./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/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_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/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_244d68f7-e2bb-4765-821a-66c02197a351/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 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:08:13,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:08:13,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:08:13,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:08:13,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:08:13,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:08:13,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:08:13,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:08:13,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:08:13,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:08:13,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:08:13,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:08:13,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:08:13,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:08:13,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:08:13,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:08:13,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:08:13,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:08:13,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:08:13,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:08:13,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:08:13,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:08:13,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:08:13,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:08:13,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:08:13,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:08:13,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:08:13,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:08:13,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:08:13,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:08:13,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:08:13,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:08:13,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:08:13,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:08:13,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:08:13,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:08:13,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:08:13,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:08:13,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:08:13,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:08:13,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:08:13,783 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 02:08:13,810 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:08:13,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:08:13,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:08:13,811 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:08:13,812 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:08:13,812 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:08:13,812 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:08:13,812 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:08:13,812 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:08:13,813 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:08:13,813 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:08:13,813 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:08:13,814 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:08:13,814 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:08:13,814 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:08:13,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:08:13,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:08:13,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:08:13,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:08:13,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:08:13,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:08:13,817 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:08:13,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:08:13,817 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:08:13,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:08:13,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:08:13,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:08:13,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:08:13,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:08:13,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:08:13,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:08:13,819 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:08:13,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:08:13,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:08:13,820 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:08:13,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:08:13,820 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_244d68f7-e2bb-4765-821a-66c02197a351/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c [2021-11-07 02:08:14,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:08:14,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:08:14,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:08:14,196 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:08:14,197 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:08:14,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-07 02:08:14,271 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/data/fb7f4e5ae/f01b9efbcf504b78b3eeae27f8567c07/FLAG7039e9c27 [2021-11-07 02:08:15,639 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:08:15,641 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-07 02:08:15,734 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/data/fb7f4e5ae/f01b9efbcf504b78b3eeae27f8567c07/FLAG7039e9c27 [2021-11-07 02:08:16,146 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/data/fb7f4e5ae/f01b9efbcf504b78b3eeae27f8567c07 [2021-11-07 02:08:16,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:08:16,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:08:16,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:08:16,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:08:16,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:08:16,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:08:16" (1/1) ... [2021-11-07 02:08:16,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50be5ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:16, skipping insertion in model container [2021-11-07 02:08:16,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:08:16" (1/1) ... [2021-11-07 02:08:16,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:08:16,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:08:18,642 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 02:08:18,675 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 02:08:18,688 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 02:08:18,701 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 02:08:18,714 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 02:08:18,727 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 02:08:18,760 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 02:08:18,761 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 02:08:18,764 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 02:08:18,802 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 02:08:18,814 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 02:08:18,827 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 02:08:18,842 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 02:08:18,961 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 02:08:18,962 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 02:08:18,964 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 02:08:18,968 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 02:08:18,969 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 02:08:18,971 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 02:08:18,991 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 02:08:18,993 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 02:08:19,392 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 02:08:19,436 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 02:08:19,437 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 02:08:19,439 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 02:08:19,450 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 02:08:19,451 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 02:08:19,453 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 02:08:19,464 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 02:08:20,503 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 02:08:20,508 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 02:08:20,510 