./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 5e519f3a 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_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/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_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI --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-5e519f3 [2022-11-03 02:23:28,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:23:28,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:23:29,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:23:29,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:23:29,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:23:29,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:23:29,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:23:29,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:23:29,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:23:29,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:23:29,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:23:29,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:23:29,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:23:29,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:23:29,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:23:29,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:23:29,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:23:29,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:23:29,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:23:29,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:23:29,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:23:29,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:23:29,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:23:29,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:23:29,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:23:29,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:23:29,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:23:29,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:23:29,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:23:29,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:23:29,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:23:29,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:23:29,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:23:29,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:23:29,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:23:29,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:23:29,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:23:29,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:23:29,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:23:29,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:23:29,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:23:29,143 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:23:29,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:23:29,149 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:23:29,149 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:23:29,151 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:23:29,151 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:23:29,151 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:23:29,151 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:23:29,152 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:23:29,152 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:23:29,153 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:23:29,154 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:23:29,154 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:23:29,154 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:23:29,155 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:23:29,155 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:23:29,155 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:23:29,156 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:23:29,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:23:29,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:23:29,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:23:29,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:23:29,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:23:29,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:23:29,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:23:29,160 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:23:29,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:23:29,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:23:29,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:23:29,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:23:29,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:23:29,163 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:23:29,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:23:29,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:23:29,163 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:23:29,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:23:29,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:23:29,164 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:23:29,164 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_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c [2022-11-03 02:23:29,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:23:29,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:23:29,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:23:29,598 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:23:29,599 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:23:29,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-11-03 02:23:29,690 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/data/5836ca59f/3ecd70bfa9a74121a2cf11b517bcc0b6/FLAG5731693bf [2022-11-03 02:23:31,204 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:23:31,205 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-11-03 02:23:31,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/data/5836ca59f/3ecd70bfa9a74121a2cf11b517bcc0b6/FLAG5731693bf [2022-11-03 02:23:31,732 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/data/5836ca59f/3ecd70bfa9a74121a2cf11b517bcc0b6 [2022-11-03 02:23:31,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:23:31,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:23:31,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:23:31,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:23:31,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:23:31,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:23:31" (1/1) ... [2022-11-03 02:23:31,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dc5a29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:31, skipping insertion in model container [2022-11-03 02:23:31,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:23:31" (1/1) ... [2022-11-03 02:23:31,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:23:32,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:23:44,385 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-11-03 02:23:45,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:23:45,317 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:23:46,609 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-11-03 02:23:46,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:23:47,683 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:23:47,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47 WrapperNode [2022-11-03 02:23:47,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:23:47,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:23:47,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:23:47,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:23:47,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:48,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:48,666 INFO L138 Inliner]: procedures = 1046, calls = 9656, calls flagged for inlining = 360, calls inlined = 140, statements flattened = 6940 [2022-11-03 02:23:48,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:23:48,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:23:48,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:23:48,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:23:48,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:48,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:48,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:48,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:49,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:49,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:49,180 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:49,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:49,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:23:49,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:23:49,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:23:49,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:23:49,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (1/1) ... [2022-11-03 