./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.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_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/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_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/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_8bbfa39c-396c-4d74-9807-94226b010711/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 66bac413628aea28df41e5815c9797e59bd0b92879c97b090502234c31960876 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:54:11,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:54:11,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:54:11,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:54:11,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:54:11,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:54:11,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:54:11,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:54:11,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:54:11,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:54:11,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:54:11,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:54:11,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:54:11,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:54:11,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:54:11,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:54:11,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:54:11,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:54:11,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:54:11,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:54:11,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:54:11,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:54:11,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:54:11,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:54:11,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:54:11,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:54:11,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:54:11,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:54:11,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:54:11,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:54:11,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:54:11,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:54:11,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:54:11,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:54:11,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:54:11,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:54:11,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:54:11,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:54:11,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:54:11,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:54:11,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:54:11,785 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 00:54:11,835 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:54:11,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:54:11,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:54:11,836 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:54:11,836 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:54:11,837 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:54:11,837 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 00:54:11,837 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:54:11,837 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:54:11,838 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 00:54:11,838 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 00:54:11,838 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:54:11,838 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 00:54:11,838 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 00:54:11,839 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 00:54:11,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:54:11,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 00:54:11,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:54:11,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:54:11,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:54:11,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:54:11,841 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:54:11,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:54:11,841 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:54:11,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:54:11,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:54:11,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:54:11,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:54:11,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:54:11,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:54:11,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:54:11,847 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 00:54:11,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 00:54:11,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:54:11,848 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:54:11,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:54:11,849 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_8bbfa39c-396c-4d74-9807-94226b010711/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66bac413628aea28df41e5815c9797e59bd0b92879c97b090502234c31960876 [2021-11-07 00:54:12,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:54:12,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:54:12,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:54:12,148 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:54:12,149 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:54:12,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i [2021-11-07 00:54:12,218 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/data/3d8f44aaa/90e11e20e6af47e48c1319b3f3b363a0/FLAGad15cf40d [2021-11-07 00:54:13,146 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:54:13,148 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i [2021-11-07 00:54:13,208 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/data/3d8f44aaa/90e11e20e6af47e48c1319b3f3b363a0/FLAGad15cf40d [2021-11-07 00:54:13,588 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/data/3d8f44aaa/90e11e20e6af47e48c1319b3f3b363a0 [2021-11-07 00:54:13,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:54:13,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:54:13,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:54:13,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:54:13,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:54:13,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:54:13" (1/1) ... [2021-11-07 00:54:13,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef5da16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:13, skipping insertion in model container [2021-11-07 00:54:13,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:54:13" (1/1) ... [2021-11-07 00:54:13,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:54:13,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:54:15,871 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 00:54:17,305 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345749,345762] [2021-11-07 00:54:17,311 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345894,345907] [2021-11-07 00:54:17,312 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346040,346053] [2021-11-07 00:54:17,313 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346205,346218] [2021-11-07 00:54:17,313 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346363,346376] [2021-11-07 00:54:17,314 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346521,346534] [2021-11-07 00:54:17,314 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346679,346692] [2021-11-07 00:54:17,315 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346839,346852] [2021-11-07 00:54:17,315 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346998,347011] [2021-11-07 00:54:17,316 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347137,347150] [2021-11-07 00:54:17,317 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347279,347292] [2021-11-07 00:54:17,317 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347428,347441] [2021-11-07 00:54:17,318 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347567,347580] [2021-11-07 00:54:17,319 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347722,347735] [2021-11-07 00:54:17,320 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347882,347895] [2021-11-07 00:54:17,320 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348033,348046] [2021-11-07 00:54:17,321 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348184,348197] [2021-11-07 00:54:17,322 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348336,348349] [2021-11-07 00:54:17,323 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348485,348498] [2021-11-07 00:54:17,324 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348633,348646] [2021-11-07 00:54:17,326 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348790,348803] [2021-11-07 00:54:17,327 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348939,348952] [2021-11-07 00:54:17,328 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349095,349108] [2021-11-07 00:54:17,329 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349248,349261] [2021-11-07 00:54:17,330 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349394,349407] [2021-11-07 00:54:17,331 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349537,349550] [2021-11-07 00:54:17,331 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349689,349702] [2021-11-07 00:54:17,332 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349835,349848] [2021-11-07 00:54:17,333 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349980,349993] [2021-11-07 00:54:17,335 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350134,350147] [2021-11-07 00:54:17,335 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350285,350298] [2021-11-07 00:54:17,336 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350440,350453] [2021-11-07 00:54:17,336 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350592,350605] [2021-11-07 00:54:17,337 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350747,350760] [2021-11-07 00:54:17,337 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350911,350924] [2021-11-07 00:54:17,338 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351067,351080] [2021-11-07 00:54:17,339 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351231,351244] [2021-11-07 00:54:17,339 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351373,351386] [2021-11-07 00:54:17,340 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351531,351544] [2021-11-07 00:54:17,340 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351698,351711] [2021-11-07 00:54:17,341 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351857,351870] [2021-11-07 00:54:17,341 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352016,352029] [2021-11-07 00:54:17,342 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352165,352178] [2021-11-07 00:54:17,342 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352312,352325] [2021-11-07 00:54:17,343 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352451,352464] [2021-11-07 00:54:17,343 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352614,352627] [2021-11-07 00:54:17,344 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352780,352793] [2021-11-07 00:54:17,346 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352944,352957] [2021-11-07 00:54:17,346 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353109,353122] [2021-11-07 00:54:17,347 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353274,353287] [2021-11-07 00:54:17,347 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353440,353453] [2021-11-07 00:54:17,348 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353605,353618] [2021-11-07 00:54:17,348 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353772,353785] [2021-11-07 00:54:17,349 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353932,353945] [2021-11-07 00:54:17,349 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354094,354107] [2021-11-07 00:54:17,350 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354253,354266] [2021-11-07 00:54:17,350 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354399,354412] [2021-11-07 00:54:17,351 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354542,354555] [2021-11-07 00:54:17,351 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354686,354699] [2021-11-07 00:54:17,352 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354829,354842] [2021-11-07 00:54:17,352 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354973,354986] [2021-11-07 00:54:17,353 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355114,355127] [2021-11-07 00:54:17,353 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355252,355265] [2021-11-07 00:54:17,354 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355410,355423] [2021-11-07 00:54:17,355 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355569,355582] [2021-11-07 00:54:17,355 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355725,355738] [2021-11-07 00:54:17,355 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355874,355887] [2021-11-07 00:54:17,356 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356026,356039] [2021-11-07 00:54:17,356 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356177,356190] [2021-11-07 00:54:17,357 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356326,356339] [2021-11-07 00:54:17,357 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356478,356491] [2021-11-07 00:54:17,358 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356626,356639] [2021-11-07 00:54:17,359 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356779,356792] [2021-11-07 00:54:17,360 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356930,356943] [2021-11-07 00:54:17,360 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357080,357093] [2021-11-07 00:54:17,362 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357227,357240] [2021-11-07 00:54:17,362 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357378,357391] [2021-11-07 00:54:17,363 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357529,357542] [2021-11-07 00:54:17,363 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357677,357690] [2021-11-07 00:54:17,364 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357843,357856] [2021-11-07 00:54:17,364 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358012,358025] [2021-11-07 00:54:17,365 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358179,358192] [2021-11-07 00:54:17,365 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358347,358360] [2021-11-07 00:54:17,366 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358497,358510] [2021-11-07 00:54:17,367 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358644,358657] [2021-11-07 00:54:17,369 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358805,358818] [2021-11-07 00:54:17,370 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358975,358988] [2021-11-07 00:54:17,370 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[359137,359150] [2021-11-07 00:54:17,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:54:17,418 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 00:54:17,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17b4c9aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:17, skipping insertion in model container [2021-11-07 00:54:17,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:54:17,419 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 00:54:17,422 INFO L168 Benchmark]: Toolchain (without parser) took 3828.08 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 69.6 MB in the beginning and 44.6 MB in the end (delta: 25.0 MB). Peak memory consumption was 59.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:17,422 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 96.5 MB. Free memory is still 48.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:54:17,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3825.45 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 69.3 MB in the beginning and 44.6 MB in the end (delta: 24.6 MB). Peak memory consumption was 59.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:17,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 96.5 MB. Free memory is still 48.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3825.45 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 69.3 MB in the beginning and 44.6 MB in the end (delta: 24.6 MB). Peak memory consumption was 59.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5531]: 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_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/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_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/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_8bbfa39c-396c-4d74-9807-94226b010711/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 66bac413628aea28df41e5815c9797e59bd0b92879c97b090502234c31960876 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:54:19,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:54:19,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:54:19,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:54:19,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:54:19,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:54:19,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:54:19,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:54:19,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:54:19,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:54:19,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:54:19,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:54:19,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:54:19,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:54:19,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:54:19,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:54:19,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:54:19,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:54:19,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:54:19,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:54:19,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:54:19,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:54:19,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:54:19,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:54:19,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:54:19,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:54:19,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:54:19,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:54:19,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:54:19,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:54:19,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:54:19,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:54:19,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:54:19,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:54:19,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:54:19,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:54:19,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:54:19,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:54:19,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:54:19,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:54:20,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:54:20,001 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 00:54:20,031 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:54:20,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:54:20,035 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:54:20,036 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:54:20,036 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:54:20,036 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:54:20,037 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:54:20,037 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:54:20,037 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:54:20,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:54:20,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:54:20,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:54:20,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:54:20,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:54:20,042 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:54:20,042 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 00:54:20,042 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 00:54:20,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:54:20,043 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:54:20,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:54:20,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:54:20,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 00:54:20,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:54:20,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:54:20,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:54:20,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:54:20,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:54:20,045 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 00:54:20,045 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 00:54:20,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:54:20,046 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:54:20,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:54:20,046 