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 02:08:20,517 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 02:08:20,518 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 02:08:20,519 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 02:08:20,539 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 02:08:20,551 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 02:08:20,553 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 02:08:20,553 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 02:08:20,575 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 02:08:20,609 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 02:08:20,651 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 02:08:20,652 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 02:08:20,653 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 02:08:20,672 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 02:08:20,687 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 02:08:20,744 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 02:08:20,779 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 02:08:20,780 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 02:08:20,780 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 02:08:20,796 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 02:08:20,797 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 02:08:20,798 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 02:08:20,798 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 02:08:20,802 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 02:08:20,812 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 02:08:20,813 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 02:08:20,814 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 02:08:20,815 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 02:08:20,816 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 02:08:20,837 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 02:08:20,837 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 02:08:20,839 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 02:08:20,841 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 02:08:20,844 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 02:08:20,850 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 02:08:20,851 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 02:08:20,872 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 02:08:22,441 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 02:08:22,443 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 02:08:22,504 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 02:08:22,536 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 02:08:22,546 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 02:08:22,556 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 02:08:22,566 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 02:08:23,149 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 02:08:23,151 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 02:08:23,475 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 02:08:23,475 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 02:08:23,479 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 02:08:23,480 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 02:08:23,863 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 02:08:23,874 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 02:08:23,897 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 02:08:23,982 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 02:08:23,994 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 02:08:23,996 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 02:08:24,007 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 02:08:24,107 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 02:08:24,108 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 02:08:24,140 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 02:08:24,152 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 02:08:24,166 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 02:08:24,167 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 02:08:24,169 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 02:08:24,170 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 02:08:24,171 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 02:08:24,175 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 02:08:24,187 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 02:08:24,202 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 02:08:24,207 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 02:08:24,232 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 02:08:24,240 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 02:08:24,251 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 02:08:24,275 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 02:08:24,287 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 02:08:24,288 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 02:08:24,294 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 02:08:24,512 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 02:08:24,523 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 02:08:24,534 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 02:08:24,546 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 02:08:24,603 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 02:08:24,961 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 02:08:25,701 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 02:08:25,710 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 02:08:25,712 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 02:08:25,713 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 02:08:25,715 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 02:08:25,716 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 02:08:25,717 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 02:08:25,719 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 02:08:25,745 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 02:08:25,746 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 02:08:25,759 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 02:08:25,759 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 02:08:25,783 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 02:08:25,795 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 02:08:26,257 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 02:08:26,498 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 02:08:26,498 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 02:08:26,499 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 02:08:26,501 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 02:08:26,502 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 02:08:26,502 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 02:08:26,538 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 02:08:26,713 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 02:08:26,962 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 02:08:26,971 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 02:08:26,973 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 02:08:26,973 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 02:08:26,973 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 02:08:26,996 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 02:08:26,996 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 02:08:26,997 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 02:08:27,007 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 02:08:27,009 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 02:08:27,020 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 02:08:27,021 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 02:08:27,022 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 02:08:27,050 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 02:08:27,061 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 02:08:27,065 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 02:08:27,069 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 02:08:27,071 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 02:08:27,073 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 02:08:27,084 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 02:08:27,095 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 02:08:27,127 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 02:08:27,418 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 02:08:27,499 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 02:08:27,499 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 02:08:27,522 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 02:08:27,532 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 02:08:27,582 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 02:08:27,583 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 02:08:27,584 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 02:08:27,610 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_244d68f7-e2bb-4765-821a-66c02197a351/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-07 02:08:28,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:08:28,304 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 02:08:28,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ecf9dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:28, skipping insertion in model container [2021-11-07 02:08:28,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:08:28,305 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:08:28,308 INFO L168 Benchmark]: Toolchain (without parser) took 12154.60 ms. Allocated memory was 115.3 MB in the beginning and 228.6 MB in the end (delta: 113.2 MB). Free memory was 67.5 MB in the beginning and 111.5 MB in the end (delta: -44.0 MB). Peak memory consumption was 105.8 MB. Max. memory is 16.1 GB. [2021-11-07 02:08:28,308 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 115.3 MB. Free memory is still 93.