02:23:49,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:23:49,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:23:49,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:23:49,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8e69695-fc5e-4b13-8399-302c31fc4a1a/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:23:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2022-11-03 02:23:49,366 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2022-11-03 02:23:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_destroy [2022-11-03 02:23:49,367 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_destroy [2022-11-03 02:23:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2022-11-03 02:23:49,367 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2022-11-03 02:23:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_init [2022-11-03 02:23:49,368 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_init [2022-11-03 02:23:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-11-03 02:23:49,368 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-11-03 02:23:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-03 02:23:49,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-03 02:23:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2022-11-03 02:23:49,369 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2022-11-03 02:23:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_backoff_reservation [2022-11-03 02:23:49,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_backoff_reservation [2022-11-03 02:23:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mtrr_del [2022-11-03 02:23:49,370 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mtrr_del [2022-11-03 02:23:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2022-11-03 02:23:49,370 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2022-11-03 02:23:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_firstopen [2022-11-03 02:23:49,371 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_firstopen [2022-11-03 02:23:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2022-11-03 02:23:49,371 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2022-11-03 02:23:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2022-11-03 02:23:49,372 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2022-11-03 02:23:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2022-11-03 02:23:49,372 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2022-11-03 02:23:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2022-11-03 02:23:49,373 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2022-11-03 02:23:49,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-03 02:23:49,373 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-03 02:23:49,373 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-03 02:23:49,374 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-03 02:23:49,374 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-03 02:23:49,374 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-03 02:23:49,374 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-03 02:23:49,375 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unreserve [2022-11-03 02:23:49,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unreserve [2022-11-03 02:23:49,375 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 02:23:49,375 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 02:23:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2022-11-03 02:23:49,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2022-11-03 02:23:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 02:23:49,376 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 02:23:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_free [2022-11-03 02:23:49,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_free [2022-11-03 02:23:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2022-11-03 02:23:49,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2022-11-03 02:23:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2022-11-03 02:23:49,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2022-11-03 02:23:49,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-11-03 02:23:49,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-11-03 02:23:49,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:23:49,379 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_commit_list [2022-11-03 02:23:49,379 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_commit_list [2022-11-03 02:23:49,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_hw_mutex [2022-11-03 02:23:49,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_hw_mutex [2022-11-03 02:23:49,379 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_emit_dummy_query [2022-11-03 02:23:49,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_emit_dummy_query [2022-11-03 02:23:49,380 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2022-11-03 02:23:49,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2022-11-03 02:23:49,380 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2022-11-03 02:23:49,381 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2022-11-03 02:23:49,381 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_alloc [2022-11-03 02:23:49,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_alloc [2022-11-03 02:23:49,381 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_destroy [2022-11-03 02:23:49,382 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_destroy [2022-11-03 02:23:49,382 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-03 02:23:49,382 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-03 02:23:49,382 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2022-11-03 02:23:49,382 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2022-11-03 02:23:49,383 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_init [2022-11-03 02:23:49,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_init [2022-11-03 02:23:49,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:23:49,383 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_add [2022-11-03 02:23:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_add [2022-11-03 02:23:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2022-11-03 02:23:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2022-11-03 02:23:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2022-11-03 02:23:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2022-11-03 02:23:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-03 02:23:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-03 02:23:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dma_buffer [2022-11-03 02:23:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dma_buffer [2022-11-03 02:23:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:23:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_image [2022-11-03 02:23:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_image [2022-11-03 02:23:49,387 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2022-11-03 02:23:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2022-11-03 02:23:49,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:23:49,387 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 02:23:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2022-11-03 02:23:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2022-11-03 02:23:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2022-11-03 02:23:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2022-11-03 02:23:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2022-11-03 02:23:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2022-11-03 02:23:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-03 02:23:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-03 02:23:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_have_pitchlock [2022-11-03 02:23:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_have_pitchlock [2022-11-03 02:23:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-03 02:23:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-03 02:23:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2022-11-03 02:23:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2022-11-03 02:23:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 02:23:49,391 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 02:23:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_write [2022-11-03 02:23:49,391 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_write [2022-11-03 02:23:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2022-11-03 02:23:49,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2022-11-03 02:23:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_wait [2022-11-03 02:23:49,392 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_wait [2022-11-03 02:23:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_close [2022-11-03 02:23:49,393 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_close [2022-11-03 