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_8bbfa39c-396c-4d74-9807-94226b010711/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66bac413628aea28df41e5815c9797e59bd0b92879c97b090502234c31960876 [2021-11-07 00:54:20,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:54:20,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:54:20,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:54:20,484 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:54:20,485 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:54:20,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i [2021-11-07 00:54:20,554 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/data/3b2265c57/a45ac25a4cae4f49832fe59eb80649c5/FLAGb7e9b78e1 [2021-11-07 00:54:21,569 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:54:21,571 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i [2021-11-07 00:54:21,634 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/data/3b2265c57/a45ac25a4cae4f49832fe59eb80649c5/FLAGb7e9b78e1 [2021-11-07 00:54:21,994 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/data/3b2265c57/a45ac25a4cae4f49832fe59eb80649c5 [2021-11-07 00:54:21,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:54:21,998 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:54:21,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:54:22,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:54:22,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:54:22,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:54:21" (1/1) ... [2021-11-07 00:54:22,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40542fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:22, skipping insertion in model container [2021-11-07 00:54:22,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:54:21" (1/1) ... [2021-11-07 00:54:22,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:54:22,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:54:25,727 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345749,345762] [2021-11-07 00:54:25,731 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345894,345907] [2021-11-07 00:54:25,732 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346040,346053] [2021-11-07 00:54:25,732 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346205,346218] [2021-11-07 00:54:25,733 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346363,346376] [2021-11-07 00:54:25,734 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346521,346534] [2021-11-07 00:54:25,734 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346679,346692] [2021-11-07 00:54:25,735 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346839,346852] [2021-11-07 00:54:25,735 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346998,347011] [2021-11-07 00:54:25,736 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347137,347150] [2021-11-07 00:54:25,736 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347279,347292] [2021-11-07 00:54:25,737 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347428,347441] [2021-11-07 00:54:25,738 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347567,347580] [2021-11-07 00:54:25,738 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347722,347735] [2021-11-07 00:54:25,739 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347882,347895] [2021-11-07 00:54:25,739 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348033,348046] [2021-11-07 00:54:25,740 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348184,348197] [2021-11-07 00:54:25,740 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348336,348349] [2021-11-07 00:54:25,741 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348485,348498] [2021-11-07 00:54:25,742 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348633,348646] [2021-11-07 00:54:25,742 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348790,348803] [2021-11-07 00:54:25,743 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348939,348952] [2021-11-07 00:54:25,744 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349095,349108] [2021-11-07 00:54:25,746 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349248,349261] [2021-11-07 00:54:25,747 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349394,349407] [2021-11-07 00:54:25,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349537,349550] [2021-11-07 00:54:25,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349689,349702] [2021-11-07 00:54:25,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349835,349848] [2021-11-07 00:54:25,749 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349980,349993] [2021-11-07 00:54:25,751 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350134,350147] [2021-11-07 00:54:25,752 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350285,350298] [2021-11-07 00:54:25,752 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350440,350453] [2021-11-07 00:54:25,753 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350592,350605] [2021-11-07 00:54:25,754 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350747,350760] [2021-11-07 00:54:25,754 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350911,350924] [2021-11-07 00:54:25,755 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351067,351080] [2021-11-07 00:54:25,755 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351231,351244] [2021-11-07 00:54:25,756 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351373,351386] [2021-11-07 00:54:25,756 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351531,351544] [2021-11-07 00:54:25,757 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351698,351711] [2021-11-07 00:54:25,757 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351857,351870] [2021-11-07 00:54:25,758 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352016,352029] [2021-11-07 00:54:25,758 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352165,352178] [2021-11-07 00:54:25,759 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352312,352325] [2021-11-07 00:54:25,773 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352451,352464] [2021-11-07 00:54:25,773 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352614,352627] [2021-11-07 00:54:25,774 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352780,352793] [2021-11-07 00:54:25,775 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352944,352957] [2021-11-07 00:54:25,776 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353109,353122] [2021-11-07 00:54:25,777 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353274,353287] [2021-11-07 00:54:25,777 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353440,353453] [2021-11-07 00:54:25,778 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353605,353618] [2021-11-07 00:54:25,779 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353772,353785] [2021-11-07 00:54:25,779 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353932,353945] [2021-11-07 00:54:25,780 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354094,354107] [2021-11-07 00:54:25,780 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354253,354266] [2021-11-07 00:54:25,781 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354399,354412] [2021-11-07 00:54:25,781 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354542,354555] [2021-11-07 00:54:25,782 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354686,354699] [2021-11-07 00:54:25,782 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354829,354842] [2021-11-07 00:54:25,783 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354973,354986] [2021-11-07 00:54:25,784 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355114,355127] [2021-11-07 00:54:25,784 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355252,355265] [2021-11-07 00:54:25,785 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355410,355423] [2021-11-07 00:54:25,786 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355569,355582] [2021-11-07 00:54:25,786 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355725,355738] [2021-11-07 00:54:25,787 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355874,355887] [2021-11-07 00:54:25,787 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356026,356039] [2021-11-07 00:54:25,788 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356177,356190] [2021-11-07 00:54:25,788 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356326,356339] [2021-11-07 00:54:25,789 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356478,356491] [2021-11-07 00:54:25,789 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356626,356639] [2021-11-07 00:54:25,790 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356779,356792] [2021-11-07 00:54:25,791 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356930,356943] [2021-11-07 00:54:25,791 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357080,357093] [2021-11-07 00:54:25,792 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357227,357240] [2021-11-07 00:54:25,793 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357378,357391] [2021-11-07 00:54:25,794 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357529,357542] [2021-11-07 00:54:25,794 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357677,357690] [2021-11-07 00:54:25,795 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357843,357856] [2021-11-07 00:54:25,796 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358012,358025] [2021-11-07 00:54:25,796 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358179,358192] [2021-11-07 00:54:25,797 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358347,358360] [2021-11-07 00:54:25,798 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358497,358510] [2021-11-07 00:54:25,798 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358644,358657] [2021-11-07 00:54:25,800 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358805,358818] [2021-11-07 00:54:25,801 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358975,358988] [2021-11-07 00:54:25,801 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[359137,359150] [2021-11-07 00:54:25,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:54:25,857 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 00:54:25,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:54:26,338 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345749,345762] [2021-11-07 00:54:26,338 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345894,345907] [2021-11-07 00:54:26,339 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346040,346053] [2021-11-07 00:54:26,340 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346205,346218] [2021-11-07 00:54:26,340 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346363,346376] [2021-11-07 00:54:26,341 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346521,346534] [2021-11-07 00:54:26,341 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346679,346692] [2021-11-07 00:54:26,342 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346839,346852] [2021-11-07 00:54:26,343 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346998,347011] [2021-11-07 00:54:26,343 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347137,347150] [2021-11-07 00:54:26,344 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347279,347292] [2021-11-07 00:54:26,344 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347428,347441] [2021-11-07 00:54:26,345 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347567,347580] [2021-11-07 00:54:26,345 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347722,347735] [2021-11-07 00:54:26,346 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347882,347895] [2021-11-07 00:54:26,346 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348033,348046] [2021-11-07 00:54:26,347 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348184,348197] [2021-11-07 00:54:26,347 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348336,348349] [2021-11-07 00:54:26,348 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348485,348498] [2021-11-07 00:54:26,348 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348633,348646] [2021-11-07 00:54:26,349 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348790,348803] [2021-11-07 00:54:26,349 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348939,348952] [2021-11-07 00:54:26,350 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349095,349108] [2021-11-07 00:54:26,350 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349248,349261] [2021-11-07 00:54:26,351 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349394,349407] [2021-11-07 00:54:26,352 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349537,349550] [2021-11-07 00:54:26,352 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349689,349702] [2021-11-07 00:54:26,353 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349835,349848] [2021-11-07 00:54:26,353 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349980,349993] [2021-11-07 00:54:26,354 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350134,350147] [2021-11-07 00:54:26,354 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350285,350298] [2021-11-07 00:54:26,355 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350440,350453] [2021-11-07 00:54:26,355 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350592,350605] [2021-11-07 00:54:26,356 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350747,350760] [2021-11-07 00:54:26,356 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350911,350924] [2021-11-07 00:54:26,357 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351067,351080] [2021-11-07 00:54:26,357 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351231,351244] [2021-11-07 00:54:26,358 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351373,351386] [2021-11-07 00:54:26,358 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351531,351544] [2021-11-07 00:54:26,359 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351698,351711] [2021-11-07 00:54:26,360 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351857,351870] [2021-11-07 00:54:26,360 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352016,352029] [2021-11-07 00:54:26,361 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352165,352178] [2021-11-07 00:54:26,361 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352312,352325] [2021-11-07 00:54:26,362 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352451,352464] [2021-11-07 00:54:26,362 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352614,352627] [2021-11-07 00:54:26,363 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352780,352793] [2021-11-07 00:54:26,363 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352944,352957] [2021-11-07 00:54:26,364 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353109,353122] [2021-11-07 00:54:26,364 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353274,353287] [2021-11-07 00:54:26,365 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353440,353453] [2021-11-07 00:54:26,365 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353605,353618] [2021-11-07 00:54:26,366 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353772,353785] [2021-11-07 00:54:26,367 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353932,353945] [2021-11-07 00:54:26,367 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354094,354107] [2021-11-07 00:54:26,367 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354253,354266] [2021-11-07 00:54:26,368 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354399,354412] [2021-11-07 00:54:26,368 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354542,354555] [2021-11-07 00:54:26,369 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354686,354699] [2021-11-07 00:54:26,369 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354829,354842] [2021-11-07 00:54:26,370 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354973,354986] [2021-11-07 00:54:26,371 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355114,355127] [2021-11-07 00:54:26,371 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355252,355265] [2021-11-07 00:54:26,372 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355410,355423] [2021-11-07 00:54:26,372 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355569,355582] [2021-11-07 00:54:26,373 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355725,355738] [2021-11-07 00:54:26,373 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355874,355887] [2021-11-07 00:54:26,374 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356026,356039] [2021-11-07 00:54:26,374 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356177,356190] [2021-11-07 00:54:26,375 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356326,356339] [2021-11-07 00:54:26,375 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356478,356491] [2021-11-07 00:54:26,376 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356626,356639] [2021-11-07 00:54:26,377 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356779,356792] [2021-11-07 00:54:26,377 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356930,356943] [2021-11-07 00:54:26,377 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357080,357093] [2021-11-07 00:54:26,378 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357227,357240] [2021-11-07 00:54:26,378 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357378,357391] [2021-11-07 00:54:26,379 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357529,357542] [2021-11-07 00:54:26,379 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357677,357690] [2021-11-07 00:54:26,380 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357843,357856] [2021-11-07 00:54:26,380 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358012,358025] [2021-11-07 00:54:26,381 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358179,358192] [2021-11-07 00:54:26,381 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358347,358360] [2021-11-07 00:54:26,382 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358497,358510] [2021-11-07 00:54:26,382 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358644,358657] [2021-11-07 00:54:26,383 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358805,358818] [2021-11-07 00:54:26,383 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358975,358988] [2021-11-07 00:54:26,384 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[359137,359150] [2021-11-07 00:54:26,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:54:26,401 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 00:54:26,893 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345749,345762] [2021-11-07 00:54:26,894 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345894,345907] [2021-11-07 00:54:26,894 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346040,346053] [2021-11-07 00:54:26,895 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346205,346218] [2021-11-07 00:54:26,895 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346363,346376] [2021-11-07 00:54:26,895 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346521,346534] [2021-11-07 00:54:26,896 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346679,346692] [2021-11-07 00:54:26,896 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346839,346852] [2021-11-07 00:54:26,896 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346998,347011] [2021-11-07 00:54:26,897 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347137,347150] [2021-11-07 00:54:26,897 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347279,347292] [2021-11-07 00:54:26,925 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347428,347441] [2021-11-07 00:54:26,926 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347567,347580] [2021-11-07 00:54:26,926 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347722,347735] [2021-11-07 00:54:26,927 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347882,347895] [2021-11-07 00:54:26,927 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348033,348046] [2021-11-07 00:54:26,927 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348184,348197] [2021-11-07 00:54:26,928 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348336,348349] [2021-11-07 00:54:26,928 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348485,348498] [2021-11-07 00:54:26,929 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348633,348646] [2021-11-07 00:54:26,929 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348790,348803] [2021-11-07 00:54:26,929 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348939,348952] [2021-11-07 00:54:26,930 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349095,349108] [2021-11-07 00:54:26,930 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349248,349261] [2021-11-07 00:54:26,930 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349394,349407] [2021-11-07 00:54:26,931 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349537,349550] [2021-11-07 00:54:26,931 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349689,349702] [2021-11-07 00:54:26,932 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349835,349848] [2021-11-07 00:54:26,932 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349980,349993] [2021-11-07 00:54:26,932 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350134,350147] [2021-11-07 00:54:26,933 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350285,350298] [2021-11-07 00:54:26,933 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350440,350453] [2021-11-07 00:54:26,933 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350592,350605] [2021-11-07 00:54:26,934 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350747,350760] [2021-11-07 00:54:26,934 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350911,350924] [2021-11-07 00:54:26,950 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351067,351080] [2021-11-07 00:54:26,950 