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:08:28,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12151.70 ms. Allocated memory was 115.3 MB in the beginning and 228.6 MB in the end (delta: 113.2 MB). Free memory was 66.9 MB in the beginning and 111.5 MB in the end (delta: -44.6 MB). Peak memory consumption was 103.7 MB. Max. memory is 16.1 GB. [2021-11-07 02:08:28,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 115.3 MB. Free memory is still 93.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12151.70 ms. Allocated memory was 115.3 MB in the beginning and 228.6 MB in the end (delta: 113.2 MB). Free memory was 66.9 MB in the beginning and 111.5 MB in the end (delta: -44.6 MB). Peak memory consumption was 103.7 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_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/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_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/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_244d68f7-e2bb-4765-821a-66c02197a351/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 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:08:30,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:08:30,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:08:30,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:08:30,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:08:30,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:08:30,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:08:30,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:08:30,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:08:30,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:08:30,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:08:30,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:08:30,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:08:30,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:08:30,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:08:30,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:08:30,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:08:30,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:08:30,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:08:30,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:08:30,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:08:30,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:08:30,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:08:30,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:08:30,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:08:30,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:08:30,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:08:30,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:08:30,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:08:30,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:08:30,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:08:30,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:08:30,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:08:30,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:08:30,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:08:30,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:08:30,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:08:30,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:08:30,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:08:30,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:08:30,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:08:30,986 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 02:08:31,040 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:08:31,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:08:31,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:08:31,043 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:08:31,043 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:08:31,043 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:08:31,043 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:08:31,044 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:08:31,045 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:08:31,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:08:31,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:08:31,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:08:31,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:08:31,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:08:31,048 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:08:31,049 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:08:31,049 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:08:31,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:08:31,049 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:08:31,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:08:31,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:08:31,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:08:31,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:08:31,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:08:31,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:08:31,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:08:31,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:08:31,051 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:08:31,052 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:08:31,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:08:31,052 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:08:31,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:08:31,052 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_244d68f7-e2bb-4765-821a-66c02197a351/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c [2021-11-07 02:08:31,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:08:31,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:08:31,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:08:31,612 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:08:31,613 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:08:31,614 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-07 02:08:31,716 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/data/cff725446/c10628aa0329471e9ff53fc25e76bb29/FLAG97c581b67 [2021-11-07 02:08:33,211 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:08:33,212 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-07 02:08:33,348 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/data/cff725446/c10628aa0329471e9ff53fc25e76bb29/FLAG97c581b67 [2021-11-07 02:08:33,705 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/data/cff725446/c10628aa0329471e9ff53fc25e76bb29 [2021-11-07 02:08:33,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:08:33,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:08:33,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:08:33,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:08:33,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:08:33,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:08:33" (1/1) ... [2021-11-07 02:08:33,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2baadcd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:33, skipping insertion in model container [2021-11-07 02:08:33,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:08:33" (1/1) ... [2021-11-07 02:08:33,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:08:34,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:08:46,011 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_244d68f7-e2bb-4765-821a-66c02197a351/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-07 02:08:46,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:08:46,776 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 02:08:46,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:08:47,962 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_244d68f7-e2bb-4765-821a-66c02197a351/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-07 