./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ac352421032347d7bf5d3bf9ef59e7281826004c82f3c932b159f55f0c829686 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:51:56,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:51:56,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:51:56,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:51:56,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:51:56,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:51:56,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:51:56,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:51:56,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:51:56,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:51:56,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:51:56,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:51:56,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:51:56,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:51:56,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:51:56,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:51:56,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:51:56,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:51:56,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:51:56,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:51:56,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:51:56,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:51:56,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:51:56,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:51:56,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:51:56,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:51:56,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:51:56,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:51:56,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:51:56,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:51:56,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:51:56,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:51:56,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:51:56,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:51:56,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:51:56,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:51:56,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:51:56,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:51:56,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:51:56,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:51:56,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:51:56,534 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-23 15:51:56,556 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:51:56,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:51:56,557 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:51:56,557 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:51:56,558 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:51:56,558 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:51:56,558 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:51:56,559 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:51:56,559 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:51:56,559 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:51:56,559 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:51:56,560 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:51:56,560 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:51:56,560 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:51:56,561 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:51:56,561 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:51:56,561 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:51:56,562 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:51:56,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:51:56,563 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:51:56,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:51:56,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:51:56,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:51:56,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:51:56,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:51:56,564 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 15:51:56,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:51:56,565 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:51:56,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:51:56,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:51:56,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:51:56,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:51:56,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:51:56,567 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:51:56,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:51:56,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:51:56,568 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:51:56,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:51:56,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:51:56,569 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:51:56,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac352421032347d7bf5d3bf9ef59e7281826004c82f3c932b159f55f0c829686 [2022-11-23 15:51:56,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:51:56,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:51:56,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:51:56,812 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:51:56,812 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:51:56,814 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2022-11-23 15:52:00,008 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:52:00,830 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:52:00,831 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2022-11-23 15:52:00,893 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/data/24a450e33/0a73c9f22a27418f99d04c41ba247734/FLAG1900cbcd3 [2022-11-23 15:52:01,135 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/data/24a450e33/0a73c9f22a27418f99d04c41ba247734 [2022-11-23 15:52:01,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:52:01,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:52:01,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:52:01,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:52:01,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:52:01,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:01" (1/1) ... [2022-11-23 15:52:01,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7508f97d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:01, skipping insertion in model container [2022-11-23 15:52:01,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:01" (1/1) ... [2022-11-23 15:52:01,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:52:01,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:52:06,600 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486469,486482] [2022-11-23 15:52:06,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486614,486627] [2022-11-23 15:52:06,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486760,486773] [2022-11-23 15:52:06,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486925,486938] [2022-11-23 15:52:06,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487083,487096] [2022-11-23 15:52:06,603 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487241,487254] [2022-11-23 15:52:06,603 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487399,487412] [2022-11-23 15:52:06,604 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487559,487572] [2022-11-23 15:52:06,604 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487718,487731] [2022-11-23 15:52:06,605 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487857,487870] [2022-11-23 15:52:06,605 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487999,488012] [2022-11-23 15:52:06,606 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488148,488161] [2022-11-23 15:52:06,606 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488287,488300] [2022-11-23 15:52:06,607 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488442,488455] [2022-11-23 15:52:06,607 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488602,488615] [2022-11-23 15:52:06,608 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488753,488766] [2022-11-23 15:52:06,608 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488904,488917] [2022-11-23 15:52:06,608 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489056,489069] [2022-11-23 15:52:06,609 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489205,489218] [2022-11-23 15:52:06,609 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489353,489366] [2022-11-23 15:52:06,610 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489510,489523] [2022-11-23 15:52:06,610 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489659,489672] [2022-11-23 15:52:06,611 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489815,489828] [2022-11-23 15:52:06,611 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489968,489981] [2022-11-23 15:52:06,612 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490114,490127] [2022-11-23 15:52:06,612 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490257,490270] [2022-11-23 15:52:06,613 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490409,490422] [2022-11-23 15:52:06,613 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490555,490568] [2022-11-23 15:52:06,614 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490700,490713] [2022-11-23 15:52:06,614 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490854,490867] [2022-11-23 15:52:06,615 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491005,491018] [2022-11-23 15:52:06,615 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491160,491173] [2022-11-23 15:52:06,615 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491312,491325] [2022-11-23 15:52:06,616 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491467,491480] [2022-11-23 15:52:06,616 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491631,491644] [2022-11-23 15:52:06,617 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491787,491800] [2022-11-23 15:52:06,617 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491951,491964] [2022-11-23 15:52:06,618 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492093,492106] [2022-11-23 15:52:06,618 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492251,492264] [2022-11-23 15:52:06,619 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492418,492431] [2022-11-23 15:52:06,619 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492577,492590] [2022-11-23 15:52:06,620 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492736,492749] [2022-11-23 15:52:06,620 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492885,492898] [2022-11-23 15:52:06,621 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493032,493045] [2022-11-23 15:52:06,621 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493171,493184] [2022-11-23 15:52:06,621 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493334,493347] [2022-11-23 15:52:06,622 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493500,493513] [2022-11-23 15:52:06,622 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493664,493677] [2022-11-23 15:52:06,623 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493829,493842] [2022-11-23 15:52:06,623 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493994,494007] [2022-11-23 15:52:06,624 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494160,494173] [2022-11-23 15:52:06,624 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494325,494338] [2022-11-23 15:52:06,624 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494492,494505] [2022-11-23 15:52:06,625 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494652,494665] [2022-11-23 15:52:06,625 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494814,494827] [2022-11-23 15:52:06,626 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494973,494986] [2022-11-23 15:52:06,626 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495119,495132] [2022-11-23 15:52:06,627 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495262,495275] [2022-11-23 15:52:06,627 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495406,495419] [2022-11-23 15:52:06,628 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495549,495562] [2022-11-23 15:52:06,628 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495693,495706] [2022-11-23 15:52:06,629 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495834,495847] [2022-11-23 15:52:06,629 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495972,495985] [2022-11-23 15:52:06,630 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496130,496143] [2022-11-23 15:52:06,630 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496289,496302] [2022-11-23 15:52:06,630 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496445,496458] [2022-11-23 15:52:06,631 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496594,496607] [2022-11-23 15:52:06,631 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496746,496759] [2022-11-23 15:52:06,632 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496897,496910] [2022-11-23 15:52:06,632 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497046,497059] [2022-11-23 15:52:06,633 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497198,497211] [2022-11-23 15:52:06,633 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497346,497359] [2022-11-23 15:52:06,634 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497499,497512] [2022-11-23 15:52:06,634 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497650,497663] [2022-11-23 15:52:06,635 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497800,497813] [2022-11-23 15:52:06,635 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497947,497960] [2022-11-23 15:52:06,636 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498098,498111] [2022-11-23 15:52:06,636 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498249,498262] [2022-11-23 15:52:06,636 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498397,498410] [2022-11-23 15:52:06,637 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498563,498576] [2022-11-23 15:52:06,637 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498732,498745] [2022-11-23 15:52:06,638 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498899,498912] [2022-11-23 15:52:06,638 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499067,499080] [2022-11-23 15:52:06,639 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499217,499230] [2022-11-23 15:52:06,639 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499364,499377] [2022-11-23 15:52:06,640 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499525,499538] [2022-11-23 15:52:06,640 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499695,499708] [2022-11-23 15:52:06,640 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499857,499870] [2022-11-23 15:52:06,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:52:06,744 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:52:07,322 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486469,486482] [2022-11-23 15:52:07,323 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486614,486627] [2022-11-23 15:52:07,324 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486760,486773] [2022-11-23 15:52:07,324 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486925,486938] [2022-11-23 15:52:07,324 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487083,487096] [2022-11-23 15:52:07,324 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487241,487254] [2022-11-23 15:52:07,325 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487399,487412] [2022-11-23 15:52:07,325 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487559,487572] [2022-11-23 15:52:07,325 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487718,487731] [2022-11-23 15:52:07,326 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487857,487870] [2022-11-23 15:52:07,326 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487999,488012] [2022-11-23 15:52:07,326 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488148,488161] [2022-11-23 15:52:07,327 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488287,488300] [2022-11-23 15:52:07,328 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488442,488455] [2022-11-23 15:52:07,328 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488602,488615] [2022-11-23 15:52:07,329 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488753,488766] [2022-11-23 15:52:07,329 