./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 02:09:34,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:09:34,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:09:34,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:09:34,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:09:34,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:09:34,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:09:34,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:09:34,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:09:34,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:09:34,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:09:34,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:09:34,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:09:34,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:09:34,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:09:34,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:09:34,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:09:34,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:09:34,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:09:34,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:09:34,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:09:34,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:09:34,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:09:34,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:09:34,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:09:34,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:09:34,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:09:34,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:09:34,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:09:34,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:09:34,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:09:34,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:09:34,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:09:34,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:09:34,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:09:34,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:09:34,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:09:34,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:09:34,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:09:34,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:09:34,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:09:34,814 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:09:34,852 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:09:34,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:09:34,853 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:09:34,853 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:09:34,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:09:34,854 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:09:34,855 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:09:34,855 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:09:34,855 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:09:34,855 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:09:34,856 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:09:34,857 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:09:34,857 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:09:34,857 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:09:34,857 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:09:34,858 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:09:34,858 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:09:34,858 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:09:34,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:09:34,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:09:34,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:09:34,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:09:34,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:09:34,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:09:34,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:09:34,861 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:09:34,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:09:34,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:09:34,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:09:34,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:09:34,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:09:34,863 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:09:34,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:09:34,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:09:34,864 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:09:34,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:09:34,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:09:34,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:09:34,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c [2022-11-22 02:09:35,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:09:35,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:09:35,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:09:35,235 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:09:35,236 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:09:35,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-11-22 02:09:38,388 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:09:39,323 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:09:39,324 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-11-22 02:09:39,403 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/data/9705569ea/2bcca61e01db48b99b596e52a2a673c8/FLAG277425543 [2022-11-22 02:09:39,418 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/data/9705569ea/2bcca61e01db48b99b596e52a2a673c8 [2022-11-22 02:09:39,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:09:39,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:09:39,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:09:39,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:09:39,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:09:39,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:09:39" (1/1) ... [2022-11-22 02:09:39,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e47577b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:39, skipping insertion in model container [2022-11-22 02:09:39,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:09:39" (1/1) ... [2022-11-22 02:09:39,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:09:39,658 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:09:48,617 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-11-22 02:09:49,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:09:49,211 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:09:50,206 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-11-22 02:09:50,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:09:50,926 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:09:50,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50 WrapperNode [2022-11-22 02:09:50,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:09:50,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:09:50,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:09:50,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:09:50,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:51,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:51,565 INFO L138 Inliner]: procedures = 1046, calls = 9656, calls flagged for inlining = 360, calls inlined = 140, statements flattened = 6920 [2022-11-22 02:09:51,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:09:51,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:09:51,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:09:51,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:09:51,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:51,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:51,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:51,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:51,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:51,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:52,020 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:52,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:52,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:09:52,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:09:52,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:09:52,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:09:52,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (1/1) ... [2022-11-22 02:09:52,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:09:52,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:09:52,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:09:52,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48fde6f-4a64-4eed-b0fd-96cbf90857d0/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:09:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2022-11-22 