./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs --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 987c01adcb7e83da65734969107591cd88279bac327d4cf4f8b6555378a800e7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:00:46,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:00:46,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:00:46,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:00:46,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:00:46,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:00:46,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:00:46,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:00:46,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:00:46,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:00:46,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:00:46,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:00:46,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:00:46,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:00:46,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:00:46,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:00:46,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:00:46,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:00:46,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:00:46,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:00:46,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:00:46,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:00:46,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:00:46,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:00:46,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:00:46,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:00:46,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:00:46,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:00:46,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:00:46,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:00:46,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:00:46,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:00:46,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:00:46,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:00:46,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:00:46,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:00:46,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:00:46,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:00:46,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:00:46,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:00:46,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:00:46,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 14:00:46,516 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:00:46,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:00:46,518 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:00:46,518 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:00:46,518 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:00:46,519 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:00:46,519 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:00:46,519 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:00:46,520 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:00:46,520 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:00:46,520 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:00:46,520 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:00:46,521 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:00:46,521 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:00:46,521 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:00:46,522 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:00:46,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:00:46,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:00:46,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:00:46,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:00:46,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:00:46,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:00:46,524 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:00:46,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:00:46,525 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:00:46,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:00:46,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:00:46,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:00:46,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:00:46,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:00:46,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:00:46,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:00:46,527 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:00:46,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:00:46,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:00:46,528 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:00:46,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:00:46,528 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_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 987c01adcb7e83da65734969107591cd88279bac327d4cf4f8b6555378a800e7 [2021-11-19 14:00:46,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:00:46,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:00:46,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:00:46,891 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:00:46,892 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:00:46,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i [2021-11-19 14:00:46,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/data/137e3dc8b/ef19b4ca8c3842f4aec95aefab33ca7b/FLAG29c69f1a7 [2021-11-19 14:00:48,284 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:00:48,285 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i [2021-11-19 14:00:48,401 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/data/137e3dc8b/ef19b4ca8c3842f4aec95aefab33ca7b/FLAG29c69f1a7 [2021-11-19 14:00:48,810 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/data/137e3dc8b/ef19b4ca8c3842f4aec95aefab33ca7b [2021-11-19 14:00:48,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:00:48,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:00:48,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:00:48,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:00:48,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:00:48,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:00:48" (1/1) ... [2021-11-19 14:00:48,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f490e2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:48, skipping insertion in model container [2021-11-19 14:00:48,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:00:48" (1/1) ... [2021-11-19 14:00:48,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:00:49,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:00:52,249 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,733 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,743 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,832 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,834 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,836 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,851 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,854 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,904 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,933 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,935 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,960 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,972 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:52,985 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,011 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,035 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,096 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,097 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,098 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,110 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,126 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,128 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,130 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,131 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,132 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,156 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,166 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,168 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,169 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,175 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,177 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,179 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,181 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,182 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,183 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,240 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,308 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,310 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,331 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,338 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,444 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,457 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,543 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,561 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,563 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,568 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,616 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,675 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,676 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,676 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,677 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,677 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,677 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,681 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,683 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,684 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,685 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,691 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,879 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,897 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:53,914 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:54,164 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:54,199 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:54,225 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:54,323 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:54,936 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:54,946 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:54,956 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,053 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,158 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,398 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,755 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,756 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,761 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,761 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,762 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,763 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,774 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,775 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,775 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,776 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,835 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,836 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,847 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,848 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,860 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,860 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,885 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,886 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,888 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,888 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,990 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:55,991 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,036 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,037 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,042 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,043 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,056 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,056 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,057 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,070 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,071 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,072 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,083 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,084 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,120 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,132 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,133 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,146 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,146 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,175 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,195 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,196 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,240 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,242 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,243 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,246 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,248 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,262 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,312 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,313 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,330 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,330 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,344 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,345 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,359 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,384 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,397 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,397 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,413 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,413 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,414 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,426 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,439 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,451 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,463 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,476 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,477 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,478 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,478 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,479 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,504 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,505 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,506 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,507 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,523 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,526 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,530 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,543 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,556 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,557 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,570 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,572 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,574 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,575 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,588 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,597 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,598 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,598 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,599 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,612 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,640 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,640 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,700 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,701 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,705 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,744 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,779 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,792 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,793 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,806 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,807 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,807 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,828 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,844 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,846 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,848 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,866 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,868 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,887 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,916 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,919 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,924 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,951 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,990 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:56,991 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,012 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,022 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,023 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,024 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,040 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,054 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,056 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,081 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,091 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,104 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,104 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,116 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,117 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,141 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,168 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,180 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,181 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,191 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,191 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,214 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,226 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,238 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,238 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,239 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,261 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,261 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,262 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,274 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,287 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,288 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,314 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,315 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,315 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,316 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,318 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,319 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,321 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,322 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,322 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,323 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,323 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,324 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,355 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,425 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,430 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,432 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,433 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,435 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,436 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,436 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,449 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,450 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,462 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,462 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,463 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,463 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,464 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,464 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,465 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,465 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,465 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,477 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,477 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,490 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,490 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,502 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,502 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,503 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,512 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,512 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,513 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,526 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,527 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,539 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,554 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,555 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,565 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,566 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,575 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,575 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,585 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,585 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,595 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,595 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,604 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,604 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:57,918 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,020 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,052 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,065 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,066 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,068 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,069 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,116 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,117 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,117 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,118 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,130 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,131 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,131 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,131 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,132 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,144 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,147 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,147 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,149 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,150 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,150 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,151 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,152 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,152 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,152 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,153 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,154 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,154 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,197 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,198 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,200 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,200 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,214 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,228 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,240 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,254 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,254 