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488904,488917] [2022-11-23 15:52:07,329 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489056,489069] [2022-11-23 15:52:07,330 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489205,489218] [2022-11-23 15:52:07,330 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489353,489366] [2022-11-23 15:52:07,331 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489510,489523] [2022-11-23 15:52:07,331 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489659,489672] [2022-11-23 15:52:07,331 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489815,489828] [2022-11-23 15:52:07,332 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489968,489981] [2022-11-23 15:52:07,332 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490114,490127] [2022-11-23 15:52:07,333 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490257,490270] [2022-11-23 15:52:07,333 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490409,490422] [2022-11-23 15:52:07,334 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490555,490568] [2022-11-23 15:52:07,334 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490700,490713] [2022-11-23 15:52:07,334 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490854,490867] [2022-11-23 15:52:07,334 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491005,491018] [2022-11-23 15:52:07,335 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491160,491173] [2022-11-23 15:52:07,335 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491312,491325] [2022-11-23 15:52:07,336 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491467,491480] [2022-11-23 15:52:07,336 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491631,491644] [2022-11-23 15:52:07,336 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491787,491800] [2022-11-23 15:52:07,337 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491951,491964] [2022-11-23 15:52:07,337 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492093,492106] [2022-11-23 15:52:07,338 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492251,492264] [2022-11-23 15:52:07,338 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492418,492431] [2022-11-23 15:52:07,338 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492577,492590] [2022-11-23 15:52:07,339 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492736,492749] [2022-11-23 15:52:07,339 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492885,492898] [2022-11-23 15:52:07,339 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493032,493045] [2022-11-23 15:52:07,340 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493171,493184] [2022-11-23 15:52:07,340 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493334,493347] [2022-11-23 15:52:07,340 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493500,493513] [2022-11-23 15:52:07,341 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493664,493677] [2022-11-23 15:52:07,341 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493829,493842] [2022-11-23 15:52:07,341 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493994,494007] [2022-11-23 15:52:07,341 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494160,494173] [2022-11-23 15:52:07,342 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494325,494338] [2022-11-23 15:52:07,343 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494492,494505] [2022-11-23 15:52:07,344 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494652,494665] [2022-11-23 15:52:07,347 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494814,494827] [2022-11-23 15:52:07,347 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494973,494986] [2022-11-23 15:52:07,349 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495119,495132] [2022-11-23 15:52:07,349 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495262,495275] [2022-11-23 15:52:07,349 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495406,495419] [2022-11-23 15:52:07,350 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495549,495562] [2022-11-23 15:52:07,352 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495693,495706] [2022-11-23 15:52:07,352 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495834,495847] [2022-11-23 15:52:07,352 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495972,495985] [2022-11-23 15:52:07,358 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496130,496143] [2022-11-23 15:52:07,361 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496289,496302] [2022-11-23 15:52:07,361 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496445,496458] [2022-11-23 15:52:07,362 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496594,496607] [2022-11-23 15:52:07,362 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496746,496759] [2022-11-23 15:52:07,362 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496897,496910] [2022-11-23 15:52:07,362 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497046,497059] [2022-11-23 15:52:07,363 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497198,497211] [2022-11-23 15:52:07,363 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497346,497359] [2022-11-23 15:52:07,363 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497499,497512] [2022-11-23 15:52:07,364 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497650,497663] [2022-11-23 15:52:07,364 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497800,497813] [2022-11-23 15:52:07,364 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497947,497960] [2022-11-23 15:52:07,364 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498098,498111] [2022-11-23 15:52:07,365 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498249,498262] [2022-11-23 15:52:07,365 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498397,498410] [2022-11-23 15:52:07,365 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498563,498576] [2022-11-23 15:52:07,365 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498732,498745] [2022-11-23 15:52:07,366 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498899,498912] [2022-11-23 15:52:07,366 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499067,499080] [2022-11-23 15:52:07,366 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499217,499230] [2022-11-23 15:52:07,367 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499364,499377] [2022-11-23 15:52:07,367 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499525,499538] [2022-11-23 15:52:07,367 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499695,499708] [2022-11-23 15:52:07,367 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499857,499870] [2022-11-23 15:52:07,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:52:07,722 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:52:07,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07 WrapperNode [2022-11-23 15:52:07,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:52:07,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:52:07,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:52:07,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:52:07,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:07,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:08,122 INFO L138 Inliner]: procedures = 746, calls = 3640, calls flagged for inlining = 396, calls inlined = 313, statements flattened = 8895 [2022-11-23 15:52:08,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:52:08,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:52:08,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:52:08,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:52:08,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:08,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:08,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:08,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:08,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:08,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:08,588 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:08,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:08,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:52:08,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:52:08,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:52:08,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:52:08,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (1/1) ... [2022-11-23 15:52:08,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:52:08,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:52:08,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:52:08,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:52:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-23 15:52:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-23 15:52:08,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-11-23 15:52:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-11-23 15:52:08,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-11-23 15:52:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-11-23 15:52:08,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-23 15:52:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-23 15:52:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_info [2022-11-23 15:52:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_info [2022-11-23 15:52:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure mega_adapinq [2022-11-23 15:52:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_adapinq [2022-11-23 15:52:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-23 15:52:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-23 15:52:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-23 15:52:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-23 15:52:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_inquiry [2022-11-23 15:52:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_inquiry [2022-11-23 15:52:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2022-11-23 15:52:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2022-11-23 15:52:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 15:52:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 15:52:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-23 15:52:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-23 15:52:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-23 15:52:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-23 15:52:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure mega_build_sglist [2022-11-23 15:52:08,762 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_build_sglist [2022-11-23 15:52:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-23 15:52:08,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-23 15:52:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 15:52:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 15:52:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-23 15:52:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-23 15:52:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-23 15:52:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-23 15:52:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure megadev_unlocked_ioctl [2022-11-23 15:52:08,764 INFO L138 BoogieDeclarations]: Found implementation of procedure megadev_unlocked_ioctl [2022-11-23 15:52:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-23 15:52:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_scb [2022-11-23 15:52:08,764 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_scb [2022-11-23 15:52:08,765 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 15:52:08,765 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 15:52:08,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 15:52:08,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 15:52:08,765 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2022-11-23 15:52:08,765 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2022-11-23 15:52:08,766 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_abort_and_reset [2022-11-23 15:52:08,766 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_abort_and_reset [2022-11-23 15:52:08,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 15:52:08,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 15:52:08,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-23 15:52:08,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-23 15:52:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 15:52:08,767 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 15:52:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:52:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-23 15:52:08,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-23 15:52:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure issue_scb_block [2022-11-23 15:52:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_scb_block [2022-11-23 15:52:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 15:52:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-23 15:52:08,773 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-23 15:52:08,773 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 15:52:08,773 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 15:52:08,773 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_sgl [2022-11-23 15:52:08,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_sgl [2022-11-23 15:52:08,773 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-23 15:52:08,774 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-23 15:52:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 15:52:08,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-23 15:52:08,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-23 15:52:08,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 15:52:08,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 15:52:08,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-23 15:52:08,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-23 15:52:08,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:52:08,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-23 15:52:08,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-23 15:52:08,777 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 15:52:08,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 15:52:08,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-23 15:52:08,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-23 15:52:08,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 15:52:08,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 15:52:08,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-23 15:52:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-23 15:52:08,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-23 15:52:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-23 15:52:08,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-23 15:52:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-23 15:52:08,779 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-23 15:52:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-23 15:52:08,779 INFO L130 BoogieDeclarations]: Found specification of procedure mega_runpendq [2022-11-23 15:52:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_runpendq [2022-11-23 15:52:08,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-23 15:52:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-23 15:52:08,780 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-23 15:52:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-23 15:52:08,780 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-23 15:52:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-23 15:52:08,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-23 15:52:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-23 15:52:08,781 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-23 15:52:08,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-23 15:52:08,781 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-23 15:52:08,781 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-23 15:52:08,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-23 15:52:08,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-23 15:52:08,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-11-23 15:52:08,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-11-23 15:52:08,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_int_mtx_of_NOT_ARG_SIGN [2022-11-23 15:52:08,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_int_mtx_of_NOT_ARG_SIGN [2022-11-23 15:52:08,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:52:08,783 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-11-23 15:52:08,783 