./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8 --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 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:12:50,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:12:50,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:12:51,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:12:51,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:12:51,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:12:51,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:12:51,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:12:51,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:12:51,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:12:51,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:12:51,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:12:51,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:12:51,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:12:51,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:12:51,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:12:51,086 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:12:51,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:12:51,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:12:51,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:12:51,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:12:51,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:12:51,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:12:51,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:12:51,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:12:51,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:12:51,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:12:51,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:12:51,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:12:51,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:12:51,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:12:51,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:12:51,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:12:51,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:12:51,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:12:51,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:12:51,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:12:51,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:12:51,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:12:51,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:12:51,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:12:51,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:12:51,192 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:12:51,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:12:51,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:12:51,194 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:12:51,194 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:12:51,195 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:12:51,195 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:12:51,195 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:12:51,202 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:12:51,202 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:12:51,203 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:12:51,203 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:12:51,204 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:12:51,204 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:12:51,204 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:12:51,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:12:51,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:12:51,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:12:51,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:12:51,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:12:51,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:12:51,207 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:12:51,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:12:51,207 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:12:51,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:12:51,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:12:51,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:12:51,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:12:51,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:12:51,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:12:51,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:12:51,211 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:12:51,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:12:51,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:12:51,212 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:12:51,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:12:51,212 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 [2021-11-07 01:12:51,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:12:51,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:12:51,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:12:51,584 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:12:51,585 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:12:51,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-07 01:12:51,676 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/data/16452759c/a010924900a54d13a5efe2d0c20d28ec/FLAG65749bcc0 [2021-11-07 01:12:53,003 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:12:53,005 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-07 01:12:53,136 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/data/16452759c/a010924900a54d13a5efe2d0c20d28ec/FLAG65749bcc0 [2021-11-07 01:12:53,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/data/16452759c/a010924900a54d13a5efe2d0c20d28ec [2021-11-07 01:12:53,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:12:53,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:12:53,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:12:53,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:12:53,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:12:53,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:12:53" (1/1) ... [2021-11-07 01:12:53,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335f6165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:12:53, skipping insertion in model container [2021-11-07 01:12:53,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:12:53" (1/1) ... [2021-11-07 01:12:53,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:12:53,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:12:55,850 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:55,881 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:55,894 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:55,908 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:55,921 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:55,935 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:55,970 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:55,971 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:55,974 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,018 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,032 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,046 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,063 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,216 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,217 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,219 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,222 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,223 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,225 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,255 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,257 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,767 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,796 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,797 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,797 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,812 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,812 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,813 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:56,826 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,894 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,901 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,903 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,912 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,913 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,915 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,939 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,952 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,954 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,954 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:57,978 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,012 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,056 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,057 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,058 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,077 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,092 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,106 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,144 