02:08:47,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:08:48,033 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:08:49,195 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_244d68f7-e2bb-4765-821a-66c02197a351/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-07 02:08:49,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:08:49,907 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:08:49,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49 WrapperNode [2021-11-07 02:08:49,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:08:49,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:08:49,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:08:49,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:08:49,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (1/1) ... [2021-11-07 02:08:50,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (1/1) ... [2021-11-07 02:08:51,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:08:51,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:08:51,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:08:51,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:08:51,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (1/1) ... [2021-11-07 02:08:51,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (1/1) ... [2021-11-07 02:08:51,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (1/1) ... [2021-11-07 02:08:51,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (1/1) ... [2021-11-07 02:08:53,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (1/1) ... [2021-11-07 02:08:53,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (1/1) ... [2021-11-07 02:08:53,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (1/1) ... [2021-11-07 02:08:54,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:08:54,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:08:54,067 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:08:54,067 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:08:54,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (1/1) ... [2021-11-07 02:08:54,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:08:54,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:08:54,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:08:54,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:08:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2021-11-07 02:08:54,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2021-11-07 02:08:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2021-11-07 02:08:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2021-11-07 02:08:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2021-11-07 02:08:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2021-11-07 02:08:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2021-11-07 02:08:54,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2021-11-07 02:08:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2021-11-07 02:08:54,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2021-11-07 02:08:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2021-11-07 02:08:54,322 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2021-11-07 02:08:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2021-11-07 02:08:54,322 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2021-11-07 02:08:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-07 02:08:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-07 02:08:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-07 02:08:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2021-11-07 02:08:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2021-11-07 02:08:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2021-11-07 02:08:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2021-11-07 02:08:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-07 02:08:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-07 02:08:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2021-11-07 02:08:54,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2021-11-07 02:08:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 02:08:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2021-11-07 02:08:54,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2021-11-07 02:08:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2021-11-07 02:08:54,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2021-11-07 02:08:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2021-11-07 02:08:54,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2021-11-07 02:08:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 02:08:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-07 02:08:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2021-11-07 02:08:54,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2021-11-07 02:08:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2021-11-07 02:08:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2021-11-07 02:08:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2021-11-07 02:08:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2021-11-07 02:08:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2021-11-07 02:08:54,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2021-11-07 02:08:54,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:08:54,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:08:54,331 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2021-11-07 02:08:54,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2021-11-07 02:08:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2021-11-07 02:08:54,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2021-11-07 02:08:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 02:08:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2021-11-07 02:08:54,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2021-11-07 02:08:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2021-11-07 02:08:54,333 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2021-11-07 02:08:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2021-11-07 02:08:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2021-11-07 02:08:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:08:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2021-11-07 02:08:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 02:08:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2021-11-07 02:08:54,348 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2021-11-07 02:08:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2021-11-07 02:08:54,349 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2021-11-07 02:08:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2021-11-07 02:08:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2021-11-07 02:08:54,350 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2021-11-07 02:08:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2021-11-07 02:08:54,350 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2021-11-07 02:08:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-07 02:08:54,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-07 02:08:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-07 02:08:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-07 02:08:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-07 02:08:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-07 02:08:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2021-11-07 02:08:54,353 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2021-11-07 02:08:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2021-11-07 02:08:54,353 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2021-11-07 02:08:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2021-11-07 02:08:54,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2021-11-07 02:08:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2021-11-07 02:08:54,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2021-11-07 02:08:54,355 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2021-11-07 02:08:54,355 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2021-11-07 02:08:54,355 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2021-11-07 02:08:54,355 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2021-11-07 02:08:54,356 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2021-11-07 02:08:54,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2021-11-07 02:08:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2021-11-07 02:08:54,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2021-11-07 02:08:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2021-11-07 02:08:54,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2021-11-07 02:08:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2021-11-07 02:08:54,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2021-11-07 02:08:54,359 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2021-11-07 02:08:54,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2021-11-07 02:08:54,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 