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,257 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,257 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,270 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,283 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,284 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,286 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,300 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,301 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,315 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,319 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,321 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,500 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,586 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,622 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,622 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,631 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,632 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,633 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,634 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,636 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,637 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,650 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,652 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,664 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,665 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,689 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,689 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,701 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,702 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,748 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,749 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,751 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,752 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,753 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,755 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,755 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,756 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,757 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,757 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,819 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,848 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,849 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,862 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,862 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,897 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,901 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,946 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,947 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,975 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,983 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:58,985 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,003 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,018 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,055 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,056 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,068 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,069 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,081 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,081 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,091 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,091 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,101 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,101 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,110 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,110 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,122 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,123 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,134 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,134 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,144 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,144 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,153 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,153 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,162 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,162 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,173 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,174 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,183 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,183 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,194 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,194 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,203 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,203 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,213 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,213 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,222 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,223 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,234 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,235 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,246 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,246 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,258 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,258 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,259 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,271 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,272 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,283 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,283 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,295 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,295 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,307 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,307 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,326 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,326 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,337 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,338 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,350 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,350 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,362 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,363 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,374 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,374 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,383 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,383 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,392 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,392 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,401 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,401 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,413 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,414 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,424 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,425 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,426 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,427 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,489 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:59,512 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i[911575,911588] [2021-11-19 14:00:59,765 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:00:59,850 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) [2021-11-19 14:00:59,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5acd7608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:59, skipping insertion in model container [2021-11-19 14:00:59,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:00:59,851 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:00:59,853 INFO L158 Benchmark]: Toolchain (without parser) took 11037.38ms. Allocated memory was 109.1MB in the beginning and 201.3MB in the end (delta: 92.3MB). Free memory was 68.6MB in the beginning and 105.8MB in the end (delta: -37.2MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. [2021-11-19 14:00:59,854 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory was 66.0MB in the beginning and 65.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:00:59,855 INFO L158 Benchmark]: CACSL2BoogieTranslator took 11034.84ms. Allocated memory was 109.1MB in the beginning and 201.3MB in the end (delta: 92.3MB). Free memory was 68.2MB in the beginning and 105.8MB in the end (delta: -37.5MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. [2021-11-19 14:00:59,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory was 66.0MB in the beginning and 65.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 11034.84ms. Allocated memory was 109.1MB in the beginning and 201.3MB in the end (delta: 92.3MB). Free memory was 68.2MB in the beginning and 105.8MB in the end (delta: -37.5MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6571]: 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_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs --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 987c01adcb7e83da65734969107591cd88279bac327d4cf4f8b6555378a800e7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:01:02,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:01:02,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:01:02,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:01:02,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:01:02,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:01:02,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:01:02,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:01:02,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:01:02,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:01:02,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:01:02,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:01:02,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:01:02,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:01:02,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:01:02,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:01:02,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:01:02,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:01:02,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:01:02,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:01:02,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:01:02,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:01:02,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:01:02,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:01:02,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:01:02,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:01:02,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:01:02,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:01:02,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:01:02,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:01:02,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:01:02,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:01:02,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:01:02,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:01:02,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:01:02,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:01:02,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:01:02,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:01:02,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:01:02,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:01:02,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:01:02,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 14:01:02,521 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:01:02,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:01:02,524 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:01:02,524 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:01:02,524 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:01:02,524 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:01:02,525 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:01:02,525 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:01:02,525 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:01:02,525 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:01:02,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:01:02,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:01:02,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:01:02,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:01:02,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:01:02,530 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:01:02,530 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:01:02,530 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:01:02,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:01:02,531 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:01:02,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:01:02,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:01:02,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:01:02,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:01:02,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:01:02,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:01:02,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:01:02,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:01:02,533 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:01:02,533 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:01:02,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:01:02,534 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:01:02,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:01:02,534 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_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 987c01adcb7e83da65734969107591cd88279bac327d4cf4f8b6555378a800e7 [2021-11-19 14:01:02,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:01:02,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:01:02,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:01:02,936 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:01:02,937 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:01:02,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i [2021-11-19 14:01:03,005 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/data/2f7312cc1/8fb27ccca5854879a895310b308438cb/FLAG1dd97ab19 [2021-11-19 14:01:04,462 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:01:04,463 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i [2021-11-19 14:01:04,600 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/data/2f7312cc1/8fb27ccca5854879a895310b308438cb/FLAG1dd97ab19 [2021-11-19 14:01:04,913 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/data/2f7312cc1/8fb27ccca5854879a895310b308438cb [2021-11-19 14:01:04,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:01:04,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:01:04,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:01:04,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:01:04,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:01:04,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:01:04" (1/1) ... [2021-11-19 14:01:04,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ae5d59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:04, skipping insertion in model container [2021-11-19 14:01:04,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:01:04" (1/1) ... [2021-11-19 14:01:04,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:01:05,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:01:09,836 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:09,851 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:01:16,245 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i[911575,911588] [2021-11-19 14:01:16,463 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:16,515 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:01:16,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:01:17,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i[911575,911588] [2021-11-19 14:01:17,968 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:18,039 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:01:19,314 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i[911575,911588] [2021-11-19 14:01:19,326 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:01:19,669 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:01:19,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19 WrapperNode [2021-11-19 14:01:19,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:01:19,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:01:19,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:01:19,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:01:19,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (1/1) ... [2021-11-19 14:01:19,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (1/1) ... [2021-11-19 14:01:20,446 INFO L137 Inliner]: procedures = 799, calls = 11130, calls flagged for inlining = 319, calls inlined = 156, statements flattened = 14038 [2021-11-19 14:01:20,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:01:20,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:01:20,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:01:20,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:01:20,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (1/1) ... [2021-11-19 14:01:20,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (1/1) ... [2021-11-19 14:01:20,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (1/1) ... [2021-11-19 14:01:20,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (1/1) ... [2021-11-19 14:01:20,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (1/1) ... [2021-11-19 14:01:20,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (1/1) ... [2021-11-19 14:01:21,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (1/1) ... [2021-11-19 14:01:21,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:01:21,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:01:21,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:01:21,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:01:21,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (1/1) ... [2021-11-19 14:01:21,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:01:21,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:01:21,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:01:21,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:01:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_set_sas_iounit_pg1 [2021-11-19 14:01:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_set_sas_iounit_pg1 [2021-11-19 14:01:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_get_state [2021-11-19 14:01:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_get_state [2021-11-19 14:01:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure _base_handshake_req_reply_wait [2021-11-19 14:01:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_handshake_req_reply_wait [2021-11-19 14:01:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure _base_writeq [2021-11-19 14:01:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_writeq [2021-11-19 14:01:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_topology_change_event [2021-11-19 14:01:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_topology_change_event [2021-11-19 14:01:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-11-19 14:01:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-11-19 14:01:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure sas_phy_free [2021-11-19 14:01:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_phy_free [2021-11-19 14:01:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-19 14:01:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-19 14:01:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_transport_add_expander_phy [2021-11-19 14:01:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_transport_add_expander_phy [2021-11-19 14:01:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-11-19 14:01:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-11-19 14:01:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_do_mpt_command [2021-11-19 14:01:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_do_mpt_command [2021-11-19 14:01:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure sas_phy_add [2021-11-19 14:01:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_phy_add [2021-11-19 14:01:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_scan_start [2021-11-19 14:01:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_scan_start [2021-11-19 14:01:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_put_smid_default [2021-11-19 14:01:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_put_smid_default [2021-11-19 14:01:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_raid_device_add [2021-11-19 14:01:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_raid_device_add [2021-11-19 14:01:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_slave_destroy [2021-11-19 14:01:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_slave_destroy [2021-11-19 14:01:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_device [2021-11-19 14:01:21,296 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_device [2021-11-19 14:01:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-19 14:01:21,296 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-19 14:01:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_iounit_pg0 [2021-11-19 14:01:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_iounit_pg0 [2021-11-19 14:01:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_iounit_pg1 [2021-11-19 14:01:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_iounit_pg1 [2021-11-19 14:01:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_ir_shutdown [2021-11-19 14:01:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_ir_shutdown [2021-11-19 14:01:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-19 14:01:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-19 14:01:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-19 14:01:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-19 14:01:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_device_add [2021-11-19 14:01:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_device_add [2021-11-19 14:01:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_free_smid [2021-11-19 14:01:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_free_smid [2021-11-19 14:01:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_remove_device [2021-11-19 14:01:21,301 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_remove_device [2021-11-19 14:01:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_target [2021-11-19 14:01:21,301 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_target [2021-11-19 14:01:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-19 14:01:21,302 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-19 14:01:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_free_resources [2021-11-19 14:01:21,302 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_free_resources [2021-11-19 14:01:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_shutdown [2021-11-19 14:01:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_shutdown [2021-11-19 14:01:21,303 INFO L130 BoogieDeclarations]: Found specification of procedure _base_free_irq [2021-11-19 14:01:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_free_irq [2021-11-19 14:01:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_display_some_debug [2021-11-19 14:01:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_display_some_debug [2021-11-19 14:01:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_halt_firmware [2021-11-19 14:01:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_halt_firmware [2021-11-19 14:01:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-19 14:01:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-19 14:01:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure _base_wait_for_doorbell_ack [2021-11-19 14:01:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_wait_for_doorbell_ack [2021-11-19 14:01:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure _mpt3sas_raise_sigio [2021-11-19 14:01:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure _mpt3sas_raise_sigio [2021-11-19 14:01:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-19 14:01:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-19 14:01:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_start_watchdog [2021-11-19 14:01:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_start_watchdog [2021-11-19 14:01:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_ublock_io_device [2021-11-19 14:01:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_ublock_io_device [2021-11-19 14:01:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-19 14:01:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-19 14:01:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_expander_pg1 [2021-11-19 14:01:21,308 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_expander_pg1 [2021-11-19 14:01:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_scsi_lookup_get_clear [2021-11-19 14:01:21,308 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_scsi_lookup_get_clear [2021-11-19 14:01:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_expander_pg0 [2021-11-19 14:01:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_expander_pg0 [2021-11-19 14:01:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_diag_capability [2021-11-19 14:01:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_diag_capability [2021-11-19 14:01:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_mf [2021-11-19 14:01:21,310 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_mf [2021-11-19 14:01:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-19 14:01:21,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-19 14:01:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-19 14:01:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-19 14:01:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-19 14:01:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-19 14:01:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure _firmware_event_work [2021-11-19 14:01:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure _firmware_event_work [2021-11-19 14:01:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-11-19 14:01:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-11-19 14:01:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_raid_volume_pg0 [2021-11-19 14:01:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_raid_volume_pg0 [2021-11-19 14:01:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_target [2021-11-19 14:01:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_target [2021-11-19 14:01:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_raid_volume_pg1 [2021-11-19 14:01:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_raid_volume_pg1 [2021-11-19 14:01:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-11-19 14:01:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-11-19 14:01:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_reply [2021-11-19 14:01:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_reply [2021-11-19 14:01:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:01:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_get_iocstate [2021-11-19 14:01:21,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_get_iocstate [2021-11-19 14:01:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure _transport_convert_phy_link_rate [2021-11-19 14:01:21,318 INFO L138 BoogieDeclarations]: Found implementation of procedure _transport_convert_phy_link_rate [2021-11-19 14:01:21,319 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-19 14:01:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-19 14:01:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:01:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-19 14:01:21,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-19 14:01:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_get_sas_address [2021-11-19 14:01:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_get_sas_address [2021-11-19 14:01:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:01:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-19 14:01:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-11-19 14:01:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-11-19 14:01:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_host_refresh [2021-11-19 14:01:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_host_refresh [2021-11-19 14:01:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_raid_device_find_by_wwid [2021-11-19 14:01:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_raid_device_find_by_wwid [2021-11-19 14:01:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_turn_on_fault_led [2021-11-19 14:01:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_turn_on_fault_led [2021-11-19 14:01:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_scsih_reset_handler [2021-11-19 14:01:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_scsih_reset_handler [2021-11-19 14:01:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure _base_wait_for_doorbell_int [2021-11-19 14:01:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_wait_for_doorbell_int [2021-11-19 14:01:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-19 14:01:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-19 14:01:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of__internal_cmd [2021-11-19 14:01:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of__internal_cmd [2021-11-19 14:01:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_check_access_status [2021-11-19 14:01:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_check_access_status [2021-11-19 14:01:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-19 14:01:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-19 14:01:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_expander_remove [2021-11-19 14:01:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_expander_remove [2021-11-19 14:01:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_raid_device_find_by_handle [2021-11-19 14:01:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_raid_device_find_by_handle [2021-11-19 14:01:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of__internal_cmd [2021-11-19 14:01:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of__internal_cmd [2021-11-19 14:01:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-11-19 14:01:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-11-19 14:01:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure _base_reset_handler [2021-11-19 14:01:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_reset_handler [2021-11-19 14:01:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_scsih_set_tm_flag [2021-11-19 14:01:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_scsih_set_tm_flag [2021-11-19 14:01:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-19 14:01:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-19 14:01:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:01:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:01:21,334 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-19 14:01:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-19 14:01:21,334 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_diag_register_2 [2021-11-19 14:01:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_diag_register_2 [2021-11-19 14:01:21,334 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-19 14:01:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-19 14:01:21,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-19 14:01:21,335 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-11-19 14:01:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-11-19 14:01:21,335 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-19 14:01:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-19 14:01:21,335 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-19 14:01:21,335 INFO L130 BoogieDeclarations]: Found specification of procedure _base_release_memory_pools [2021-11-19 14:01:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_release_memory_pools [2021-11-19 14:01:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_mf___1 [2021-11-19 14:01:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_mf___1 [2021-11-19 14:01:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_mf___0 [2021-11-19 14:01:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_mf___0 [2021-11-19 14:01:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_mf___3 [2021-11-19 14:01:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_mf___3 [2021-11-19 14:01:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_mf___2 [2021-11-19 14:01:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_mf___2 [2021-11-19 14:01:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure _base_build_zero_len_sge [2021-11-19 14:01:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_build_zero_len_sge [2021-11-19 14:01:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_scsih_sas_device_find_by_sas_address [2021-11-19 14:01:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_scsih_sas_device_find_by_sas_address [2021-11-19 14:01:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_host_add [2021-11-19 14:01:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_host_add [2021-11-19 14:01:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2021-11-19 14:01:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2021-11-19 14:01:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-19 14:01:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-19 14:01:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-19 14:01:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-19 14:01:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-19 14:01:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-19 14:01:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_put_smid_scsi_io [2021-11-19 14:01:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_put_smid_scsi_io [2021-11-19 14:01:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_put_smid_hi_priority [2021-11-19 14:01:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_put_smid_hi_priority [2021-11-19 14:01:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_ublock_io_all_device [2021-11-19 14:01:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_ublock_io_all_device [2021-11-19 14:01:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-19 14:01:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-19 14:01:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_manufacturing_pg11 [2021-11-19 14:01:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_manufacturing_pg11 [2021-11-19 14:01:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_manufacturing_pg10 [2021-11-19 14:01:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_manufacturing_pg10 [2021-11-19 14:01:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-19 14:01:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-19 14:01:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-19 14:01:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-19 14:01:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_sas_device_pg0 [2021-11-19 14:01:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_sas_device_pg0 [2021-11-19 14:01:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_determine_boot_device [2021-11-19 14:01:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_determine_boot_device [2021-11-19 14:01:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:01:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_enclosure_pg0 [2021-11-19 14:01:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_enclosure_pg0 [2021-11-19 14:01:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-19 14:01:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-19 14:01:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure _config_display_some_debug [2021-11-19 14:01:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure _config_display_some_debug [2021-11-19 14:01:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_sas_iounit_pg1 [2021-11-19 14:01:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_sas_iounit_pg1 [2021-11-19 14:01:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_sas_iounit_pg0 [2021-11-19 14:01:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_sas_iounit_pg0 [2021-11-19 14:01:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:01:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_ir_physical_disk_event [2021-11-19 14:01:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_ir_physical_disk_event [2021-11-19 14:01:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-19 14:01:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-19 14:01:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_phy_pg0 [2021-11-19 14:01:21,344 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_phy_pg0 [2021-11-19 14:01:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure starget_for_each_device [2021-11-19 14:01:21,344 INFO L138 BoogieDeclarations]: Found implementation of procedure starget_for_each_device [2021-11-19 14:01:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure _mpt3sas_fw_work [2021-11-19 14:01:21,345 INFO L138 BoogieDeclarations]: Found implementation of procedure _mpt3sas_fw_work [2021-11-19 14:01:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-19 14:01:21,349 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-19 14:01:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~~dma_addr_t~0~X~C_ULONG~TO~VOID [2021-11-19 14:01:21,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~~dma_addr_t~0~X~C_ULONG~TO~VOID [2021-11-19 14:01:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_volume_wwid [2021-11-19 14:01:21,350 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_volume_wwid [2021-11-19 14:01:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-11-19 14:01:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-19 14:01:21,350 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-19 14:01:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-19 14:01:21,352 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-19 14:01:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_search_responding_raid_devices [2021-11-19 14:01:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_search_responding_raid_devices [2021-11-19 14:01:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_scsi_enclosure_processor [2021-11-19 14:01:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_scsi_enclosure_processor [2021-11-19 14:01:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_remove [2021-11-19 14:01:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_remove [2021-11-19 14:01:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_scan_for_devices_after_reset [2021-11-19 14:01:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_scan_for_devices_after_reset [2021-11-19 14:01:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-19 14:01:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-19 14:01:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure _transport_expander_report_manufacture [2021-11-19 14:01:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure _transport_expander_report_manufacture [2021-11-19 14:01:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_transport_port_add [2021-11-19 14:01:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_transport_port_add [2021-11-19 14:01:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure _base_is_controller_msix_enabled [2021-11-19 14:01:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_is_controller_msix_enabled [2021-11-19 14:01:21,355 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-19 14:01:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-19 14:01:21,355 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-19 14:01:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-19 14:01:21,355 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_scsih_expander_find_by_sas_address [2021-11-19 14:01:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_scsih_expander_find_by_sas_address [2021-11-19 14:01:21,355 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_internal_device_block [2021-11-19 14:01:21,356 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_internal_device_block [2021-11-19 14:01:21,356 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_manufacturing_pg0 [2021-11-19 14:01:21,356 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_manufacturing_pg0 [2021-11-19 14:01:21,356 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_refresh_expander_links [2021-11-19 14:01:21,356 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_refresh_expander_links [2021-11-19 14:01:21,356 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-19 14:01:21,356 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-19 14:01:21,356 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_get_sense_buffer_dma [2021-11-19 14:01:21,357 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_get_sense_buffer_dma [2021-11-19 14:01:21,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-19 14:01:21,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-19 14:01:21,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-19 14:01:21,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-19 14:01:21,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-19 14:01:21,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-19 14:01:21,357 INFO L130 BoogieDeclarations]: Found specification of procedure _base_wait_on_iocstate [2021-11-19 14:01:21,358 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_wait_on_iocstate [2021-11-19 14:01:21,358 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_fw_event_cleanup_queue [2021-11-19 14:01:21,358 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_fw_event_cleanup_queue [2021-11-19 14:01:21,358 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_volume_add [2021-11-19 14:01:21,358 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_volume_add [2021-11-19 14:01:21,358 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-19 14:01:21,358 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-19 14:01:21,359 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_get_msg_frame [2021-11-19 14:01:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_get_msg_frame [2021-11-19 14:01:21,359 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2021-11-19 14:01:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2021-11-19 14:01:21,359 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-19 14:01:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-19 14:01:21,359 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_ioc_pg8 [2021-11-19 14:01:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_ioc_pg8 [2021-11-19 14:01:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_fault_info [2021-11-19 14:01:21,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_fault_info [2021-11-19 14:01:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_transport_update_links [2021-11-19 14:01:21,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_transport_update_links [2021-11-19 14:01:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-19 14:01:21,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-19 14:01:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-11-19 14:01:21,360 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-11-19 14:01:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure _base_event_notification [2021-11-19 14:01:21,361 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_event_notification [2021-11-19 14:01:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure sas_phy_alloc [2021-11-19 14:01:21,361 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_phy_alloc [2021-11-19 14:01:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~dma_addr_t~0~TO~VOID [2021-11-19 14:01:21,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~dma_addr_t~0~TO~VOID [2021-11-19 14:01:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_check_device [2021-11-19 14:01:21,361 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_check_device [2021-11-19 14:01:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-19 14:01:21,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-19 14:01:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-11-19 14:01:21,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-11-19 14:01:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of__internal_cmd [2021-11-19 14:01:21,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of__internal_cmd [2021-11-19 14:01:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure _config_request [2021-11-19 14:01:21,362 INFO L138 BoogieDeclarations]: Found implementation of procedure _config_request [2021-11-19 14:01:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_device_remove_by_handle [2021-11-19 14:01:21,363 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_device_remove_by_handle [2021-11-19 14:01:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-19 14:01:21,363 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-19 14:01:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2021-11-19 14:01:21,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2021-11-19 14:01:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_trigger_master [2021-11-19 14:01:21,364 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_trigger_master [2021-11-19 14:01:21,364 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_detach [2021-11-19 14:01:21,364 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_detach [2021-11-19 14:01:21,364 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_search_responding_expanders [2021-11-19 14:01:21,364 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_search_responding_expanders [2021-11-19 14:01:21,364 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_get_smid_hpr [2021-11-19 14:01:21,364 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_get_smid_hpr [2021-11-19 14:01:21,364 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_get_smid_scsiio [2021-11-19 14:01:21,365 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_get_smid_scsiio [2021-11-19 14:01:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-11-19 14:01:21,365 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-11-19 14:01:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_transport_add_host_phy [2021-11-19 14:01:21,365 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_transport_add_host_phy [2021-11-19 14:01:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_scsih_clear_tm_flag [2021-11-19 14:01:21,365 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_scsih_clear_tm_flag [2021-11-19 14:01:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:01:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-19 14:01:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:01:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure _base_make_ioc_ready [2021-11-19 14:01:21,366 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_make_ioc_ready [2021-11-19 14:01:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 14:01:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 14:01:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_set_iounit_pg1 [2021-11-19 14:01:21,366 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_set_iounit_pg1 [2021-11-19 14:01:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-19 14:01:21,367 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-19 14:01:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-19 14:01:21,367 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-19 14:01:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-19 14:01:21,367 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-19 14:01:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_ioctl_main [2021-11-19 14:01:21,367 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_ioctl_main [2021-11-19 14:01:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure _base_disable_msix [2021-11-19 14:01:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_disable_msix [2021-11-19 14:01:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure _base_add_sg_single_ieee [2021-11-19 14:01:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_add_sg_single_ieee [2021-11-19 14:01:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_scsih_expander_find_by_handle [2021-11-19 14:01:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_scsih_expander_find_by_handle [2021-11-19 14:01:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-19 14:01:21,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-19 14:01:21,369 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_get_smid [2021-11-19 14:01:21,370 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_get_smid [2021-11-19 14:01:21,370 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_scsih_issue_tm [2021-11-19 14:01:21,370 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_scsih_issue_tm [2021-11-19 