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,145 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,145 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,175 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,176 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,177 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,177 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,188 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,202 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,203 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,204 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,205 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,206 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,235 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,236 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,238 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,240 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,249 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,261 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,262 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:58,288 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:59,834 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:59,836 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:59,913 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:59,950 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:59,962 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:59,975 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:12:59,987 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:00,562 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:00,563 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:00,907 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:00,907 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:00,915 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:00,915 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,381 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,391 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,410 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,500 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,512 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,514 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,519 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,608 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,609 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,641 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,654 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,668 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,668 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,670 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,672 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,672 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,675 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,688 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,700 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,703 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,778 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,784 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,798 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,822 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,835 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,836 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:01,842 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:02,059 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:02,072 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:02,084 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:02,096 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:02,153 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:02,544 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,376 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,387 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,389 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,390 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,391 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,392 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,393 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,394 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,418 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,419 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,430 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,431 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,449 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,460 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:03,922 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,146 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,146 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,147 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,148 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,149 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,150 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,187 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,397 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,662 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,671 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,672 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,673 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,673 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,695 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,695 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,697 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,709 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,709 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,721 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,722 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,723 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,754 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,766 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,769 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,772 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,774 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,776 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,788 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,801 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:04,830 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:05,119 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:05,199 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:05,199 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:05,221 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:05,232 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:05,246 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:05,247 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:05,248 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:13:05,271 WARN L228 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_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-07 01:13:05,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:13:06,058 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:13:06,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2dd39521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:06, skipping insertion in model container [2021-11-07 01:13:06,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:13:06,060 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:13:06,063 INFO L168 Benchmark]: Toolchain (without parser) took 12514.63 ms. Allocated memory was 88.1 MB in the beginning and 237.0 MB in the end (delta: 148.9 MB). Free memory was 37.5 MB in the beginning and 146.3 MB in the end (delta: -108.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:06,064 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 88.1 MB. Free memory was 57.0 MB in the beginning and 57.0 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:13:06,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12511.59 ms. Allocated memory was 88.1 MB in the beginning and 237.0 MB in the end (delta: 148.9 MB). Free memory was 37.5 MB in the beginning and 146.3 MB in the end (delta: -108.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:06,067 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 88.1 MB. Free memory was 57.0 MB in the beginning and 57.0 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12511.59 ms. Allocated memory was 88.1 MB in the beginning and 237.0 MB in the end (delta: 148.9 MB). Free memory was 37.5 MB in the beginning and 146.3 MB in the end (delta: -108.