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-11-23 15:52:08,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-23 15:52:08,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-23 15:52:08,783 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-23 15:52:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-23 15:52:08,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:52:08,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2022-11-23 15:52:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2022-11-23 15:52:08,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 15:52:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 15:52:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 15:52:08,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 15:52:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure mega_n_to_m [2022-11-23 15:52:08,785 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_n_to_m [2022-11-23 15:52:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 15:52:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 15:52:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 15:52:08,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 15:52:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-23 15:52:08,786 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-23 15:52:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure mega_internal_command [2022-11-23 15:52:08,786 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_internal_command [2022-11-23 15:52:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-23 15:52:08,787 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-23 15:52:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 15:52:08,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 15:52:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_shutdown [2022-11-23 15:52:08,787 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_shutdown [2022-11-23 15:52:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-23 15:52:08,788 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-23 15:52:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-23 15:52:08,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-23 15:52:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-11-23 15:52:08,788 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-11-23 15:52:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-23 15:52:08,789 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-23 15:52:08,789 INFO L130 BoogieDeclarations]: Found specification of procedure proc_show_rdrv [2022-11-23 15:52:08,789 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_show_rdrv [2022-11-23 15:52:08,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:52:08,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:52:08,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 15:52:08,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 15:52:08,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 15:52:08,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 15:52:08,790 INFO L130 BoogieDeclarations]: Found specification of procedure mega_allocate_inquiry [2022-11-23 15:52:08,790 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_allocate_inquiry [2022-11-23 15:52:08,790 INFO L130 BoogieDeclarations]: Found specification of procedure free_local_pdev [2022-11-23 15:52:08,790 INFO L138 BoogieDeclarations]: Found implementation of procedure free_local_pdev [2022-11-23 15:52:08,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-23 15:52:08,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-23 15:52:08,791 INFO L130 BoogieDeclarations]: Found specification of procedure proc_show_pdrv [2022-11-23 15:52:08,791 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_show_pdrv [2022-11-23 15:52:08,791 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-23 15:52:08,791 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-23 15:52:08,791 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-11-23 15:52:08,792 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-11-23 15:52:08,792 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-23 15:52:08,792 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-23 15:52:08,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2022-11-23 15:52:08,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2022-11-23 15:52:08,792 INFO L130 BoogieDeclarations]: Found specification of procedure __megaraid_shutdown [2022-11-23 15:52:08,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __megaraid_shutdown [2022-11-23 15:52:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 15:52:08,793 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 15:52:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 15:52:08,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 15:52:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-23 15:52:08,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-23 15:52:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-11-23 15:52:08,794 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-11-23 15:52:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-23 15:52:08,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-23 15:52:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-23 15:52:08,794 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-23 15:52:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-23 15:52:08,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-23 15:52:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-23 15:52:08,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-23 15:52:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:52:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_reset [2022-11-23 15:52:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_reset [2022-11-23 15:52:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-23 15:52:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-23 15:52:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-23 15:52:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-23 15:52:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 15:52:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_queue [2022-11-23 15:52:08,797 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_queue [2022-11-23 15:52:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_biosparam [2022-11-23 15:52:08,797 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_biosparam [2022-11-23 15:52:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_remove_one [2022-11-23 15:52:08,797 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_remove_one [2022-11-23 15:52:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-23 15:52:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-23 15:52:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 15:52:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-23 15:52:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-23 15:52:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-23 15:52:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-23 15:52:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-23 15:52:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-23 15:52:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-23 15:52:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-23 15:52:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-23 15:52:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-23 15:52:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 15:52:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 15:52:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-23 15:52:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-23 15:52:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure seq_write [2022-11-23 15:52:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_write [2022-11-23 15:52:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure mega_allocate_scb [2022-11-23 15:52:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_allocate_scb [2022-11-23 15:52:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-23 15:52:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-23 15:52:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure make_local_pdev [2022-11-23 15:52:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure make_local_pdev [2022-11-23 15:52:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-23 15:52:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-23 15:52:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-23 15:52:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-23 15:52:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-23 15:52:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-23 15:52:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-23 15:52:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-23 15:52:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-23 15:52:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-23 15:52:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-23 15:52:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-23 15:52:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 15:52:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 15:52:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-23 15:52:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-23 15:52:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:52:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-23 15:52:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-23 15:52:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-23 15:52:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-23 15:52:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 15:52:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 15:52:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-23 15:52:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-23 15:52:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-23 15:52:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-23 15:52:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-23 15:52:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-23 15:52:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure mega_rundoneq [2022-11-23 15:52:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_rundoneq [2022-11-23 15:52:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 15:52:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 15:52:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-23 15:52:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-23 15:52:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-23 15:52:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-23 15:52:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:52:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-23 15:52:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-23 15:52:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-23 15:52:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-23 15:52:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_megadev_mutex [2022-11-23 15:52:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_megadev_mutex [2022-11-23 15:52:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_abort [2022-11-23 15:52:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_abort [2022-11-23 15:52:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-11-23 15:52:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-11-23 15:52:10,091 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:52:10,095 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:52:10,405 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 15:52:12,922 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##180: mega_build_cmd_#res#1.base, mega_build_cmd_#res#1.offset := 0, 0;call ULTIMATE.dealloc(mega_build_cmd_~#seg~0#1.base, mega_build_cmd_~#seg~0#1.offset);havoc mega_build_cmd_~#seg~0#1.base, mega_build_cmd_~#seg~0#1.offset; [2022-11-23 15:52:16,928 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:52:19,161 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:52:19,161 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-23 15:52:19,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:52:19 BoogieIcfgContainer [2022-11-23 15:52:19,168 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:52:19,174 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:52:19,174 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:52:19,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:52:19,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:52:01" (1/3) ... [2022-11-23 15:52:19,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5679f516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:52:19, skipping insertion in model container [2022-11-23 15:52:19,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:07" (2/3) ... [2022-11-23 15:52:19,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5679f516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:52:19, skipping insertion in model container [2022-11-23 15:52:19,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:52:19" (3/3) ... [2022-11-23 15:52:19,182 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2022-11-23 15:52:19,206 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:52:19,207 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 121 error locations. [2022-11-23 15:52:19,316 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:52:19,323 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4c7af32b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:52:19,323 INFO L358 AbstractCegarLoop]: Starting to check reachability of 121 error locations. [2022-11-23 15:52:19,337 INFO L276 IsEmpty]: Start isEmpty. Operand has 2284 states, 1307 states have (on average 1.3626625860749808) internal successors, (1781), 1485 states have internal predecessors, (1781), 725 states have call successors, (725), 131 states have call predecessors, (725), 130 states have return successors, (718), 708 states have call predecessors, (718), 718 states have call successors, (718) [2022-11-23 15:52:19,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-23 15:52:19,369 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:52:19,370 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:52:19,371 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:52:19,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:52:19,377 INFO L85 PathProgramCache]: Analyzing trace with hash 686278332, now seen corresponding path program 1 times [2022-11-23 15:52:19,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:52:19,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655196855] [2022-11-23 15:52:19,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:52:19,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:52:19,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:52:20,716 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-23 15:52:20,717 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:52:20,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655196855] [2022-11-23 15:52:20,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655196855] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:52:20,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:52:20,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:52:20,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423966258] [2022-11-23 15:52:20,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:52:20,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:52:20,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:52:20,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:52:20,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:52:20,771 INFO L87 Difference]: Start difference. First operand has 2284 states, 1307 states have (on average 1.3626625860749808) internal successors, (1781), 1485 states have internal predecessors, (1781), 725 states have call successors, (725), 131 states have call predecessors, (725), 130 states have return successors, (718), 708 states have call predecessors, (718), 718 states have call successors, (718) Second operand has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 15:52:23,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:52:24,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:52:27,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:52:27,581 INFO L93 Difference]: Finished difference Result 6665 states and 9566 transitions. [2022-11-23 15:52:27,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:52:27,583 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 124 [2022-11-23 15:52:27,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:52:27,620 