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351231,351244] [2021-11-07 00:54:26,950 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351373,351386] [2021-11-07 00:54:26,951 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351531,351544] [2021-11-07 00:54:26,951 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351698,351711] [2021-11-07 00:54:26,952 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351857,351870] [2021-11-07 00:54:26,952 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352016,352029] [2021-11-07 00:54:26,952 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352165,352178] [2021-11-07 00:54:26,953 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352312,352325] [2021-11-07 00:54:26,953 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352451,352464] [2021-11-07 00:54:26,953 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352614,352627] [2021-11-07 00:54:26,954 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352780,352793] [2021-11-07 00:54:26,954 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352944,352957] [2021-11-07 00:54:26,954 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353109,353122] [2021-11-07 00:54:26,955 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353274,353287] [2021-11-07 00:54:26,955 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353440,353453] [2021-11-07 00:54:26,955 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353605,353618] [2021-11-07 00:54:26,956 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353772,353785] [2021-11-07 00:54:26,956 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353932,353945] [2021-11-07 00:54:26,957 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354094,354107] [2021-11-07 00:54:26,957 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354253,354266] [2021-11-07 00:54:26,957 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354399,354412] [2021-11-07 00:54:26,958 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354542,354555] [2021-11-07 00:54:26,958 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354686,354699] [2021-11-07 00:54:26,958 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354829,354842] [2021-11-07 00:54:26,959 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354973,354986] [2021-11-07 00:54:26,959 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355114,355127] [2021-11-07 00:54:26,959 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355252,355265] [2021-11-07 00:54:26,960 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355410,355423] [2021-11-07 00:54:26,960 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355569,355582] [2021-11-07 00:54:26,960 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355725,355738] [2021-11-07 00:54:26,961 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355874,355887] [2021-11-07 00:54:26,961 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356026,356039] [2021-11-07 00:54:26,961 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356177,356190] [2021-11-07 00:54:26,962 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356326,356339] [2021-11-07 00:54:26,962 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356478,356491] [2021-11-07 00:54:26,963 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356626,356639] [2021-11-07 00:54:26,963 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356779,356792] [2021-11-07 00:54:26,963 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356930,356943] [2021-11-07 00:54:26,964 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357080,357093] [2021-11-07 00:54:26,964 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357227,357240] [2021-11-07 00:54:26,964 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357378,357391] [2021-11-07 00:54:26,965 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357529,357542] [2021-11-07 00:54:26,965 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357677,357690] [2021-11-07 00:54:26,965 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357843,357856] [2021-11-07 00:54:26,966 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358012,358025] [2021-11-07 00:54:26,966 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358179,358192] [2021-11-07 00:54:26,986 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358347,358360] [2021-11-07 00:54:26,986 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358497,358510] [2021-11-07 00:54:26,987 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358644,358657] [2021-11-07 00:54:26,987 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358805,358818] [2021-11-07 00:54:26,987 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358975,358988] [2021-11-07 00:54:26,988 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_8bbfa39c-396c-4d74-9807-94226b010711/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[359137,359150] [2021-11-07 00:54:26,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:54:27,258 INFO L208 MainTranslator]: Completed translation [2021-11-07 00:54:27,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27 WrapperNode [2021-11-07 00:54:27,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:54:27,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 00:54:27,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 00:54:27,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 00:54:27,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (1/1) ... [2021-11-07 00:54:27,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (1/1) ... [2021-11-07 00:54:27,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 00:54:27,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 00:54:27,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 00:54:27,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 00:54:27,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (1/1) ... [2021-11-07 00:54:27,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (1/1) ... [2021-11-07 00:54:27,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (1/1) ... [2021-11-07 00:54:27,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (1/1) ... [2021-11-07 00:54:28,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (1/1) ... [2021-11-07 00:54:28,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (1/1) ... [2021-11-07 00:54:28,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (1/1) ... [2021-11-07 00:54:28,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 00:54:28,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 00:54:28,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 00:54:28,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 00:54:28,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (1/1) ... [2021-11-07 00:54:28,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:54:28,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:54:28,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 00:54:28,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 00:54:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-07 00:54:28,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 00:54:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-07 00:54:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 00:54:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 00:54:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 00:54:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure msb_reset [2021-11-07 00:54:28,691 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_reset [2021-11-07 00:54:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 00:54:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 00:54:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 00:54:28,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 00:54:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 00:54:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 00:54:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 00:54:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-07 00:54:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure msb_switch_to_parallel [2021-11-07 00:54:28,693 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_switch_to_parallel [2021-11-07 00:54:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 00:54:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 00:54:28,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 00:54:28,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 00:54:28,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-07 00:54:28,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 00:54:28,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 00:56:21,533 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L9155: #t~ret1350 := main_#res; [2021-11-07 00:56:21,533 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_6_returnLabel: main_#res := 0bv32; [2021-11-07 00:56:21,534 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-07 00:56:21,573 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 00:56:21,573 INFO L299 CfgBuilder]: Removed 3701 assume(true) statements. [2021-11-07 00:56:21,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:56:21 BoogieIcfgContainer [2021-11-07 00:56:21,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 00:56:21,584 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 00:56:21,584 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 00:56:21,587 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 00:56:21,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:54:21" (1/3) ... [2021-11-07 00:56:21,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a65aae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:56:21, skipping insertion in model container [2021-11-07 00:56:21,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:27" (2/3) ... [2021-11-07 00:56:21,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a65aae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:56:21, skipping insertion in model container [2021-11-07 00:56:21,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:56:21" (3/3) ... [2021-11-07 00:56:21,591 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i [2021-11-07 00:56:21,596 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 00:56:21,596 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 174 error locations. [2021-11-07 00:56:21,659 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 00:56:21,664 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 00:56:21,665 INFO L340 AbstractCegarLoop]: Starting to check reachability of 174 error locations. [2021-11-07 00:56:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand has 3559 states, 3341 states have (on average 1.3920981741993415) internal successors, (4651), 3514 states have internal predecessors, (4651), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2021-11-07 00:56:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-07 00:56:21,735 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:21,736 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:21,736 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:56:21,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:21,742 INFO L85 PathProgramCache]: Analyzing trace with hash -428375060, now seen corresponding path program 1 times [2021-11-07 00:56:21,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:21,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [483665355] [2021-11-07 00:56:21,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:21,760 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:21,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:21,768 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:21,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 00:56:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:23,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:56:23,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:24,065 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 00:56:24,065 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:24,289 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 00:56:24,290 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:24,290 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [483665355] [2021-11-07 00:56:24,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [483665355] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:24,291 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:24,291 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:56:24,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439707933] [2021-11-07 00:56:24,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:56:24,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:24,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:56:24,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:56:24,326 INFO L87 Difference]: Start difference. First operand has 3559 states, 3341 states have (on average 1.3920981741993415) internal successors, (4651), 3514 states have internal predecessors, (4651), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 00:56:24,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:24,726 INFO L93 Difference]: Finished difference Result 7056 states and 9434 transitions. [2021-11-07 00:56:24,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:56:24,728 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 21 [2021-11-07 00:56:24,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:24,762 INFO L225 Difference]: With dead ends: 7056 [2021-11-07 00:56:24,762 INFO L226 Difference]: Without dead ends: 3464 [2021-11-07 00:56:24,781 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:56:24,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3464 states. [2021-11-07 00:56:25,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3464 to 3464. [2021-11-07 00:56:25,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3464 states, 3248 states have (on average 1.311884236453202) internal successors, (4261), 3419 states have internal predecessors, (4261), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2021-11-07 00:56:25,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 4345 transitions. [2021-11-07 00:56:25,034 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 4345 transitions. Word has length 21 [2021-11-07 00:56:25,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:25,035 INFO L470 AbstractCegarLoop]: Abstraction has 3464 states and 4345 transitions. [2021-11-07 00:56:25,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 00:56:25,035 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 4345 transitions. [2021-11-07 00:56:25,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-07 00:56:25,037 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:25,037 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:25,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-07 00:56:25,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:25,250 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:56:25,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:25,251 INFO L85 PathProgramCache]: Analyzing trace with hash 648881936, now seen corresponding path program 1 times [2021-11-07 00:56:25,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:25,254 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [788194914] [2021-11-07 00:56:25,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:25,255 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:25,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:25,256 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:25,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 00:56:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:27,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:56:27,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:27,481 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 00:56:27,482 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:27,664 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 00:56:27,665 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:27,665 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [788194914] [2021-11-07 00:56:27,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [788194914] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:27,665 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:27,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:56:27,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939291010] [2021-11-07 00:56:27,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:56:27,667 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:27,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:56:27,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:56:27,669 INFO L87 Difference]: Start difference. First operand 3464 states and 4345 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 00:56:28,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:28,299 INFO L93 Difference]: Finished difference Result 6832 states and 8585 transitions. [2021-11-07 00:56:28,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 00:56:28,300 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 23 [2021-11-07 00:56:28,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:28,352 INFO L225 Difference]: With dead ends: 6832 [2021-11-07 00:56:28,353 INFO L226 Difference]: Without dead ends: 6828 [2021-11-07 00:56:28,358 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:56:28,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6828 states. [2021-11-07 00:56:28,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6828 to 6309. [2021-11-07 00:56:28,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6309 states, 6049 states have (on average 1.3220367002810383) internal successors, (7997), 6220 states have internal predecessors, (7997), 84 states have call successors, (84), 4 states have call predecessors, (84), 4 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2021-11-07 00:56:28,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6309 states to 6309 states and 8165 transitions. [2021-11-07 00:56:28,753 INFO L78 Accepts]: Start accepts. Automaton has 6309 states and 8165 transitions. Word has length 23 [2021-11-07 00:56:28,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:28,753 INFO L470 AbstractCegarLoop]: Abstraction has 6309 states and 8165 transitions. [2021-11-07 00:56:28,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 00:56:28,754 INFO L276 IsEmpty]: Start isEmpty. Operand 6309 states and 8165 transitions. [2021-11-07 00:56:28,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 00:56:28,755 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:28,755 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:28,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:28,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:28,970 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:56:28,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:28,970 INFO L85 PathProgramCache]: Analyzing trace with hash -279095009, now seen corresponding path program 1 times [2021-11-07 00:56:28,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:28,974 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [120257771] [2021-11-07 00:56:28,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:28,974 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:28,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:28,976 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:29,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 00:56:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:30,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-07 00:56:30,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:31,441 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 00:56:31,441 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:32,131 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 00:56:32,131 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:32,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [120257771] [2021-11-07 00:56:32,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [120257771] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:32,131 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:32,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 19 [2021-11-07 00:56:32,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050771904] [2021-11-07 00:56:32,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-07 00:56:32,133 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:32,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-07 00:56:32,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2021-11-07 00:56:32,135 INFO L87 Difference]: Start difference. First operand 6309 states and 8165 transitions. Second operand has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 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 00:56:33,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:33,984 INFO L93 Difference]: Finished difference Result 6494 states and 8349 transitions. [2021-11-07 00:56:33,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 00:56:33,985 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 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 24 [2021-11-07 00:56:33,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:34,038 INFO L225 Difference]: With dead ends: 6494 [2021-11-07 00:56:34,038 INFO L226 Difference]: Without dead ends: 6401 [2021-11-07 00:56:34,043 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=159, Invalid=491, Unknown=0, NotChecked=0, Total=650 [2021-11-07 00:56:34,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6401 states. [2021-11-07 00:56:34,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6401 to 6320. [2021-11-07 00:56:34,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6320 states, 6060 states have (on average 1.3214521452145214) internal successors, (8008), 6231 states have internal predecessors, (8008), 84 