02:08:54,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 02:08:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 02:08:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 02:08:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2021-11-07 02:08:54,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2021-11-07 02:08:54,361 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2021-11-07 02:08:54,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2021-11-07 02:08:54,362 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2021-11-07 02:08:54,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2021-11-07 02:08:54,362 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2021-11-07 02:08:54,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2021-11-07 02:08:54,363 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2021-11-07 02:08:54,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2021-11-07 02:08:54,364 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2021-11-07 02:08:54,364 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2021-11-07 02:08:54,364 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2021-11-07 02:08:54,364 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2021-11-07 02:08:54,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-07 02:08:54,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-07 02:08:54,369 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 02:08:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 02:08:54,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-07 02:08:54,370 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2021-11-07 02:08:54,371 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2021-11-07 02:08:54,373 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2021-11-07 02:08:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2021-11-07 02:08:54,373 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2021-11-07 02:08:54,374 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2021-11-07 02:08:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2021-11-07 02:08:54,380 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2021-11-07 02:08:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2021-11-07 02:08:54,380 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2021-11-07 02:08:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2021-11-07 02:08:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-07 02:08:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 02:08:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-07 02:08:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-07 02:08:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 02:08:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 02:08:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 02:08:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2021-11-07 02:08:54,382 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2021-11-07 02:08:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2021-11-07 02:08:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2021-11-07 02:08:54,383 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2021-11-07 02:08:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2021-11-07 02:08:54,383 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2021-11-07 02:08:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2021-11-07 02:08:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2021-11-07 02:08:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2021-11-07 02:08:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2021-11-07 02:08:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2021-11-07 02:08:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-07 02:08:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-07 02:08:54,385 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2021-11-07 02:08:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2021-11-07 02:08:54,385 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2021-11-07 02:08:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2021-11-07 02:08:54,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 02:08:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 02:08:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 02:08:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 02:08:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2021-11-07 02:08:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2021-11-07 02:08:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2021-11-07 02:08:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2021-11-07 02:08:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2021-11-07 02:08:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2021-11-07 02:08:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2021-11-07 02:08:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2021-11-07 02:08:54,388 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2021-11-07 02:08:54,388 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2021-11-07 02:08:54,388 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2021-11-07 02:08:54,388 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2021-11-07 02:08:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2021-11-07 02:08:54,389 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2021-11-07 02:08:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2021-11-07 02:08:54,389 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2021-11-07 02:08:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2021-11-07 02:08:54,390 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2021-11-07 02:08:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2021-11-07 02:08:54,390 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2021-11-07 02:08:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2021-11-07 02:08:54,390 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2021-11-07 02:08:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2021-11-07 02:08:54,391 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2021-11-07 02:08:54,391 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2021-11-07 02:18:24,669 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:18:24,670 INFO L299 CfgBuilder]: Removed 9608 assume(true) statements. [2021-11-07 02:18:24,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:18:24 BoogieIcfgContainer [2021-11-07 02:18:24,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:18:24,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:18:24,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:18:24,687 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:18:24,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:08:33" (1/3) ... [2021-11-07 02:18:24,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4077035d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:18:24, skipping insertion in model container [2021-11-07 02:18:24,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:08:49" (2/3) ... [2021-11-07 02:18:24,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4077035d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:18:24, skipping insertion in model container [2021-11-07 02:18:24,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:18:24" (3/3) ... [2021-11-07 02:18:24,691 INFO L111 eAbstractionObserver]: Analyzing ICFG main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-07 02:18:24,697 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:18:24,697 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 264 error locations. [2021-11-07 02:18:24,782 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:18:24,791 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 02:18:24,794 INFO L340 AbstractCegarLoop]: Starting to check reachability of 264 error locations. [2021-11-07 02:18:24,997 INFO L276 IsEmpty]: Start isEmpty. Operand has 8681 states, 8204 states have (on average 1.3464163822525597) internal successors, (11046), 8504 states have internal predecessors, (11046), 137 states have call successors, (137), 75 states have call predecessors, (137), 75 states have return successors, (137), 115 states have call predecessors, (137), 137 states have call successors, (137) [2021-11-07 02:18:25,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-07 02:18:25,002 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:18:25,003 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-07 02:18:25,003 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [vmw_fifo_initErr0ASSERT_VIOLATIONERROR_FUNCTION, vmw_fifo_initErr1ASSERT_VIOLATIONERROR_FUNCTION, vmw_fence_work_funcErr0ASSERT_VIOLATIONERROR_FUNCTION (and 261 more)] === [2021-11-07 02:18:25,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:18:25,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1207522198, now seen corresponding path program 1 times [2021-11-07 02:18:25,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:18:25,072 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1877615351] [2021-11-07 