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6482]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8 --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 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:13:08,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:13:08,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:13:08,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:13:08,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:13:08,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:13:08,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:13:08,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:13:08,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:13:08,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:13:08,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:13:08,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:13:08,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:13:08,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:13:08,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:13:08,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:13:08,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:13:08,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:13:08,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:13:08,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:13:08,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:13:08,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:13:08,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:13:08,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:13:08,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:13:08,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:13:08,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:13:08,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:13:08,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:13:08,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:13:08,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:13:08,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:13:08,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:13:08,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:13:08,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:13:08,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:13:08,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:13:08,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:13:08,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:13:08,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:13:08,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:13:08,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:13:09,022 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:13:09,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:13:09,023 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:13:09,024 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:13:09,025 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:13:09,025 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:13:09,025 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:13:09,025 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:13:09,026 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:13:09,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:13:09,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:13:09,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:13:09,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:13:09,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:13:09,030 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:13:09,030 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:13:09,030 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:13:09,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:13:09,031 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:13:09,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:13:09,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:13:09,032 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:13:09,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:13:09,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:13:09,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:13:09,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:13:09,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:13:09,033 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:13:09,033 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:13:09,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:13:09,034 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:13:09,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:13:09,034 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 [2021-11-07 01:13:09,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:13:09,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:13:09,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:13:09,583 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:13:09,584 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:13:09,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-07 01:13:09,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/data/3eab8b423/69ece75d0bfd472487fbe93949e8c21c/FLAGb7a6146e8 [2021-11-07 01:13:11,323 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:13:11,326 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-07 01:13:11,490 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/data/3eab8b423/69ece75d0bfd472487fbe93949e8c21c/FLAGb7a6146e8 [2021-11-07 01:13:11,766 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/data/3eab8b423/69ece75d0bfd472487fbe93949e8c21c [2021-11-07 01:13:11,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:13:11,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:13:11,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:13:11,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:13:11,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:13:11,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:13:11" (1/1) ... [2021-11-07 01:13:11,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56149e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:11, skipping insertion in model container [2021-11-07 01:13:11,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:13:11" (1/1) ... [2021-11-07 01:13:11,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:13:12,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:13:23,748 WARN L228 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_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-07 01:13:24,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:13:24,593 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:13:24,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:13:25,678 WARN L228 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_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-07 01:13:25,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:13:25,776 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:13:27,181 WARN L228 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_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-07 01:13:27,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:13:28,023 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:13:28,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28 WrapperNode [2021-11-07 01:13:28,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:13:28,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:13:28,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:13:28,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:13:28,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (1/1) ... [2021-11-07 01:13:28,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (1/1) ... [2021-11-07 01:13:29,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:13:29,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:13:29,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:13:29,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:13:29,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (1/1) ... [2021-11-07 01:13:29,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (1/1) ... [2021-11-07 01:13:30,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (1/1) ... [2021-11-07 01:13:30,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (1/1) ... [2021-11-07 01:13:31,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (1/1) ... [2021-11-07 01:13:31,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (1/1) ... [2021-11-07 01:13:32,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (1/1) ... [2021-11-07 01:13:32,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:13:32,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:13:32,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:13:32,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:13:32,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (1/1) ... [2021-11-07 01:13:32,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:13:32,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:13:32,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:13:32,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:13:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2021-11-07 01:13:32,491 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2021-11-07 01:13:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2021-11-07 01:13:32,491 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2021-11-07 01:13:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2021-11-07 01:13:32,492 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2021-11-07 01:13:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2021-11-07 01:13:32,492 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2021-11-07 01:13:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2021-11-07 01:13:32,492 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2021-11-07 01:13:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2021-11-07 01:13:32,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2021-11-07 01:13:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2021-11-07 01:13:32,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2021-11-07 