02:23:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-03 02:23:49,393 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-03 02:23:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:23:49,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:23:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_write_svga [2022-11-03 02:23:49,394 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_write_svga [2022-11-03 02:23:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_release_mutex [2022-11-03 02:23:49,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_release_mutex [2022-11-03 02:23:49,395 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2022-11-03 02:23:49,395 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2022-11-03 02:23:49,395 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2022-11-03 02:23:49,396 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2022-11-03 02:23:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:23:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_reference [2022-11-03 02:23:49,396 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_reference [2022-11-03 02:23:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2022-11-03 02:23:49,397 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2022-11-03 02:23:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2022-11-03 02:23:49,397 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2022-11-03 02:23:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-03 02:23:49,397 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-03 02:23:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-03 02:23:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-03 02:23:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_reserve [2022-11-03 02:23:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_reserve [2022-11-03 02:23:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-03 02:23:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-03 02:23:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2022-11-03 02:23:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2022-11-03 02:23:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 02:23:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 02:23:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:23:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:23:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_lock [2022-11-03 02:23:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_lock [2022-11-03 02:23:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2022-11-03 02:23:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2022-11-03 02:23:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-03 02:23:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-03 02:23:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_device_release [2022-11-03 02:23:49,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_device_release [2022-11-03 02:23:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:23:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-03 02:23:49,402 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-03 02:23:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2022-11-03 02:23:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:23:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-03 02:23:49,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-03 02:23:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-03 02:23:49,403 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-03 02:23:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_global_release [2022-11-03 02:23:49,404 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_global_release [2022-11-03 02:23:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-03 02:23:49,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-03 02:23:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 02:23:49,405 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 02:23:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-03 02:23:49,405 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-03 02:23:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2022-11-03 02:23:49,405 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2022-11-03 02:23:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fpriv [2022-11-03 02:23:49,406 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fpriv [2022-11-03 02:23:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-11-03 02:23:49,406 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-11-03 02:23:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_reserve_buffers [2022-11-03 02:23:49,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_reserve_buffers [2022-11-03 02:23:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2022-11-03 02:23:49,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2022-11-03 02:23:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2022-11-03 02:23:49,408 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2022-11-03 02:23:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-03 02:23:49,408 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-03 02:23:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_set_par [2022-11-03 02:23:49,408 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_set_par [2022-11-03 02:23:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2022-11-03 02:23:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmdbuf_mutex [2022-11-03 02:23:49,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmdbuf_mutex [2022-11-03 02:23:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cmdbuf_mutex [2022-11-03 02:23:49,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cmdbuf_mutex [2022-11-03 02:23:49,410 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2022-11-03 02:23:49,410 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2022-11-03 02:23:49,410 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_clean_mm [2022-11-03 02:23:49,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_clean_mm [2022-11-03 02:23:49,411 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2022-11-03 02:23:49,411 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2022-11-03 02:23:49,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:23:49,411 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_cleanup [2022-11-03 02:23:49,411 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_cleanup [2022-11-03 02:23:49,412 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-03 02:23:49,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-03 02:23:49,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:23:49,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:23:49,412 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unref [2022-11-03 02:23:49,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unref [2022-11-03 02:23:49,413 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_create [2022-11-03 02:23:49,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_create [2022-11-03 02:23:49,413 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2022-11-03 02:23:49,413 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2022-11-03 02:23:49,414 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-11-03 02:23:49,414 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-11-03 02:23:49,414 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_get_guest_ptr [2022-11-03 02:23:49,414 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_get_guest_ptr [2022-11-03 02:23:49,414 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2022-11-03 02:23:49,415 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2022-11-03 02:23:49,415 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-03 02:23:49,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-03 02:23:49,415 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2022-11-03 02:23:49,415 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2022-11-03 02:23:49,416 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2022-11-03 02:23:49,416 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2022-11-03 02:23:49,416 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2022-11-03 02:23:49,416 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2022-11-03 02:23:49,416 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-03 02:23:49,417 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-03 02:23:49,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-03 02:23:49,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-03 02:23:49,417 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-11-03 02:23:49,417 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-11-03 02:23:49,418 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_is_full [2022-11-03 02:23:49,418 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_is_full [2022-11-03 02:23:49,418 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_put [2022-11-03 02:23:49,418 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_put [2022-11-03 