states have call successors, (84), 4 states have call predecessors, (84), 4 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2021-11-07 00:56:34,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6320 states to 6320 states and 8176 transitions. [2021-11-07 00:56:34,357 INFO L78 Accepts]: Start accepts. Automaton has 6320 states and 8176 transitions. Word has length 24 [2021-11-07 00:56:34,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:34,358 INFO L470 AbstractCegarLoop]: Abstraction has 6320 states and 8176 transitions. [2021-11-07 00:56:34,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 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 00:56:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 6320 states and 8176 transitions. [2021-11-07 00:56:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 00:56:34,360 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:34,360 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:34,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:34,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:34,638 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:56:34,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:34,639 INFO L85 PathProgramCache]: Analyzing trace with hash 805737108, now seen corresponding path program 1 times [2021-11-07 00:56:34,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:34,642 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1514182476] [2021-11-07 00:56:34,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:34,642 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:34,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:34,644 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:34,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 00:56:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:36,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 947 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:56:36,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:36,789 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 00:56:36,790 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:36,964 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 00:56:36,965 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:36,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1514182476] [2021-11-07 00:56:36,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1514182476] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:36,965 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:36,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:56:36,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748724039] [2021-11-07 00:56:36,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:56:36,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:36,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:56:36,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:56:36,967 INFO L87 Difference]: Start difference. First operand 6320 states and 8176 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 00:56:37,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:37,485 INFO L93 Difference]: Finished difference Result 12525 states and 16228 transitions. [2021-11-07 00:56:37,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 00:56:37,486 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 25 [2021-11-07 00:56:37,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:37,594 INFO L225 Difference]: With dead ends: 12525 [2021-11-07 00:56:37,595 INFO L226 Difference]: Without dead ends: 12521 [2021-11-07 00:56:37,601 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:56:37,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12521 states. [2021-11-07 00:56:38,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12521 to 12064. [2021-11-07 00:56:38,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12064 states, 11716 states have (on average 1.3270740867190167) internal successors, (15548), 11887 states have internal predecessors, (15548), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:56:38,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12064 states to 12064 states and 15884 transitions. [2021-11-07 00:56:38,167 INFO L78 Accepts]: Start accepts. Automaton has 12064 states and 15884 transitions. Word has length 25 [2021-11-07 00:56:38,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:38,167 INFO L470 AbstractCegarLoop]: Abstraction has 12064 states and 15884 transitions. [2021-11-07 00:56:38,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 00:56:38,169 INFO L276 IsEmpty]: Start isEmpty. Operand 12064 states and 15884 transitions. [2021-11-07 00:56:38,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 00:56:38,174 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:38,174 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:38,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:38,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:38,375 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:56:38,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:38,375 INFO L85 PathProgramCache]: Analyzing trace with hash 1219702392, now seen corresponding path program 1 times [2021-11-07 00:56:38,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:38,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1388719313] [2021-11-07 00:56:38,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:38,490 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:38,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:38,491 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:38,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 00:56:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:40,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:56:40,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:40,649 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 00:56:40,649 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:40,852 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 00:56:40,852 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:40,852 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1388719313] [2021-11-07 00:56:40,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1388719313] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:40,853 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:40,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:56:40,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691462374] [2021-11-07 00:56:40,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:56:40,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:40,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:56:40,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:56:40,855 INFO L87 Difference]: Start difference. First operand 12064 states and 15884 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 00:56:41,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:41,266 INFO L93 Difference]: Finished difference Result 12064 states and 15884 transitions. [2021-11-07 00:56:41,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:56:41,267 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 27 [2021-11-07 00:56:41,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:41,308 INFO L225 Difference]: With dead ends: 12064 [2021-11-07 00:56:41,309 INFO L226 Difference]: Without dead ends: 12060 [2021-11-07 00:56:41,316 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:56:41,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12060 states. [2021-11-07 00:56:41,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12060 to 12060. [2021-11-07 00:56:41,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12060 states, 11714 states have (on average 1.326959194126686) internal successors, (15544), 11883 states have internal predecessors, (15544), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:56:41,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12060 states to 12060 states and 15880 transitions. [2021-11-07 00:56:41,974 INFO L78 Accepts]: Start accepts. Automaton has 12060 states and 15880 transitions. Word has length 27 [2021-11-07 00:56:41,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:41,974 INFO L470 AbstractCegarLoop]: Abstraction has 12060 states and 15880 transitions. [2021-11-07 00:56:41,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 00:56:41,975 INFO L276 IsEmpty]: Start isEmpty. Operand 12060 states and 15880 transitions. [2021-11-07 00:56:41,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-07 00:56:41,978 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:41,978 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:42,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:42,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:42,202 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:56:42,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:42,202 INFO L85 PathProgramCache]: Analyzing trace with hash -391617860, now seen corresponding path program 1 times [2021-11-07 00:56:42,205 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:42,205 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1672912755] [2021-11-07 00:56:42,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:42,205 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:42,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:42,207 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:42,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 00:56:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:44,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:56:44,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:44,257 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 00:56:44,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:44,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:44,493 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:44,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1672912755] [2021-11-07 00:56:44,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1672912755] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:44,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:44,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:56:44,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496872826] [2021-11-07 00:56:44,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:56:44,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:44,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:56:44,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:56:44,495 INFO L87 Difference]: Start difference. First operand 12060 states and 15880 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 00:56:44,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:44,980 INFO L93 Difference]: Finished difference Result 12060 states and 15880 transitions. [2021-11-07 00:56:44,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:56:44,980 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 29 [2021-11-07 00:56:44,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:45,016 INFO L225 Difference]: With dead ends: 12060 [2021-11-07 00:56:45,016 INFO L226 Difference]: Without dead ends: 12056 [2021-11-07 00:56:45,023 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:56:45,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12056 states. [2021-11-07 00:56:45,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12056 to 12056. [2021-11-07 00:56:45,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12056 states, 11712 states have (on average 1.326844262295082) internal successors, (15540), 11879 states have internal predecessors, (15540), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:56:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12056 states to 12056 states and 15876 transitions. [2021-11-07 00:56:45,627 INFO L78 Accepts]: Start accepts. Automaton has 12056 states and 15876 transitions. Word has length 29 [2021-11-07 00:56:45,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:45,628 INFO L470 AbstractCegarLoop]: Abstraction has 12056 states and 15876 transitions. [2021-11-07 00:56:45,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 00:56:45,629 INFO L276 IsEmpty]: Start isEmpty. Operand 12056 states and 15876 transitions. [2021-11-07 00:56:45,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-07 00:56:45,633 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:45,633 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:45,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:45,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:45,854 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:56:45,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:45,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1612814176, now seen corresponding path program 1 times [2021-11-07 00:56:45,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:45,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [618204806] [2021-11-07 00:56:45,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:45,856 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:45,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:45,857 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:45,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 00:56:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:47,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:56:47,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:47,873 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 00:56:47,874 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:48,108 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 00:56:48,109 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:48,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [618204806] [2021-11-07 00:56:48,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [618204806] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:48,109 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:48,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:56:48,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895162508] [2021-11-07 00:56:48,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:56:48,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:48,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:56:48,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:56:48,111 INFO L87 Difference]: Start difference. First operand 12056 states and 15876 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 00:56:48,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:48,586 INFO L93 Difference]: Finished difference Result 12056 states and 15876 transitions. [2021-11-07 00:56:48,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:56:48,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 31 [2021-11-07 00:56:48,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:48,623 INFO L225 Difference]: With dead ends: 12056 [2021-11-07 00:56:48,623 INFO L226 Difference]: Without dead ends: 12052 [2021-11-07 00:56:48,630 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:56:48,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12052 states. [2021-11-07 00:56:49,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12052 to 12052. [2021-11-07 00:56:49,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12052 states, 11710 states have (on average 1.326729291204099) internal successors, (15536), 11875 states have internal predecessors, (15536), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:56:49,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12052 states to 12052 states and 15872 transitions. [2021-11-07 00:56:49,384 INFO L78 Accepts]: Start accepts. Automaton has 12052 states and 15872 transitions. Word has length 31 [2021-11-07 00:56:49,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:49,385 INFO L470 AbstractCegarLoop]: Abstraction has 12052 states and 15872 transitions. [2021-11-07 00:56:49,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 00:56:49,385 INFO L276 IsEmpty]: Start isEmpty. Operand 12052 states and 15872 transitions. [2021-11-07 00:56:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 00:56:49,386 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:49,386 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:49,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:49,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:49,610 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:56:49,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:49,610 INFO L85 PathProgramCache]: Analyzing trace with hash -568314780, now seen corresponding path program 1 times [2021-11-07 00:56:49,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:49,612 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1865546246] [2021-11-07 00:56:49,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:49,613 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:49,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:49,614 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:49,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 00:56:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:51,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:56:51,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:51,699 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 00:56:51,699 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:51,933 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 00:56:51,933 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:51,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1865546246] [2021-11-07 00:56:51,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1865546246] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:51,933 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:51,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:56:51,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692722463] [2021-11-07 00:56:51,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:56:51,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:51,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:56:51,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:56:51,935 INFO L87 Difference]: Start difference. First operand 12052 states and 15872 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 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 00:56:52,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:52,413 INFO L93 Difference]: Finished difference Result 12052 states and 15872 transitions. [2021-11-07 00:56:52,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:56:52,413 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 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 33 [2021-11-07 00:56:52,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:52,442 INFO L225 Difference]: With dead ends: 12052 [2021-11-07 00:56:52,442 INFO L226 Difference]: Without dead ends: 12048 [2021-11-07 00:56:52,447 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:56:52,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12048 states. [2021-11-07 00:56:53,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12048 to 12048. [2021-11-07 00:56:53,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12048 states, 11708 states have (on average 1.326614280833618) internal successors, (15532), 11871 states have internal predecessors, (15532), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:56:53,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12048 states to 12048 states and 15868 transitions. [2021-11-07 00:56:53,047 INFO L78 Accepts]: Start accepts. Automaton has 12048 states and 15868 transitions. Word has length 33 [2021-11-07 00:56:53,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:53,048 INFO L470 AbstractCegarLoop]: Abstraction has 12048 states and 15868 transitions. [2021-11-07 00:56:53,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 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 00:56:53,048 INFO L276 IsEmpty]: Start isEmpty. Operand 12048 states and 15868 transitions. [2021-11-07 00:56:53,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 00:56:53,049 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:53,049 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:53,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:53,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:53,266 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:56:53,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:53,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1175206182, now seen corresponding path program 1 times [2021-11-07 00:56:53,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:53,268 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [99381716] [2021-11-07 00:56:53,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:53,269 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:53,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:53,271 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:53,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 00:56:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:55,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 1005 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 00:56:55,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:55,591 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 00:56:55,592 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:55,769 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 00:56:55,769 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:55,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [99381716] [2021-11-07 00:56:55,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [99381716] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:55,770 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:55,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 8 [2021-11-07 00:56:55,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556626252] [2021-11-07 