01:13:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-07 01:13:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-07 01:13:32,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-07 01:13:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2021-11-07 01:13:32,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2021-11-07 01:13:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2021-11-07 01:13:32,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2021-11-07 01:13:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-07 01:13:32,495 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-07 01:13:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2021-11-07 01:13:32,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2021-11-07 01:13:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:13:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2021-11-07 01:13:32,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2021-11-07 01:13:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2021-11-07 01:13:32,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2021-11-07 01:13:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2021-11-07 01:13:32,497 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2021-11-07 01:13:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:13:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-07 01:13:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2021-11-07 01:13:32,497 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2021-11-07 01:13:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2021-11-07 01:13:32,498 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2021-11-07 01:13:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2021-11-07 01:13:32,499 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2021-11-07 01:13:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2021-11-07 01:13:32,499 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2021-11-07 01:13:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:13:32,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:13:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2021-11-07 01:13:32,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2021-11-07 01:13:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2021-11-07 01:13:32,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2021-11-07 01:13:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 01:13:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2021-11-07 01:13:32,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2021-11-07 01:13:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2021-11-07 01:13:32,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2021-11-07 01:13:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2021-11-07 01:13:32,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2021-11-07 01:13:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:13:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2021-11-07 01:13:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:13:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2021-11-07 01:13:32,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2021-11-07 01:13:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2021-11-07 01:13:32,506 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2021-11-07 01:13:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2021-11-07 01:13:32,507 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2021-11-07 01:13:32,507 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2021-11-07 01:13:32,507 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2021-11-07 01:13:32,507 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2021-11-07 01:13:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-07 01:13:32,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-07 01:13:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-07 01:13:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-07 01:13:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-07 01:13:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-07 01:13:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2021-11-07 01:13:32,510 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2021-11-07 01:13:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2021-11-07 01:13:32,510 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2021-11-07 01:13:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2021-11-07 01:13:32,511 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2021-11-07 01:13:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2021-11-07 01:13:32,511 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2021-11-07 01:13:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2021-11-07 01:13:32,512 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2021-11-07 01:13:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2021-11-07 01:13:32,512 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2021-11-07 01:13:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2021-11-07 01:13:32,513 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2021-11-07 01:13:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2021-11-07 01:13:32,513 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2021-11-07 01:13:32,514 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2021-11-07 01:13:32,514 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2021-11-07 01:13:32,514 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2021-11-07 01:13:32,515 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2021-11-07 01:13:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2021-11-07 01:13:32,516 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2021-11-07 01:13:32,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:13:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:13:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:13:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 01:13:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2021-11-07 01:13:32,518 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2021-11-07 01:13:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2021-11-07 01:13:32,518 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2021-11-07 01:13:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2021-11-07 01:13:32,518 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2021-11-07 01:13:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2021-11-07 01:13:32,519 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2021-11-07 01:13:32,519 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2021-11-07 01:13:32,519 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2021-11-07 01:13:32,520 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2021-11-07 01:13:32,520 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2021-11-07 01:13:32,520 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2021-11-07 01:13:32,520 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2021-11-07 01:13:32,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-07 01:13:32,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-07 01:13:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 01:13:32,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 01:13:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-07 01:13:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2021-11-07 01:13:32,527 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2021-11-07 01:13:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2021-11-07 01:13:32,529 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2021-11-07 01:13:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2021-11-07 01:13:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2021-11-07 01:13:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2021-11-07 01:13:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2021-11-07 01:13:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2021-11-07 01:13:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2021-11-07 01:13:32,536 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2021-11-07 01:13:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-07 01:13:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:13:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-07 01:13:32,536 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-07 01:13:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:13:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 01:13:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 01:13:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2021-11-07 01:13:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2021-11-07 01:13:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2021-11-07 01:13:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2021-11-07 01:13:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2021-11-07 01:13:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2021-11-07 01:13:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2021-11-07 01:13:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2021-11-07 01:13:32,539 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2021-11-07 01:13:32,539 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2021-11-07 01:13:32,539 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2021-11-07 01:13:32,539 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2021-11-07 