02:23:49,418 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_marker_pull [2022-11-03 02:23:49,419 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_marker_pull [2022-11-03 02:23:49,419 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2022-11-03 02:23:49,419 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2022-11-03 02:23:49,419 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-03 02:23:49,420 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-03 02:23:49,420 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2022-11-03 02:23:49,420 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2022-11-03 02:23:49,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fb_surf_mutex [2022-11-03 02:23:49,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fb_surf_mutex [2022-11-03 02:23:49,421 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-03 02:23:49,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-03 02:23:49,421 INFO L130 BoogieDeclarations]: Found specification of procedure getrawmonotonic [2022-11-03 02:23:49,421 INFO L138 BoogieDeclarations]: Found implementation of procedure getrawmonotonic [2022-11-03 02:23:49,421 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2022-11-03 02:23:49,422 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2022-11-03 02:23:49,422 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2022-11-03 02:23:49,422 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2022-11-03 02:23:49,422 INFO L130 BoogieDeclarations]: Found specification of procedure fill_flush [2022-11-03 02:23:49,423 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_flush [2022-11-03 02:23:49,423 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2022-11-03 02:23:49,423 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2022-11-03 02:23:49,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:23:49,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:23:49,424 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unreference [2022-11-03 02:23:49,424 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unreference [2022-11-03 02:23:49,424 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2022-11-03 02:23:49,424 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2022-11-03 02:23:49,424 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_fence_buffer_objects [2022-11-03 02:23:49,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_fence_buffer_objects [2022-11-03 02:23:49,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fifo_mutex [2022-11-03 02:23:49,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fifo_mutex [2022-11-03 02:23:49,425 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 02:23:49,426 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 02:23:49,426 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2022-11-03 02:23:49,426 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2022-11-03 02:23:49,426 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2022-11-03 02:23:49,426 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2022-11-03 02:23:49,427 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_put [2022-11-03 02:23:49,427 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_put [2022-11-03 02:23:49,427 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-03 02:23:49,427 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-03 02:23:49,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_goal_irq_mutex [2022-11-03 02:23:49,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_goal_irq_mutex [2022-11-03 02:23:49,428 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_pin [2022-11-03 02:23:49,428 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_pin [2022-11-03 02:23:49,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:23:49,428 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-03 02:23:49,428 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-03 02:23:49,429 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_init [2022-11-03 02:23:49,429 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_init [2022-11-03 02:23:49,429 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_sub [2022-11-03 02:23:49,429 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_sub [2022-11-03 02:23:49,429 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2022-11-03 02:23:49,430 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2022-11-03 02:23:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:23:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_resume [2022-11-03 02:23:49,430 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_resume [2022-11-03 02:23:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 02:23:49,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 02:23:49,431 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2022-11-03 02:23:49,431 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2022-11-03 02:23:49,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:23:49,431 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_close [2022-11-03 02:23:49,432 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_close [2022-11-03 02:23:49,432 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_unbind [2022-11-03 02:23:49,432 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_unbind [2022-11-03 02:23:49,432 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-03 02:23:49,432 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-03 02:23:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_suspend [2022-11-03 02:23:49,433 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_suspend [2022-11-03 02:23:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:23:49,433 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:23:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2022-11-03 02:23:49,433 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2022-11-03 02:23:49,434 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_restore_vga [2022-11-03 02:23:49,434 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_restore_vga [2022-11-03 02:23:49,434 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2022-11-03 02:23:49,434 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2022-11-03 02:23:49,435 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2022-11-03 02:23:49,435 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2022-11-03 02:23:49,435 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-03 02:23:49,435 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-03 02:23:49,435 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-03 02:23:49,435 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-03 02:23:49,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2022-11-03 02:23:49,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2022-11-03 02:23:49,436 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2022-11-03 02:23:49,436 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2022-11-03 02:23:49,436 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2022-11-03 02:23:49,437 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2022-11-03 02:23:49,437 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2022-11-03 02:23:49,437 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2022-11-03 02:23:49,437 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_read [2022-11-03 02:23:49,437 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_read [2022-11-03 02:23:49,438 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-11-03 02:23:49,438 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-11-03 02:23:49,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:23:49,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:23:49,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:23:49,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:23:49,439 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2022-11-03 02:23:49,439 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2022-11-03 02:23:49,439 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2022-11-03 02:23:49,439 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2022-11-03 02:23:49,440 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2022-11-03 02:23:49,440 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_remove [2022-11-03 02:23:49,440 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_remove [2022-11-03 02:23:49,440 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2022-11-03 02:23:49,440 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2022-11-03 02:23:49,441 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2022-11-03 02:23:49,441 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2022-11-03 02:23:49,441 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2022-11-03 02:23:49,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2022-11-03 02:23:49,441 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2022-11-03 02:23:49,442 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2022-11-03 