02:09:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2022-11-22 02:09:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_destroy [2022-11-22 02:09:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_destroy [2022-11-22 02:09:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2022-11-22 02:09:52,296 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2022-11-22 02:09:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_init [2022-11-22 02:09:52,296 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_init [2022-11-22 02:09:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-11-22 02:09:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-11-22 02:09:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-22 02:09:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-22 02:09:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2022-11-22 02:09:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2022-11-22 02:09:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_backoff_reservation [2022-11-22 02:09:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_backoff_reservation [2022-11-22 02:09:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mtrr_del [2022-11-22 02:09:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mtrr_del [2022-11-22 02:09:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2022-11-22 02:09:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2022-11-22 02:09:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_firstopen [2022-11-22 02:09:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_firstopen [2022-11-22 02:09:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2022-11-22 02:09:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2022-11-22 02:09:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2022-11-22 02:09:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2022-11-22 02:09:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2022-11-22 02:09:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2022-11-22 02:09:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2022-11-22 02:09:52,310 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2022-11-22 02:09:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 02:09:52,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 02:09:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-22 02:09:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 02:09:52,311 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 02:09:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-22 02:09:52,311 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-22 02:09:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unreserve [2022-11-22 02:09:52,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unreserve [2022-11-22 02:09:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-22 02:09:52,312 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-22 02:09:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2022-11-22 02:09:52,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2022-11-22 02:09:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 02:09:52,313 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 02:09:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_free [2022-11-22 02:09:52,313 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_free [2022-11-22 02:09:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2022-11-22 02:09:52,313 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2022-11-22 02:09:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2022-11-22 02:09:52,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2022-11-22 02:09:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-11-22 02:09:52,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-11-22 02:09:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:09:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_commit_list [2022-11-22 02:09:52,315 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_commit_list [2022-11-22 02:09:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_hw_mutex [2022-11-22 02:09:52,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_hw_mutex [2022-11-22 02:09:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_emit_dummy_query [2022-11-22 02:09:52,315 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_emit_dummy_query [2022-11-22 02:09:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2022-11-22 02:09:52,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2022-11-22 02:09:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2022-11-22 02:09:52,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2022-11-22 02:09:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_alloc [2022-11-22 02:09:52,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_alloc [2022-11-22 02:09:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_destroy [2022-11-22 02:09:52,317 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_destroy [2022-11-22 02:09:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-22 02:09:52,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-22 02:09:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2022-11-22 02:09:52,318 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2022-11-22 02:09:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_init [2022-11-22 02:09:52,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_init [2022-11-22 02:09:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:09:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_add [2022-11-22 02:09:52,318 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_add [2022-11-22 02:09:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2022-11-22 02:09:52,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2022-11-22 02:09:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2022-11-22 02:09:52,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2022-11-22 02:09:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-22 02:09:52,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-22 02:09:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dma_buffer [2022-11-22 02:09:52,320 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dma_buffer [2022-11-22 02:09:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:09:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_image [2022-11-22 02:09:52,320 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_image [2022-11-22 02:09:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2022-11-22 02:09:52,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2022-11-22 02:09:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:09:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 02:09:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2022-11-22 02:09:52,338 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2022-11-22 02:09:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2022-11-22 02:09:52,338 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2022-11-22 02:09:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2022-11-22 02:09:52,338 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2022-11-22 02:09:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-22 02:09:52,339 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-22 02:09:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_have_pitchlock [2022-11-22 02:09:52,339 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_have_pitchlock [2022-11-22 02:09:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-22 02:09:52,339 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-22 02:09:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2022-11-22 02:09:52,340 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2022-11-22 02:09:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 02:09:52,340 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 02:09:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_write [2022-11-22 02:09:52,341 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_write [2022-11-22 02:09:52,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2022-11-22 02:09:52,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2022-11-22 02:09:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_wait [2022-11-22 02:09:52,345 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_wait [2022-11-22 02:09:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_close [2022-11-22 02:09:52,347 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_close [2022-11-22 02:09:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-22 02:09:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-22 02:09:52,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:09:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:09:52,361 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_write_svga [2022-11-22 02:09:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_write_svga [2022-11-22 02:09:52,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_release_mutex [2022-11-22 02:09:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_release_mutex [2022-11-22 02:09:52,361 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2022-11-22 02:09:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2022-11-22 02:09:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2022-11-22 02:09:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2022-11-22 02:09:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 02:09:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_reference [2022-11-22 02:09:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_reference [2022-11-22 02:09:52,363 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2022-11-22 02:09:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2022-11-22 02:09:52,363 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2022-11-22 02:09:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2022-11-22 02:09:52,363 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-22 02:09:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-22 02:09:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-22 02:09:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-22 02:09:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_reserve [2022-11-22 02:09:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_reserve [2022-11-22 02:09:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-22 02:09:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-22 02:09:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2022-11-22 02:09:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2022-11-22 02:09:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-22 02:09:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-22 02:09:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 02:09:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 02:09:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_lock [2022-11-22 02:09:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_lock [2022-11-22 02:09:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2022-11-22 02:09:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2022-11-22 02:09:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-22 02:09:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-22 02:09:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_device_release [2022-11-22 02:09:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_device_release [2022-11-22 02:09:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:09:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-22 02:09:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-22 02:09:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2022-11-22 02:09:52,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:09:52,368 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-22 02:09:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-22 02:09:52,368 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-22 02:09:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-22 02:09:52,368 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_global_release [2022-11-22 02:09:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_global_release [2022-11-22 02:09:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-22 02:09:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-22 02:09:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 02:09:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 02:09:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-22 02:09:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-22 02:09:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2022-11-22 02:09:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2022-11-22 02:09:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fpriv [2022-11-22 02:09:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fpriv [2022-11-22 02:09:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-11-22 02:09:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-11-22 02:09:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_reserve_buffers [2022-11-22 02:09:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_reserve_buffers [2022-11-22 02:09:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2022-11-22 02:09:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2022-11-22 02:09:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2022-11-22 02:09:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2022-11-22 02:09:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-22 02:09:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-22 02:09:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_set_par [2022-11-22 02:09:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_set_par [2022-11-22 02:09:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2022-11-22 02:09:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmdbuf_mutex [2022-11-22 02:09:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmdbuf_mutex [2022-11-22 02:09:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cmdbuf_mutex [2022-11-22 02:09:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cmdbuf_mutex [2022-11-22 02:09:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2022-11-22 02:09:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2022-11-22 02:09:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_clean_mm [2022-11-22 02:09:52,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_clean_mm [2022-11-22 02:09:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2022-11-22 02:09:52,374 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2022-11-22 02:09:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:09:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_cleanup [2022-11-22 02:09:52,374 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_cleanup [2022-11-22 02:09:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-22 02:09:52,375 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-22 02:09:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 02:09:52,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 02:09:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unref [2022-11-22 02:09:52,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unref [2022-11-22 02:09:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_create [2022-11-22 02:09:52,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_create [2022-11-22 02:09:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2022-11-22 02:09:52,376 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2022-11-22 02:09:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-11-22 02:09:52,376 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-11-22 02:09:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_get_guest_ptr [2022-11-22 02:09:52,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_get_guest_ptr [2022-11-22 02:09:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2022-11-22 02:09:52,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2022-11-22 02:09:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-22 02:09:52,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-22 02:09:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2022-11-22 02:09:52,378 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2022-11-22 02:09:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2022-11-22 02:09:52,378 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2022-11-22 02:09:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2022-11-22 02:09:52,378 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2022-11-22 02:09:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-22 02:09:52,379 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-22 02:09:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 02:09:52,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 02:09:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-11-22 02:09:52,379 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-11-22 02:09:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_is_full [2022-11-22 02:09:52,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_is_full [2022-11-22 02:09:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_put [2022-11-22 02:09:52,381 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_put [2022-11-22 02:09:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_marker_pull [2022-11-22 02:09:52,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_marker_pull [2022-11-22 02:09:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2022-11-22 02:09:52,385 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2022-11-22 02:09:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-22 02:09:52,386 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-22 02:09:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2022-11-22 02:09:52,386 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2022-11-22 02:09:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fb_surf_mutex [2022-11-22 02:09:52,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fb_surf_mutex [2022-11-22 02:09:52,399 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 02:09:52,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 02:09:52,399 INFO L130 BoogieDeclarations]: Found specification of procedure getrawmonotonic [2022-11-22 02:09:52,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getrawmonotonic [2022-11-22 02:09:52,400 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2022-11-22 02:09:52,400 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2022-11-22 02:09:52,400 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2022-11-22 02:09:52,400 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2022-11-22 02:09:52,400 INFO L130 BoogieDeclarations]: Found specification of procedure fill_flush [2022-11-22 02:09:52,400 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_flush [2022-11-22 02:09:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2022-11-22 02:09:52,401 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2022-11-22 02:09:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 02:09:52,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 02:09:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unreference [2022-11-22 02:09:52,401 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unreference [2022-11-22 02:09:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2022-11-22 02:09:52,402 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2022-11-22 02:09:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_fence_buffer_objects [2022-11-22 02:09:52,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_fence_buffer_objects [2022-11-22 02:09:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fifo_mutex [2022-11-22 02:09:52,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fifo_mutex [2022-11-22 02:09:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 02:09:52,403 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 02:09:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2022-11-22 02:09:52,403 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2022-11-22 02:09:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2022-11-22 02:09:52,403 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2022-11-22 02:09:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_put [2022-11-22 02:09:52,403 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_put [2022-11-22 02:09:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-22 02:09:52,404 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-22 02:09:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_goal_irq_mutex [2022-11-22 02:09:52,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_goal_irq_mutex [2022-11-22 02:09:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_pin [2022-11-22 02:09:52,404 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_pin [2022-11-22 02:09:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:09:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-22 02:09:52,405 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-22 02:09:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_init [2022-11-22 02:09:52,405 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_init [2022-11-22 02:09:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_sub [2022-11-22 02:09:52,405 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_sub [2022-11-22 02:09:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2022-11-22 02:09:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2022-11-22 02:09:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 02:09:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_resume [2022-11-22 02:09:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_resume [2022-11-22 02:09:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 02:09:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 02:09:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2022-11-22 02:09:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2022-11-22 02:09:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 02:09:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_close [2022-11-22 02:09:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_close [2022-11-22 02:09:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_unbind [2022-11-22 02:09:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_unbind [2022-11-22 02:09:52,408 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-22 02:09:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-22 02:09:52,408 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_suspend [2022-11-22 02:09:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_suspend [2022-11-22 02:09:52,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 02:09:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 02:09:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2022-11-22 02:09:52,409 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2022-11-22 02:09:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_restore_vga [2022-11-22 02:09:52,409 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_restore_vga [2022-11-22 02:09:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2022-11-22 02:09:52,409 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2022-11-22 02:09:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2022-11-22 02:09:52,410 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2022-11-22 02:09:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-22 02:09:52,410 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-22 02:09:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-22 02:09:52,410 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-22 02:09:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2022-11-22 02:09:52,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2022-11-22 02:09:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2022-11-22 02:09:52,411 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2022-11-22 02:09:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2022-11-22 02:09:52,411 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2022-11-22 02:09:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2022-11-22 02:09:52,411 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2022-11-22 02:09:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_read [2022-11-22 02:09:52,412 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_read [2022-11-22 02:09:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-11-22 02:09:52,412 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-11-22 02:09:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:09:52,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:09:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:09:52,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:09:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2022-11-22 02:09:52,413 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2022-11-22 02:09:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2022-11-22 02:09:52,413 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2022-11-22 02:09:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2022-11-22 02:09:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_remove [2022-11-22 02:09:52,414 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_remove [2022-11-22 02:09:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2022-11-22 02:09:52,414 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2022-11-22 02:09:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2022-11-22 02:09:52,414 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2022-11-22 02:09:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2022-11-22 02:09:52,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2022-11-22 02:09:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2022-11-22 02:09:52,415 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2022-11-22 02:09:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fb_surf_mutex [2022-11-22 02:09:52,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fb_surf_mutex [2022-11-22 02:09:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-22 02:09:52,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-22 02:09:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-22 02:09:52,416 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-22 02:09:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_free [2022-11-22 02:09:52,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_free [2022-11-22 02:09:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_unlock [2022-11-22 02:09:52,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_unlock [2022-11-22 02:09:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-22 02:09:52,417 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-22 02:09:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 02:09:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_encode [2022-11-22 02:09:52,417 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_encode [2022-11-22 02:09:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2022-11-22 02:09:52,417 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2022-11-22 02:09:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2022-11-22 02:09:52,418 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2022-11-22 02:09:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reference [2022-11-22 02:09:52,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reference [2022-11-22 02:09:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-22 02:09:52,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-22 02:09:52,418 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2022-11-22 02:09:52,419 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2022-11-22 02:09:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2022-11-22 02:09:52,419 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2022-11-22 02:09:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_dmabuf [2022-11-22 02:09:52,419 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_dmabuf [2022-11-22 02:09:52,419 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-22 02:09:52,420 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-22 02:09:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-22 02:09:52,420 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-22 02:09:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2022-11-22 02:09:52,420 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2022-11-22 02:09:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2022-11-22 02:09:52,420 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2022-11-22 02:09:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-11-22 02:09:52,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-11-22 02:09:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-22 02:09:52,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-22 02:09:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_release_mutex [2022-11-22 02:09:52,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_release_mutex [2022-11-22 02:09:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2022-11-22 02:09:52,422 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2022-11-22 02:09:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2022-11-22 02:09:52,422 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2022-11-22 02:09:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_priv [2022-11-22 02:09:52,422 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_priv [2022-11-22 02:09:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:09:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_goal_irq_mutex [2022-11-22 02:09:52,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_goal_irq_mutex [2022-11-22 02:09:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_commit [2022-11-22 02:09:52,423 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_commit [2022-11-22 02:09:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2022-11-22 02:09:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-22 02:09:52,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-22 02:09:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_hw_mutex [2022-11-22 02:09:52,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_hw_mutex [2022-11-22 02:09:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2022-11-22 02:09:52,424 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2022-11-22 02:09:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2022-11-22 02:09:52,424 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2022-11-22 02:09:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2022-11-22 02:09:52,425 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2022-11-22 02:09:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2022-11-22 02:09:52,425 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2022-11-22 02:09:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2022-11-22 02:09:52,425 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2022-11-22 02:09:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reserve [2022-11-22 02:09:52,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reserve [2022-11-22 02:09:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_idle [2022-11-22 02:09:52,428 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_idle [2022-11-22 02:09:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_reference [2022-11-22 02:09:52,429 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_reference [2022-11-22 02:09:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 02:09:52,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 02:09:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_unref [2022-11-22 02:09:52,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_unref [2022-11-22 02:09:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master [2022-11-22 02:09:52,429 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master [2022-11-22 02:09:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2022-11-22 02:09:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2022-11-22 02:09:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2022-11-22 02:09:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2022-11-22 02:09:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_remove [2022-11-22 02:09:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_remove [2022-11-22 02:09:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_size [2022-11-22 02:09:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_size [2022-11-22 02:09:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2022-11-22 02:09:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2022-11-22 02:09:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2022-11-22 02:09:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2022-11-22 02:09:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-22 02:09:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-22 02:09:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2022-11-22 02:09:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2022-11-22 02:09:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2022-11-22 02:09:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2022-11-22 02:09:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_mem_glob [2022-11-22 02:09:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_mem_glob [2022-11-22 02:09:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2022-11-22 02:09:52,433 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2022-11-22 02:09:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_ping_host [2022-11-22 02:09:52,433 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_ping_host [2022-11-22 02:09:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_object_device_release [2022-11-22 02:09:52,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_object_device_release [2022-11-22 02:09:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_release [2022-11-22 02:09:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_release [2022-11-22 02:09:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-22 02:09:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-22 02:09:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2022-11-22 02:09:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2022-11-22 02:09:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure fill_escape [2022-11-22 02:09:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_escape [2022-11-22 02:09:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_manager_takedown [2022-11-22 02:09:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_manager_takedown [2022-11-22 02:09:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 02:09:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 02:09:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2022-11-22 02:09:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2022-11-22 02:09:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-11-22 02:09:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-11-22 02:09:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:09:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 02:09:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 02:09:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2022-11-22 02:09:52,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2022-11-22 02:09:53,766 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:09:53,774 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:10:53,150 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:10:54,870 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:10:54,870 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 02:10:54,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:10:54 BoogieIcfgContainer [2022-11-22 