00:56:55,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 00:56:55,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:55,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 00:56:55,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-07 00:56:55,772 INFO L87 Difference]: Start difference. First operand 12048 states and 15868 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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 00:56:57,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:57,822 INFO L93 Difference]: Finished difference Result 12652 states and 16481 transitions. [2021-11-07 00:56:57,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 00:56:57,826 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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 33 [2021-11-07 00:56:57,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:57,863 INFO L225 Difference]: With dead ends: 12652 [2021-11-07 00:56:57,863 INFO L226 Difference]: Without dead ends: 12486 [2021-11-07 00:56:57,869 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-11-07 00:56:57,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12486 states. [2021-11-07 00:56:58,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12486 to 12051. [2021-11-07 00:56:58,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12051 states, 11711 states have (on average 1.3265306122448979) internal successors, (15535), 11874 states have internal predecessors, (15535), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:56:58,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12051 states to 12051 states and 15871 transitions. [2021-11-07 00:56:58,576 INFO L78 Accepts]: Start accepts. Automaton has 12051 states and 15871 transitions. Word has length 33 [2021-11-07 00:56:58,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:58,576 INFO L470 AbstractCegarLoop]: Abstraction has 12051 states and 15871 transitions. [2021-11-07 00:56:58,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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 00:56:58,577 INFO L276 IsEmpty]: Start isEmpty. Operand 12051 states and 15871 transitions. [2021-11-07 00:56:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 00:56:58,578 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:58,579 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:58,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:58,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:58,802 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:56:58,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:58,802 INFO L85 PathProgramCache]: Analyzing trace with hash 521406994, now seen corresponding path program 1 times [2021-11-07 00:56:58,804 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:58,804 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [775774837] [2021-11-07 00:56:58,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:58,805 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:58,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:58,807 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:58,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 00:57:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:00,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 1012 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-07 00:57:00,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:01,544 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 00:57:01,544 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:01,819 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 00:57:01,819 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:01,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [775774837] [2021-11-07 00:57:01,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [775774837] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:01,819 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:01,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16, 16] imperfect sequences [] total 17 [2021-11-07 00:57:01,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905033122] [2021-11-07 00:57:01,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-07 00:57:01,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:01,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-07 00:57:01,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2021-11-07 00:57:01,821 INFO L87 Difference]: Start difference. First operand 12051 states and 15871 transitions. Second operand has 17 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 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 00:57:06,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:06,124 INFO L93 Difference]: Finished difference Result 12404 states and 16234 transitions. [2021-11-07 00:57:06,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-07 00:57:06,125 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 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 34 [2021-11-07 00:57:06,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:06,152 INFO L225 Difference]: With dead ends: 12404 [2021-11-07 00:57:06,153 INFO L226 Difference]: Without dead ends: 12275 [2021-11-07 00:57:06,158 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=357, Invalid=1049, Unknown=0, NotChecked=0, Total=1406 [2021-11-07 00:57:06,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12275 states. [2021-11-07 00:57:06,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12275 to 12088. [2021-11-07 00:57:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12088 states, 11748 states have (on average 1.3255022131426626) internal successors, (15572), 11911 states have internal predecessors, (15572), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:57:06,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12088 states to 12088 states and 15908 transitions. [2021-11-07 00:57:06,886 INFO L78 Accepts]: Start accepts. Automaton has 12088 states and 15908 transitions. Word has length 34 [2021-11-07 00:57:06,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:06,886 INFO L470 AbstractCegarLoop]: Abstraction has 12088 states and 15908 transitions. [2021-11-07 00:57:06,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 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 00:57:06,887 INFO L276 IsEmpty]: Start isEmpty. Operand 12088 states and 15908 transitions. [2021-11-07 00:57:06,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 00:57:06,888 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:06,888 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:06,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:07,113 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:07,114 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:07,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:07,114 INFO L85 PathProgramCache]: Analyzing trace with hash -689200696, now seen corresponding path program 1 times [2021-11-07 00:57:07,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:07,116 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [762514817] [2021-11-07 00:57:07,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:07,116 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:07,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:07,117 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:07,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 00:57:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:08,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:08,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:09,124 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 00:57:09,124 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:09,306 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 00:57:09,306 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:09,306 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [762514817] [2021-11-07 00:57:09,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [762514817] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:09,306 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:09,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:57:09,306 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580015181] [2021-11-07 00:57:09,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:09,307 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:09,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:09,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:09,308 INFO L87 Difference]: Start difference. First operand 12088 states and 15908 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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 00:57:09,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:09,750 INFO L93 Difference]: Finished difference Result 12088 states and 15908 transitions. [2021-11-07 00:57:09,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:57:09,751 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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 35 [2021-11-07 00:57:09,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:09,777 INFO L225 Difference]: With dead ends: 12088 [2021-11-07 00:57:09,778 INFO L226 Difference]: Without dead ends: 12084 [2021-11-07 00:57:09,782 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:09,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12084 states. [2021-11-07 00:57:10,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12084 to 12084. [2021-11-07 00:57:10,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12084 states, 11746 states have (on average 1.3253873659117998) internal successors, (15568), 11907 states have internal predecessors, (15568), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:57:10,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12084 states to 12084 states and 15904 transitions. [2021-11-07 00:57:10,676 INFO L78 Accepts]: Start accepts. Automaton has 12084 states and 15904 transitions. Word has length 35 [2021-11-07 00:57:10,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:10,676 INFO L470 AbstractCegarLoop]: Abstraction has 12084 states and 15904 transitions. [2021-11-07 00:57:10,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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 00:57:10,677 INFO L276 IsEmpty]: Start isEmpty. Operand 12084 states and 15904 transitions. [2021-11-07 00:57:10,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 00:57:10,677 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:10,677 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:10,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:10,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:10,894 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:10,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:10,894 INFO L85 PathProgramCache]: Analyzing trace with hash -896449621, now seen corresponding path program 1 times [2021-11-07 00:57:10,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:10,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1897052900] [2021-11-07 00:57:10,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:10,897 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:10,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:10,898 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:10,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-07 00:57:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:12,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:12,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:12,942 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 00:57:12,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:13,197 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 00:57:13,197 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:13,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1897052900] [2021-11-07 00:57:13,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1897052900] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:13,197 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:13,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:57:13,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330577925] [2021-11-07 00:57:13,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:13,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:13,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:13,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:13,199 INFO L87 Difference]: Start difference. First operand 12084 states and 15904 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 00:57:13,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:13,687 INFO L93 Difference]: Finished difference Result 12084 states and 15904 transitions. [2021-11-07 00:57:13,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:57:13,688 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 37 [2021-11-07 00:57:13,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:13,706 INFO L225 Difference]: With dead ends: 12084 [2021-11-07 00:57:13,706 INFO L226 Difference]: Without dead ends: 12080 [2021-11-07 00:57:13,710 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:13,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12080 states. [2021-11-07 00:57:14,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12080 to 12080. [2021-11-07 00:57:14,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12080 states, 11744 states have (on average 1.3252724795640327) internal successors, (15564), 11903 states have internal predecessors, (15564), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:57:14,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12080 states to 12080 states and 15900 transitions. [2021-11-07 00:57:14,582 INFO L78 Accepts]: Start accepts. Automaton has 12080 states and 15900 transitions. Word has length 37 [2021-11-07 00:57:14,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:14,583 INFO L470 AbstractCegarLoop]: Abstraction has 12080 states and 15900 transitions. [2021-11-07 00:57:14,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 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 00:57:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 12080 states and 15900 transitions. [2021-11-07 00:57:14,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-07 00:57:14,584 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:14,584 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:14,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:14,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:14,794 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:14,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:14,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1800797679, now seen corresponding path program 1 times [2021-11-07 00:57:14,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:14,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [371959749] [2021-11-07 00:57:14,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:14,796 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:14,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:14,797 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:14,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-07 00:57:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:16,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:16,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:16,929 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 00:57:16,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:17,174 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 00:57:17,174 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:17,175 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [371959749] [2021-11-07 00:57:17,175 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [371959749] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:17,175 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:17,175 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:57:17,175 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273420442] [2021-11-07 00:57:17,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:17,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:17,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:17,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:17,177 INFO L87 Difference]: Start difference. First operand 12080 states and 15900 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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 00:57:17,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:17,699 INFO L93 Difference]: Finished difference Result 12080 states and 15900 transitions. [2021-11-07 00:57:17,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:57:17,700 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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 39 [2021-11-07 00:57:17,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:17,716 INFO L225 Difference]: With dead ends: 12080 [2021-11-07 00:57:17,716 INFO L226 Difference]: Without dead ends: 12076 [2021-11-07 00:57:17,719 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:17,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12076 states. [2021-11-07 00:57:18,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12076 to 12076. [2021-11-07 00:57:18,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12076 states, 11742 states have (on average 1.3251575540793732) internal successors, (15560), 11899 states have internal predecessors, (15560), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:57:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12076 states to 12076 states and 15896 transitions. [2021-11-07 00:57:18,728 INFO L78 Accepts]: Start accepts. Automaton has 12076 states and 15896 transitions. Word has length 39 [2021-11-07 00:57:18,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:18,728 INFO L470 AbstractCegarLoop]: Abstraction has 12076 states and 15896 transitions. [2021-11-07 00:57:18,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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 00:57:18,728 INFO L276 IsEmpty]: Start isEmpty. Operand 12076 states and 15896 transitions. [2021-11-07 00:57:18,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-07 00:57:18,729 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:18,729 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:18,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:18,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:18,944 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:18,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:18,944 INFO L85 PathProgramCache]: Analyzing trace with hash -304793453, now seen corresponding path program 1 times [2021-11-07 00:57:18,946 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:18,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [960824454] [2021-11-07 00:57:18,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:18,946 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:18,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:18,948 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:18,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-07 00:57:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:20,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:20,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:21,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:21,102 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:21,340 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 00:57:21,340 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:21,340 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [960824454] [2021-11-07 00:57:21,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [960824454] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:21,341 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:21,341 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:57:21,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307884750] [2021-11-07 00:57:21,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:21,341 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:21,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:21,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:21,342 INFO L87 Difference]: Start difference. First operand 12076 states and 15896 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 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 00:57:21,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:21,896 INFO L93 Difference]: Finished difference Result 12076 states and 15896 transitions. [2021-11-07 00:57:21,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:57:21,897 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 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 41 [2021-11-07 00:57:21,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:21,913 INFO L225 Difference]: With dead ends: 12076 [2021-11-07 00:57:21,913 INFO L226 Difference]: Without dead ends: 12072 [2021-11-07 00:57:21,916 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:21,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12072 states. [2021-11-07 00:57:22,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12072 to 12072. [2021-11-07 00:57:22,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12072 states, 11740 states have (on average 1.3250425894378195) internal successors, (15556), 11895 states have internal predecessors, (15556), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:57:22,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12072 states to 12072 states and 15892 transitions. [2021-11-07 00:57:22,612 INFO L78 Accepts]: Start accepts. Automaton has 12072 states and 15892 transitions. Word has length 41 [2021-11-07 00:57:22,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:22,612 INFO L470 AbstractCegarLoop]: Abstraction has 12072 states and 15892 transitions. [2021-11-07 00:57:22,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 