02:23:49,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fb_surf_mutex [2022-11-03 02:23:49,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fb_surf_mutex [2022-11-03 02:23:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-03 02:23:49,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-03 02:23:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-03 02:23:49,564 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-03 02:23:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_free [2022-11-03 02:23:49,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_free [2022-11-03 02:23:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_unlock [2022-11-03 02:23:49,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_unlock [2022-11-03 02:23:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-03 02:23:49,565 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-03 02:23:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:23:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_encode [2022-11-03 02:23:49,565 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_encode [2022-11-03 02:23:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2022-11-03 02:23:49,565 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2022-11-03 02:23:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2022-11-03 02:23:49,566 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2022-11-03 02:23:49,566 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reference [2022-11-03 02:23:49,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reference [2022-11-03 02:23:49,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-03 02:23:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-03 02:23:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2022-11-03 02:23:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2022-11-03 02:23:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2022-11-03 02:23:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2022-11-03 02:23:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_dmabuf [2022-11-03 02:23:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_dmabuf [2022-11-03 02:23:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-03 02:23:49,568 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-03 02:23:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 02:23:49,568 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 02:23:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2022-11-03 02:23:49,568 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2022-11-03 02:23:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2022-11-03 02:23:49,568 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2022-11-03 02:23:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-11-03 02:23:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-11-03 02:23:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-03 02:23:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-03 02:23:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_release_mutex [2022-11-03 02:23:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_release_mutex [2022-11-03 02:23:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2022-11-03 02:23:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2022-11-03 02:23:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2022-11-03 02:23:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2022-11-03 02:23:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_priv [2022-11-03 02:23:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_priv [2022-11-03 02:23:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:23:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_goal_irq_mutex [2022-11-03 02:23:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_goal_irq_mutex [2022-11-03 02:23:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_commit [2022-11-03 02:23:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_commit [2022-11-03 02:23:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2022-11-03 02:23:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-03 02:23:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-03 02:23:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_hw_mutex [2022-11-03 02:23:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_hw_mutex [2022-11-03 02:23:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2022-11-03 02:23:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2022-11-03 02:23:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2022-11-03 02:23:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2022-11-03 02:23:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2022-11-03 02:23:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2022-11-03 02:23:49,572 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2022-11-03 02:23:49,572 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2022-11-03 02:23:49,572 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2022-11-03 02:23:49,572 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2022-11-03 02:23:49,572 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reserve [2022-11-03 02:23:49,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reserve [2022-11-03 02:23:49,573 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_idle [2022-11-03 02:23:49,573 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_idle [2022-11-03 02:23:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_reference [2022-11-03 02:23:49,574 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_reference [2022-11-03 02:23:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:23:49,574 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:23:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_unref [2022-11-03 02:23:49,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_unref [2022-11-03 02:23:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master [2022-11-03 02:23:49,576 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master [2022-11-03 02:23:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2022-11-03 02:23:49,576 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2022-11-03 02:23:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2022-11-03 02:23:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2022-11-03 02:23:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_remove [2022-11-03 02:23:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_remove [2022-11-03 02:23:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_size [2022-11-03 02:23:49,578 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_size [2022-11-03 02:23:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2022-11-03 02:23:49,578 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2022-11-03 02:23:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2022-11-03 02:23:49,578 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2022-11-03 02:23:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-03 02:23:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-03 02:23:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2022-11-03 02:23:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2022-11-03 02:23:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2022-11-03 02:23:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2022-11-03 02:23:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_mem_glob [2022-11-03 02:23:49,580 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_mem_glob [2022-11-03 02:23:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2022-11-03 02:23:49,580 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2022-11-03 02:23:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_ping_host [2022-11-03 02:23:49,581 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_ping_host [2022-11-03 02:23:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_object_device_release [2022-11-03 02:23:49,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_object_device_release [2022-11-03 02:23:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_release [2022-11-03 02:23:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_release [2022-11-03 02:23:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-03 02:23:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-03 02:23:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2022-11-03 02:23:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2022-11-03 02:23:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure fill_escape [2022-11-03 02:23:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_escape [2022-11-03 02:23:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_manager_takedown [2022-11-03 02:23:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_manager_takedown [2022-11-03 02:23:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-03 02:23:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-03 02:23:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2022-11-03 02:23:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2022-11-03 02:23:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-11-03 