INFO L225 Difference]: With dead ends: 6665 [2022-11-23 15:52:27,620 INFO L226 Difference]: Without dead ends: 4262 [2022-11-23 15:52:27,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:52:27,639 INFO L413 NwaCegarLoop]: 4485 mSDtfsCounter, 3149 mSDsluCounter, 2720 mSDsCounter, 0 mSdLazyCounter, 876 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3149 SdHoareTripleChecker+Valid, 7205 SdHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-11-23 15:52:27,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3149 Valid, 7205 Invalid, 883 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 876 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-11-23 15:52:27,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4262 states. [2022-11-23 15:52:28,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4262 to 4168. [2022-11-23 15:52:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4168 states, 2525 states have (on average 1.3437623762376238) internal successors, (3393), 2723 states have internal predecessors, (3393), 1326 states have call successors, (1326), 219 states have call predecessors, (1326), 219 states have return successors, (1326), 1306 states have call predecessors, (1326), 1326 states have call successors, (1326) [2022-11-23 15:52:28,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 4168 states and 6045 transitions. [2022-11-23 15:52:28,124 INFO L78 Accepts]: Start accepts. Automaton has 4168 states and 6045 transitions. Word has length 124 [2022-11-23 15:52:28,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:52:28,126 INFO L495 AbstractCegarLoop]: Abstraction has 4168 states and 6045 transitions. [2022-11-23 15:52:28,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 15:52:28,127 INFO L276 IsEmpty]: Start isEmpty. Operand 4168 states and 6045 transitions. [2022-11-23 15:52:28,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-23 15:52:28,144 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:52:28,144 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:52:28,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:52:28,145 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:52:28,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:52:28,146 INFO L85 PathProgramCache]: Analyzing trace with hash -2132892953, now seen corresponding path program 1 times [2022-11-23 15:52:28,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:52:28,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986659834] [2022-11-23 15:52:28,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:52:28,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:52:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:52:29,233 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-23 15:52:29,233 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:52:29,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986659834] [2022-11-23 15:52:29,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986659834] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:52:29,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:52:29,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:52:29,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530067184] [2022-11-23 15:52:29,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:52:29,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:52:29,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:52:29,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:52:29,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:52:29,238 INFO L87 Difference]: Start difference. First operand 4168 states and 6045 transitions. Second operand has 4 states, 3 states have (on average 16.666666666666668) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-23 15:52:32,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:52:34,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:52:36,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:52:42,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:52:42,960 INFO L93 Difference]: Finished difference Result 5400 states and 7638 transitions. [2022-11-23 15:52:42,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:52:42,961 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.666666666666668) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 149 [2022-11-23 15:52:42,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:52:42,991 INFO L225 Difference]: With dead ends: 5400 [2022-11-23 15:52:42,991 INFO L226 Difference]: Without dead ends: 5398 [2022-11-23 15:52:42,996 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:52:42,997 INFO L413 NwaCegarLoop]: 5824 mSDtfsCounter, 4560 mSDsluCounter, 6361 mSDsCounter, 0 mSdLazyCounter, 3766 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4560 SdHoareTripleChecker+Valid, 12185 SdHoareTripleChecker+Invalid, 3771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 3766 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:52:42,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4560 Valid, 12185 Invalid, 3771 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 3766 Invalid, 1 Unknown, 0 Unchecked, 13.2s Time] [2022-11-23 15:52:43,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5398 states. [2022-11-23 15:52:43,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5398 to 5278. [2022-11-23 15:52:43,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5278 states, 3174 states have (on average 1.327977315689981) internal successors, (4215), 3407 states have internal predecessors, (4215), 1703 states have call successors, (1703), 304 states have call predecessors, (1703), 304 states have return successors, (1712), 1678 states have call predecessors, (1712), 1703 states have call successors, (1712) [2022-11-23 15:52:43,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5278 states to 5278 states and 7630 transitions. [2022-11-23 15:52:43,284 INFO L78 Accepts]: Start accepts. Automaton has 5278 states and 7630 transitions. Word has length 149 [2022-11-23 15:52:43,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:52:43,285 INFO L495 AbstractCegarLoop]: Abstraction has 5278 states and 7630 transitions. [2022-11-23 15:52:43,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.666666666666668) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-23 15:52:43,285 INFO L276 IsEmpty]: Start isEmpty. Operand 5278 states and 7630 transitions. [2022-11-23 15:52:43,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-23 15:52:43,290 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:52:43,290 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:52:43,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:52:43,292 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_arch_io_io_mem_unmapErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:52:43,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:52:43,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1695171137, now seen corresponding path program 1 times [2022-11-23 15:52:43,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:52:43,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653360804] [2022-11-23 15:52:43,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:52:43,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:52:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:52:44,145 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-23 15:52:44,145 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:52:44,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653360804] [2022-11-23 15:52:44,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653360804] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:52:44,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:52:44,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:52:44,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444281022] [2022-11-23 15:52:44,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:52:44,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:52:44,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:52:44,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:52:44,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:52:44,148 INFO L87 Difference]: Start difference. First operand 5278 states and 7630 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-23 15:52:46,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:52:48,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:52:50,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:52:53,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:52:58,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:52:58,286 INFO L93 Difference]: Finished difference Result 9649 states and 13806 transitions. [2022-11-23 15:52:58,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:52:58,287 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 150 [2022-11-23 15:52:58,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:52:58,354 INFO L225 Difference]: With dead ends: 9649 [2022-11-23 15:52:58,354 INFO L226 Difference]: Without dead ends: 9647 [2022-11-23 15:52:58,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:52:58,363 INFO L413 NwaCegarLoop]: 3816 mSDtfsCounter, 5326 mSDsluCounter, 4036 mSDsCounter, 0 mSdLazyCounter, 2341 mSolverCounterSat, 752 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5326 SdHoareTripleChecker+Valid, 7852 SdHoareTripleChecker+Invalid, 3096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 752 IncrementalHoareTripleChecker+Valid, 2341 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2022-11-23 15:52:58,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5326 Valid, 7852 Invalid, 3096 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [752 Valid, 2341 Invalid, 3 Unknown, 0 Unchecked, 13.7s Time] [2022-11-23 15:52:58,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9647 states. [2022-11-23 15:52:58,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9647 to 9528. [2022-11-23 15:52:58,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9528 states, 5730 states have (on average 1.3172774869109947) internal successors, (7548), 6085 states have internal predecessors, (7548), 3117 states have call successors, (3117), 584 states have call predecessors, (3117), 584 states have return successors, (3135), 3072 states have call predecessors, (3135), 3117 states have call successors, (3135) [2022-11-23 15:52:58,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9528 states to 9528 states and 13800 transitions. [2022-11-23 15:52:58,916 INFO L78 Accepts]: Start accepts. Automaton has 9528 states and 13800 transitions. Word has length 150 [2022-11-23 15:52:58,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:52:58,916 INFO L495 AbstractCegarLoop]: Abstraction has 9528 states and 13800 transitions. [2022-11-23 15:52:58,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-23 15:52:58,918 INFO L276 IsEmpty]: Start isEmpty. Operand 9528 states and 13800 transitions. [2022-11-23 15:52:58,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-11-23 15:52:58,922 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:52:58,922 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:52:58,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 15:52:58,923 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting issue_scb_blockErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:52:58,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:52:58,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1892532060, now seen corresponding path program 1 times [2022-11-23 15:52:58,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:52:58,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156775656] [2022-11-23 15:52:58,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:52:58,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:52:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:52:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-23 15:52:59,347 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:52:59,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156775656] [2022-11-23 15:52:59,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156775656] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:52:59,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:52:59,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:52:59,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614985858] [2022-11-23 15:52:59,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:52:59,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:52:59,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:52:59,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:52:59,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:52:59,350 INFO L87 Difference]: Start difference. First operand 9528 states and 13800 transitions. Second operand has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-23 15:53:01,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:53:03,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:53:03,796 INFO L93 Difference]: Finished difference Result 19366 states and 28322 transitions. [2022-11-23 15:53:03,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:53:03,796 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 169 [2022-11-23 15:53:03,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:53:03,859 INFO L225 Difference]: With dead ends: 19366 [2022-11-23 15:53:03,859 INFO L226 Difference]: Without dead ends: 9858 [2022-11-23 15:53:03,914 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:53:03,915 INFO L413 NwaCegarLoop]: 2791 mSDtfsCounter, 44 mSDsluCounter, 2733 mSDsCounter, 0 mSdLazyCounter, 675 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 5524 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 675 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:53:03,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 5524 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 675 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-11-23 15:53:03,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9858 states. [2022-11-23 15:53:04,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9858 to 9564. [2022-11-23 15:53:04,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9564 states, 5760 states have (on average 1.3166666666666667) internal successors, (7584), 6115 states have internal predecessors, (7584), 3123 states have call successors, (3123), 584 states have call predecessors, (3123), 584 states have return successors, (3141), 3078 states have call predecessors, (3141), 3123 states have call successors, (3141) [2022-11-23 15:53:04,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9564 states to 9564 states and 13848 transitions. [2022-11-23 15:53:04,421 INFO L78 Accepts]: Start accepts. Automaton has 9564 states and 13848 transitions. Word has length 169 [2022-11-23 15:53:04,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:53:04,425 INFO L495 AbstractCegarLoop]: Abstraction has 9564 states and 13848 transitions. [2022-11-23 15:53:04,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-23 15:53:04,425 INFO L276 IsEmpty]: Start isEmpty. Operand 9564 states and 13848 transitions. [2022-11-23 15:53:04,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-23 15:53:04,431 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:53:04,431 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:53:04,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 15:53:04,432 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting issue_scb_blockErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:53:04,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:53:04,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1571031953, now seen corresponding path program 1 times [2022-11-23 15:53:04,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:53:04,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870773831] [2022-11-23 15:53:04,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:04,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:53:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:04,875 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-23 15:53:04,875 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:53:04,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870773831] [2022-11-23 15:53:04,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870773831] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:53:04,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [145199098] [2022-11-23 15:53:04,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:04,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:53:04,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:53:04,882 