01:13:32,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-07 01:13:32,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-07 01:13:32,540 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2021-11-07 01:13:32,540 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2021-11-07 01:13:32,540 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2021-11-07 01:13:32,540 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2021-11-07 01:13:32,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:13:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:13:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-07 01:13:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 01:13:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:13:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2021-11-07 01:13:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2021-11-07 01:13:32,542 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2021-11-07 01:13:32,542 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2021-11-07 01:13:32,542 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2021-11-07 01:13:32,542 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2021-11-07 01:13:32,542 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2021-11-07 01:13:32,542 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2021-11-07 01:13:32,543 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2021-11-07 01:13:32,543 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2021-11-07 01:13:32,543 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2021-11-07 01:13:32,543 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2021-11-07 01:13:32,543 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2021-11-07 01:13:32,544 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2021-11-07 01:13:32,544 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2021-11-07 01:13:32,544 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2021-11-07 01:13:32,544 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2021-11-07 01:13:32,544 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2021-11-07 01:13:32,544 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2021-11-07 01:13:32,545 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2021-11-07 01:13:32,545 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2021-11-07 01:13:32,545 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2021-11-07 01:13:32,545 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2021-11-07 01:13:32,545 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2021-11-07 01:13:32,545 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2021-11-07 01:24:12,530 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:24:12,531 INFO L299 CfgBuilder]: Removed 11254 assume(true) statements. [2021-11-07 01:24:12,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:24:12 BoogieIcfgContainer [2021-11-07 01:24:12,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:24:12,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:24:12,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:24:12,548 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:24:12,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:13:11" (1/3) ... [2021-11-07 01:24:12,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223ad00d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:24:12, skipping insertion in model container [2021-11-07 01:24:12,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:28" (2/3) ... [2021-11-07 01:24:12,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223ad00d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:24:12, skipping insertion in model container [2021-11-07 01:24:12,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:24:12" (3/3) ... [2021-11-07 01:24:12,551 INFO L111 eAbstractionObserver]: Analyzing ICFG main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-07 01:24:12,557 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:24:12,558 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 281 error locations. [2021-11-07 01:24:12,643 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:24:12,649 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:24:12,649 INFO L340 AbstractCegarLoop]: Starting to check reachability of 281 error locations. [2021-11-07 01:24:12,796 INFO L276 IsEmpty]: Start isEmpty. Operand has 9900 states, 9395 states have (on average 1.335178286322512) internal successors, (12544), 9715 states have internal predecessors, (12544), 148 states have call successors, (148), 75 states have call predecessors, (148), 75 states have return successors, (148), 127 states have call predecessors, (148), 148 states have call successors, (148) [2021-11-07 01:24:12,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-07 01:24:12,799 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:24:12,800 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:24:12,800 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [vmw_fifo_initErr0ASSERT_VIOLATIONERROR_FUNCTION, vmw_fifo_initErr1ASSERT_VIOLATIONERROR_FUNCTION, vmw_fence_work_funcErr0ASSERT_VIOLATIONERROR_FUNCTION (and 278 more)] === [2021-11-07 01:24:12,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:24:12,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1048416178, now seen corresponding path program 1 times [2021-11-07 01:24:12,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:24:12,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1525949765] [2021-11-07 01:24:12,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:24:12,857 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:24:12,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:24:12,864 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:24:12,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:24:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:24:45,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 6989 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:24:45,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:24:46,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:24:46,080 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:24:46,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:24:46,274 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:24:46,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1525949765] [2021-11-07 01:24:46,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1525949765] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:24:46,275 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:24:46,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:24:46,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104078706] [2021-11-07 01:24:46,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:24:46,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:24:46,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:24:46,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:24:46,318 INFO L87 Difference]: Start difference. First operand has 9900 states, 9395 states have (on average 1.335178286322512) internal successors, (12544), 9715 states have internal predecessors, (12544), 148 states have call successors, (148), 75 states have call predecessors, (148), 75 states have return successors, (148), 127 states have call predecessors, (148), 148 states have call successors, (148) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:24:51,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:24:51,508 INFO L93 Difference]: Finished difference Result 27273 states and 35812 transitions. [2021-11-07 01:24:51,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:24:51,510 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-07 01:24:51,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:24:51,664 INFO L225 Difference]: With dead ends: 27273 [2021-11-07 01:24:51,664 INFO L226 Difference]: Without dead ends: 17222 [2021-11-07 01:24:51,762 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:24:51,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17222 states. [2021-11-07 01:24:52,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17222 to 16792. [2021-11-07 01:24:52,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16792 states, 16089 states have (on average 1.3008888060165331) internal successors, (20930), 16436 states have internal predecessors, (20930), 275 states have call successors, (275), 148 states have call predecessors, (275), 148 states have return successors, (402), 235 states have call predecessors, (402), 275 states have call successors, (402) [2021-11-07 01:24:52,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16792 states to 16792 states and 21607 transitions. [2021-11-07 01:24:52,599 INFO L78 Accepts]: Start accepts. Automaton has 16792 states and 21607 transitions. Word has length 10 [2021-11-07 01:24:52,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:24:52,600 INFO L470 AbstractCegarLoop]: Abstraction has 16792 states and 21607 transitions. [2021-11-07 01:24:52,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:24:52,601 INFO L276 IsEmpty]: Start isEmpty. Operand 16792 states and 21607 transitions. [2021-11-07 01:24:52,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-07 01:24:52,604 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:24:52,605 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:24:52,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-07 