02:10:54,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:10:54,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:10:54,883 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:10:54,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:10:54,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:09:39" (1/3) ... [2022-11-22 02:10:54,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5374e654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:10:54, skipping insertion in model container [2022-11-22 02:10:54,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:09:50" (2/3) ... [2022-11-22 02:10:54,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5374e654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:10:54, skipping insertion in model container [2022-11-22 02:10:54,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:10:54" (3/3) ... [2022-11-22 02:10:54,890 INFO L112 eAbstractionObserver]: Analyzing ICFG main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-11-22 02:10:54,910 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:10:54,911 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:10:55,016 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:10:55,023 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6878f32, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:10:55,023 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:10:55,036 INFO L276 IsEmpty]: Start isEmpty. Operand has 2707 states, 1515 states have (on average 1.2640264026402641) internal successors, (1915), 1634 states have internal predecessors, (1915), 960 states have call successors, (960), 230 states have call predecessors, (960), 230 states have return successors, (960), 931 states have call predecessors, (960), 960 states have call successors, (960) [2022-11-22 02:10:55,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-22 02:10:55,044 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:10:55,045 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:10:55,045 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:10:55,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:10:55,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1925562447, now seen corresponding path program 1 times [2022-11-22 02:10:55,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:10:55,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538398127] [2022-11-22 02:10:55,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:10:55,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:10:55,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:10:56,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:10:56,391 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:10:56,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538398127] [2022-11-22 02:10:56,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538398127] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:10:56,393 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:10:56,393 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:10:56,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566127189] [2022-11-22 02:10:56,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:10:56,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:10:56,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:10:56,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:10:56,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:10:56,440 INFO L87 Difference]: Start difference. First operand has 2707 states, 1515 states have (on average 1.2640264026402641) internal successors, (1915), 1634 states have internal predecessors, (1915), 960 states have call successors, (960), 230 states have call predecessors, (960), 230 states have return successors, (960), 931 states have call predecessors, (960), 960 states have call successors, (960) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:10:57,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:10:59,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:05,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:08,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:09,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:11:09,755 INFO L93 Difference]: Finished difference Result 7992 states and 11996 transitions. [2022-11-22 02:11:09,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:11:09,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-11-22 02:11:09,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:11:09,813 INFO L225 Difference]: With dead ends: 7992 [2022-11-22 02:11:09,813 INFO L226 Difference]: Without dead ends: 5234 [2022-11-22 02:11:09,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:09,845 INFO L413 NwaCegarLoop]: 4857 mSDtfsCounter, 3835 mSDsluCounter, 3573 mSDsCounter, 0 mSdLazyCounter, 561 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3837 SdHoareTripleChecker+Valid, 8430 SdHoareTripleChecker+Invalid, 569 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 561 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:11:09,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3837 Valid, 8430 Invalid, 569 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 561 Invalid, 3 Unknown, 0 Unchecked, 12.7s Time] [2022-11-22 02:11:09,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5234 states. [2022-11-22 02:11:10,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5234 to 5215. [2022-11-22 02:11:10,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5215 states, 2909 states have (on average 1.2475077346167067) internal successors, (3629), 3114 states have internal predecessors, (3629), 1855 states have call successors, (1855), 454 states have call predecessors, (1855), 450 states have return successors, (2073), 1766 states have call predecessors, (2073), 1825 states have call successors, (2073) [2022-11-22 02:11:10,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5215 states to 5215 states and 7557 transitions. [2022-11-22 02:11:10,369 INFO L78 Accepts]: Start accepts. Automaton has 5215 states and 7557 transitions. Word has length 10 [2022-11-22 02:11:10,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:11:10,370 INFO L495 AbstractCegarLoop]: Abstraction has 5215 states and 7557 transitions. [2022-11-22 02:11:10,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:11:10,370 INFO L276 IsEmpty]: Start isEmpty. Operand 5215 states and 7557 transitions. [2022-11-22 02:11:10,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-22 02:11:10,374 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:11:10,374 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:11:10,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:11:10,374 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:11:10,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:11:10,375 INFO L85 PathProgramCache]: Analyzing trace with hash 435285292, now seen corresponding path program 1 times [2022-11-22 02:11:10,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:11:10,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184360429] [2022-11-22 02:11:10,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:11:10,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:11:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:11:11,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:11:11,367 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:11:11,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184360429] [2022-11-22 02:11:11,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184360429] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:11:11,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:11:11,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:11:11,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595207874] [2022-11-22 02:11:11,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:11:11,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:11:11,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:11:11,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:11:11,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:11,372 INFO L87 Difference]: Start difference. First operand 5215 states and 7557 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:11:13,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:15,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:19,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:22,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:22,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:11:22,463 INFO L93 Difference]: Finished difference Result 5332 states and 7701 transitions. [2022-11-22 02:11:22,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:11:22,464 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-11-22 02:11:22,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:11:22,504 INFO L225 Difference]: With dead ends: 5332 [2022-11-22 02:11:22,505 INFO L226 Difference]: Without dead ends: 5329 [2022-11-22 02:11:22,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:22,515 