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:53:04,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 15:53:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:06,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 3626 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 15:53:06,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:53:06,822 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-23 15:53:06,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:53:06,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [145199098] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:53:06,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:53:06,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2022-11-23 15:53:06,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117460100] [2022-11-23 15:53:06,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:53:06,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:53:06,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:53:06,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:53:06,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:53:06,825 INFO L87 Difference]: Start difference. First operand 9564 states and 13848 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-23 15:53:09,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:53:10,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:53:10,977 INFO L93 Difference]: Finished difference Result 10146 states and 14814 transitions. [2022-11-23 15:53:10,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:53:10,977 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 177 [2022-11-23 15:53:10,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:53:11,025 INFO L225 Difference]: With dead ends: 10146 [2022-11-23 15:53:11,025 INFO L226 Difference]: Without dead ends: 10145 [2022-11-23 15:53:11,034 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:53:11,035 INFO L413 NwaCegarLoop]: 2875 mSDtfsCounter, 91 mSDsluCounter, 2800 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 5675 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:53:11,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 5675 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 700 Invalid, 1 Unknown, 0 Unchecked, 3.9s Time] [2022-11-23 15:53:11,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10145 states. [2022-11-23 15:53:11,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10145 to 9563. [2022-11-23 15:53:11,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9563 states, 5760 states have (on average 1.315625) internal successors, (7578), 6114 states have internal predecessors, (7578), 3123 states have call successors, (3123), 584 states have call predecessors, (3123), 584 states have return successors, (3141), 3078 states have call predecessors, (3141), 3123 states have call successors, (3141) [2022-11-23 15:53:11,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9563 states to 9563 states and 13842 transitions. [2022-11-23 15:53:11,524 INFO L78 Accepts]: Start accepts. Automaton has 9563 states and 13842 transitions. Word has length 177 [2022-11-23 15:53:11,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:53:11,525 INFO L495 AbstractCegarLoop]: Abstraction has 9563 states and 13842 transitions. [2022-11-23 15:53:11,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-23 15:53:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 9563 states and 13842 transitions. [2022-11-23 15:53:11,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-23 15:53:11,531 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:53:11,531 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:53:11,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 15:53:11,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:53:11,745 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting issue_scb_blockErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:53:11,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:53:11,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1457346994, now seen corresponding path program 1 times [2022-11-23 15:53:11,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:53:11,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389989168] [2022-11-23 15:53:11,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:11,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:53:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:12,100 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-23 15:53:12,101 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:53:12,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389989168] [2022-11-23 15:53:12,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389989168] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:53:12,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:53:12,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:53:12,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558858954] [2022-11-23 15:53:12,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:53:12,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:53:12,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:53:12,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:53:12,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:53:12,103 INFO L87 Difference]: Start difference. First operand 9563 states and 13842 transitions. Second operand has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-23 15:53:14,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:53:16,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:53:16,541 INFO L93 Difference]: Finished difference Result 9857 states and 14328 transitions. [2022-11-23 15:53:16,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:53:16,541 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 178 [2022-11-23 15:53:16,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:53:16,600 INFO L225 Difference]: With dead ends: 9857 [2022-11-23 15:53:16,600 INFO L226 Difference]: Without dead ends: 9856 [2022-11-23 15:53:16,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:53:16,608 INFO L413 NwaCegarLoop]: 2788 mSDtfsCounter, 43 mSDsluCounter, 2730 mSDsCounter, 0 mSdLazyCounter, 672 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 5518 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:53:16,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 5518 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 672 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-11-23 15:53:16,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9856 states. [2022-11-23 15:53:17,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9856 to 9532. [2022-11-23 15:53:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9532 states, 5736 states have (on average 1.3148535564853556) internal successors, (7542), 6089 states have internal predecessors, (7542), 3117 states have call successors, (3117), 584 states have call predecessors, (3117), 584 states have return successors, (3135), 3072 states have call predecessors, (3135), 3117 states have call successors, (3135) [2022-11-23 15:53:17,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9532 states to 9532 states and 13794 transitions. [2022-11-23 15:53:17,254 INFO L78 Accepts]: Start accepts. Automaton has 9532 states and 13794 transitions. Word has length 178 [2022-11-23 15:53:17,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:53:17,254 INFO L495 AbstractCegarLoop]: Abstraction has 9532 states and 13794 transitions. [2022-11-23 15:53:17,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-23 15:53:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 9532 states and 13794 transitions. [2022-11-23 15:53:17,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-11-23 15:53:17,263 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:53:17,263 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:53:17,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 15:53:17,264 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __megaraid_shutdownErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:53:17,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:53:17,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1120806029, now seen corresponding path program 1 times [2022-11-23 15:53:17,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:53:17,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426756405] [2022-11-23 15:53:17,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:17,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:53:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:17,755 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2022-11-23 15:53:17,755 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:53:17,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426756405] [2022-11-23 15:53:17,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426756405] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:53:17,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2051689036] [2022-11-23 15:53:17,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:17,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:53:17,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:53:17,759 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:53:17,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 15:53:19,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:19,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 3708 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 15:53:19,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:53:19,500 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-23 15:53:19,501 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:53:19,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2051689036] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:53:19,501 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:53:19,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2022-11-23 15:53:19,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201232410] [2022-11-23 15:53:19,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:53:19,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:53:19,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:53:19,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:53:19,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:53:19,503 INFO L87 Difference]: Start difference. First operand 9532 states and 13794 transitions. Second operand has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-23 15:53:21,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:53:23,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:53:23,210 INFO L93 Difference]: Finished difference Result 9532 states and 13794 transitions. [2022-11-23 15:53:23,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:53:23,211 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 196 [2022-11-23 15:53:23,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:53:23,253 INFO L225 Difference]: With dead ends: 9532 [2022-11-23 15:53:23,254 INFO L226 Difference]: Without dead ends: 9531 [2022-11-23 15:53:23,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:53:23,261 INFO L413 NwaCegarLoop]: 2706 mSDtfsCounter, 4 mSDsluCounter, 2701 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 5407 SdHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-23 15:53:23,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 5407 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 667 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2022-11-23 15:53:23,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9531 states. [2022-11-23 15:53:23,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9531 to 9531. [2022-11-23 15:53:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9531 states, 5736 states have (on average 1.3138075313807531) internal successors, (7536), 6088 states have internal predecessors, (7536), 3117 states have call successors, (3117), 584 states have call predecessors, (3117), 584 states have return successors, (3135), 3072 states have call predecessors, (3135), 3117 states have call successors, (3135) [2022-11-23 15:53:23,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9531 states to 9531 states and 13788 transitions. [2022-11-23 15:53:23,794 INFO L78 Accepts]: Start accepts. Automaton has 9531 states and 13788 transitions. Word has length 196 [2022-11-23 15:53:23,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:53:23,795 INFO L495 AbstractCegarLoop]: Abstraction has 9531 states and 13788 transitions. [2022-11-23 15:53:23,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-23 15:53:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 9531 states and 13788 transitions. [2022-11-23 15:53:23,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-11-23 15:53:23,802 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:53:23,802 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:53:23,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 15:53:24,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:53:24,016 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __megaraid_shutdownErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:53:24,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:53:24,017 INFO L85 PathProgramCache]: Analyzing trace with hash -385247619, now seen corresponding path program 1 times [2022-11-23 15:53:24,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:53:24,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904153651] [2022-11-23 15:53:24,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:24,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:53:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:24,446 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2022-11-23 15:53:24,446 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:53:24,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904153651] [2022-11-23 15:53:24,447 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904153651] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:53:24,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795710908] [2022-11-23 15:53:24,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:24,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:53:24,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:53:24,451 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:53:24,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 15:53:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:26,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 3709 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 15:53:26,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:53:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-23 15:53:26,075 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:53:26,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [795710908] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:53:26,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:53:26,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2022-11-23 15:53:26,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643817042] [2022-11-23 15:53:26,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:53:26,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:53:26,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:53:26,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:53:26,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:53:26,079 INFO L87 Difference]: Start difference. First operand 9531 states and 13788 transitions. Second operand has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-23 15:53:28,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:53:30,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:53:30,575 INFO L93 Difference]: Finished difference Result 19047 states and 27716 transitions. [2022-11-23 15:53:30,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:53:30,576 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 197 [2022-11-23 15:53:30,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:53:30,622 INFO L225 Difference]: With dead ends: 19047 [2022-11-23 15:53:30,623 INFO L226 Difference]: Without dead ends: 9536 [2022-11-23 15:53:30,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:53:30,670 INFO L413 NwaCegarLoop]: 2706 mSDtfsCounter, 1 mSDsluCounter, 2701 mSDsCounter, 0 mSdLazyCounter, 668 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 5407 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 668 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:53:30,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 5407 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 668 