14:01:21,370 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_internal_device_unblock [2021-11-19 14:01:21,370 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_internal_device_unblock [2021-11-19 14:01:21,370 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-19 14:01:21,370 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-19 14:01:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_raid_device_remove [2021-11-19 14:01:21,371 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_raid_device_remove [2021-11-19 14:01:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_is_host_device [2021-11-19 14:01:21,375 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_is_host_device [2021-11-19 14:01:21,375 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_send_diag_release [2021-11-19 14:01:21,375 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_send_diag_release [2021-11-19 14:01:21,375 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_enable_diag_buffer [2021-11-19 14:01:21,375 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_enable_diag_buffer [2021-11-19 14:01:21,375 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-11-19 14:01:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-11-19 14:01:21,376 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_ir_config_change_event [2021-11-19 14:01:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_ir_config_change_event [2021-11-19 14:01:21,376 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_pd_add [2021-11-19 14:01:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_pd_add [2021-11-19 14:01:21,376 INFO L130 BoogieDeclarations]: Found specification of procedure _transport_set_identify [2021-11-19 14:01:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure _transport_set_identify [2021-11-19 14:01:21,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-19 14:01:21,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-19 14:01:21,377 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:01:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:01:21,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-19 14:01:21,377 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_pd_hide [2021-11-19 14:01:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_pd_hide [2021-11-19 14:01:21,377 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_get_resync [2021-11-19 14:01:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_get_resync [2021-11-19 14:01:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_bios_pg3 [2021-11-19 14:01:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_bios_pg3 [2021-11-19 14:01:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_bios_pg2 [2021-11-19 14:01:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_bios_pg2 [2021-11-19 14:01:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_config [2021-11-19 14:01:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_config [2021-11-19 14:01:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-19 14:01:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-19 14:01:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_phys_disk_pg0 [2021-11-19 14:01:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_phys_disk_pg0 [2021-11-19 14:01:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-11-19 14:01:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-11-19 14:01:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure _base_get_msix_index [2021-11-19 14:01:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_get_msix_index [2021-11-19 14:01:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-19 14:01:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-19 14:01:21,380 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-19 14:01:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-19 14:01:21,380 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2021-11-19 14:01:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2021-11-19 14:01:21,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-19 14:01:21,380 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_hard_reset_handler [2021-11-19 14:01:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_hard_reset_handler [2021-11-19 14:01:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_discovery_event [2021-11-19 14:01:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_discovery_event [2021-11-19 14:01:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure _base_make_ioc_operational [2021-11-19 14:01:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_make_ioc_operational [2021-11-19 14:01:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 14:01:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 14:01:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 14:01:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-19 14:01:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-19 14:01:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_raid_device_find_by_id [2021-11-19 14:01:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_raid_device_find_by_id [2021-11-19 14:01:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_is_boot_device [2021-11-19 14:01:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_is_boot_device [2021-11-19 14:01:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_scsilun [2021-11-19 14:01:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_scsilun [2021-11-19 14:01:21,383 INFO L130 BoogieDeclarations]: Found specification of procedure attribute_container_find_class_device [2021-11-19 14:01:21,383 INFO L138 BoogieDeclarations]: Found implementation of procedure attribute_container_find_class_device [2021-11-19 14:01:21,383 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_device_remove_by_sas_address [2021-11-19 14:01:21,383 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_device_remove_by_sas_address [2021-11-19 14:01:21,383 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2021-11-19 14:01:21,383 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2021-11-19 14:01:21,383 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_iterate_devices [2021-11-19 14:01:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_iterate_devices [2021-11-19 14:01:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_broadcast_primitive_event [2021-11-19 14:01:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_broadcast_primitive_event [2021-11-19 14:01:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-19 14:01:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-19 14:01:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_fw_event_free [2021-11-19 14:01:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_fw_event_free [2021-11-19 14:01:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_is_end_device [2021-11-19 14:01:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_is_end_device [2021-11-19 14:01:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-19 14:01:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-19 14:01:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_device_remove [2021-11-19 14:01:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_device_remove [2021-11-19 14:01:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_ir_volume_event [2021-11-19 14:01:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_ir_volume_event [2021-11-19 14:01:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 14:01:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-19 14:01:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-19 14:01:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 14:01:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure _base_static_config_pages [2021-11-19 14:01:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_static_config_pages [2021-11-19 14:01:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:01:21,387 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_add_device [2021-11-19 14:01:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_add_device [2021-11-19 14:01:21,387 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-19 14:01:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-19 14:01:21,387 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_expander_node_remove [2021-11-19 14:01:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_expander_node_remove [2021-11-19 14:01:21,387 INFO L130 BoogieDeclarations]: Found specification of procedure _base_mask_interrupts [2021-11-19 14:01:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_mask_interrupts [2021-11-19 14:01:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure _base_get_ioc_facts [2021-11-19 14:01:21,388 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_get_ioc_facts [2021-11-19 14:01:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-19 14:01:21,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-19 14:01:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-11-19 14:01:21,388 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-11-19 14:01:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_flush_running_cmds [2021-11-19 14:01:21,389 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_flush_running_cmds [2021-11-19 14:01:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_transport_port_remove [2021-11-19 14:01:21,389 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_transport_port_remove [2021-11-19 14:01:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2021-11-19 14:01:21,389 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2021-11-19 14:01:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_search_responding_sas_devices [2021-11-19 14:01:21,389 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_search_responding_sas_devices [2021-11-19 14:01:21,390 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_set_manufacturing_pg11 [2021-11-19 14:01:21,390 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_set_manufacturing_pg11 [2021-11-19 14:01:21,390 INFO L130 BoogieDeclarations]: Found specification of procedure _base_fault_reset_work [2021-11-19 14:01:21,390 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_fault_reset_work [2021-11-19 14:01:21,390 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_device_find_by_handle [2021-11-19 14:01:21,390 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_device_find_by_handle [2021-11-19 14:01:21,390 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_ir_fastpath [2021-11-19 14:01:21,390 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_ir_fastpath [2021-11-19 14:01:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_fw_event_add [2021-11-19 14:01:21,391 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_fw_event_add [2021-11-19 14:01:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_update_missing_delay [2021-11-19 14:01:21,391 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_update_missing_delay [2021-11-19 14:01:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure sas_port_delete_phy [2021-11-19 14:01:21,391 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_port_delete_phy [2021-11-19 14:01:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-19 14:01:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-19 14:01:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_send_trigger_data_event [2021-11-19 14:01:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_send_trigger_data_event [2021-11-19 14:01:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_ctl_add_to_event_log [2021-11-19 14:01:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_ctl_add_to_event_log [2021-11-19 14:01:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_volume_delete [2021-11-19 14:01:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_volume_delete [2021-11-19 14:01:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_target_destroy [2021-11-19 14:01:21,393 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_target_destroy [2021-11-19 14:01:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_pci_resume [2021-11-19 14:01:21,393 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_pci_resume [2021-11-19 14:01:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unblock_requests [2021-11-19 14:01:21,393 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unblock_requests [2021-11-19 14:01:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-19 14:01:21,393 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-19 14:01:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure _base_build_zero_len_sge_ieee [2021-11-19 14:01:21,394 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_build_zero_len_sge_ieee [2021-11-19 14:01:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_volume_handle [2021-11-19 14:01:21,394 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_volume_handle [2021-11-19 14:01:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure sas_port_add_phy [2021-11-19 14:01:21,394 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_port_add_phy [2021-11-19 14:01:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_base_stop_watchdog [2021-11-19 14:01:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_base_stop_watchdog [2021-11-19 14:01:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure _transport_sas_node_find_by_sas_address [2021-11-19 14:01:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure _transport_sas_node_find_by_sas_address [2021-11-19 14:01:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-19 14:01:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-19 14:01:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure mpt3sas_config_get_number_hba_phys [2021-11-19 14:01:21,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt3sas_config_get_number_hba_phys [2021-11-19 14:01:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-19 14:01:21,396 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-19 14:01:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-19 14:01:21,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-19 14:01:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_expander_add [2021-11-19 14:01:21,396 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_expander_add [2021-11-19 14:01:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_response_code [2021-11-19 14:01:21,396 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_response_code [2021-11-19 14:01:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-19 14:01:21,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-19 14:01:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-19 14:01:23,430 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:01:23,440 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:04:05,553 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:04:05,688 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:04:05,688 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-19 14:04:05,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:04:05 BoogieIcfgContainer [2021-11-19 14:04:05,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:04:05,700 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:04:05,700 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:04:05,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:04:05,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:01:04" (1/3) ... [2021-11-19 14:04:05,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b5b3ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:04:05, skipping insertion in model container [2021-11-19 14:04:05,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:01:19" (2/3) ... [2021-11-19 14:04:05,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b5b3ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:04:05, skipping insertion in model container [2021-11-19 14:04:05,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:04:05" (3/3) ... [2021-11-19 14:04:05,706 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--scsi--mpt3sas--mpt3sas.ko-ldv_main4.cil.out.i [2021-11-19 14:04:05,713 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:04:05,714 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:04:05,805 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:04:05,816 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 [2021-11-19 14:04:05,816 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 14:04:05,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 5409 states, 3850 states have (on average 1.4018181818181819) internal successors, (5397), 3993 states have internal predecessors, (5397), 1300 states have call successors, (1300), 258 states have call predecessors, (1300), 258 states have return successors, (1300), 1249 states have call predecessors, (1300), 1300 states have call successors, (1300) [2021-11-19 14:04:05,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-19 14:04:05,962 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:04:05,963 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:04:05,964 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:04:05,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:04:05,970 INFO L85 PathProgramCache]: Analyzing trace with hash -1239585877, now seen corresponding path program 1 times [2021-11-19 14:04:05,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:04:05,999 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1885825687] [2021-11-19 14:04:06,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:04:06,001 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:04:06,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:04:06,008 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:04:06,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:04:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:04:11,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 5353 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:04:11,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:04:11,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:04:11,700 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:04:11,965 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:04:11,965 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:04:11,966 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1885825687] [2021-11-19 14:04:11,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1885825687] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:04:11,966 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:04:11,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:04:11,968 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842800141] [2021-11-19 14:04:11,969 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:04:11,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:04:11,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:04:12,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:04:12,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:04:12,018 INFO L87 Difference]: Start difference. First operand has 5409 states, 3850 states have (on average 1.4018181818181819) internal successors, (5397), 3993 states have internal predecessors, (5397), 1300 states have call successors, (1300), 258 states have call predecessors, (1300), 258 states have return successors, (1300), 1249 states have call predecessors, (1300), 1300 states have call successors, (1300) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:04:14,599 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:04:15,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:04:15,395 INFO L93 Difference]: Finished difference Result 10816 states and 16303 transitions. [2021-11-19 14:04:15,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:04:15,398 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 24 [2021-11-19 14:04:15,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:04:15,479 INFO L225 Difference]: With dead ends: 10816 [2021-11-19 14:04:15,479 INFO L226 Difference]: Without dead ends: 5399 [2021-11-19 14:04:15,557 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:04:15,570 INFO L933 BasicCegarLoop]: 7981 mSDtfsCounter, 7960 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7960 SdHoareTripleChecker+Valid, 7996 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:04:15,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7960 Valid, 7996 Invalid, 2 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2021-11-19 14:04:15,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5399 states. [2021-11-19 14:04:15,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5399 to 5399. [2021-11-19 14:04:16,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5399 states, 3843 states have (on average 1.3999479573250064) internal successors, (5380), 3982 states have internal predecessors, (5380), 1298 states have call successors, (1298), 259 states have call predecessors, (1298), 257 states have return successors, (1288), 1237 states have call predecessors, (1288), 1288 states have call successors, (1288) [2021-11-19 14:04:16,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5399 states to 5399 states and 7966 transitions. [2021-11-19 14:04:16,092 INFO L78 Accepts]: Start accepts. Automaton has 5399 states and 7966 transitions. Word has length 24 [2021-11-19 14:04:16,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:04:16,093 INFO L470 AbstractCegarLoop]: Abstraction has 5399 states and 7966 transitions. [2021-11-19 14:04:16,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:04:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 5399 states and 7966 transitions. [2021-11-19 14:04:16,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-19 14:04:16,098 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:04:16,098 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:04:16,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:04:16,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:04:16,315 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:04:16,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:04:16,315 INFO L85 PathProgramCache]: Analyzing trace with hash 225308175, now seen corresponding path program 1 times [2021-11-19 14:04:16,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:04:16,321 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1620238328] [2021-11-19 14:04:16,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:04:16,321 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:04:16,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:04:16,324 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:04:16,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:04:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:04:22,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 5354 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:04:22,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:04:22,473 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:04:22,473 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:04:22,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:04:22,791 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:04:22,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1620238328] [2021-11-19 14:04:22,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1620238328] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:04:22,792 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:04:22,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:04:22,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447081853] [2021-11-19 14:04:22,793 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:04:22,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:04:22,794 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:04:22,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:04:22,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:04:22,795 INFO L87 Difference]: Start difference. First operand 5399 states and 7966 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:04:25,266 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:04:26,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:04:26,408 INFO L93 Difference]: Finished difference Result 14539 states and 21800 transitions. [2021-11-19 14:04:26,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:04:26,408 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 25 [2021-11-19 14:04:26,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:04:26,510 INFO L225 Difference]: With dead ends: 14539 [2021-11-19 14:04:26,510 INFO L226 Difference]: Without dead ends: 9157 [2021-11-19 14:04:26,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:04:26,755 INFO L933 BasicCegarLoop]: 9179 mSDtfsCounter, 7486 mSDsluCounter, 6035 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7486 SdHoareTripleChecker+Valid, 15214 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:04:26,755 