01:24:52,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:24:52,828 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [vmw_fifo_initErr0ASSERT_VIOLATIONERROR_FUNCTION, vmw_fifo_initErr1ASSERT_VIOLATIONERROR_FUNCTION, vmw_fence_work_funcErr0ASSERT_VIOLATIONERROR_FUNCTION (and 278 more)] === [2021-11-07 01:24:52,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:24:52,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1858864111, now seen corresponding path program 1 times [2021-11-07 01:24:52,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:24:52,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1663892035] [2021-11-07 01:24:52,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:24:52,857 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:24:52,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:24:52,858 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:24:52,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:25:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:25:26,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 6990 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:25:26,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:25:26,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:25:26,485 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:25:26,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:25:26,726 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:25:26,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1663892035] [2021-11-07 01:25:26,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1663892035] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:25:26,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:25:26,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:25:26,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756164989] [2021-11-07 01:25:26,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:25:26,729 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:25:26,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:25:26,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:25:26,730 INFO L87 Difference]: Start difference. First operand 16792 states and 21607 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:25:31,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:25:31,638 INFO L93 Difference]: Finished difference Result 16792 states and 21607 transitions. [2021-11-07 01:25:31,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:25:31,639 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-07 01:25:31,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:25:31,754 INFO L225 Difference]: With dead ends: 16792 [2021-11-07 01:25:31,754 INFO L226 Difference]: Without dead ends: 16790 [2021-11-07 01:25:31,764 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:25:31,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16790 states. [2021-11-07 01:25:32,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16790 to 16790. [2021-11-07 01:25:32,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16790 states, 16088 states have (on average 1.300845350571855) internal successors, (20928), 16434 states have internal predecessors, (20928), 275 states have call successors, (275), 148 states have call predecessors, (275), 148 states have return successors, (402), 235 states have call predecessors, (402), 275 states have call successors, (402) [2021-11-07 01:25:32,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16790 states to 16790 states and 21605 transitions. [2021-11-07 01:25:32,517 INFO L78 Accepts]: Start accepts. Automaton has 16790 states and 21605 transitions. Word has length 11 [2021-11-07 01:25:32,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:25:32,521 INFO L470 AbstractCegarLoop]: Abstraction has 16790 states and 21605 transitions. [2021-11-07 01:25:32,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:25:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 16790 states and 21605 transitions. [2021-11-07 01:25:32,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-07 01:25:32,522 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:25:32,523 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:25:32,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:25:32,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:25:32,744 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [vmw_fifo_initErr0ASSERT_VIOLATIONERROR_FUNCTION, vmw_fifo_initErr1ASSERT_VIOLATIONERROR_FUNCTION, vmw_fence_work_funcErr0ASSERT_VIOLATIONERROR_FUNCTION (and 278 more)] === [2021-11-07 01:25:32,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:25:32,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1790239864, now seen corresponding path program 1 times [2021-11-07 01:25:32,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:25:32,773 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [724595837] [2021-11-07 01:25:32,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:25:32,773 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:25:32,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:25:32,774 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:25:32,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:26:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:06,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 6991 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:26:06,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:26:07,144 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:07,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:26:07,379 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:07,379 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [724595837] [2021-11-07 01:26:07,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [724595837] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:07,380 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:07,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:26:07,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642766248] [2021-11-07 01:26:07,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:26:07,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:07,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:26:07,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:26:07,385 INFO L87 Difference]: Start difference. First operand 16790 states and 21605 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:12,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:12,186 INFO L93 Difference]: Finished difference Result 16790 states and 21605 transitions. [2021-11-07 01:26:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:26:12,186 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-07 01:26:12,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:12,255 INFO L225 Difference]: With dead ends: 16790 [2021-11-07 01:26:12,255 INFO L226 Difference]: Without dead ends: 16786 [2021-11-07 01:26:12,267 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:26:12,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16786 states. [2021-11-07 01:26:12,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16786 to 16786. [2021-11-07 01:26:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16786 states, 16086 states have (on average 1.3006962576153176) internal successors, (20923), 16430 states have internal predecessors, (20923), 275 states have call successors, (275), 148 states have call predecessors, (275), 148 states have return successors, (402), 235 states have call predecessors, (402), 275 states have call successors, (402) [2021-11-07 01:26:13,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16786 states to 16786 states and 21600 transitions. [2021-11-07 01:26:13,062 INFO L78 Accepts]: Start accepts. Automaton has 16786 states and 21600 transitions. Word has length 12 [2021-11-07 01:26:13,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:13,062 INFO L470 AbstractCegarLoop]: Abstraction has 16786 states and 21600 transitions. [2021-11-07 01:26:13,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:13,063 INFO L276 IsEmpty]: Start isEmpty. Operand 16786 states and 21600 transitions. [2021-11-07 01:26:13,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-07 01:26:13,063 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:13,064 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:13,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:26:13,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:13,264 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [vmw_fifo_initErr0ASSERT_VIOLATIONERROR_FUNCTION, vmw_fifo_initErr1ASSERT_VIOLATIONERROR_FUNCTION, vmw_fence_work_funcErr0ASSERT_VIOLATIONERROR_FUNCTION (and 278 more)] === [2021-11-07 01:26:13,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:13,265 INFO L85 PathProgramCache]: Analyzing trace with hash -337111783, now seen corresponding path program 1 times [2021-11-07 01:26:13,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:13,290 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [557802198] [2021-11-07 01:26:13,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:13,295 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:13,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:13,296 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:13,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94aa5c3-b9b4-4a96-adb4-7698c9b46bcc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process