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-11-23 15:53:30,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9536 states. [2022-11-23 15:53:31,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9536 to 9536. [2022-11-23 15:53:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9536 states, 5742 states have (on average 1.3124346917450365) internal successors, (7536), 6093 states have internal predecessors, (7536), 3117 states have call successors, (3117), 584 states have call predecessors, (3117), 584 states have return successors, (3135), 3072 states have call predecessors, (3135), 3117 states have call successors, (3135) [2022-11-23 15:53:31,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9536 states to 9536 states and 13788 transitions. [2022-11-23 15:53:31,115 INFO L78 Accepts]: Start accepts. Automaton has 9536 states and 13788 transitions. Word has length 197 [2022-11-23 15:53:31,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:53:31,117 INFO L495 AbstractCegarLoop]: Abstraction has 9536 states and 13788 transitions. [2022-11-23 15:53:31,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-23 15:53:31,118 INFO L276 IsEmpty]: Start isEmpty. Operand 9536 states and 13788 transitions. [2022-11-23 15:53:31,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-23 15:53:31,125 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:53:31,125 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:53:31,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 15:53:31,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-23 15:53:31,340 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:53:31,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:53:31,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1727579336, now seen corresponding path program 1 times [2022-11-23 15:53:31,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:53:31,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575282197] [2022-11-23 15:53:31,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:31,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:53:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2022-11-23 15:53:33,357 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:53:33,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575282197] [2022-11-23 15:53:33,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575282197] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:53:33,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293923130] [2022-11-23 15:53:33,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:33,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:53:33,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:53:33,359 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:53:33,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 15:53:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:35,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 4372 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-23 15:53:35,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:53:35,312 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2022-11-23 15:53:35,313 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:53:35,313 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293923130] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:53:35,313 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:53:35,313 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2022-11-23 15:53:35,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185904022] [2022-11-23 15:53:35,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:53:35,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-23 15:53:35,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:53:35,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-23 15:53:35,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-23 15:53:35,315 INFO L87 Difference]: Start difference. First operand 9536 states and 13788 transitions. Second operand has 7 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-23 15:53:38,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:53:43,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:53:43,450 INFO L93 Difference]: Finished difference Result 20919 states and 30896 transitions. [2022-11-23 15:53:43,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 15:53:43,450 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 209 [2022-11-23 15:53:43,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:53:43,508 INFO L225 Difference]: With dead ends: 20919 [2022-11-23 15:53:43,509 INFO L226 Difference]: Without dead ends: 13627 [2022-11-23 15:53:43,539 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-11-23 15:53:43,542 INFO L413 NwaCegarLoop]: 3604 mSDtfsCounter, 1751 mSDsluCounter, 16871 mSDsCounter, 0 mSdLazyCounter, 2828 mSolverCounterSat, 895 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1927 SdHoareTripleChecker+Valid, 20475 SdHoareTripleChecker+Invalid, 3724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 895 IncrementalHoareTripleChecker+Valid, 2828 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-11-23 15:53:43,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1927 Valid, 20475 Invalid, 3724 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [895 Valid, 2828 Invalid, 1 Unknown, 0 Unchecked, 7.4s Time] [2022-11-23 15:53:43,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13627 states. [2022-11-23 15:53:44,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13627 to 9542. [2022-11-23 15:53:44,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9542 states, 5748 states have (on average 1.312108559498956) internal successors, (7542), 6099 states have internal predecessors, (7542), 3117 states have call successors, (3117), 584 states have call predecessors, (3117), 584 states have return successors, (3135), 3072 states have call predecessors, (3135), 3117 states have call successors, (3135) [2022-11-23 15:53:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9542 states to 9542 states and 13794 transitions. [2022-11-23 15:53:44,163 INFO L78 Accepts]: Start accepts. Automaton has 9542 states and 13794 transitions. Word has length 209 [2022-11-23 15:53:44,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:53:44,164 INFO L495 AbstractCegarLoop]: Abstraction has 9542 states and 13794 transitions. [2022-11-23 15:53:44,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-23 15:53:44,164 INFO L276 IsEmpty]: Start isEmpty. Operand 9542 states and 13794 transitions. [2022-11-23 15:53:44,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-11-23 15:53:44,172 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:53:44,173 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:53:44,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-23 15:53:44,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:53:44,390 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting mega_runpendqErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:53:44,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:53:44,390 INFO L85 PathProgramCache]: Analyzing trace with hash 370101455, now seen corresponding path program 1 times [2022-11-23 15:53:44,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:53:44,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011732260] [2022-11-23 15:53:44,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:44,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:53:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2022-11-23 15:53:45,645 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:53:45,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011732260] [2022-11-23 15:53:45,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011732260] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:53:45,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:53:45,646 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:53:45,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233409868] [2022-11-23 15:53:45,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:53:45,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:53:45,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:53:45,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:53:45,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:53:45,648 INFO L87 Difference]: Start difference. First operand 9542 states and 13794 transitions. Second operand has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-23 15:53:48,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:53:50,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:53:50,368 INFO L93 Difference]: Finished difference Result 19100 states and 27899 transitions. [2022-11-23 15:53:50,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:53:50,369 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 240 [2022-11-23 15:53:50,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:53:50,412 INFO L225 Difference]: With dead ends: 19100 [2022-11-23 15:53:50,412 INFO L226 Difference]: Without dead ends: 9578 [2022-11-23 15:53:50,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:53:50,459 INFO L413 NwaCegarLoop]: 2675 mSDtfsCounter, 6 mSDsluCounter, 5316 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 7991 SdHoareTripleChecker+Invalid, 1132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 1100 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-23 15:53:50,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 7991 Invalid, 1132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 1100 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-23 15:53:50,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9578 states. [2022-11-23 15:53:50,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9578 to 9572. [2022-11-23 15:53:50,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9572 states, 5769 states have (on average 1.313572542901716) internal successors, (7578), 6123 states have internal predecessors, (7578), 3117 states have call successors, (3117), 590 states have call predecessors, (3117), 593 states have return successors, (3231), 3072 states have call predecessors, (3231), 3117 states have call successors, (3231) [2022-11-23 15:53:50,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9572 states to 9572 states and 13926 transitions. [2022-11-23 15:53:50,954 INFO L78 Accepts]: Start accepts. Automaton has 9572 states and 13926 transitions. Word has length 240 [2022-11-23 15:53:50,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:53:50,954 INFO L495 AbstractCegarLoop]: Abstraction has 9572 states and 13926 transitions. [2022-11-23 15:53:50,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-23 15:53:50,955 INFO L276 IsEmpty]: Start isEmpty. Operand 9572 states and 13926 transitions. [2022-11-23 15:53:50,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-11-23 15:53:50,963 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:53:50,964 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:53:50,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-23 15:53:50,964 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting mega_runpendqErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:53:50,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:53:50,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1279669983, now seen corresponding path program 1 times [2022-11-23 15:53:50,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:53:50,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626077176] [2022-11-23 15:53:50,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:50,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:53:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2022-11-23 15:53:52,227 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:53:52,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626077176] [2022-11-23 15:53:52,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626077176] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:53:52,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495030685] [2022-11-23 15:53:52,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:53:52,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:53:52,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:53:52,231 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:53:52,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-23 15:53:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:53:53,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 3994 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-23 15:53:54,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:53:54,235 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-11-23 15:53:54,235 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:53:54,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495030685] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:53:54,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:53:54,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [5] total 17 [2022-11-23 15:53:54,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366565095] [2022-11-23 15:53:54,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:53:54,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-23 15:53:54,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:53:54,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-23 15:53:54,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2022-11-23 15:53:54,240 INFO L87 Difference]: Start difference. First operand 9572 states and 13926 transitions. Second operand has 14 states, 9 states have (on average 10.555555555555555) internal successors, (95), 12 states have internal predecessors, (95), 6 states have call successors, (47), 2 states have call predecessors, (47), 5 states have return successors, (43), 7 states have call predecessors, (43), 6 states have call successors, (43) [2022-11-23 15:53:58,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:00,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:02,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:04,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:06,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:09,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:11,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:20,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:54:20,496 INFO L93 Difference]: Finished difference Result 20035 states and 29417 transitions. [2022-11-23 15:54:20,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-23 15:54:20,497 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 9 states have (on average 10.555555555555555) internal successors, (95), 12 states have internal predecessors, (95), 6 states have call successors, (47), 2 states have call predecessors, (47), 5 states have return successors, (43), 7 states have call predecessors, (43), 6 states have call successors, (43) Word has length 241 [2022-11-23 15:54:20,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:54:20,542 INFO L225 Difference]: With dead ends: 20035 [2022-11-23 15:54:20,542 INFO L226 Difference]: Without dead ends: 10477 [2022-11-23 15:54:20,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=524, Unknown=0, NotChecked=0, Total=600 [2022-11-23 15:54:20,584 INFO L413 NwaCegarLoop]: 3232 mSDtfsCounter, 1478 mSDsluCounter, 36610 mSDsCounter, 0 mSdLazyCounter, 5622 mSolverCounterSat, 679 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1650 SdHoareTripleChecker+Valid, 39842 SdHoareTripleChecker+Invalid, 6307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 679 IncrementalHoareTripleChecker+Valid, 5622 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.4s IncrementalHoareTripleChecker+Time [2022-11-23 15:54:20,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1650 Valid, 39842 Invalid, 6307 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [679 Valid, 5622 Invalid, 6 Unknown, 0 Unchecked, 25.4s Time] [2022-11-23 15:54:20,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10477 states. [2022-11-23 15:54:21,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10477 to 8853. [2022-11-23 15:54:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8853 states, 5330 states have (on average 1.3180112570356473) internal successors, (7025), 5661 states have internal predecessors, (7025), 2903 states have call successors, (2903), 524 states have call predecessors, (2903), 527 states have return successors, (2999), 2858 states have call predecessors, (2999), 2903 states have call successors, (2999) [2022-11-23 15:54:21,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8853 states to 8853 states and 12927 transitions. [2022-11-23 15:54:21,354 INFO L78 Accepts]: Start accepts. Automaton