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7486 Valid, 15214 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2021-11-19 14:04:26,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9157 states. [2021-11-19 14:04:27,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9157 to 9152. [2021-11-19 14:04:27,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9152 states, 6536 states have (on average 1.4017747858017136) internal successors, (9162), 6808 states have internal predecessors, (9162), 2168 states have call successors, (2168), 475 states have call predecessors, (2168), 447 states have return successors, (2216), 2012 states have call predecessors, (2216), 2151 states have call successors, (2216) [2021-11-19 14:04:27,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9152 states to 9152 states and 13546 transitions. [2021-11-19 14:04:27,407 INFO L78 Accepts]: Start accepts. Automaton has 9152 states and 13546 transitions. Word has length 25 [2021-11-19 14:04:27,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:04:27,408 INFO L470 AbstractCegarLoop]: Abstraction has 9152 states and 13546 transitions. [2021-11-19 14:04:27,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:04:27,409 INFO L276 IsEmpty]: Start isEmpty. Operand 9152 states and 13546 transitions. [2021-11-19 14:04:27,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-19 14:04:27,415 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:04:27,415 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:04:27,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:04:27,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:04:27,638 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:04:27,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:04:27,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1607611602, now seen corresponding path program 1 times [2021-11-19 14:04:27,645 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:04:27,645 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1837606862] [2021-11-19 14:04:27,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:04:27,646 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:04:27,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:04:27,647 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:04:27,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 14:04:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:04:33,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 5355 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:04:33,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:04:33,380 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:04:33,380 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:04:33,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:04:33,676 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:04:33,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1837606862] [2021-11-19 14:04:33,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1837606862] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:04:33,676 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:04:33,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:04:33,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656377284] [2021-11-19 14:04:33,676 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:04:33,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:04:33,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:04:33,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:04:33,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:04:33,678 INFO L87 Difference]: Start difference. First operand 9152 states and 13546 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:04:36,108 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:04:36,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:04:36,732 INFO L93 Difference]: Finished difference Result 9154 states and 13547 transitions. [2021-11-19 14:04:36,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:04:36,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 26 [2021-11-19 14:04:36,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:04:36,822 INFO L225 Difference]: With dead ends: 9154 [2021-11-19 14:04:36,822 INFO L226 Difference]: Without dead ends: 9151 [2021-11-19 14:04:36,829 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:04:36,837 INFO L933 BasicCegarLoop]: 7963 mSDtfsCounter, 7940 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7940 SdHoareTripleChecker+Valid, 7978 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:04:36,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7940 Valid, 7978 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2021-11-19 14:04:36,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9151 states. [2021-11-19 14:04:37,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9151 to 9151. [2021-11-19 14:04:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9151 states, 6536 states have (on average 1.4016217870257037) internal successors, (9161), 6807 states have internal predecessors, (9161), 2167 states have call successors, (2167), 475 states have call predecessors, (2167), 447 states have return successors, (2216), 2012 states have call predecessors, (2216), 2151 states have call successors, (2216) [2021-11-19 14:04:37,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9151 states to 9151 states and 13544 transitions. [2021-11-19 14:04:37,698 INFO L78 Accepts]: Start accepts. Automaton has 9151 states and 13544 transitions. Word has length 26 [2021-11-19 14:04:37,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:04:37,698 INFO L470 AbstractCegarLoop]: Abstraction has 9151 states and 13544 transitions. [2021-11-19 14:04:37,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:04:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 9151 states and 13544 transitions. [2021-11-19 14:04:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-19 14:04:37,700 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:04:37,701 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:04:37,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:04:37,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:04:37,922 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:04:37,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:04:37,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1701422322, now seen corresponding path program 1 times [2021-11-19 14:04:37,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:04:37,929 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1488006328] [2021-11-19 14:04:37,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:04:37,929 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:04:37,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:04:37,931 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:04:37,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 14:04:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:04:42,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 5356 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:04:42,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:04:43,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:04:43,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:04:43,584 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:04:43,584 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:04:43,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1488006328] [2021-11-19 14:04:43,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1488006328] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:04:43,585 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:04:43,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:04:43,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388138427] [2021-11-19 14:04:43,585 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:04:43,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:04:43,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:04:43,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:04:43,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:04:43,591 INFO L87 Difference]: Start difference. First operand 9151 states and 13544 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:04:46,015 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:04:47,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:04:47,308 INFO L93 Difference]: Finished difference Result 27391 states and 41843 transitions. [2021-11-19 14:04:47,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:04:47,308 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27 [2021-11-19 14:04:47,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:04:47,450 INFO L225 Difference]: With dead ends: 27391 [2021-11-19 14:04:47,450 INFO L226 Difference]: Without dead ends: 18252 [2021-11-19 14:04:47,514 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:04:47,517 INFO L933 BasicCegarLoop]: 14183 mSDtfsCounter, 8131 mSDsluCounter, 8139 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8131 SdHoareTripleChecker+Valid, 22322 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:04:47,518 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8131 Valid, 22322 Invalid, 12 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2021-11-19 14:04:47,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18252 states. [2021-11-19 14:04:48,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18252 to 18191. [2021-11-19 14:04:48,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18191 states, 12987 states have (on average 1.4027104027104027) internal successors, (18217), 13532 states have internal predecessors, (18217), 4313 states have call successors, (4313), 944 states have call predecessors, (4313), 890 states have return successors, (5044), 4000 states have call predecessors, (5044), 4296 states have call successors, (5044) [2021-11-19 14:04:48,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18191 states to 18191 states and 27574 transitions. [2021-11-19 14:04:48,806 INFO L78 Accepts]: Start accepts. Automaton has 18191 states and 27574 transitions. Word has length 27 [2021-11-19 14:04:48,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:04:48,807 INFO L470 AbstractCegarLoop]: Abstraction has 18191 states and 27574 transitions. [2021-11-19 14:04:48,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 14:04:48,808 INFO L276 IsEmpty]: Start isEmpty. Operand 18191 states and 27574 transitions. [2021-11-19 14:04:48,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-19 14:04:48,819 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:04:48,819 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:04:48,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-19 14:04:49,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:04:49,042 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:04:49,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:04:49,043 INFO L85 PathProgramCache]: Analyzing trace with hash -719682426, now seen corresponding path program 1 times [2021-11-19 14:04:49,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:04:49,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [283555243] [2021-11-19 14:04:49,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:04:49,049 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:04:49,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:04:49,051 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:04:49,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:04:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:04:54,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 5542 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:04:54,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:04:55,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:04:55,096 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:04:55,576 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:04:55,577 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:04:55,577 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [283555243] [2021-11-19 14:04:55,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [283555243] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:04:55,577 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:04:55,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-19 14:04:55,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723625941] [2021-11-19 14:04:55,578 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:04:55,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:04:55,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:04:55,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:04:55,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:04:55,580 INFO L87 Difference]: Start difference. First operand 18191 states and 27574 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-19 14:04:56,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:04:56,987 INFO L93 Difference]: Finished difference Result 36389 states and 55193 transitions. [2021-11-19 14:04:56,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:04:56,988 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 81 [2021-11-19 14:04:56,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:04:57,092 INFO L225 Difference]: With dead ends: 36389 [2021-11-19 14:04:57,092 INFO L226 Difference]: Without dead ends: 18215 [2021-11-19 14:04:57,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:04:57,179 INFO L933 BasicCegarLoop]: 7957 mSDtfsCounter, 3 mSDsluCounter, 15909 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 23866 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:04:57,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 23866 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:04:57,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18215 states. [2021-11-19 14:04:58,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18215 to 18215. [2021-11-19 14:04:58,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18215 states, 13007 states have (on average 1.4020911816714077) internal successors, (18237), 13556 states have internal predecessors, (18237), 4313 states have call successors, (4313), 944 states have call predecessors, (4313), 894 states have return successors, (5052), 4000 states have call predecessors, (5052), 4296 states have call successors, (5052) [2021-11-19 14:04:58,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18215 states to 18215 states and 27602 transitions. [2021-11-19 14:04:58,618 INFO L78 Accepts]: Start accepts. Automaton has 18215 states and 27602 transitions. Word has length 81 [2021-11-19 14:04:58,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:04:58,621 INFO L470 AbstractCegarLoop]: Abstraction has 18215 states and 27602 transitions. [2021-11-19 14:04:58,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-19 14:04:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 18215 states and 27602 transitions. [2021-11-19 14:04:58,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-19 14:04:58,624 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:04:58,624 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:04:58,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-19 14:04:58,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:04:58,838 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:04:58,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:04:58,839 INFO L85 PathProgramCache]: Analyzing trace with hash -841438005, now seen corresponding path program 1 times [2021-11-19 14:04:58,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:04:58,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1143456029] [2021-11-19 14:04:58,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:04:58,846 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:04:58,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:04:58,849 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:04:58,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-19 14:05:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:05:04,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 5547 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:05:04,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:05:04,750 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:04,751 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:05:05,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:05,097 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:05:05,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1143456029] [2021-11-19 14:05:05,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1143456029] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:05:05,097 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:05:05,098 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:05:05,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74379845] [2021-11-19 14:05:05,098 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:05:05,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:05:05,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:05:05,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:05:05,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:05:05,101 INFO L87 Difference]: Start difference. First operand 18215 states and 27602 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-19 14:05:06,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:05:06,180 INFO L93 Difference]: Finished difference Result 36417 states and 55217 transitions. [2021-11-19 14:05:06,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:05:06,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 83 [2021-11-19 14:05:06,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:05:06,290 INFO L225 Difference]: With dead ends: 36417 [2021-11-19 14:05:06,290 INFO L226 Difference]: Without dead ends: 18219 [2021-11-19 14:05:06,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:05:06,428 INFO L933 BasicCegarLoop]: 7956 mSDtfsCounter, 0 mSDsluCounter, 7952 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15908 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:05:06,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 15908 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:05:06,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18219 states. [2021-11-19 14:05:07,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18219 to 18219. [2021-11-19 14:05:07,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18219 states, 13011 states have (on average 1.401967565905772) internal successors, (18241), 13560 states have internal predecessors, (18241), 4313 states have call successors, (4313), 944 states have call predecessors, (4313), 894 states have return successors, (5052), 4000 states have call predecessors, (5052), 4296 states have call successors, (5052) [2021-11-19 14:05:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18219 states to 18219 states and 27606 transitions. [2021-11-19 14:05:07,735 INFO L78 Accepts]: Start accepts. Automaton has 18219 states and 27606 transitions. Word has length 83 [2021-11-19 14:05:07,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:05:07,736 INFO L470 AbstractCegarLoop]: Abstraction has 18219 states and 27606 transitions. [2021-11-19 14:05:07,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-19 14:05:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 18219 states and 27606 transitions. [2021-11-19 14:05:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-19 14:05:07,738 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:05:07,738 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:05:07,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-19 14:05:07,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:05:07,954 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:05:07,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:05:07,955 INFO L85 PathProgramCache]: Analyzing trace with hash -417112466, now seen corresponding path program 1 times [2021-11-19 14:05:07,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:05:07,961 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [593472755] [2021-11-19 14:05:07,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:05:07,961 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:05:07,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:05:07,963 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:05:07,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-19 14:05:13,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:05:13,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 5545 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:05:13,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:05:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:13,792 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:05:14,082 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:14,083 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:05:14,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [593472755] [2021-11-19 14:05:14,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [593472755] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:05:14,083 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:05:14,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-19 14:05:14,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229419935] [2021-11-19 14:05:14,084 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:05:14,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:05:14,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:05:14,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:05:14,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:05:14,086 INFO L87 Difference]: Start difference. First operand 18219 states and 27606 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:05:15,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:05:15,536 INFO L93 Difference]: Finished difference Result 36429 states and 55229 transitions. [2021-11-19 14:05:15,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:05:15,536 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 80 [2021-11-19 14:05:15,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:05:15,638 INFO L225 Difference]: With dead ends: 36429 [2021-11-19 14:05:15,638 INFO L226 Difference]: Without dead ends: 18227 [2021-11-19 14:05:15,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:05:15,714 INFO L933 BasicCegarLoop]: 7957 mSDtfsCounter, 10 mSDsluCounter, 23867 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 31824 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:05:15,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 31824 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:05:15,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18227 states. [2021-11-19 14:05:16,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18227 to 18223. [2021-11-19 14:05:16,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18223 states, 13013 states have (on average 1.4017520940597863) internal successors, (18241), 13564 states have internal predecessors, (18241), 4313 states have call successors, (4313), 944 states have call predecessors, (4313), 896 states have return successors, (5060), 4000 states have call predecessors, (5060), 4296 states have call successors, (5060) [2021-11-19 14:05:16,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18223 states to 18223 states and 27614 transitions. [2021-11-19 14:05:16,919 INFO L78 Accepts]: Start accepts. Automaton has 18223 states and 27614 transitions. Word has length 80 [2021-11-19 14:05:16,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:05:16,920 INFO L470 AbstractCegarLoop]: Abstraction has 18223 states and 27614 transitions. [2021-11-19 14:05:16,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:05:16,921 INFO L276 IsEmpty]: Start isEmpty. Operand 18223 states and 27614 transitions. [2021-11-19 14:05:16,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-19 14:05:16,922 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:05:16,923 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:05:17,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-19 14:05:17,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:05:17,123 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:05:17,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:05:17,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1061284943, now seen corresponding path program 1 times [2021-11-19 14:05:17,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:05:17,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [859207178] [2021-11-19 14:05:17,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:05:17,130 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:05:17,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:05:17,132 