02:18:25,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:18:25,074 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:18:25,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:18:25,079 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:18:25,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 02:19:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:01,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 6976 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:19:01,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:02,112 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 02:19:02,112 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:19:02,212 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 02:19:02,213 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:19:02,213 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1877615351] [2021-11-07 02:19:02,214 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1877615351] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:19:02,214 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:19:02,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 02:19:02,217 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5563561] [2021-11-07 02:19:02,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 02:19:02,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:19:02,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 02:19:02,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:19:02,267 INFO L87 Difference]: Start difference. First operand has 8681 states, 8204 states have (on average 1.3464163822525597) internal successors, (11046), 8504 states have internal predecessors, (11046), 137 states have call successors, (137), 75 states have call predecessors, (137), 75 states have return successors, (137), 115 states have call predecessors, (137), 137 states have call successors, (137) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 02:19:07,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:07,758 INFO L93 Difference]: Finished difference Result 24841 states and 32769 transitions. [2021-11-07 02:19:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:19:07,760 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 6 [2021-11-07 02:19:07,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:07,938 INFO L225 Difference]: With dead ends: 24841 [2021-11-07 02:19:07,938 INFO L226 Difference]: Without dead ends: 16009 [2021-11-07 02:19:08,047 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 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 02:19:08,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16009 states. [2021-11-07 02:19:09,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16009 to 15579. [2021-11-07 02:19:09,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15579 states, 14904 states have (on average 1.3071658615136876) internal successors, (19482), 15231 states have internal predecessors, (19482), 264 states have call successors, (264), 148 states have call predecessors, (264), 148 states have return successors, (391), 223 states have call predecessors, (391), 264 states have call successors, (391) [2021-11-07 02:19:09,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15579 states to 15579 states and 20137 transitions. [2021-11-07 02:19:09,186 INFO L78 Accepts]: Start accepts. Automaton has 15579 states and 20137 transitions. Word has length 6 [2021-11-07 02:19:09,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:09,187 INFO L470 AbstractCegarLoop]: Abstraction has 15579 states and 20137 transitions. [2021-11-07 02:19:09,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 02:19:09,188 INFO L276 IsEmpty]: Start isEmpty. Operand 15579 states and 20137 transitions. [2021-11-07 02:19:09,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-07 02:19:09,189 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:09,190 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:09,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 02:19:09,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:19:09,420 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [vmw_fifo_initErr0ASSERT_VIOLATIONERROR_FUNCTION, vmw_fifo_initErr1ASSERT_VIOLATIONERROR_FUNCTION, vmw_fence_work_funcErr0ASSERT_VIOLATIONERROR_FUNCTION (and 261 more)] === [2021-11-07 02:19:09,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:09,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1221541398, now seen corresponding path program 1 times [2021-11-07 02:19:09,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:19:09,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [925416637] [2021-11-07 02:19:09,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:09,452 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:19:09,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:19:09,453 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:19:09,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 02:19:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:46,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 6977 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:19:46,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:46,841 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 02:19:46,841 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:19:46,949 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 02:19:46,950 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:19:46,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [925416637] [2021-11-07 02:19:46,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [925416637] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:19:46,950 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:19:46,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 02:19:46,951 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083340595] [2021-11-07 02:19:46,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 02:19:46,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:19:46,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 02:19:46,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:19:46,954 INFO L87 Difference]: Start difference. First operand 15579 states and 20137 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 02:19:51,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:51,903 INFO L93 Difference]: Finished difference Result 15579 states and 20137 transitions. [2021-11-07 02:19:51,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:19:51,904 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 7 [2021-11-07 02:19:51,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:52,035 INFO L225 Difference]: With dead ends: 15579 [2021-11-07 02:19:52,036 INFO L226 Difference]: Without dead ends: 15577 [2021-11-07 02:19:52,048 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 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 02:19:52,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15577 states. [2021-11-07 02:19:52,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15577 to 15577. [2021-11-07 02:19:52,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15577 states, 14903 states have (on average 1.307119371938536) internal successors, (19480), 15229 states have internal predecessors, (19480), 264 states have call successors, (264), 148 states have call predecessors, (264), 148 states have return successors, (391), 223 states have call predecessors, (391), 264 states have call successors, (391) [2021-11-07 02:19:52,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15577 states to 15577 states and 20135 transitions. [2021-11-07 02:19:52,894 INFO L78 Accepts]: Start accepts. Automaton has 15577 states and 20135 transitions. Word has length 7 [2021-11-07 02:19:52,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:52,899 INFO L470 AbstractCegarLoop]: Abstraction has 15577 states and 20135 transitions. [2021-11-07 02:19:52,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 02:19:52,900 INFO L276 IsEmpty]: Start isEmpty. Operand 15577 states and 20135 transitions. [2021-11-07 02:19:52,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-07 02:19:52,901 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:52,901 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:53,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 02:19:53,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:19:53,119 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [vmw_fifo_initErr0ASSERT_VIOLATIONERROR_FUNCTION, vmw_fifo_initErr1ASSERT_VIOLATIONERROR_FUNCTION, vmw_fence_work_funcErr0ASSERT_VIOLATIONERROR_FUNCTION (and 261 more)] === [2021-11-07 02:19:53,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:53,119 INFO L85 PathProgramCache]: Analyzing trace with hash -786898444, now seen corresponding path program 1 times [2021-11-07 02:19:53,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:19:53,150 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [332850841] [2021-11-07 02:19:53,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:53,150 