has 8853 states and 12927 transitions. Word has length 241 [2022-11-23 15:54:21,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:54:21,354 INFO L495 AbstractCegarLoop]: Abstraction has 8853 states and 12927 transitions. [2022-11-23 15:54:21,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 9 states have (on average 10.555555555555555) internal successors, (95), 12 states have internal predecessors, (95), 6 states have call successors, (47), 2 states have call predecessors, (47), 5 states have return successors, (43), 7 states have call predecessors, (43), 6 states have call successors, (43) [2022-11-23 15:54:21,355 INFO L276 IsEmpty]: Start isEmpty. Operand 8853 states and 12927 transitions. [2022-11-23 15:54:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-23 15:54:21,361 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:54:21,362 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 6, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:54:21,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-23 15:54:21,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:54:21,577 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting mega_runpendqErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:54:21,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:54:21,577 INFO L85 PathProgramCache]: Analyzing trace with hash -891171240, now seen corresponding path program 1 times [2022-11-23 15:54:21,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:54:21,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463422901] [2022-11-23 15:54:21,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:54:21,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:54:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:54:22,077 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2022-11-23 15:54:22,078 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:54:22,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463422901] [2022-11-23 15:54:22,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463422901] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:54:22,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:54:22,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:54:22,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688522151] [2022-11-23 15:54:22,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:54:22,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:54:22,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:54:22,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:54:22,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:54:22,081 INFO L87 Difference]: Start difference. First operand 8853 states and 12927 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-23 15:54:24,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:26,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:28,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:31,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:54:31,690 INFO L93 Difference]: Finished difference Result 13451 states and 19602 transitions. [2022-11-23 15:54:31,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:54:31,691 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) Word has length 212 [2022-11-23 15:54:31,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:54:31,727 INFO L225 Difference]: With dead ends: 13451 [2022-11-23 15:54:31,727 INFO L226 Difference]: Without dead ends: 9831 [2022-11-23 15:54:31,742 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:54:31,743 INFO L413 NwaCegarLoop]: 2929 mSDtfsCounter, 105 mSDsluCounter, 8621 mSDsCounter, 0 mSdLazyCounter, 1426 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 11550 SdHoareTripleChecker+Invalid, 1430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1426 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:54:31,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 11550 Invalid, 1430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1426 Invalid, 3 Unknown, 0 Unchecked, 9.0s Time] [2022-11-23 15:54:31,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9831 states. [2022-11-23 15:54:32,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9831 to 8877. [2022-11-23 15:54:32,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8877 states, 5348 states have (on average 1.3169409124906508) internal successors, (7043), 5679 states have internal predecessors, (7043), 2903 states have call successors, (2903), 524 states have call predecessors, (2903), 533 states have return successors, (3032), 2864 states have call predecessors, (3032), 2903 states have call successors, (3032) [2022-11-23 15:54:32,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8877 states to 8877 states and 12978 transitions. [2022-11-23 15:54:32,332 INFO L78 Accepts]: Start accepts. Automaton has 8877 states and 12978 transitions. Word has length 212 [2022-11-23 15:54:32,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:54:32,333 INFO L495 AbstractCegarLoop]: Abstraction has 8877 states and 12978 transitions. [2022-11-23 15:54:32,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-23 15:54:32,333 INFO L276 IsEmpty]: Start isEmpty. Operand 8877 states and 12978 transitions. [2022-11-23 15:54:32,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-11-23 15:54:32,339 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:54:32,340 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 6, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:54:32,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-23 15:54:32,340 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting mega_runpendqErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:54:32,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:54:32,341 INFO L85 PathProgramCache]: Analyzing trace with hash -833135532, now seen corresponding path program 1 times [2022-11-23 15:54:32,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:54:32,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726393958] [2022-11-23 15:54:32,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:54:32,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:54:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:54:34,442 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-23 15:54:34,442 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:54:34,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726393958] [2022-11-23 15:54:34,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726393958] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:54:34,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:54:34,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:54:34,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010825228] [2022-11-23 15:54:34,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:54:34,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:54:34,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:54:34,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:54:34,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:54:34,445 INFO L87 Difference]: Start difference. First operand 8877 states and 12978 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (45), 2 states have call predecessors, (45), 3 states have return successors, (42), 3 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-23 15:54:35,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:37,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:40,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:54:40,903 INFO L93 Difference]: Finished difference Result 17264 states and 25416 transitions. [2022-11-23 15:54:40,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:54:40,903 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (45), 2 states have call predecessors, (45), 3 states have return successors, (42), 3 states have call predecessors, (42), 2 states have call successors, (42) Word has length 223 [2022-11-23 15:54:40,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:54:40,943 INFO L225 Difference]: With dead ends: 17264 [2022-11-23 15:54:40,943 INFO L226 Difference]: Without dead ends: 8901 [2022-11-23 15:54:40,980 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:54:40,981 INFO L413 NwaCegarLoop]: 2707 mSDtfsCounter, 0 mSDsluCounter, 8104 mSDsCounter, 0 mSdLazyCounter, 1356 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10811 SdHoareTripleChecker+Invalid, 1356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:54:40,981 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10811 Invalid, 1356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1356 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-11-23 15:54:40,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8901 states. [2022-11-23 15:54:41,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8901 to 8901. [2022-11-23 15:54:41,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8901 states, 5366 states have (on average 1.3158777487886695) internal successors, (7061), 5697 states have internal predecessors, (7061), 2903 states have call successors, (2903), 524 states have call predecessors, (2903), 539 states have return successors, (3090), 2870 states have call predecessors, (3090), 2903 states have call successors, (3090) [2022-11-23 15:54:41,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8901 states to 8901 states and 13054 transitions. [2022-11-23 15:54:41,673 INFO L78 Accepts]: Start accepts. Automaton has 8901 states and 13054 transitions. Word has length 223 [2022-11-23 15:54:41,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:54:41,673 INFO L495 AbstractCegarLoop]: Abstraction has 8901 states and 13054 transitions. [2022-11-23 15:54:41,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (45), 2 states have call predecessors, (45), 3 states have return successors, (42), 3 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-23 15:54:41,674 INFO L276 IsEmpty]: Start isEmpty. Operand 8901 states and 13054 transitions. [2022-11-23 15:54:41,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-11-23 15:54:41,682 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:54:41,682 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 6, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:54:41,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-23 15:54:41,682 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting mega_runpendqErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:54:41,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:54:41,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1138237053, now seen corresponding path program 1 times [2022-11-23 15:54:41,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:54:41,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584364468] [2022-11-23 15:54:41,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:54:41,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:54:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:54:42,869 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2022-11-23 15:54:42,869 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:54:42,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584364468] [2022-11-23 15:54:42,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584364468] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:54:42,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1738208661] [2022-11-23 15:54:42,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:54:42,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:54:42,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:54:42,871 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:54:42,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-23 15:54:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:54:44,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 4093 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-23 15:54:44,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:54:44,805 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-23 15:54:44,805 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:54:44,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1738208661] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:54:44,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:54:44,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4] total 14 [2022-11-23 15:54:44,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554770445] [2022-11-23 15:54:44,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:54:44,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-23 15:54:44,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:54:44,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-23 15:54:44,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2022-11-23 15:54:44,825 INFO L87 Difference]: Start difference. First operand 8901 states and 13054 transitions. Second operand has 12 states, 9 states have (on average 11.222222222222221) internal successors, (101), 11 states have internal predecessors, (101), 7 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (46), 7 states have call predecessors, (46), 7 states have call successors, (46) [2022-11-23 15:54:48,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:50,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:52,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:54,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:56,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:54:58,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:55:00,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:55:08,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:55:08,063 INFO L93 Difference]: Finished difference Result 12659 states and 18382 transitions. [2022-11-23 15:55:08,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-23 15:55:08,064 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 11.222222222222221) internal successors, (101), 11 states have internal predecessors, (101), 7 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (46), 7 states have call predecessors, (46), 7 states have call successors, (46) Word has length 236 [2022-11-23 15:55:08,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:55:08,094 INFO L225 Difference]: With dead ends: 12659 [2022-11-23 15:55:08,094 INFO L226 Difference]: Without dead ends: 8883 [2022-11-23 15:55:08,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2022-11-23 15:55:08,111 INFO L413 NwaCegarLoop]: 2669 mSDtfsCounter, 21 mSDsluCounter, 26570 mSDsCounter, 0 mSdLazyCounter, 4232 mSolverCounterSat, 16 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 29239 SdHoareTripleChecker+Invalid, 4253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 4232 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.6s IncrementalHoareTripleChecker+Time [2022-11-23 15:55:08,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 29239 Invalid, 4253 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [16 Valid, 4232 Invalid, 5 Unknown, 0 Unchecked, 22.6s Time] [2022-11-23 15:55:08,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8883 states. [2022-11-23 15:55:08,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8883 to 8883. [2022-11-23 15:55:08,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8883 states, 5357 states have (on average 1.3152884076908717) internal successors, (7046), 5688 states have internal predecessors, (7046), 2897 states have call successors, (2897), 521 states have call predecessors, (2897), 536 states have return successors, (3084), 2864 states have call predecessors, (3084), 2897 states have call successors, (3084) [2022-11-23 15:55:08,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8883 states to 8883 states and 13027 transitions. [2022-11-23 15:55:08,590 INFO L78 Accepts]: Start accepts. Automaton has 8883 states and 13027 transitions. Word has length 236 [2022-11-23 15:55:08,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:55:08,591 INFO L495 AbstractCegarLoop]: Abstraction has 8883 states and 13027 transitions. [2022-11-23 15:55:08,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 11.222222222222221) internal successors, (101), 11 states have internal predecessors, (101), 7 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (46), 7 states have call predecessors, (46), 7 states have call successors, (46) [2022-11-23 15:55:08,591 INFO L276 IsEmpty]: Start isEmpty. Operand 8883 states and 13027 transitions. [2022-11-23 15:55:08,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-11-23 15:55:08,599 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:55:08,599 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:55:08,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-23 