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:05:17,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-19 14:05:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:05:22,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 5552 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 14:05:22,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:05:23,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:23,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:05:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:23,488 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:05:23,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [859207178] [2021-11-19 14:05:23,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [859207178] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:05:23,489 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:05:23,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-19 14:05:23,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402625372] [2021-11-19 14:05:23,489 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:05:23,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:05:23,490 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:05:23,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:05:23,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:05:23,491 INFO L87 Difference]: Start difference. First operand 18223 states and 27614 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:05:25,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:05:25,210 INFO L93 Difference]: Finished difference Result 36447 states and 55245 transitions. [2021-11-19 14:05:25,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:05:25,211 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 83 [2021-11-19 14:05:25,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:05:25,331 INFO L225 Difference]: With dead ends: 36447 [2021-11-19 14:05:25,331 INFO L226 Difference]: Without dead ends: 18241 [2021-11-19 14:05:25,629 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:05:25,629 INFO L933 BasicCegarLoop]: 7962 mSDtfsCounter, 90 mSDsluCounter, 7887 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 15849 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:05:25,630 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 15849 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-19 14:05:25,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18241 states. [2021-11-19 14:05:26,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18241 to 18231. [2021-11-19 14:05:26,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18231 states, 13017 states have (on average 1.401321349005147) internal successors, (18241), 13568 states have internal predecessors, (18241), 4317 states have call successors, (4317), 944 states have call predecessors, (4317), 896 states have return successors, (5064), 4004 states have call predecessors, (5064), 4300 states have call successors, (5064) [2021-11-19 14:05:27,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18231 states to 18231 states and 27622 transitions. [2021-11-19 14:05:27,046 INFO L78 Accepts]: Start accepts. Automaton has 18231 states and 27622 transitions. Word has length 83 [2021-11-19 14:05:27,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:05:27,048 INFO L470 AbstractCegarLoop]: Abstraction has 18231 states and 27622 transitions. [2021-11-19 14:05:27,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:05:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand 18231 states and 27622 transitions. [2021-11-19 14:05:27,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-19 14:05:27,057 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:05:27,057 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:05:27,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-19 14:05:27,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:05:27,278 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:05:27,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:05:27,278 INFO L85 PathProgramCache]: Analyzing trace with hash -878625217, now seen corresponding path program 1 times [2021-11-19 14:05:27,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:05:27,284 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531906335] [2021-11-19 14:05:27,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:05:27,284 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:05:27,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:05:27,286 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:05:27,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-19 14:05:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:05:32,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 5544 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:05:32,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:05:33,130 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:33,131 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:05:33,776 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:33,777 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:05:33,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531906335] [2021-11-19 14:05:33,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1531906335] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:05:33,777 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:05:33,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-19 14:05:33,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634782949] [2021-11-19 14:05:33,777 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:05:33,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 14:05:33,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:05:33,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 14:05:33,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:05:33,779 INFO L87 Difference]: Start difference. First operand 18231 states and 27622 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) [2021-11-19 14:05:35,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:05:35,631 INFO L93 Difference]: Finished difference Result 37105 states and 56339 transitions. [2021-11-19 14:05:35,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:05:35,632 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) Word has length 82 [2021-11-19 14:05:35,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:05:35,758 INFO L225 Difference]: With dead ends: 37105 [2021-11-19 14:05:35,758 INFO L226 Difference]: Without dead ends: 18891 [2021-11-19 14:05:36,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:05:36,042 INFO L933 BasicCegarLoop]: 8211 mSDtfsCounter, 1520 mSDsluCounter, 39903 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1520 SdHoareTripleChecker+Valid, 48114 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:05:36,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1520 Valid, 48114 Invalid, 276 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [256 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-19 14:05:36,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18891 states. [2021-11-19 14:05:37,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18891 to 18231. [2021-11-19 14:05:37,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18231 states, 13017 states have (on average 1.4011677037719905) internal successors, (18239), 13568 states have internal predecessors, (18239), 4317 states have call successors, (4317), 944 states have call predecessors, (4317), 896 states have return successors, (5064), 4004 states have call predecessors, (5064), 4300 states have call successors, (5064) [2021-11-19 14:05:37,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18231 states to 18231 states and 27620 transitions. [2021-11-19 14:05:37,290 INFO L78 Accepts]: Start accepts. Automaton has 18231 states and 27620 transitions. Word has length 82 [2021-11-19 14:05:37,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:05:37,291 INFO L470 AbstractCegarLoop]: Abstraction has 18231 states and 27620 transitions. [2021-11-19 14:05:37,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) [2021-11-19 14:05:37,292 INFO L276 IsEmpty]: Start isEmpty. Operand 18231 states and 27620 transitions. [2021-11-19 14:05:37,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-19 14:05:37,305 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:05:37,305 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:05:37,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-19 14:05:37,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:05:37,526 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:05:37,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:05:37,527 INFO L85 PathProgramCache]: Analyzing trace with hash -146840456, now seen corresponding path program 1 times [2021-11-19 14:05:37,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:05:37,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [804412558] [2021-11-19 14:05:37,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:05:37,536 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:05:37,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:05:37,537 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:05:37,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-19 14:05:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:05:42,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 5558 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 14:05:42,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:05:43,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:43,158 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:05:43,460 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:43,460 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:05:43,460 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [804412558] [2021-11-19 14:05:43,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [804412558] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:05:43,461 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:05:43,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:05:43,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709018696] [2021-11-19 14:05:43,461 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:05:43,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:05:43,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:05:43,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:05:43,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:05:43,463 INFO L87 Difference]: Start difference. First operand 18231 states and 27620 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:05:44,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:05:44,496 INFO L93 Difference]: Finished difference Result 36458 states and 55266 transitions. [2021-11-19 14:05:44,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:05:44,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 87 [2021-11-19 14:05:44,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:05:44,626 INFO L225 Difference]: With dead ends: 36458 [2021-11-19 14:05:44,627 INFO L226 Difference]: Without dead ends: 18244 [2021-11-19 14:05:44,725 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:05:44,726 INFO L933 BasicCegarLoop]: 7954 mSDtfsCounter, 349 mSDsluCounter, 7517 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 413 SdHoareTripleChecker+Valid, 15471 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:05:44,727 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [413 Valid, 15471 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:05:44,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18244 states. [2021-11-19 14:05:45,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18244 to 18236. [2021-11-19 14:05:45,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18236 states, 13022 states have (on average 1.4007832898172323) internal successors, (18241), 13573 states have internal predecessors, (18241), 4317 states have call successors, (4317), 944 states have call predecessors, (4317), 896 states have return successors, (5064), 4004 states have call predecessors, (5064), 4300 states have call successors, (5064) [2021-11-19 14:05:45,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18236 states to 18236 states and 27622 transitions. [2021-11-19 14:05:45,884 INFO L78 Accepts]: Start accepts. Automaton has 18236 states and 27622 transitions. Word has length 87 [2021-11-19 14:05:45,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:05:45,885 INFO L470 AbstractCegarLoop]: Abstraction has 18236 states and 27622 transitions. [2021-11-19 14:05:45,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:05:45,885 INFO L276 IsEmpty]: Start isEmpty. Operand 18236 states and 27622 transitions. [2021-11-19 14:05:45,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-19 14:05:45,890 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:05:45,890 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:05:45,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-19 14:05:46,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:05:46,092 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:05:46,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:05:46,093 INFO L85 PathProgramCache]: Analyzing trace with hash -638988133, now seen corresponding path program 1 times [2021-11-19 14:05:46,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:05:46,097 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [572302825] [2021-11-19 14:05:46,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:05:46,097 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:05:46,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:05:46,100 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:05:46,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-19 14:05:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:05:51,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 5552 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:05:51,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:05:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:51,869 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:05:52,303 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:05:52,304 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:05:52,304 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [572302825] [2021-11-19 14:05:52,304 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [572302825] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:05:52,304 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:05:52,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-19 14:05:52,305 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389847541] [2021-11-19 14:05:52,305 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:05:52,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:05:52,306 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:05:52,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:05:52,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:05:52,306 INFO L87 Difference]: Start difference. First operand 18236 states and 27622 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:05:55,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:05:55,636 INFO L93 Difference]: Finished difference Result 36483 states and 55289 transitions. [2021-11-19 14:05:55,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:05:55,637 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 84 [2021-11-19 14:05:55,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:05:55,769 INFO L225 Difference]: With dead ends: 36483 [2021-11-19 14:05:55,769 INFO L226 Difference]: Without dead ends: 18264 [2021-11-19 14:05:55,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:05:55,889 INFO L933 BasicCegarLoop]: 7959 mSDtfsCounter, 107 mSDsluCounter, 31412 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 39371 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:05:55,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 39371 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-19 14:05:55,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18264 states. [2021-11-19 14:05:56,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18264 to 18236. [2021-11-19 14:05:56,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18236 states, 13022 states have (on average 1.4001689448625403) internal successors, (18233), 13573 states have internal predecessors, (18233), 4317 states have call successors, (4317), 944 states have call predecessors, (4317), 896 states have return successors, (5064), 4004 states have call predecessors, (5064), 4300 states have call successors, (5064) [2021-11-19 14:05:56,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18236 states to 18236 states and 27614 transitions. [2021-11-19 14:05:56,962 INFO L78 Accepts]: Start accepts. Automaton has 18236 states and 27614 transitions. Word has length 84 [2021-11-19 14:05:56,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:05:56,962 INFO L470 AbstractCegarLoop]: Abstraction has 18236 states and 27614 transitions. [2021-11-19 14:05:56,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:05:56,963 INFO L276 IsEmpty]: Start isEmpty. Operand 18236 states and 27614 transitions. [2021-11-19 14:05:56,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-19 14:05:56,965 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:05:56,966 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:05:57,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-19 14:05:57,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:05:57,190 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:05:57,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:05:57,191 INFO L85 PathProgramCache]: Analyzing trace with hash -440248083, now seen corresponding path program 1 times [2021-11-19 14:05:57,196 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:05:57,196 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1117516339] [2021-11-19 14:05:57,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:05:57,197 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:05:57,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:05:57,198 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:05:57,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-19 14:06:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:06:02,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 5548 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 14:06:02,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:06:02,994 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:02,994 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:06:03,730 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:03,731 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:06:03,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1117516339] [2021-11-19 14:06:03,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1117516339] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:06:03,731 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:06:03,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2021-11-19 14:06:03,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274850733] [2021-11-19 14:06:03,732 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:06:03,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:06:03,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:06:03,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:06:03,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:06:03,734 INFO L87 Difference]: Start difference. First operand 18236 states and 27614 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-19 14:06:05,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:06:05,110 INFO L93 Difference]: Finished difference Result 37024 states and 56157 transitions. [2021-11-19 14:06:05,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 14:06:05,111 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) Word has length 86 [2021-11-19 14:06:05,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:06:05,200 INFO L225 Difference]: With dead ends: 37024 [2021-11-19 14:06:05,200 INFO L226 Difference]: Without dead ends: 18805 [2021-11-19 14:06:05,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:06:05,287 INFO L933 BasicCegarLoop]: 8426 mSDtfsCounter, 1068 mSDsluCounter, 33220 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 41646 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:06:05,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 41646 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:06:05,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18805 states. [2021-11-19 14:06:06,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18805 to 18079. [2021-11-19 14:06:06,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18079 states, 12900 states have (on average 1.4004651162790698) internal successors, (18066), 13444 states have internal predecessors, (18066), 4292 states have call successors, (4292), 934 states have call predecessors, (4292), 886 states have return successors, (5018), 3986 states have call predecessors, (5018), 4280 states have call successors, (5018) [2021-11-19 14:06:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18079 states to 18079 states and 27376 transitions. [2021-11-19 14:06:06,265 INFO L78 Accepts]: Start accepts. Automaton has 18079 states and 27376 transitions. Word has length 86 [2021-11-19 14:06:06,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:06:06,266 INFO L470 AbstractCegarLoop]: Abstraction has 18079 states and 27376 transitions. [2021-11-19 14:06:06,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-19 14:06:06,266 INFO L276 IsEmpty]: Start isEmpty. Operand 18079 states and 27376 transitions. [2021-11-19 14:06:06,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-19 14:06:06,268 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:06:06,268 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:06:06,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-19 14:06:06,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:06:06,490 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:06:06,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:06:06,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1417333328, now seen corresponding path program 1 times [2021-11-19 14:06:06,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:06:06,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1840977965] [2021-11-19 14:06:06,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:06:06,495 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:06:06,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:06:06,496 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:06:06,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-19 14:06:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:06:11,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 5576 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 14:06:11,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:06:12,657 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:12,658 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:06:13,433 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:13,434 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:06:13,434 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1840977965] [2021-11-19 14:06:13,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1840977965] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:06:13,434 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:06:13,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-19 14:06:13,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436617896] [2021-11-19 14:06:13,434 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:06:13,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:06:13,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:06:13,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:06:13,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:06:13,435 INFO L87 Difference]: Start difference. First operand 18079 states and 27376 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-19 14:06:15,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:06:15,010 INFO L93 Difference]: Finished difference Result 37366 states and 56747 transitions. [2021-11-19 14:06:15,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:06:15,011 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 85 [2021-11-19 14:06:15,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:06:15,084 INFO L225 Difference]: With dead ends: 37366 [2021-11-19 14:06:15,084 INFO L226 Difference]: Without dead ends: 19304 [2021-11-19 14:06:15,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 165 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:06:15,173 INFO