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 00:57:22,612 INFO L276 IsEmpty]: Start isEmpty. Operand 12072 states and 15892 transitions. [2021-11-07 00:57:22,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-07 00:57:22,613 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:22,613 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:22,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:22,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:22,814 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:22,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:22,814 INFO L85 PathProgramCache]: Analyzing trace with hash -848274537, now seen corresponding path program 1 times [2021-11-07 00:57:22,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:22,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2016389279] [2021-11-07 00:57:22,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:22,816 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:22,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:22,817 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:22,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-07 00:57:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:24,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:24,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:24,963 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 00:57:24,963 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:25,205 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 00:57:25,205 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:25,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2016389279] [2021-11-07 00:57:25,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2016389279] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:25,206 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:25,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:57:25,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459225291] [2021-11-07 00:57:25,206 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:25,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:25,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:25,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:25,208 INFO L87 Difference]: Start difference. First operand 12072 states and 15892 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 00:57:25,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:25,815 INFO L93 Difference]: Finished difference Result 12072 states and 15892 transitions. [2021-11-07 00:57:25,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:57:25,815 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 43 [2021-11-07 00:57:25,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:25,828 INFO L225 Difference]: With dead ends: 12072 [2021-11-07 00:57:25,829 INFO L226 Difference]: Without dead ends: 12068 [2021-11-07 00:57:25,831 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:25,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12068 states. [2021-11-07 00:57:26,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12068 to 12068. [2021-11-07 00:57:26,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12068 states, 11738 states have (on average 1.3249275856193559) internal successors, (15552), 11891 states have internal predecessors, (15552), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:57:26,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12068 states to 12068 states and 15888 transitions. [2021-11-07 00:57:26,613 INFO L78 Accepts]: Start accepts. Automaton has 12068 states and 15888 transitions. Word has length 43 [2021-11-07 00:57:26,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:26,613 INFO L470 AbstractCegarLoop]: Abstraction has 12068 states and 15888 transitions. [2021-11-07 00:57:26,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 00:57:26,614 INFO L276 IsEmpty]: Start isEmpty. Operand 12068 states and 15888 transitions. [2021-11-07 00:57:26,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-07 00:57:26,615 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:26,615 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:26,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:26,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:26,820 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:26,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:26,820 INFO L85 PathProgramCache]: Analyzing trace with hash 852414203, now seen corresponding path program 1 times [2021-11-07 00:57:26,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:26,822 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [555650912] [2021-11-07 00:57:26,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:26,822 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:26,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:26,823 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:26,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-07 00:57:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:28,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:28,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:29,033 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 00:57:29,033 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:29,299 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 00:57:29,299 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:29,299 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [555650912] [2021-11-07 00:57:29,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [555650912] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:29,300 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:29,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:57:29,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771910482] [2021-11-07 00:57:29,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:29,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:29,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:29,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:29,301 INFO L87 Difference]: Start difference. First operand 12068 states and 15888 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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 00:57:29,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:29,954 INFO L93 Difference]: Finished difference Result 12068 states and 15888 transitions. [2021-11-07 00:57:29,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:57:29,955 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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 45 [2021-11-07 00:57:29,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:29,968 INFO L225 Difference]: With dead ends: 12068 [2021-11-07 00:57:29,969 INFO L226 Difference]: Without dead ends: 12064 [2021-11-07 00:57:29,971 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:29,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12064 states. [2021-11-07 00:57:30,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12064 to 12064. [2021-11-07 00:57:30,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12064 states, 11736 states have (on average 1.3248125426039536) internal successors, (15548), 11887 states have internal predecessors, (15548), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:57:30,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12064 states to 12064 states and 15884 transitions. [2021-11-07 00:57:30,616 INFO L78 Accepts]: Start accepts. Automaton has 12064 states and 15884 transitions. Word has length 45 [2021-11-07 00:57:30,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:30,616 INFO L470 AbstractCegarLoop]: Abstraction has 12064 states and 15884 transitions. [2021-11-07 00:57:30,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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 00:57:30,616 INFO L276 IsEmpty]: Start isEmpty. Operand 12064 states and 15884 transitions. [2021-11-07 00:57:30,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-07 00:57:30,617 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:30,617 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:30,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:30,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:30,817 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:30,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:30,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1168246081, now seen corresponding path program 1 times [2021-11-07 00:57:30,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:30,819 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1334152513] [2021-11-07 00:57:30,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:30,820 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:30,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:30,821 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:30,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-07 00:57:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:32,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 980 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:32,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:32,994 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 00:57:32,995 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:33,270 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 00:57:33,271 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:33,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1334152513] [2021-11-07 00:57:33,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1334152513] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:33,271 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:33,271 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:57:33,272 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801225246] [2021-11-07 00:57:33,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:33,272 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:33,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:33,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:33,274 INFO L87 Difference]: Start difference. First operand 12064 states and 15884 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 00:57:33,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:33,872 INFO L93 Difference]: Finished difference Result 12064 states and 15884 transitions. [2021-11-07 00:57:33,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:57:33,873 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 47 [2021-11-07 00:57:33,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:33,893 INFO L225 Difference]: With dead ends: 12064 [2021-11-07 00:57:33,893 INFO L226 Difference]: Without dead ends: 12060 [2021-11-07 00:57:33,897 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:33,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12060 states. [2021-11-07 00:57:34,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12060 to 12060. [2021-11-07 00:57:34,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12060 states, 11734 states have (on average 1.3246974603715698) internal successors, (15544), 11883 states have internal predecessors, (15544), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2021-11-07 00:57:34,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12060 states to 12060 states and 15880 transitions. [2021-11-07 00:57:34,613 INFO L78 Accepts]: Start accepts. Automaton has 12060 states and 15880 transitions. Word has length 47 [2021-11-07 00:57:34,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:34,614 INFO L470 AbstractCegarLoop]: Abstraction has 12060 states and 15880 transitions. [2021-11-07 00:57:34,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 00:57:34,614 INFO L276 IsEmpty]: Start isEmpty. Operand 12060 states and 15880 transitions. [2021-11-07 00:57:34,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-07 00:57:34,614 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:34,614 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:34,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:34,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:34,830 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:34,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:34,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1697560861, now seen corresponding path program 1 times [2021-11-07 00:57:34,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:34,832 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [15391183] [2021-11-07 00:57:34,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:34,833 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:34,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:34,834 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:34,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-07 00:57:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:36,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:36,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:37,063 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 00:57:37,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:37,660 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 00:57:37,661 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:37,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [15391183] [2021-11-07 00:57:37,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [15391183] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:37,661 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:37,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-11-07 00:57:37,664 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660999037] [2021-11-07 00:57:37,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 00:57:37,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:37,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 00:57:37,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:37,666 INFO L87 Difference]: Start difference. First operand 12060 states and 15880 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 5 states have internal predecessors, (97), 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 00:57:39,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:39,211 INFO L93 Difference]: Finished difference Result 17980 states and 23615 transitions. [2021-11-07 00:57:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 00:57:39,211 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 5 states have internal predecessors, (97), 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 49 [2021-11-07 00:57:39,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:39,233 INFO L225 Difference]: With dead ends: 17980 [2021-11-07 00:57:39,233 INFO L226 Difference]: Without dead ends: 17976 [2021-11-07 00:57:39,237 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-07 00:57:39,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17976 states. [2021-11-07 00:57:40,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17976 to 17664. [2021-11-07 00:57:40,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17664 states, 17251 states have (on average 1.3270535041446874) internal successors, (22893), 17399 states have internal predecessors, (22893), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:57:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17664 states to 17664 states and 23397 transitions. [2021-11-07 00:57:40,277 INFO L78 Accepts]: Start accepts. Automaton has 17664 states and 23397 transitions. Word has length 49 [2021-11-07 00:57:40,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:40,278 INFO L470 AbstractCegarLoop]: Abstraction has 17664 states and 23397 transitions. [2021-11-07 00:57:40,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 5 states have internal predecessors, (97), 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 00:57:40,278 INFO L276 IsEmpty]: Start isEmpty. Operand 17664 states and 23397 transitions. [2021-11-07 00:57:40,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-07 00:57:40,279 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:40,279 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:40,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:40,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:40,488 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:40,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:40,489 INFO L85 PathProgramCache]: Analyzing trace with hash 732044135, now seen corresponding path program 1 times [2021-11-07 00:57:40,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:40,490 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1452111744] [2021-11-07 00:57:40,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:40,490 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:40,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:40,491 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:40,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-07 00:57:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:42,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 986 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:42,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:42,709 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 00:57:42,709 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:42,982 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 00:57:42,983 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:42,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1452111744] [2021-11-07 00:57:42,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1452111744] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:42,983 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:42,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:57:42,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063491179] [2021-11-07 00:57:42,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:42,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:42,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:42,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:42,985 INFO L87 Difference]: Start difference. First operand 17664 states and 23397 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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 00:57:43,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:43,982 INFO L93 Difference]: Finished difference Result 17664 states and 23397 transitions. [2021-11-07 00:57:43,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:57:43,982 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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 51 [2021-11-07 00:57:43,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:44,005 INFO L225 Difference]: With dead ends: 17664 [2021-11-07 00:57:44,005 INFO L226 Difference]: Without dead ends: 17660 [2021-11-07 00:57:44,009 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 96 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:44,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17660 states. [2021-11-07 00:57:45,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17660 to 17660. [2021-11-07 00:57:45,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17660 states, 17249 states have (on average 1.326975476839237) internal successors, (22889), 17395 states have internal predecessors, (22889), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:57:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17660 states to 17660 states and 23393 transitions. [2021-11-07 00:57:45,107 INFO L78 Accepts]: Start accepts. Automaton has 17660 states and 23393 transitions. Word has length 51 [2021-11-07 00:57:45,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:45,108 INFO L470 AbstractCegarLoop]: Abstraction has 17660 states and 23393 transitions. [2021-11-07 00:57:45,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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 00:57:45,108 INFO L276 IsEmpty]: Start isEmpty. Operand 17660 states and 23393 transitions. [2021-11-07 00:57:45,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-07 00:57:45,109 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:45,109 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:45,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:45,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:45,309 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:45,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:45,310 INFO L85 PathProgramCache]: Analyzing trace with hash 564740452, now seen corresponding path program 1 times [2021-11-07 00:57:45,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:45,311 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1788976150] [2021-11-07 00:57:45,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:45,312 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:45,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:45,312 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:45,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-07 00:57:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:47,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:57:47,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:47,890 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 00:57:47,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:48,262 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 00:57:48,263 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:48,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1788976150] [2021-11-07 00:57:48,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1788976150] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:48,263 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:48,263 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 00:57:48,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246387655] [2021-11-07 