02:23:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-11-03 02:23:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:23:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-03 02:23:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-03 02:23:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2022-11-03 02:23:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2022-11-03 02:23:51,247 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:23:51,260 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:25:04,153 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:25:06,577 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:25:06,577 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 02:25:06,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:25:06 BoogieIcfgContainer [2022-11-03 02:25:06,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:25:06,592 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:25:06,592 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:25:06,598 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:25:06,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:23:31" (1/3) ... [2022-11-03 02:25:06,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac552a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:25:06, skipping insertion in model container [2022-11-03 02:25:06,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:47" (2/3) ... [2022-11-03 02:25:06,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac552a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:25:06, skipping insertion in model container [2022-11-03 02:25:06,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:25:06" (3/3) ... [2022-11-03 02:25:06,604 INFO L112 eAbstractionObserver]: Analyzing ICFG main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-11-03 02:25:06,632 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:25:06,632 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:25:06,787 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:25:06,799 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;@1f8ac127, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:25:06,799 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:25:06,817 INFO L276 IsEmpty]: Start isEmpty. Operand has 2711 states, 1519 states have (on average 1.2633311389071757) internal successors, (1919), 1638 states have internal predecessors, (1919), 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) [2022-11-03 02:25:06,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-03 02:25:06,834 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:25:06,835 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:25:06,835 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:25:06,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:25:06,847 INFO L85 PathProgramCache]: Analyzing trace with hash 87355337, now seen corresponding path program 1 times [2022-11-03 02:25:06,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:25:06,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407049035] [2022-11-03 02:25:06,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:25:06,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:25:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:08,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:25:08,712 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:25:08,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407049035] [2022-11-03 02:25:08,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407049035] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:25:08,714 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:25:08,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:25:08,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624425352] [2022-11-03 02:25:08,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:25:08,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:25:08,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:25:08,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:25:08,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:25:08,791 INFO L87 Difference]: Start difference. First operand has 2711 states, 1519 states have (on average 1.2633311389071757) internal successors, (1919), 1638 states have internal predecessors, (1919), 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) [2022-11-03 02:25:10,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:12,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:17,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:21,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:22,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:25:22,781 INFO L93 Difference]: Finished difference Result 8004 states and 12008 transitions. [2022-11-03 02:25:22,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:25:22,785 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 [2022-11-03 02:25:22,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:25:22,865 INFO L225 Difference]: With dead ends: 8004 [2022-11-03 02:25:22,865 INFO L226 Difference]: Without dead ends: 5242 [2022-11-03 02:25:22,905 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 [2022-11-03 02:25:22,910 INFO L413 NwaCegarLoop]: 4810 mSDtfsCounter, 3839 mSDsluCounter, 3833 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3841 SdHoareTripleChecker+Valid, 8383 SdHoareTripleChecker+Invalid, 574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:25:22,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3841 Valid, 8383 Invalid, 574 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 566 Invalid, 3 Unknown, 0 Unchecked, 13.2s Time] [2022-11-03 02:25:22,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5242 states. [2022-11-03 02:25:23,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5242 to 5223. [2022-11-03 02:25:23,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5223 states, 2917 states have (on average 1.246828933836133) internal successors, (3637), 3122 states have internal predecessors, (3637), 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) [2022-11-03 02:25:23,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5223 states to 5223 states and 7565 transitions. [2022-11-03 02:25:23,513 INFO L78 Accepts]: Start accepts. Automaton has 5223 states and 7565 transitions. Word has length 10 [2022-11-03 02:25:23,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:25:23,516 INFO L495 AbstractCegarLoop]: Abstraction has 5223 states and 7565 transitions. [2022-11-03 02:25:23,517 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) [2022-11-03 02:25:23,517 INFO L276 IsEmpty]: Start isEmpty. Operand 5223 states and 7565 transitions. [2022-11-03 02:25:23,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-03 02:25:23,521 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:25:23,521 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:25:23,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:25:23,522 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:25:23,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:25:23,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1588777528, now seen corresponding path program 1 times [2022-11-03 02:25:23,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:25:23,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911258445] [2022-11-03 02:25:23,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:25:23,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:25:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:24,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:25:24,519 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:25:24,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911258445] [2022-11-03 02:25:24,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911258445] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:25:24,520 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:25:24,521 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:25:24,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069092764] [2022-11-03 02:25:24,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:25:24,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:25:24,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:25:24,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:25:24,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:25:24,526 INFO L87 Difference]: Start difference. First operand 5223 states and 7565 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) [2022-11-03 02:25:26,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:30,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:33,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:35,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:36,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:25:36,096 INFO L93 Difference]: Finished difference Result 5340 states and 7709 transitions. [2022-11-03 02:25:36,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:25:36,097 