L933 BasicCegarLoop]: 8007 mSDtfsCounter, 781 mSDsluCounter, 15883 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 785 SdHoareTripleChecker+Valid, 23890 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:06:15,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [785 Valid, 23890 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:06:15,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19304 states. [2021-11-19 14:06:16,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19304 to 18771. [2021-11-19 14:06:16,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18771 states, 13468 states have (on average 1.4046629046629047) internal successors, (18918), 14014 states have internal predecessors, (18918), 4412 states have call successors, (4412), 936 states have call predecessors, (4412), 890 states have return successors, (5164), 4106 states have call predecessors, (5164), 4400 states have call successors, (5164) [2021-11-19 14:06:16,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18771 states to 18771 states and 28494 transitions. [2021-11-19 14:06:16,170 INFO L78 Accepts]: Start accepts. Automaton has 18771 states and 28494 transitions. Word has length 85 [2021-11-19 14:06:16,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:06:16,171 INFO L470 AbstractCegarLoop]: Abstraction has 18771 states and 28494 transitions. [2021-11-19 14:06:16,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-19 14:06:16,171 INFO L276 IsEmpty]: Start isEmpty. Operand 18771 states and 28494 transitions. [2021-11-19 14:06:16,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-19 14:06:16,174 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:06:16,174 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:06:16,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-19 14:06:16,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:06:16,397 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:06:16,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:06:16,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1212508209, now seen corresponding path program 1 times [2021-11-19 14:06:16,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:06:16,402 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1767901776] [2021-11-19 14:06:16,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:06:16,402 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:06:16,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:06:16,403 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:06:16,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-19 14:06:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:06:21,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 5582 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 14:06:21,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:06:22,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:22,493 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:06:23,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:23,107 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:06:23,107 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1767901776] [2021-11-19 14:06:23,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1767901776] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:06:23,107 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:06:23,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-19 14:06:23,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057661812] [2021-11-19 14:06:23,108 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:06:23,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 14:06:23,108 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:06:23,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 14:06:23,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:06:23,109 INFO L87 Difference]: Start difference. First operand 18771 states and 28494 transitions. Second operand has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:06:26,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:06:26,743 INFO L93 Difference]: Finished difference Result 37688 states and 57232 transitions. [2021-11-19 14:06:26,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:06:26,746 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 88 [2021-11-19 14:06:26,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:06:26,833 INFO L225 Difference]: With dead ends: 37688 [2021-11-19 14:06:26,833 INFO L226 Difference]: Without dead ends: 18934 [2021-11-19 14:06:26,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:06:26,925 INFO L933 BasicCegarLoop]: 7985 mSDtfsCounter, 75 mSDsluCounter, 39641 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 47626 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:06:26,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 47626 Invalid, 233 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [45 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-19 14:06:26,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18934 states. [2021-11-19 14:06:27,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18934 to 18804. [2021-11-19 14:06:27,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18804 states, 13495 states have (on average 1.4045201926639497) internal successors, (18954), 14042 states have internal predecessors, (18954), 4418 states have call successors, (4418), 936 states have call predecessors, (4418), 890 states have return successors, (5170), 4111 states have call predecessors, (5170), 4406 states have call successors, (5170) [2021-11-19 14:06:27,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18804 states to 18804 states and 28542 transitions. [2021-11-19 14:06:27,860 INFO L78 Accepts]: Start accepts. Automaton has 18804 states and 28542 transitions. Word has length 88 [2021-11-19 14:06:27,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:06:27,860 INFO L470 AbstractCegarLoop]: Abstraction has 18804 states and 28542 transitions. [2021-11-19 14:06:27,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:06:27,861 INFO L276 IsEmpty]: Start isEmpty. Operand 18804 states and 28542 transitions. [2021-11-19 14:06:27,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-19 14:06:27,862 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:06:27,862 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:06:27,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-19 14:06:28,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:06:28,067 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:06:28,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:06:28,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1846346426, now seen corresponding path program 1 times [2021-11-19 14:06:28,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:06:28,071 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1907944103] [2021-11-19 14:06:28,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:06:28,071 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:06:28,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:06:28,073 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:06:28,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-19 14:06:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:06:33,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 5554 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:06:33,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:06:33,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:33,915 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:06:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:34,325 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:06:34,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1907944103] [2021-11-19 14:06:34,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1907944103] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:06:34,325 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:06:34,325 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-19 14:06:34,326 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344437938] [2021-11-19 14:06:34,326 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:06:34,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:06:34,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:06:34,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:06:34,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:06:34,327 INFO L87 Difference]: Start difference. First operand 18804 states and 28542 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:06:36,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:06:36,883 INFO L93 Difference]: Finished difference Result 37617 states and 57103 transitions. [2021-11-19 14:06:36,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:06:36,884 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), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 85 [2021-11-19 14:06:36,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:06:36,952 INFO L225 Difference]: With dead ends: 37617 [2021-11-19 14:06:36,952 INFO L226 Difference]: Without dead ends: 18830 [2021-11-19 14:06:37,007 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:06:37,008 INFO L933 BasicCegarLoop]: 7951 mSDtfsCounter, 77 mSDsluCounter, 15716 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 23667 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:06:37,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [77 Valid, 23667 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-19 14:06:37,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18830 states. [2021-11-19 14:06:37,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18830 to 18804. [2021-11-19 14:06:37,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18804 states, 13495 states have (on average 1.4040755835494627) internal successors, (18948), 14042 states have internal predecessors, (18948), 4418 states have call successors, (4418), 936 states have call predecessors, (4418), 890 states have return successors, (5170), 4111 states have call predecessors, (5170), 4406 states have call successors, (5170) [2021-11-19 14:06:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18804 states to 18804 states and 28536 transitions. [2021-11-19 14:06:37,909 INFO L78 Accepts]: Start accepts. Automaton has 18804 states and 28536 transitions. Word has length 85 [2021-11-19 14:06:37,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:06:37,910 INFO L470 AbstractCegarLoop]: Abstraction has 18804 states and 28536 transitions. [2021-11-19 14:06:37,912 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), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:06:37,912 INFO L276 IsEmpty]: Start isEmpty. Operand 18804 states and 28536 transitions. [2021-11-19 14:06:37,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-19 14:06:37,914 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:06:37,914 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:06:37,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-19 14:06:38,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:06:38,115 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:06:38,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:06:38,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1470673647, now seen corresponding path program 1 times [2021-11-19 14:06:38,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:06:38,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1173099741] [2021-11-19 14:06:38,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:06:38,121 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:06:38,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:06:38,122 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:06:38,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-19 14:06:43,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:06:43,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 5582 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:06:43,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:06:43,858 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:43,858 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:06:44,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:44,270 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:06:44,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1173099741] [2021-11-19 14:06:44,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1173099741] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:06:44,271 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:06:44,271 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:06:44,271 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756924077] [2021-11-19 14:06:44,271 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:06:44,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:06:44,272 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:06:44,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:06:44,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:06:44,273 INFO L87 Difference]: Start difference. First operand 18804 states and 28536 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:06:46,729 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:06:48,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:06:48,111 INFO L93 Difference]: Finished difference Result 37586 states and 57721 transitions. [2021-11-19 14:06:48,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:06:48,111 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 88 [2021-11-19 14:06:48,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:06:48,169 INFO L225 Difference]: With dead ends: 37586 [2021-11-19 14:06:48,169 INFO L226 Difference]: Without dead ends: 18799 [2021-11-19 14:06:48,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:06:48,241 INFO L933 BasicCegarLoop]: 9536 mSDtfsCounter, 5904 mSDsluCounter, 7378 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5904 SdHoareTripleChecker+Valid, 16914 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:06:48,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5904 Valid, 16914 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2021-11-19 14:06:48,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18799 states. [2021-11-19 14:06:48,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18799 to 18757. [2021-11-19 14:06:49,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18757 states, 13470 states have (on average 1.4043801039346697) internal successors, (18917), 14012 states have internal predecessors, (18917), 4396 states have call successors, (4396), 931 states have call predecessors, (4396), 890 states have return successors, (4817), 4099 states have call predecessors, (4817), 4305 states have call successors, (4817) [2021-11-19 14:06:49,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18757 states to 18757 states and 28130 transitions. [2021-11-19 14:06:49,120 INFO L78 Accepts]: Start accepts. Automaton has 18757 states and 28130 transitions. Word has length 88 [2021-11-19 14:06:49,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:06:49,121 INFO L470 AbstractCegarLoop]: Abstraction has 18757 states and 28130 transitions. [2021-11-19 14:06:49,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2021-11-19 14:06:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 18757 states and 28130 transitions. [2021-11-19 14:06:49,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-19 14:06:49,125 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:06:49,125 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:06:49,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (17)] Ended with exit code 0 [2021-11-19 14:06:49,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:06:49,350 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:06:49,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:06:49,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1499144032, now seen corresponding path program 1 times [2021-11-19 14:06:49,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:06:49,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [297091584] [2021-11-19 14:06:49,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:06:49,357 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:06:49,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:06:49,358 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:06:49,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-19 14:06:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:06:54,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 5585 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 14:06:54,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:06:55,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:55,335 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:06:56,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-19 14:06:56,285 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:06:56,286 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [297091584] [2021-11-19 14:06:56,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [297091584] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:06:56,286 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:06:56,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-19 14:06:56,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991212465] [2021-11-19 14:06:56,286 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:06:56,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 14:06:56,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:06:56,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 14:06:56,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:06:56,287 INFO L87 Difference]: Start difference. First operand 18757 states and 28130 transitions. Second operand has 10 states, 10 states have (on average 7.1) internal successors, (71), 8 states have internal predecessors, (71), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-19 14:06:57,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:06:57,238 INFO L93 Difference]: Finished difference Result 27010 states and 40236 transitions. [2021-11-19 14:06:57,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:06:57,239 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 8 states have internal predecessors, (71), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) Word has length 92 [2021-11-19 14:06:57,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:06:57,277 INFO L225 Difference]: With dead ends: 27010 [2021-11-19 14:06:57,277 INFO L226 Difference]: Without dead ends: 8270 [2021-11-19 14:06:57,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-19 14:06:57,359 INFO L933 BasicCegarLoop]: 5386 mSDtfsCounter, 7 mSDsluCounter, 32295 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 37681 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:06:57,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 37681 Invalid, 27 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:06:57,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8270 states. [2021-11-19 14:06:57,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8270 to 8257. [2021-11-19 14:06:57,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8257 states, 5988 states have (on average 1.4021376085504342) internal successors, (8396), 6248 states have internal predecessors, (8396), 1853 states have call successors, (1853), 452 states have call predecessors, (1853), 415 states have return successors, (1851), 1683 states have call predecessors, (1851), 1765 states have call successors, (1851) [2021-11-19 14:06:57,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8257 states to 8257 states and 12100 transitions. [2021-11-19 14:06:57,727 INFO L78 Accepts]: Start accepts. Automaton has 8257 states and 12100 transitions. Word has length 92 [2021-11-19 14:06:57,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:06:57,727 INFO L470 AbstractCegarLoop]: Abstraction has 8257 states and 12100 transitions. [2021-11-19 14:06:57,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 8 states have internal predecessors, (71), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-19 14:06:57,728 INFO L276 IsEmpty]: Start isEmpty. Operand 8257 states and 12100 transitions. [2021-11-19 14:06:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-19 14:06:57,733 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:06:57,734 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:06:57,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-19 14:06:57,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:06:57,950 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:06:57,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:06:57,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1546195198, now seen corresponding path program 1 times [2021-11-19 14:06:58,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:06:58,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1651541006] [2021-11-19 14:06:58,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:06:58,022 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:06:58,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:06:58,023 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:06:58,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-19 14:07:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:07:03,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 5656 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:07:03,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:07:03,753 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-19 14:07:03,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:07:04,144 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-19 14:07:04,144 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:07:04,144 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1651541006] [2021-11-19 14:07:04,145 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1651541006] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:07:04,145 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:07:04,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:07:04,145 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071051204] [2021-11-19 14:07:04,145 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:07:04,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:07:04,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:07:04,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:07:04,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:07:04,147 INFO L87 Difference]: Start difference. First operand 8257 states and 12100 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-19 14:07:04,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:07:04,473 INFO L93 Difference]: Finished difference Result 16517 states and 24209 transitions. [2021-11-19 14:07:04,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:07:04,474 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 118 [2021-11-19 14:07:04,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:07:04,504 INFO L225 Difference]: With dead ends: 16517 [2021-11-19 14:07:04,504 INFO L226 Difference]: Without dead ends: 8277 [2021-11-19 14:07:04,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:07:04,528 INFO L933 BasicCegarLoop]: 5387 mSDtfsCounter, 52 mSDsluCounter, 5356 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 10743 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:07:04,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 10743 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:07:04,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8277 states. [2021-11-19 14:07:04,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8277 to 8249. [2021-11-19 14:07:04,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8249 states, 5984 states have (on average 1.4017379679144386) internal successors, (8388), 6244 states have internal predecessors, (8388), 1849 states have call successors, (1849), 452 states have call predecessors, (1849), 415 states have return successors, (1847), 1679 states have call predecessors, (1847), 1761 states have call successors, (1847) [2021-11-19 14:07:04,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8249 states to 8249 states and 12084 transitions. [2021-11-19 14:07:04,914 INFO L78 Accepts]: Start accepts. Automaton has 8249 states and 12084 transitions. Word has length 118 [2021-11-19 14:07:04,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:07:04,915 INFO L470 AbstractCegarLoop]: Abstraction has 8249 states and 12084 transitions. [2021-11-19 14:07:04,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-19 14:07:04,915 INFO L276 IsEmpty]: Start isEmpty. Operand 8249 states and 12084 transitions. [2021-11-19 14:07:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-19 14:07:04,921 