INFO L413 NwaCegarLoop]: 3515 mSDtfsCounter, 3733 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3737 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-11-22 02:11:22,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3737 Valid, 3634 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 287 Invalid, 2 Unknown, 0 Unchecked, 10.8s Time] [2022-11-22 02:11:22,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5329 states. [2022-11-22 02:11:22,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5329 to 5322. [2022-11-22 02:11:22,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5322 states, 2970 states have (on average 1.2464646464646465) internal successors, (3702), 3179 states have internal predecessors, (3702), 1883 states have call successors, (1883), 471 states have call predecessors, (1883), 468 states have return successors, (2104), 1795 states have call predecessors, (2104), 1854 states have call successors, (2104) [2022-11-22 02:11:22,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5322 states to 5322 states and 7689 transitions. [2022-11-22 02:11:22,925 INFO L78 Accepts]: Start accepts. Automaton has 5322 states and 7689 transitions. Word has length 11 [2022-11-22 02:11:22,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:11:22,926 INFO L495 AbstractCegarLoop]: Abstraction has 5322 states and 7689 transitions. [2022-11-22 02:11:22,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:11:22,927 INFO L276 IsEmpty]: Start isEmpty. Operand 5322 states and 7689 transitions. [2022-11-22 02:11:22,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-22 02:11:22,928 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:11:22,928 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:11:22,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:11:22,928 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:11:22,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:11:22,930 INFO L85 PathProgramCache]: Analyzing trace with hash 607126036, now seen corresponding path program 1 times [2022-11-22 02:11:22,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:11:22,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284415310] [2022-11-22 02:11:22,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:11:22,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:11:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:11:23,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:11:23,610 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:11:23,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284415310] [2022-11-22 02:11:23,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284415310] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:11:23,611 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:11:23,611 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:11:23,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510565945] [2022-11-22 02:11:23,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:11:23,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:11:23,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:11:23,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:11:23,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:23,613 INFO L87 Difference]: Start difference. First operand 5322 states and 7689 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:11:25,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:30,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:34,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:35,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:11:35,448 INFO L93 Difference]: Finished difference Result 10475 states and 16158 transitions. [2022-11-22 02:11:35,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:11:35,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-22 02:11:35,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:11:35,547 INFO L225 Difference]: With dead ends: 10475 [2022-11-22 02:11:35,547 INFO L226 Difference]: Without dead ends: 10471 [2022-11-22 02:11:35,558 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:35,561 INFO L413 NwaCegarLoop]: 4560 mSDtfsCounter, 3850 mSDsluCounter, 3582 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3852 SdHoareTripleChecker+Valid, 8142 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:11:35,562 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3852 Valid, 8142 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 524 Invalid, 3 Unknown, 0 Unchecked, 11.3s Time] [2022-11-22 02:11:35,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10471 states. [2022-11-22 02:11:36,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10471 to 10446. [2022-11-22 02:11:36,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10446 states, 5841 states have (on average 1.246190720766992) internal successors, (7279), 6230 states have internal predecessors, (7279), 3693 states have call successors, (3693), 918 states have call predecessors, (3693), 911 states have return successors, (5156), 3541 states have call predecessors, (5156), 3662 states have call successors, (5156) [2022-11-22 02:11:36,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10446 states to 10446 states and 16128 transitions. [2022-11-22 02:11:36,652 INFO L78 Accepts]: Start accepts. Automaton has 10446 states and 16128 transitions. Word has length 12 [2022-11-22 02:11:36,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:11:36,652 INFO L495 AbstractCegarLoop]: Abstraction has 10446 states and 16128 transitions. [2022-11-22 02:11:36,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:11:36,653 INFO L276 IsEmpty]: Start isEmpty. Operand 10446 states and 16128 transitions. [2022-11-22 02:11:36,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-22 02:11:36,653 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:11:36,654 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:11:36,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:11:36,654 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:11:36,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:11:36,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1639226671, now seen corresponding path program 1 times [2022-11-22 02:11:36,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:11:36,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089473807] [2022-11-22 02:11:36,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:11:36,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:11:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:11:37,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:11:37,286 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:11:37,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089473807] [2022-11-22 02:11:37,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089473807] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:11:37,287 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:11:37,287 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:11:37,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269810237] [2022-11-22 02:11:37,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:11:37,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:11:37,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:11:37,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:11:37,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:37,289 INFO L87 Difference]: Start difference. First operand 10446 states and 16128 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:11:38,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:39,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:46,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:48,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:50,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:11:50,331 INFO L93 Difference]: Finished difference Result 30396 states and 55002 transitions. [2022-11-22 02:11:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:11:50,331 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-11-22 02:11:50,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:11:50,543 INFO L225 Difference]: With dead ends: 30396 [2022-11-22 02:11:50,543 INFO L226 Difference]: Without dead ends: 19954 [2022-11-22 02:11:50,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:50,690 INFO L413 NwaCegarLoop]: 4522 mSDtfsCounter, 3612 mSDsluCounter, 3551 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3612 SdHoareTripleChecker+Valid, 8073 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:11:50,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3612 Valid, 8073 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 530 Invalid, 2 Unknown, 0 Unchecked, 12.0s Time] [2022-11-22 02:11:50,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19954 states. [2022-11-22 02:11:52,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19954 to 19915. [2022-11-22 02:11:52,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19915 