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 [2022-11-03 02:25:36,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:25:36,142 INFO L225 Difference]: With dead ends: 5340 [2022-11-03 02:25:36,143 INFO L226 Difference]: Without dead ends: 5337 [2022-11-03 02:25:36,149 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 [2022-11-03 02:25:36,150 INFO L413 NwaCegarLoop]: 3515 mSDtfsCounter, 3737 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3741 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:25:36,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3741 Valid, 3634 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 3 Unknown, 0 Unchecked, 11.1s Time] [2022-11-03 02:25:36,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5337 states. [2022-11-03 02:25:36,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5337 to 5330. [2022-11-03 02:25:36,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5330 states, 2978 states have (on average 1.2458025520483547) internal successors, (3710), 3187 states have internal predecessors, (3710), 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) [2022-11-03 02:25:36,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5330 states to 5330 states and 7697 transitions. [2022-11-03 02:25:36,675 INFO L78 Accepts]: Start accepts. Automaton has 5330 states and 7697 transitions. Word has length 11 [2022-11-03 02:25:36,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:25:36,676 INFO L495 AbstractCegarLoop]: Abstraction has 5330 states and 7697 transitions. [2022-11-03 02:25:36,677 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) [2022-11-03 02:25:36,677 INFO L276 IsEmpty]: Start isEmpty. Operand 5330 states and 7697 transitions. [2022-11-03 02:25:36,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-03 02:25:36,678 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:25:36,678 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:25:36,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:25:36,679 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:25:36,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:25:36,692 INFO L85 PathProgramCache]: Analyzing trace with hash -2009283924, now seen corresponding path program 1 times [2022-11-03 02:25:36,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:25:36,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694156901] [2022-11-03 02:25:36,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:25:36,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:25:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:37,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:25:37,552 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:25:37,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694156901] [2022-11-03 02:25:37,553 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694156901] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:25:37,553 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:25:37,553 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:25:37,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451980713] [2022-11-03 02:25:37,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:25:37,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:25:37,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:25:37,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:25:37,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:25:37,556 INFO L87 Difference]: Start difference. First operand 5330 states and 7697 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) [2022-11-03 02:25:39,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:41,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:44,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:49,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:51,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:25:51,220 INFO L93 Difference]: Finished difference Result 10491 states and 16174 transitions. [2022-11-03 02:25:51,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:25:51,221 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 [2022-11-03 02:25:51,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:25:51,341 INFO L225 Difference]: With dead ends: 10491 [2022-11-03 02:25:51,341 INFO L226 Difference]: Without dead ends: 10487 [2022-11-03 02:25:51,361 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 [2022-11-03 02:25:51,363 INFO L413 NwaCegarLoop]: 4643 mSDtfsCounter, 3854 mSDsluCounter, 3841 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3856 SdHoareTripleChecker+Valid, 8225 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:25:51,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3856 Valid, 8225 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 535 Invalid, 3 Unknown, 0 Unchecked, 13.1s Time] [2022-11-03 02:25:51,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10487 states. [2022-11-03 02:25:52,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10487 to 10462. [2022-11-03 02:25:52,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10462 states, 5857 states have (on average 1.2455181833703262) internal successors, (7295), 6246 states have internal predecessors, (7295), 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) [2022-11-03 02:25:52,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10462 states to 10462 states and 16144 transitions. [2022-11-03 02:25:52,478 INFO L78 Accepts]: Start accepts. Automaton has 10462 states and 16144 transitions. Word has length 12 [2022-11-03 02:25:52,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:25:52,479 INFO L495 AbstractCegarLoop]: Abstraction has 10462 states and 16144 transitions. [2022-11-03 02:25:52,480 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) [2022-11-03 02:25:52,480 INFO L276 IsEmpty]: Start isEmpty. Operand 10462 states and 16144 transitions. [2022-11-03 02:25:52,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-03 02:25:52,482 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:25:52,482 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:25:52,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:25:52,485 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:25:52,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:25:52,487 INFO L85 PathProgramCache]: Analyzing trace with hash 2134891851, now seen corresponding path program 1 times [2022-11-03 02:25:52,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:25:52,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19235959] [2022-11-03 02:25:52,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:25:52,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:25:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:25:53,456 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:25:53,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19235959] [2022-11-03 02:25:53,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19235959] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:25:53,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:25:53,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:25:53,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988194699] [2022-11-03 02:25:53,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:25:53,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:25:53,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:25:53,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:25:53,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:25:53,459 INFO L87 Difference]: Start difference. First operand 10462 states and 16144 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) [2022-11-03 02:25:55,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:57,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:59,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:02,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:04,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:07,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:08,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:26:08,551 INFO L93 Difference]: Finished difference Result 30436 states and 55042 transitions. [2022-11-03 02:26:08,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:26:08,552 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 [2022-11-03 02:26:08,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:26:08,796 INFO L225 Difference]: With dead ends: 30436 [2022-11-03 02:26:08,796 INFO L226 Difference]: Without dead ends: 19978 [2022-11-03 02:26:08,983 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 [2022-11-03 02:26:08,986 INFO L413 NwaCegarLoop]: 4602 mSDtfsCounter, 3614 mSDsluCounter, 3810 mSDsCounter, 0 mSdLazyCounter, 542 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3614 SdHoareTripleChecker+Valid, 8153 SdHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 542 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:26:08,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3614 Valid, 8153 Invalid, 550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 