15:55:08,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:55:08,815 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:55:08,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:55:08,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1416964603, now seen corresponding path program 1 times [2022-11-23 15:55:08,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:55:08,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153603835] [2022-11-23 15:55:08,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:55:08,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:55:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:55:10,483 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2022-11-23 15:55:10,483 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:55:10,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153603835] [2022-11-23 15:55:10,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153603835] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:55:10,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1923123575] [2022-11-23 15:55:10,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:55:10,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:55:10,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:55:10,486 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:55:10,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-23 15:55:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:55:12,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 4570 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-23 15:55:12,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:55:13,009 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-23 15:55:13,010 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:55:13,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1923123575] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:55:13,010 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:55:13,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2022-11-23 15:55:13,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919920135] [2022-11-23 15:55:13,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:55:13,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:55:13,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:55:13,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:55:13,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-23 15:55:13,012 INFO L87 Difference]: Start difference. First operand 8883 states and 13027 transitions. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-23 15:55:15,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:55:17,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:55:21,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:55:21,573 INFO L93 Difference]: Finished difference Result 20550 states and 30769 transitions. [2022-11-23 15:55:21,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:55:21,573 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 240 [2022-11-23 15:55:21,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:55:21,608 INFO L225 Difference]: With dead ends: 20550 [2022-11-23 15:55:21,609 INFO L226 Difference]: Without dead ends: 13369 [2022-11-23 15:55:21,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-11-23 15:55:21,629 INFO L413 NwaCegarLoop]: 3419 mSDtfsCounter, 777 mSDsluCounter, 6122 mSDsCounter, 0 mSdLazyCounter, 1107 mSolverCounterSat, 324 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 942 SdHoareTripleChecker+Valid, 9541 SdHoareTripleChecker+Invalid, 1432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 1107 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-11-23 15:55:21,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [942 Valid, 9541 Invalid, 1432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 1107 Invalid, 1 Unknown, 0 Unchecked, 7.5s Time] [2022-11-23 15:55:21,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13369 states. [2022-11-23 15:55:22,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13369 to 8895. [2022-11-23 15:55:22,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8895 states, 5369 states have (on average 1.3145837213633824) internal successors, (7058), 5700 states have internal predecessors, (7058), 2897 states have call successors, (2897), 521 states have call predecessors, (2897), 536 states have return successors, (3084), 2864 states have call predecessors, (3084), 2897 states have call successors, (3084) [2022-11-23 15:55:22,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8895 states to 8895 states and 13039 transitions. [2022-11-23 15:55:22,268 INFO L78 Accepts]: Start accepts. Automaton has 8895 states and 13039 transitions. Word has length 240 [2022-11-23 15:55:22,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:55:22,268 INFO L495 AbstractCegarLoop]: Abstraction has 8895 states and 13039 transitions. [2022-11-23 15:55:22,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-23 15:55:22,269 INFO L276 IsEmpty]: Start isEmpty. Operand 8895 states and 13039 transitions. [2022-11-23 15:55:22,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-11-23 15:55:22,274 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:55:22,275 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-23 15:55:22,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-23 15:55:22,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-23 15:55:22,491 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:55:22,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:55:22,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1056630574, now seen corresponding path program 1 times [2022-11-23 15:55:22,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:55:22,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228510814] [2022-11-23 15:55:22,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:55:22,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:55:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:55:23,042 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-23 15:55:23,042 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:55:23,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228510814] [2022-11-23 15:55:23,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228510814] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:55:23,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:55:23,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:55:23,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208706671] [2022-11-23 15:55:23,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:55:23,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:55:23,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:55:23,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:55:23,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:55:23,045 INFO L87 Difference]: Start difference. First operand 8895 states and 13039 transitions. Second operand has 4 states, 3 states have (on average 26.666666666666668) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (38), 1 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-23 15:55:25,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:55:31,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:55:31,684 INFO L93 Difference]: Finished difference Result 14268 states and 20895 transitions. [2022-11-23 15:55:31,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:55:31,684 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 26.666666666666668) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (38), 1 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 243 [2022-11-23 15:55:31,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:55:31,749 INFO L225 Difference]: With dead ends: 14268 [2022-11-23 15:55:31,749 INFO L226 Difference]: Without dead ends: 14267 [2022-11-23 15:55:31,761 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:55:31,761 INFO L413 NwaCegarLoop]: 4545 mSDtfsCounter, 4432 mSDsluCounter, 3815 mSDsCounter, 0 mSdLazyCounter, 2308 mSolverCounterSat, 599 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4432 SdHoareTripleChecker+Valid, 8360 SdHoareTripleChecker+Invalid, 2908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 599 IncrementalHoareTripleChecker+Valid, 2308 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-11-23 15:55:31,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4432 Valid, 8360 Invalid, 2908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [599 Valid, 2308 Invalid, 1 Unknown, 0 Unchecked, 7.6s Time] [2022-11-23 15:55:31,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14267 states. [2022-11-23 15:55:32,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14267 to 12459. [2022-11-23 15:55:32,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12459 states, 7553 states have (on average 1.319740500463392) internal successors, (9968), 7980 states have internal predecessors, (9968), 4063 states have call successors, (4063), 729 states have call predecessors, (4063), 750 states have return successors, (4376), 4014 states have call predecessors, (4376), 4063 states have call successors, (4376) [2022-11-23 15:55:32,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12459 states to 12459 states and 18407 transitions. [2022-11-23 15:55:32,675 INFO L78 Accepts]: Start accepts. Automaton has 12459 states and 18407 transitions. Word has length 243 [2022-11-23 15:55:32,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:55:32,675 INFO L495 AbstractCegarLoop]: Abstraction has 12459 states and 18407 transitions. [2022-11-23 15:55:32,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 26.666666666666668) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (38), 1 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-23 15:55:32,675 INFO L276 IsEmpty]: Start isEmpty. Operand 12459 states and 18407 transitions. [2022-11-23 15:55:32,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-11-23 15:55:32,681 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:55:32,681 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-23 15:55:32,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-23 15:55:32,682 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_arch_io_io_mem_unmapErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-11-23 15:55:32,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:55:32,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1745218933, now seen corresponding path program 1 times [2022-11-23 15:55:32,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:55:32,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703273448] [2022-11-23 15:55:32,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:55:32,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:55:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:55:33,505 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-23 15:55:33,506 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:55:33,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703273448] [2022-11-23 15:55:33,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703273448] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:55:33,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95776790] [2022-11-23 15:55:33,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:55:33,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:55:33,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:55:33,508 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:55:33,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba121f-68d4-481d-8c59-314a8d5df1fd/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-23 15:55:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:55:35,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 3977 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-23 15:55:35,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:55:35,946 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-11-23 15:55:35,946 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 15:55:36,368 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-23 15:55:36,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95776790] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 15:55:36,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [963257319] [2022-11-23 15:55:36,402 INFO L159 IcfgInterpreter]: Started Sifa with 115 locations of interest [2022-11-23 15:55:36,402 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 15:55:36,406 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 15:55:36,412 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 15:55:36,413 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 15:55:42,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 103 [2022-11-23 15:55:42,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 496 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2022-11-23 15:55:43,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-23 15:55:44,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 496 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2022-11-23 15:55:44,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 496 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2022-11-23 15:55:45,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 25 select indices, 25 select index equivalence classes, 325 disjoint index pairs (out of 300 index pairs), introduced 25 new quantified variables, introduced 0 case distinctions, treesize of input 1065 treesize of output 891 [2022-11-23 15:55:46,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-23 15:55:46,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-23 15:55:47,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-23 15:55:47,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 109 [2022-11-23 15:55:48,128 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-23 15:55:48,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-23 15:55:48,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-23 15:57:47,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 15:57:47,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-23 15:58:31,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:31,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:34,312 INFO L321 Elim1Store]: treesize reduction 91, result has 56.9 percent of original size [2022-11-23 15:58:34,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 12069 treesize of output 11505 [2022-11-23 15:58:35,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:35,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:40,483 INFO L321 Elim1Store]: treesize reduction 107, result has 49.3 percent of original size [2022-11-23 15:58:40,487 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 11389 treesize of output 10809 [2022-11-23 15:58:43,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:58:43,524 INFO L217 Elim1Store]: Index analysis took 364 ms [2022-11-23 15:58:46,627 INFO L321 Elim1Store]: treesize reduction 510, result has 50.0 percent of original size [2022-11-23 15:58:46,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 31 select indices, 31 select index equivalence classes, 435 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 60 case distinctions, treesize of input 11085 treesize of output 10712 [2022-11-23 15:58:48,628 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-23 15:58:48,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 10201 treesize of output 10199 [2022-11-23 15:58:53,525 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-23 15:58:53,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 10196 treesize of output 10196 [2022-11-23 15:59:06,053 WARN L233 SmtUtils]: Spent 6.01s on a formula simplification. DAG size of input: 2384 DAG size of output: 2384 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-23 15:59:51,905 WARN L233 SmtUtils]: Spent 12.06s on a formula simplification. DAG size of input: 2397 DAG size of output: 2397 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-23 16:01:18,434 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-23 16:01:34,548 WARN L233 SmtUtils]: Spent 10.31s on a formula simplification that was a NOOP. DAG size: 2435 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-23 16:01:56,042 WARN L233 SmtUtils]: Spent 10.52s on a formula simplification that was a NOOP. DAG size: 2431 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-23 16:02:06,564 WARN L233 SmtUtils]: Spent 5.02s on a formula simplification that was a NOOP. DAG size: 2423 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-23 16:04:04,024 WARN L233 SmtUtils]: Spent 10.50s on a formula simplification that was a NOOP. DAG size: 2427 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)