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:07:04,921 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:07:05,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-19 14:07:05,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:07:05,146 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:07:05,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:07:05,147 INFO L85 PathProgramCache]: Analyzing trace with hash 336181985, now seen corresponding path program 1 times [2021-11-19 14:07:05,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:07:05,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1432282791] [2021-11-19 14:07:05,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:07:05,153 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:07:05,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:07:05,155 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:07:05,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-19 14:07:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:07:10,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 5662 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:07:10,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:07:11,080 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-19 14:07:11,080 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:07:11,956 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-19 14:07:11,956 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:07:11,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1432282791] [2021-11-19 14:07:11,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1432282791] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:07:11,957 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:07:11,957 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-19 14:07:11,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167099224] [2021-11-19 14:07:11,957 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:07:11,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 14:07:11,958 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:07:11,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 14:07:11,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:07:11,958 INFO L87 Difference]: Start difference. First operand 8249 states and 12084 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2021-11-19 14:07:14,230 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:07:15,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:07:15,479 INFO L93 Difference]: Finished difference Result 16517 states and 24407 transitions. [2021-11-19 14:07:15,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:07:15,480 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 121 [2021-11-19 14:07:15,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:07:15,518 INFO L225 Difference]: With dead ends: 16517 [2021-11-19 14:07:15,518 INFO L226 Difference]: Without dead ends: 8285 [2021-11-19 14:07:15,559 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:07:15,560 INFO L933 BasicCegarLoop]: 5374 mSDtfsCounter, 56 mSDsluCounter, 16066 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 21440 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:07:15,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 21440 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2021-11-19 14:07:15,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8285 states. [2021-11-19 14:07:16,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8285 to 8257. [2021-11-19 14:07:16,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8257 states, 5990 states have (on average 1.401669449081803) internal successors, (8396), 6252 states have internal predecessors, (8396), 1849 states have call successors, (1849), 452 states have call predecessors, (1849), 417 states have return successors, (1871), 1679 states have call predecessors, (1871), 1761 states have call successors, (1871) [2021-11-19 14:07:16,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8257 states to 8257 states and 12116 transitions. [2021-11-19 14:07:16,066 INFO L78 Accepts]: Start accepts. Automaton has 8257 states and 12116 transitions. Word has length 121 [2021-11-19 14:07:16,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:07:16,067 INFO L470 AbstractCegarLoop]: Abstraction has 8257 states and 12116 transitions. [2021-11-19 14:07:16,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2021-11-19 14:07:16,067 INFO L276 IsEmpty]: Start isEmpty. Operand 8257 states and 12116 transitions. [2021-11-19 14:07:16,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-19 14:07:16,072 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:07:16,073 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:07:16,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-19 14:07:16,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:07:16,286 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:07:16,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:07:16,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1016628573, now seen corresponding path program 1 times [2021-11-19 14:07:16,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:07:16,293 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1233655359] [2021-11-19 14:07:16,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:07:16,293 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:07:16,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:07:16,295 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:07:16,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-19 14:07:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:07:22,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 5689 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:07:22,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:07:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-19 14:07:22,740 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:07:23,963 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-19 14:07:23,963 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:07:23,963 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1233655359] [2021-11-19 14:07:23,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1233655359] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:07:23,963 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1112529304] [2021-11-19 14:07:23,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:07:23,963 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:07:23,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:07:23,965 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:07:23,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2021-11-19 14:07:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:07:27,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 5689 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:07:27,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:07:27,570 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-19 14:07:27,570 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:07:27,988 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-19 14:07:27,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1112529304] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:07:27,989 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-19 14:07:27,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6, 6] total 10 [2021-11-19 14:07:27,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025005569] [2021-11-19 14:07:27,989 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:07:27,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:07:27,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:07:27,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:07:27,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:07:27,991 INFO L87 Difference]: Start difference. First operand 8257 states and 12116 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-19 14:07:28,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:07:28,295 INFO L93 Difference]: Finished difference Result 8323 states and 12209 transitions. [2021-11-19 14:07:28,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:07:28,296 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 119 [2021-11-19 14:07:28,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:07:28,329 INFO L225 Difference]: With dead ends: 8323 [2021-11-19 14:07:28,329 INFO L226 Difference]: Without dead ends: 8317 [2021-11-19 14:07:28,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 472 GetRequests, 463 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:07:28,334 INFO L933 BasicCegarLoop]: 5387 mSDtfsCounter, 20 mSDsluCounter, 5371 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 10758 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:07:28,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 10758 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:07:28,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8317 states. [2021-11-19 14:07:28,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8317 to 8289. [2021-11-19 14:07:28,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8289 states, 6022 states have (on average 1.4021919628030555) internal successors, (8444), 6284 states have internal predecessors, (8444), 1849 states have call successors, (1849), 452 states have call predecessors, (1849), 417 states have return successors, (1871), 1679 states have call predecessors, (1871), 1761 states have call successors, (1871) [2021-11-19 14:07:28,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8289 states to 8289 states and 12164 transitions. [2021-11-19 14:07:28,628 INFO L78 Accepts]: Start accepts. Automaton has 8289 states and 12164 transitions. Word has length 119 [2021-11-19 14:07:28,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:07:28,628 INFO L470 AbstractCegarLoop]: Abstraction has 8289 states and 12164 transitions. [2021-11-19 14:07:28,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-19 14:07:28,628 INFO L276 IsEmpty]: Start isEmpty. Operand 8289 states and 12164 transitions. [2021-11-19 14:07:28,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-19 14:07:28,633 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:07:28,633 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:07:28,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2021-11-19 14:07:28,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (21)] Ended with exit code 0 [2021-11-19 14:07:29,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:07:29,059 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:07:29,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:07:29,059 INFO L85 PathProgramCache]: Analyzing trace with hash -2112002437, now seen corresponding path program 1 times [2021-11-19 14:07:29,065 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:07:29,065 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [691593418] [2021-11-19 14:07:29,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:07:29,066 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:07:29,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:07:29,067 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:07:29,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-19 14:07:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:07:34,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 5707 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:07:34,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:07:35,646 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-19 14:07:35,647 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:07:37,003 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-19 14:07:37,003 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:07:37,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [691593418] [2021-11-19 14:07:37,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [691593418] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:07:37,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1824313361] [2021-11-19 14:07:37,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:07:37,003 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:07:37,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:07:37,004 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:07:37,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2021-11-19 14:07:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:07:40,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 5707 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:07:40,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:07:41,213 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-19 14:07:41,213 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:07:42,305 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-19 14:07:42,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1824313361] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:07:42,306 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-19 14:07:42,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [6, 6] total 13 [2021-11-19 14:07:42,306 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095220717] [2021-11-19 14:07:42,306 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:07:42,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 14:07:42,307 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:07:42,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 14:07:42,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:07:42,308 INFO L87 Difference]: Start difference. First operand 8289 states and 12164 transitions. Second operand has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2021-11-19 14:07:44,527 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:07:46,533 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:07:47,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:07:47,829 INFO L93 Difference]: Finished difference Result 16595 states and 24383 transitions. [2021-11-19 14:07:47,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:07:47,830 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 127 [2021-11-19 14:07:47,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:07:47,861 INFO L225 Difference]: With dead ends: 16595 [2021-11-19 14:07:47,862 INFO L226 Difference]: Without dead ends: 8323 [2021-11-19 14:07:47,883 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 505 GetRequests, 493 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-11-19 14:07:47,884 INFO L933 BasicCegarLoop]: 5375 mSDtfsCounter, 54 mSDsluCounter, 16068 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 21443 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:07:47,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 21443 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 75 Invalid, 2 Unknown, 0 Unchecked, 5.0s Time] [2021-11-19 14:07:47,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8323 states. [2021-11-19 14:07:48,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8323 to 8291. [2021-11-19 14:07:48,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8291 states, 6024 states have (on average 1.402390438247012) internal successors, (8448), 6286 states have internal predecessors, (8448), 1849 states have call successors, (1849), 452 states have call predecessors, (1849), 417 states have return successors, (1871), 1679 states have call predecessors, (1871), 1761 states have call successors, (1871) [2021-11-19 14:07:48,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8291 states to 8291 states and 12168 transitions. [2021-11-19 14:07:48,319 INFO L78 Accepts]: Start accepts. Automaton has 8291 states and 12168 transitions. Word has length 127 [2021-11-19 14:07:48,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:07:48,320 INFO L470 AbstractCegarLoop]: Abstraction has 8291 states and 12168 transitions. [2021-11-19 14:07:48,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2021-11-19 14:07:48,320 INFO L276 IsEmpty]: Start isEmpty. Operand 8291 states and 12168 transitions. [2021-11-19 14:07:48,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-19 14:07:48,325 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:07:48,325 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:07:48,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2021-11-19 14:07:48,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (23)] Ended with exit code 0 [2021-11-19 14:07:48,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:07:48,739 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:07:48,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:07:48,739 INFO L85 PathProgramCache]: Analyzing trace with hash -354149663, now seen corresponding path program 1 times [2021-11-19 14:07:48,743 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:07:48,743 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [816925579] [2021-11-19 14:07:48,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:07:48,743 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:07:48,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:07:48,744 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:07:48,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-19 14:07:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:07:54,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 5720 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:07:54,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:07:55,240 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-19 14:07:55,240 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:07:56,596 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-19 14:07:56,596 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:07:56,596 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [816925579] [2021-11-19 14:07:56,596 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [816925579] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:07:56,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1336067100] [2021-11-19 14:07:56,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:07:56,597 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:07:56,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:07:56,598 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:07:56,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2021-11-19 14:08:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:08:29,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 5720 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:08:29,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:08:30,320 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-19 14:08:30,320 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:08:31,105 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-19 14:08:31,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1336067100] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:08:31,105 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1884939708] [2021-11-19 14:08:31,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:08:31,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:08:31,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:08:31,106 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:08:31,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-11-19 14:08:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:08:33,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 5720 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 14:08:33,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:08:34,618 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-19 14:08:34,619 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:08:35,345 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-19 14:08:35,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1884939708] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:08:35,345 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-19 14:08:35,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 4, 4] total 13 [2021-11-19 14:08:35,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124788089] [2021-11-19 14:08:35,345 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-19 14:08:35,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-19 14:08:35,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:08:35,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-19 14:08:35,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:08:35,347 INFO L87 Difference]: Start difference. First operand 8291 states and 12168 transitions. Second operand has 13 states, 13 states have (on average 9.23076923076923) internal successors, (120), 13 states have internal predecessors, (120), 4 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-19 14:08:37,770 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:08:40,042 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:08:44,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:08:44,130 INFO L93 Difference]: Finished difference Result 16779 states and 24719 transitions. [2021-11-19 14:08:44,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-19 14:08:44,131 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.23076923076923) internal successors, (120), 13 states have internal predecessors, (120), 4 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) Word has length 131 [2021-11-19 14:08:44,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:08:44,162 INFO L225 Difference]: With dead ends: 16779 [2021-11-19 14:08:44,162 INFO L226 Difference]: Without dead ends: 8505 [2021-11-19 14:08:44,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 786 GetRequests, 769 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=75, Invalid=267, Unknown=0, NotChecked=0, Total=342 [2021-11-19 14:08:44,193 INFO L933 BasicCegarLoop]: 5374 mSDtfsCounter, 169 mSDsluCounter, 37540 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 18 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 42914 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:08:44,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [173 Valid, 42914 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 306 Invalid, 2 Unknown, 0 Unchecked, 7.6s Time] [2021-11-19 14:08:44,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8505 states. [2021-11-19 14:08:44,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8505 to 8463. [2021-11-19 14:08:44,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8463 states, 6196 states have (on average 1.4034861200774693) internal successors, (8696), 6458 states have internal predecessors, (8696), 1849 states have call successors, (1849), 452 states have call predecessors, (1849), 417 states have return successors, (1871), 1679 states have call predecessors, (1871), 1761 states have call successors, (1871) [2021-11-19 14:08:44,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8463 states to 8463 states and 12416 transitions. [2021-11-19 14:08:44,584 INFO L78 Accepts]: Start accepts. Automaton has 8463 states and 12416 transitions. Word has length 131 [2021-11-19 14:08:44,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:08:44,584 INFO L470 AbstractCegarLoop]: Abstraction has 8463 states and 12416 transitions. [2021-11-19 14:08:44,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.23076923076923) internal successors, (120), 13 states have internal predecessors, (120), 4 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-19 14:08:44,584 INFO L276 IsEmpty]: Start isEmpty. Operand 8463 states and 12416 transitions. [2021-11-19 14:08:44,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-19 14:08:44,590 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:08:44,590 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:08:44,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (25)] Ended with exit code 0 [2021-11-19 14:08:44,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-11-19 14:08:45,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2021-11-19 14:08:45,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt [2021-11-19 14:08:45,193 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:08:45,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:08:45,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1509820368, now seen corresponding path program 2 times [2021-11-19 14:08:45,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:08:45,198 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1879418809] [2021-11-19 14:08:45,198 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-19 14:08:45,198 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:08:45,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:08:45,199 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:08:45,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ce0093-42e5-4261-9522-9d2c4fe09b89/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process