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:19:53,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:19:53,151 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:19:53,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 02:20:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:31,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 6978 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:20:31,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:20:31,251 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 02:20:31,251 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:20:31,376 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 02:20:31,377 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:20:31,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [332850841] [2021-11-07 02:20:31,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [332850841] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:20:31,377 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:20:31,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 02:20:31,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355958153] [2021-11-07 02:20:31,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 02:20:31,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:20:31,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 02:20:31,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:20:31,380 INFO L87 Difference]: Start difference. First operand 15577 states and 20135 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 02:20:36,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:20:36,424 INFO L93 Difference]: Finished difference Result 15577 states and 20135 transitions. [2021-11-07 02:20:36,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:20:36,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2021-11-07 02:20:36,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:20:36,488 INFO L225 Difference]: With dead ends: 15577 [2021-11-07 02:20:36,488 INFO L226 Difference]: Without dead ends: 15573 [2021-11-07 02:20:36,499 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 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 02:20:36,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15573 states. [2021-11-07 02:20:37,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15573 to 15573. [2021-11-07 02:20:37,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15573 states, 14901 states have (on average 1.306959264478894) internal successors, (19475), 15225 states have internal predecessors, (19475), 264 states have call successors, (264), 148 states have call predecessors, (264), 148 states have return successors, (391), 223 states have call predecessors, (391), 264 states have call successors, (391) [2021-11-07 02:20:37,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15573 states to 15573 states and 20130 transitions. [2021-11-07 02:20:37,594 INFO L78 Accepts]: Start accepts. Automaton has 15573 states and 20130 transitions. Word has length 8 [2021-11-07 02:20:37,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:20:37,595 INFO L470 AbstractCegarLoop]: Abstraction has 15573 states and 20130 transitions. [2021-11-07 02:20:37,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 02:20:37,595 INFO L276 IsEmpty]: Start isEmpty. Operand 15573 states and 20130 transitions. [2021-11-07 02:20:37,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-07 02:20:37,596 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:20:37,596 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:20:37,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 02:20:37,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:20:37,824 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [vmw_fifo_initErr0ASSERT_VIOLATIONERROR_FUNCTION, vmw_fifo_initErr1ASSERT_VIOLATIONERROR_FUNCTION, vmw_fence_work_funcErr0ASSERT_VIOLATIONERROR_FUNCTION (and 261 more)] === [2021-11-07 02:20:37,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:20:37,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1375975904, now seen corresponding path program 1 times [2021-11-07 02:20:37,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:20:37,853 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [422528983] [2021-11-07 02:20:37,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:20:37,858 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:20:37,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:20:37,860 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:20:37,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 02:21:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:15,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 6979 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:21:15,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:15,822 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 02:21:15,822 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:15,982 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 02:21:15,982 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:21:15,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [422528983] [2021-11-07 02:21:15,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [422528983] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:21:15,982 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:21:15,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 02:21:15,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131099441] [2021-11-07 02:21:15,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 02:21:15,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:21:15,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 02:21:15,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:21:15,984 INFO L87 Difference]: Start difference. First operand 15573 states and 20130 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 02:21:23,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:21:23,015 INFO L93 Difference]: Finished difference Result 37239 states and 49549 transitions. [2021-11-07 02:21:23,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:21:23,016 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2021-11-07 02:21:23,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:21:23,150 INFO L225 Difference]: With dead ends: 37239 [2021-11-07 02:21:23,151 INFO L226 Difference]: Without dead ends: 21668 [2021-11-07 02:21:23,278 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 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 02:21:23,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21668 states. [2021-11-07 02:21:24,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21668 to 20749. [2021-11-07 02:21:24,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20749 states, 19672 states have (on average 1.2963603090687272) internal successors, (25502), 20058 states have internal predecessors, (25502), 523 states have call successors, (523), 296 states have call predecessors, (523), 294 states have return successors, (1516), 441 states have call predecessors, (1516), 523 states have call successors, (1516) [2021-11-07 02:21:24,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20749 states to 20749 states and 27541 transitions. [2021-11-07 02:21:24,563 INFO L78 Accepts]: Start accepts. Automaton has 20749 states and 27541 transitions. Word has length 9 [2021-11-07 02:21:24,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:21:24,564 INFO L470 AbstractCegarLoop]: Abstraction has 20749 states and 27541 transitions. [2021-11-07 02:21:24,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 02:21:24,564 INFO L276 IsEmpty]: Start isEmpty. Operand 20749 states and 27541 transitions. [2021-11-07 02:21:24,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-07 02:21:24,570 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:21:24,570 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:21:24,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:24,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:21:24,796 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [vmw_fifo_initErr0ASSERT_VIOLATIONERROR_FUNCTION, vmw_fifo_initErr1ASSERT_VIOLATIONERROR_FUNCTION, vmw_fence_work_funcErr0ASSERT_VIOLATIONERROR_FUNCTION (and 261 more)] === [2021-11-07 02:21:24,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:21:24,796 INFO L85 PathProgramCache]: Analyzing trace with hash -294396034, now seen corresponding path program 1 times [2021-11-07 02:21:24,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:21:24,827 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2015247807] [2021-11-07 02:21:24,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:24,828 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:21:24,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:21:24,829 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:21:24,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244d68f7-e2bb-4765-821a-66c02197a351/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process