states, 11130 states have (on average 1.24429469901168) internal successors, (13849), 11884 states have internal predecessors, (13849), 6996 states have call successors, (6996), 1806 states have call predecessors, (6996), 1788 states have return successors, (13958), 6688 states have call predecessors, (13958), 6924 states have call successors, (13958) [2022-11-22 02:11:53,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19915 states to 19915 states and 34803 transitions. [2022-11-22 02:11:53,261 INFO L78 Accepts]: Start accepts. Automaton has 19915 states and 34803 transitions. Word has length 13 [2022-11-22 02:11:53,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:11:53,262 INFO L495 AbstractCegarLoop]: Abstraction has 19915 states and 34803 transitions. [2022-11-22 02:11:53,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:11:53,262 INFO L276 IsEmpty]: Start isEmpty. Operand 19915 states and 34803 transitions. [2022-11-22 02:11:53,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-22 02:11:53,264 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:11:53,264 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:11:53,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:11:53,265 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:11:53,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:11:53,265 INFO L85 PathProgramCache]: Analyzing trace with hash -725387145, now seen corresponding path program 1 times [2022-11-22 02:11:53,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:11:53,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272718642] [2022-11-22 02:11:53,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:11:53,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:11:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:11:54,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:11:54,019 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:11:54,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272718642] [2022-11-22 02:11:54,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272718642] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:11:54,019 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:11:54,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:11:54,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706725811] [2022-11-22 02:11:54,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:11:54,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:11:54,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:11:54,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:11:54,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:11:54,022 INFO L87 Difference]: Start difference. First operand 19915 states and 34803 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:11:56,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:11:57,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:02,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:06,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:09,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:12:09,475 INFO L93 Difference]: Finished difference Result 39403 states and 84667 transitions. [2022-11-22 02:12:09,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:12:09,476 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-11-22 02:12:09,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:12:10,105 INFO L225 Difference]: With dead ends: 39403 [2022-11-22 02:12:10,105 INFO L226 Difference]: Without dead ends: 39399 [2022-11-22 02:12:10,133 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:12:10,134 INFO L413 NwaCegarLoop]: 4545 mSDtfsCounter, 3817 mSDsluCounter, 3588 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3819 SdHoareTripleChecker+Valid, 8133 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:12:10,134 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3819 Valid, 8133 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 531 Invalid, 2 Unknown, 0 Unchecked, 13.6s Time] [2022-11-22 02:12:10,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39399 states. [2022-11-22 02:12:14,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39399 to 39368. [2022-11-22 02:12:14,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39368 states, 22023 states have (on average 1.2441992462425646) internal successors, (27401), 23489 states have internal predecessors, (27401), 13812 states have call successors, (13812), 3582 states have call predecessors, (13812), 3532 states have return successors, (43412), 13212 states have call predecessors, (43412), 13696 states have call successors, (43412) [2022-11-22 02:12:15,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39368 states to 39368 states and 84625 transitions. [2022-11-22 02:12:15,421 INFO L78 Accepts]: Start accepts. Automaton has 39368 states and 84625 transitions. Word has length 14 [2022-11-22 02:12:15,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:12:15,422 INFO L495 AbstractCegarLoop]: Abstraction has 39368 states and 84625 transitions. [2022-11-22 02:12:15,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:12:15,422 INFO L276 IsEmpty]: Start isEmpty. Operand 39368 states and 84625 transitions. [2022-11-22 02:12:15,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-22 02:12:15,426 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:12:15,426 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:12:15,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:12:15,426 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:12:15,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:12:15,427 INFO L85 PathProgramCache]: Analyzing trace with hash -1013966542, now seen corresponding path program 1 times [2022-11-22 02:12:15,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:12:15,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443971097] [2022-11-22 02:12:15,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:12:15,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:12:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:12:16,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:12:16,262 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:12:16,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443971097] [2022-11-22 02:12:16,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443971097] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:12:16,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:12:16,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:12:16,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138679294] [2022-11-22 02:12:16,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:12:16,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:12:16,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:12:16,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:12:16,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:12:16,264 INFO L87 Difference]: Start difference. First operand 39368 states and 84625 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-22 02:12:18,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:23,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:26,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:28,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:12:32,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:12:32,862 INFO L93 Difference]: Finished difference Result 74191 states and 220618 transitions. [2022-11-22 02:12:32,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:12:32,863 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-11-22 02:12:32,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:12:34,525 INFO L225 Difference]: With dead ends: 74191 [2022-11-22 02:12:34,525 INFO L226 Difference]: Without dead ends: 74187 [2022-11-22 02:12:34,588 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:12:34,589 INFO L413 NwaCegarLoop]: 4426 mSDtfsCounter, 3658 mSDsluCounter, 3306 mSDsCounter, 0 mSdLazyCounter, 514 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3658 SdHoareTripleChecker+Valid, 7732 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 514 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:12:34,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3658 Valid, 7732 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 514 Invalid, 3 Unknown, 0 Unchecked, 12.0s Time] [2022-11-22 02:12:34,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74187 states. [2022-11-22 02:12:49,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74187 to 74159. [2022-11-22 02:12:49,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74159 states, 41762 states have (on average 1.2480963555385278) internal successors, (52123), 44708 states have internal predecessors, (52123), 25500 states have call successors, (25500), 7098 states have call predecessors, (25500), 6896 states have return successors, (142948), 24052 states have call predecessors, (142948), 25304 states have call successors, (142948)