00:57:48,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:57:48,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:48,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:57:48,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:57:48,265 INFO L87 Difference]: Start difference. First operand 17660 states and 23393 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 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 00:57:50,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:50,357 INFO L93 Difference]: Finished difference Result 34264 states and 45643 transitions. [2021-11-07 00:57:50,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:57:50,358 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 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 52 [2021-11-07 00:57:50,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:50,411 INFO L225 Difference]: With dead ends: 34264 [2021-11-07 00:57:50,411 INFO L226 Difference]: Without dead ends: 16652 [2021-11-07 00:57:50,464 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:57:50,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16652 states. [2021-11-07 00:57:51,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16652 to 16652. [2021-11-07 00:57:52,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16652 states, 16241 states have (on average 1.270057262483837) internal successors, (20627), 16387 states have internal predecessors, (20627), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:57:52,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16652 states to 16652 states and 21131 transitions. [2021-11-07 00:57:52,044 INFO L78 Accepts]: Start accepts. Automaton has 16652 states and 21131 transitions. Word has length 52 [2021-11-07 00:57:52,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:52,045 INFO L470 AbstractCegarLoop]: Abstraction has 16652 states and 21131 transitions. [2021-11-07 00:57:52,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 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 00:57:52,045 INFO L276 IsEmpty]: Start isEmpty. Operand 16652 states and 21131 transitions. [2021-11-07 00:57:52,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-07 00:57:52,046 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:52,046 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:52,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:52,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:52,262 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:52,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:52,262 INFO L85 PathProgramCache]: Analyzing trace with hash 564800034, now seen corresponding path program 1 times [2021-11-07 00:57:52,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:52,264 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [785636678] [2021-11-07 00:57:52,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:52,264 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:52,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:52,265 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:52,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-07 00:57:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:54,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:54,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:55,149 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 00:57:55,149 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:55,461 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 00:57:55,461 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:55,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [785636678] [2021-11-07 00:57:55,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [785636678] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:55,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:55,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:57:55,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129706892] [2021-11-07 00:57:55,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:55,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:55,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:55,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:55,463 INFO L87 Difference]: Start difference. First operand 16652 states and 21131 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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 00:57:57,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:57,436 INFO L93 Difference]: Finished difference Result 18683 states and 23539 transitions. [2021-11-07 00:57:57,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 00:57:57,437 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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 52 [2021-11-07 00:57:57,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:57,477 INFO L225 Difference]: With dead ends: 18683 [2021-11-07 00:57:57,477 INFO L226 Difference]: Without dead ends: 18671 [2021-11-07 00:57:57,482 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-07 00:57:57,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18671 states. [2021-11-07 00:57:59,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18671 to 16640. [2021-11-07 00:57:59,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16640 states, 16235 states have (on average 1.2686787804126887) internal successors, (20597), 16375 states have internal predecessors, (20597), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:57:59,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16640 states to 16640 states and 21101 transitions. [2021-11-07 00:57:59,126 INFO L78 Accepts]: Start accepts. Automaton has 16640 states and 21101 transitions. Word has length 52 [2021-11-07 00:57:59,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:59,126 INFO L470 AbstractCegarLoop]: Abstraction has 16640 states and 21101 transitions. [2021-11-07 00:57:59,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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 00:57:59,127 INFO L276 IsEmpty]: Start isEmpty. Operand 16640 states and 21101 transitions. [2021-11-07 00:57:59,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-07 00:57:59,127 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:59,127 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:59,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:59,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:59,338 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:57:59,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:59,338 INFO L85 PathProgramCache]: Analyzing trace with hash -879763381, now seen corresponding path program 1 times [2021-11-07 00:57:59,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:59,340 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1476470930] [2021-11-07 00:57:59,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:59,341 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:59,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:59,342 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:59,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-07 00:58:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:01,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 989 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:58:01,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:58:02,098 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 00:58:02,098 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:58:02,425 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 00:58:02,425 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:58:02,427 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1476470930] [2021-11-07 00:58:02,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1476470930] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:02,427 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:02,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:58:02,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765112684] [2021-11-07 00:58:02,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:58:02,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:58:02,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:58:02,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:58:02,429 INFO L87 Difference]: Start difference. First operand 16640 states and 21101 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 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 00:58:03,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:03,841 INFO L93 Difference]: Finished difference Result 16640 states and 21101 transitions. [2021-11-07 00:58:03,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:58:03,844 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 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 53 [2021-11-07 00:58:03,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:03,877 INFO L225 Difference]: With dead ends: 16640 [2021-11-07 00:58:03,878 INFO L226 Difference]: Without dead ends: 16636 [2021-11-07 00:58:03,884 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:58:03,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16636 states. [2021-11-07 00:58:05,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16636 to 16636. [2021-11-07 00:58:05,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16636 states, 16233 states have (on average 1.2685886773855726) internal successors, (20593), 16371 states have internal predecessors, (20593), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:58:05,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16636 states to 16636 states and 21097 transitions. [2021-11-07 00:58:05,496 INFO L78 Accepts]: Start accepts. Automaton has 16636 states and 21097 transitions. Word has length 53 [2021-11-07 00:58:05,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:05,496 INFO L470 AbstractCegarLoop]: Abstraction has 16636 states and 21097 transitions. [2021-11-07 00:58:05,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 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 00:58:05,497 INFO L276 IsEmpty]: Start isEmpty. Operand 16636 states and 21097 transitions. [2021-11-07 00:58:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-07 00:58:05,497 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:05,497 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:05,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-07 00:58:05,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:58:05,698 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:58:05,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:05,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1809686087, now seen corresponding path program 1 times [2021-11-07 00:58:05,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:58:05,701 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1766224700] [2021-11-07 00:58:05,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:05,702 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:58:05,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:58:05,704 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:58:05,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-07 00:58:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:08,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 1151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:58:08,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:58:08,644 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 00:58:08,644 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:58:08,940 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 00:58:08,940 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:58:08,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1766224700] [2021-11-07 00:58:08,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1766224700] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:08,941 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:08,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 00:58:08,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222256912] [2021-11-07 00:58:08,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:58:08,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:58:08,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:58:08,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:58:08,942 INFO L87 Difference]: Start difference. First operand 16636 states and 21097 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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 00:58:12,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:12,245 INFO L93 Difference]: Finished difference Result 34172 states and 43199 transitions. [2021-11-07 00:58:12,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 00:58:12,245 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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 53 [2021-11-07 00:58:12,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:12,274 INFO L225 Difference]: With dead ends: 34172 [2021-11-07 00:58:12,274 INFO L226 Difference]: Without dead ends: 17584 [2021-11-07 00:58:12,304 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 00:58:12,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17584 states. [2021-11-07 00:58:14,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17584 to 16636. [2021-11-07 00:58:14,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16636 states, 16233 states have (on average 1.2611963284667036) internal successors, (20473), 16371 states have internal predecessors, (20473), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:58:14,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16636 states to 16636 states and 20977 transitions. [2021-11-07 00:58:14,168 INFO L78 Accepts]: Start accepts. Automaton has 16636 states and 20977 transitions. Word has length 53 [2021-11-07 00:58:14,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:14,169 INFO L470 AbstractCegarLoop]: Abstraction has 16636 states and 20977 transitions. [2021-11-07 00:58:14,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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 00:58:14,169 INFO L276 IsEmpty]: Start isEmpty. Operand 16636 states and 20977 transitions. [2021-11-07 00:58:14,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-07 00:58:14,170 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:14,170 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:14,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-07 00:58:14,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:58:14,394 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:58:14,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:14,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1809626505, now seen corresponding path program 1 times [2021-11-07 00:58:14,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:58:14,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1095821397] [2021-11-07 00:58:14,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:14,397 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:58:14,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:58:14,398 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:58:14,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-07 00:58:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:17,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 1151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:58:17,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:58:17,219 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 00:58:17,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:58:17,346 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 00:58:17,347 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:58:17,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1095821397] [2021-11-07 00:58:17,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1095821397] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:17,347 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:17,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 00:58:17,347 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862240358] [2021-11-07 00:58:17,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 00:58:17,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:58:17,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 00:58:17,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:58:17,348 INFO L87 Difference]: Start difference. First operand 16636 states and 20977 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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 00:58:20,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:20,381 INFO L93 Difference]: Finished difference Result 17608 states and 22057 transitions. [2021-11-07 00:58:20,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 00:58:20,382 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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 53 [2021-11-07 00:58:20,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:20,413 INFO L225 Difference]: With dead ends: 17608 [2021-11-07 00:58:20,413 INFO L226 Difference]: Without dead ends: 17568 [2021-11-07 00:58:20,420 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 00:58:20,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17568 states. [2021-11-07 00:58:22,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17568 to 16596. [2021-11-07 00:58:22,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16596 states, 16213 states have (on average 1.2541170665515327) internal successors, (20333), 16331 states have internal predecessors, (20333), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:58:22,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16596 states to 16596 states and 20837 transitions. [2021-11-07 00:58:22,132 INFO L78 Accepts]: Start accepts. Automaton has 16596 states and 20837 transitions. Word has length 53 [2021-11-07 00:58:22,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:22,133 INFO L470 AbstractCegarLoop]: Abstraction has 16596 states and 20837 transitions. [2021-11-07 00:58:22,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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 00:58:22,133 INFO L276 IsEmpty]: Start isEmpty. Operand 16596 states and 20837 transitions. [2021-11-07 00:58:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-07 00:58:22,134 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:22,134 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:22,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2021-11-07 00:58:22,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:58:22,334 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:58:22,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:22,335 INFO L85 PathProgramCache]: Analyzing trace with hash 656407951, now seen corresponding path program 1 times [2021-11-07 00:58:22,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:58:22,336 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [640893120] [2021-11-07 00:58:22,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:22,336 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:58:22,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:58:22,337 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:58:22,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-07 00:58:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:24,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:58:24,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:58:24,955 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 00:58:24,955 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:58:25,270 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 00:58:25,271 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:58:25,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [640893120] [2021-11-07 00:58:25,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [640893120] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:25,271 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:25,272 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:58:25,272 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114892474] [2021-11-07 00:58:25,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:58:25,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:58:25,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:58:25,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:58:25,273 INFO L87 Difference]: Start difference. First operand 16596 states and 20837 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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 00:58:27,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:27,048 INFO L93 Difference]: Finished difference Result 16596 states and 20837 transitions. [2021-11-07 00:58:27,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:58:27,048 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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 55 [2021-11-07 00:58:27,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:27,084 INFO L225 Difference]: With dead ends: 16596 [2021-11-07 00:58:27,084 INFO L226 Difference]: Without dead ends: 16592 [2021-11-07 00:58:27,091 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:58:27,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16592 states. [2021-11-07 00:58:28,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16592 to 16592. [2021-11-07 00:58:28,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16592 states, 16211 states have (on average 1.2540250447227193) internal successors, (20329), 16327 states have internal predecessors, (20329), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:58:28,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16592 states to 16592 states and 20833 transitions. [2021-11-07 00:58:28,899 INFO L78 Accepts]: Start accepts. Automaton has 16592 states and 20833 transitions. Word has length 55 [2021-11-07 00:58:28,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:28,899 