542 Invalid, 3 Unknown, 0 Unchecked, 14.1s Time] [2022-11-03 02:26:09,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19978 states. [2022-11-03 02:26:12,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19978 to 19939. [2022-11-03 02:26:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19939 states, 11154 states have (on average 1.243769051461359) internal successors, (13873), 11908 states have internal predecessors, (13873), 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) [2022-11-03 02:26:12,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19939 states to 19939 states and 34827 transitions. [2022-11-03 02:26:12,333 INFO L78 Accepts]: Start accepts. Automaton has 19939 states and 34827 transitions. Word has length 13 [2022-11-03 02:26:12,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:26:12,334 INFO L495 AbstractCegarLoop]: Abstraction has 19939 states and 34827 transitions. [2022-11-03 02:26:12,334 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) [2022-11-03 02:26:12,334 INFO L276 IsEmpty]: Start isEmpty. Operand 19939 states and 34827 transitions. [2022-11-03 02:26:12,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-03 02:26:12,335 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:26:12,336 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:26:12,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:26:12,336 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:26:12,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:26:12,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1755326863, now seen corresponding path program 1 times [2022-11-03 02:26:12,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:26:12,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095134126] [2022-11-03 02:26:12,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:26:12,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:26:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:26:13,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:26:13,441 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:26:13,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095134126] [2022-11-03 02:26:13,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095134126] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:26:13,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:26:13,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:26:13,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309340029] [2022-11-03 02:26:13,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:26:13,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:26:13,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:26:13,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:26:13,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:26:13,444 INFO L87 Difference]: Start difference. First operand 19939 states and 34827 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) [2022-11-03 02:26:15,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:20,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:23,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:26,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:28,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:26:28,561 INFO L93 Difference]: Finished difference Result 39451 states and 84715 transitions. [2022-11-03 02:26:28,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:26:28,562 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 [2022-11-03 02:26:28,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:26:29,273 INFO L225 Difference]: With dead ends: 39451 [2022-11-03 02:26:29,274 INFO L226 Difference]: Without dead ends: 39447 [2022-11-03 02:26:29,295 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 [2022-11-03 02:26:29,296 INFO L413 NwaCegarLoop]: 4659 mSDtfsCounter, 3821 mSDsluCounter, 3847 mSDsCounter, 0 mSdLazyCounter, 545 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3823 SdHoareTripleChecker+Valid, 8247 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 545 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:26:29,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3823 Valid, 8247 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 545 Invalid, 3 Unknown, 0 Unchecked, 13.3s Time] [2022-11-03 02:26:29,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39447 states. [2022-11-03 02:26:34,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39447 to 39416. [2022-11-03 02:26:34,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39416 states, 22071 states have (on average 1.2436681618413303) internal successors, (27449), 23537 states have internal predecessors, (27449), 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) [2022-11-03 02:26:35,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39416 states to 39416 states and 84673 transitions. [2022-11-03 02:26:35,815 INFO L78 Accepts]: Start accepts. Automaton has 39416 states and 84673 transitions. Word has length 14 [2022-11-03 02:26:35,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:26:35,816 INFO L495 AbstractCegarLoop]: Abstraction has 39416 states and 84673 transitions. [2022-11-03 02:26:35,816 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) [2022-11-03 02:26:35,816 INFO L276 IsEmpty]: Start isEmpty. Operand 39416 states and 84673 transitions. [2022-11-03 02:26:35,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-03 02:26:35,817 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:26:35,818 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:26:35,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:26:35,818 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:26:35,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:26:35,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1421248306, now seen corresponding path program 1 times [2022-11-03 02:26:35,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:26:35,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405401852] [2022-11-03 02:26:35,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:26:35,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:26:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:26:36,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:26:36,882 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:26:36,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405401852] [2022-11-03 02:26:36,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405401852] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:26:36,882 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:26:36,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:26:36,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079680469] [2022-11-03 02:26:36,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:26:36,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:26:36,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:26:36,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:26:36,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:26:36,885 INFO L87 Difference]: Start difference. First operand 39416 states and 84673 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) [2022-11-03 02:26:38,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:40,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:45,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:47,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:49,558 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 [] [2022-11-03 02:26:55,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:26:55,507 INFO L93 Difference]: Finished difference Result 74271 states and 220698 transitions. [2022-11-03 02:26:55,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:26:55,507 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 [2022-11-03 02:26:55,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:26:57,060 INFO L225 Difference]: With dead ends: 74271 [2022-11-03 02:26:57,061 INFO L226 Difference]: Without dead ends: 74267 [2022-11-03 02:26:57,139 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 [2022-11-03 02:26:57,140 INFO L413 NwaCegarLoop]: 4510 mSDtfsCounter, 3662 mSDsluCounter, 3551 mSDsCounter, 0 mSdLazyCounter, 528 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3662 SdHoareTripleChecker+Valid, 7815 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 528 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:26:57,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3662 Valid, 7815 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 528 Invalid, 3 Unknown, 0 Unchecked, 13.7s Time] [2022-11-03 02:26:57,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74267 states. [2022-11-03 02:27:15,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74267 to 74239. [2022-11-03 02:27:15,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74239 states, 41842 states have (on average 1.2476220065962431) internal successors, (52203), 44788 states have internal predecessors, (52203), 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)