INFO L470 AbstractCegarLoop]: Abstraction has 16592 states and 20833 transitions. [2021-11-07 00:58:28,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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 00:58:28,900 INFO L276 IsEmpty]: Start isEmpty. Operand 16592 states and 20833 transitions. [2021-11-07 00:58:28,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-07 00:58:28,900 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:28,900 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:28,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-07 00:58:29,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:58:29,101 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:58:29,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:29,102 INFO L85 PathProgramCache]: Analyzing trace with hash -149464767, now seen corresponding path program 1 times [2021-11-07 00:58:29,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:58:29,104 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1321662971] [2021-11-07 00:58:29,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:29,104 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:58:29,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:58:29,105 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:58:29,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-07 00:58:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:31,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 1157 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:58:31,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:58:31,968 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 00:58:31,968 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:58:32,276 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 00:58:32,276 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:58:32,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1321662971] [2021-11-07 00:58:32,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1321662971] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:32,277 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:32,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 00:58:32,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513677327] [2021-11-07 00:58:32,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:58:32,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:58:32,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:58:32,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:58:32,279 INFO L87 Difference]: Start difference. First operand 16592 states and 20833 transitions. Second operand has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 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 00:58:34,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:34,282 INFO L93 Difference]: Finished difference Result 32976 states and 41355 transitions. [2021-11-07 00:58:34,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:58:34,282 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 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 56 [2021-11-07 00:58:34,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:34,307 INFO L225 Difference]: With dead ends: 32976 [2021-11-07 00:58:34,307 INFO L226 Difference]: Without dead ends: 16432 [2021-11-07 00:58:34,327 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:58:34,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16432 states. [2021-11-07 00:58:36,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16432 to 16432. [2021-11-07 00:58:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16432 states, 16071 states have (on average 1.2413042125567793) internal successors, (19949), 16167 states have internal predecessors, (19949), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:58:36,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16432 states to 16432 states and 20453 transitions. [2021-11-07 00:58:36,111 INFO L78 Accepts]: Start accepts. Automaton has 16432 states and 20453 transitions. Word has length 56 [2021-11-07 00:58:36,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:36,111 INFO L470 AbstractCegarLoop]: Abstraction has 16432 states and 20453 transitions. [2021-11-07 00:58:36,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 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 00:58:36,111 INFO L276 IsEmpty]: Start isEmpty. Operand 16432 states and 20453 transitions. [2021-11-07 00:58:36,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 00:58:36,112 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:36,112 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:36,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2021-11-07 00:58:36,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:58:36,316 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:58:36,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:36,317 INFO L85 PathProgramCache]: Analyzing trace with hash -551691469, now seen corresponding path program 1 times [2021-11-07 00:58:36,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:58:36,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [347282955] [2021-11-07 00:58:36,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:36,320 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:58:36,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:58:36,321 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:58:36,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2021-11-07 00:58:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:38,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 995 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:58:38,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:58:39,033 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 00:58:39,033 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:58:39,367 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 00:58:39,367 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:58:39,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [347282955] [2021-11-07 00:58:39,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [347282955] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:39,367 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:39,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:58:39,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120961502] [2021-11-07 00:58:39,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:58:39,368 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:58:39,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:58:39,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:58:39,369 INFO L87 Difference]: Start difference. First operand 16432 states and 20453 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 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 00:58:41,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:41,293 INFO L93 Difference]: Finished difference Result 16432 states and 20453 transitions. [2021-11-07 00:58:41,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:58:41,293 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 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 57 [2021-11-07 00:58:41,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:41,317 INFO L225 Difference]: With dead ends: 16432 [2021-11-07 00:58:41,317 INFO L226 Difference]: Without dead ends: 16428 [2021-11-07 00:58:41,322 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:58:41,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16428 states. [2021-11-07 00:58:43,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16428 to 16428. [2021-11-07 00:58:43,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16428 states, 16069 states have (on average 1.2412097828116249) internal successors, (19945), 16163 states have internal predecessors, (19945), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:58:43,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16428 states to 16428 states and 20449 transitions. [2021-11-07 00:58:43,168 INFO L78 Accepts]: Start accepts. Automaton has 16428 states and 20449 transitions. Word has length 57 [2021-11-07 00:58:43,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:43,169 INFO L470 AbstractCegarLoop]: Abstraction has 16428 states and 20449 transitions. [2021-11-07 00:58:43,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 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 00:58:43,169 INFO L276 IsEmpty]: Start isEmpty. Operand 16428 states and 20449 transitions. [2021-11-07 00:58:43,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-07 00:58:43,169 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:43,170 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:43,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2021-11-07 00:58:43,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:58:43,370 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:58:43,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:43,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1068403434, now seen corresponding path program 1 times [2021-11-07 00:58:43,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:58:43,373 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1510248365] [2021-11-07 00:58:43,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:43,373 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:58:43,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:58:43,375 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:58:43,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-11-07 00:58:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:45,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 1163 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:58:45,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:58:46,091 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 00:58:46,092 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:58:46,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:58:46,273 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:58:46,273 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1510248365] [2021-11-07 00:58:46,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1510248365] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:46,273 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:46,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 00:58:46,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901421758] [2021-11-07 00:58:46,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 00:58:46,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:58:46,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 00:58:46,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:58:46,275 INFO L87 Difference]: Start difference. First operand 16428 states and 20449 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 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 00:58:54,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:54,013 INFO L93 Difference]: Finished difference Result 27084 states and 33673 transitions. [2021-11-07 00:58:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 00:58:54,020 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 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 58 [2021-11-07 00:58:54,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:54,060 INFO L225 Difference]: With dead ends: 27084 [2021-11-07 00:58:54,061 INFO L226 Difference]: Without dead ends: 27072 [2021-11-07 00:58:54,065 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-07 00:58:54,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27072 states. [2021-11-07 00:58:56,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27072 to 16416. [2021-11-07 00:58:56,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16416 states, 16063 states have (on average 1.239743509929652) internal successors, (19914), 16151 states have internal predecessors, (19914), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:58:56,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16416 states to 16416 states and 20418 transitions. [2021-11-07 00:58:56,380 INFO L78 Accepts]: Start accepts. Automaton has 16416 states and 20418 transitions. Word has length 58 [2021-11-07 00:58:56,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:56,380 INFO L470 AbstractCegarLoop]: Abstraction has 16416 states and 20418 transitions. [2021-11-07 00:58:56,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 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 00:58:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 16416 states and 20418 transitions. [2021-11-07 00:58:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-07 00:58:56,381 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:56,381 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:56,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2021-11-07 00:58:56,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:58:56,606 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:58:56,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:56,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1894063817, now seen corresponding path program 1 times [2021-11-07 00:58:56,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:58:56,608 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2019285101] [2021-11-07 00:58:56,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:56,608 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:58:56,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:58:56,609 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:58:56,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-07 00:58:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:58,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:58:58,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:58:59,420 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 00:58:59,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:58:59,807 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 00:58:59,807 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:58:59,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2019285101] [2021-11-07 00:58:59,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2019285101] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:59,807 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:59,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:58:59,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273783216] [2021-11-07 00:58:59,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:58:59,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:58:59,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:58:59,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:58:59,808 INFO L87 Difference]: Start difference. First operand 16416 states and 20418 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 00:59:01,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:59:01,830 INFO L93 Difference]: Finished difference Result 16416 states and 20418 transitions. [2021-11-07 00:59:01,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:59:01,830 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 59 [2021-11-07 00:59:01,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:59:01,850 INFO L225 Difference]: With dead ends: 16416 [2021-11-07 00:59:01,850 INFO L226 Difference]: Without dead ends: 16412 [2021-11-07 00:59:01,855 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:59:01,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16412 states. [2021-11-07 00:59:03,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16412 to 16412. [2021-11-07 00:59:03,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16412 states, 16061 states have (on average 1.2396488388020672) internal successors, (19910), 16147 states have internal predecessors, (19910), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:59:03,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16412 states to 16412 states and 20414 transitions. [2021-11-07 00:59:03,906 INFO L78 Accepts]: Start accepts. Automaton has 16412 states and 20414 transitions. Word has length 59 [2021-11-07 00:59:03,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:59:03,907 INFO L470 AbstractCegarLoop]: Abstraction has 16412 states and 20414 transitions. [2021-11-07 00:59:03,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 00:59:03,907 INFO L276 IsEmpty]: Start isEmpty. Operand 16412 states and 20414 transitions. [2021-11-07 00:59:03,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-07 00:59:03,908 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:59:03,908 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:59:03,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2021-11-07 00:59:04,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:59:04,108 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:59:04,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:59:04,109 INFO L85 PathProgramCache]: Analyzing trace with hash 871266203, now seen corresponding path program 1 times [2021-11-07 00:59:04,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:59:04,111 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1411520671] [2021-11-07 00:59:04,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:04,111 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:59:04,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:59:04,112 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:59:04,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2021-11-07 00:59:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:59:06,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 1001 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:59:06,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:59:06,846 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 00:59:06,846 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:59:07,195 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 00:59:07,195 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:59:07,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1411520671] [2021-11-07 00:59:07,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1411520671] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:59:07,195 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:59:07,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:59:07,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378279312] [2021-11-07 00:59:07,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:59:07,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:59:07,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:59:07,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:59:07,196 INFO L87 Difference]: Start difference. First operand 16412 states and 20414 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 00:59:09,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:59:09,231 INFO L93 Difference]: Finished difference Result 16412 states and 20414 transitions. [2021-11-07 00:59:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:59:09,232 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 61 [2021-11-07 00:59:09,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:59:09,262 INFO L225 Difference]: With dead ends: 16412 [2021-11-07 00:59:09,262 INFO L226 Difference]: Without dead ends: 16304 [2021-11-07 00:59:09,267 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:59:09,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16304 states. [2021-11-07 00:59:11,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16304 to 16304. [2021-11-07 00:59:11,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16304 states, 15955 states have (on average 1.2406769037919148) internal successors, (19795), 16039 states have internal predecessors, (19795), 252 states have call successors, (252), 12 states have call predecessors, (252), 12 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2021-11-07 00:59:11,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16304 states to 16304 states and 20299 transitions. [2021-11-07 00:59:11,329 INFO L78 Accepts]: Start accepts. Automaton has 16304 states and 20299 transitions. Word has length 61 [2021-11-07 00:59:11,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:59:11,329 INFO L470 AbstractCegarLoop]: Abstraction has 16304 states and 20299 transitions. [2021-11-07 00:59:11,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 00:59:11,330 INFO L276 IsEmpty]: Start isEmpty. Operand 16304 states and 20299 transitions. [2021-11-07 00:59:11,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-07 00:59:11,330 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:59:11,331 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:59:11,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2021-11-07 00:59:11,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:59:11,531 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION === [msb_resetErr0ASSERT_VIOLATIONERROR_FUNCTION, msb_switch_to_parallelErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 171 more)] === [2021-11-07 00:59:11,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:59:11,532 INFO L85 PathProgramCache]: Analyzing trace with hash 642058568, now seen corresponding path program 1 times [2021-11-07 00:59:11,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:59:11,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1859992994] [2021-11-07 00:59:11,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:59:11,534 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:59:11,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:59:11,534 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:59:11,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bbfa39c-396c-4d74-9807-94226b010711/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2021-11-07 01:04:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 01:04:30,010 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.