./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/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_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59b1cfb91cc72e499bff6d8fc699fc231e5a5cccbbf2aefe05d1bfd2696fc05b --- 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 15:13:39,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:13:39,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:13:39,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:13:39,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:13:39,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:13:39,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:13:39,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:13:39,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:13:39,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:13:39,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:13:39,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:13:39,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:13:39,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:13:39,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:13:39,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:13:39,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:13:39,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:13:39,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:13:39,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:13:39,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:13:39,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:13:39,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:13:39,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:13:39,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:13:39,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:13:39,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:13:39,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:13:39,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:13:39,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:13:39,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:13:39,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:13:39,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:13:39,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:13:39,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:13:39,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:13:39,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:13:39,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:13:39,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:13:39,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:13:39,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:13:39,600 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:13:39,627 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:13:39,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:13:39,628 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:13:39,628 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:13:39,629 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:13:39,629 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:13:39,630 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:13:39,630 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:13:39,630 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:13:39,631 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:13:39,631 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:13:39,631 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:13:39,631 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:13:39,632 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:13:39,632 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:13:39,632 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:13:39,633 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:13:39,633 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:13:39,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:13:39,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:13:39,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:13:39,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:13:39,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:13:39,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:13:39,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:13:39,636 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:13:39,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:13:39,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:13:39,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:13:39,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:13:39,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:13:39,638 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:13:39,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:13:39,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:13:39,639 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:13:39,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:13:39,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:13:39,640 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:13:39,640 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_16f40152-8bae-432f-a2db-4f8dbbf51200/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59b1cfb91cc72e499bff6d8fc699fc231e5a5cccbbf2aefe05d1bfd2696fc05b [2022-11-23 15:13:39,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:13:39,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:13:39,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:13:39,973 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:13:39,973 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:13:39,975 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i [2022-11-23 15:13:43,265 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:13:43,995 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:13:43,997 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i [2022-11-23 15:13:44,064 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/data/f3b086e32/b7cef37817a04980a5db418ebd7113c9/FLAG762463fb1 [2022-11-23 15:13:44,084 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/data/f3b086e32/b7cef37817a04980a5db418ebd7113c9 [2022-11-23 15:13:44,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:13:44,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:13:44,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:13:44,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:13:44,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:13:44,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:13:44" (1/1) ... [2022-11-23 15:13:44,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55fcbe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:44, skipping insertion in model container [2022-11-23 15:13:44,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:13:44" (1/1) ... [2022-11-23 15:13:44,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:13:44,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:13:49,070 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434581,434594] [2022-11-23 15:13:49,075 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434726,434739] [2022-11-23 15:13:49,078 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434872,434885] [2022-11-23 15:13:49,078 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435037,435050] [2022-11-23 15:13:49,079 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435195,435208] [2022-11-23 15:13:49,079 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435353,435366] [2022-11-23 15:13:49,079 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435511,435524] [2022-11-23 15:13:49,080 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435671,435684] [2022-11-23 15:13:49,080 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435830,435843] [2022-11-23 15:13:49,081 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435969,435982] [2022-11-23 15:13:49,081 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436111,436124] [2022-11-23 15:13:49,083 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436260,436273] [2022-11-23 15:13:49,084 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436399,436412] [2022-11-23 15:13:49,084 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436554,436567] [2022-11-23 15:13:49,084 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436714,436727] [2022-11-23 15:13:49,085 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436865,436878] [2022-11-23 15:13:49,085 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437016,437029] [2022-11-23 15:13:49,085 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437168,437181] [2022-11-23 15:13:49,086 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437317,437330] [2022-11-23 15:13:49,086 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437465,437478] [2022-11-23 15:13:49,087 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437622,437635] [2022-11-23 15:13:49,087 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437771,437784] [2022-11-23 15:13:49,087 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437927,437940] [2022-11-23 15:13:49,088 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438080,438093] [2022-11-23 15:13:49,088 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438226,438239] [2022-11-23 15:13:49,089 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438369,438382] [2022-11-23 15:13:49,089 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438521,438534] [2022-11-23 15:13:49,089 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438667,438680] [2022-11-23 15:13:49,090 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438812,438825] [2022-11-23 15:13:49,090 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438966,438979] [2022-11-23 15:13:49,090 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439117,439130] [2022-11-23 15:13:49,091 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439272,439285] [2022-11-23 15:13:49,091 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439424,439437] [2022-11-23 15:13:49,092 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439579,439592] [2022-11-23 15:13:49,092 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439743,439756] [2022-11-23 15:13:49,092 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439899,439912] [2022-11-23 15:13:49,093 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440063,440076] [2022-11-23 15:13:49,093 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440205,440218] [2022-11-23 15:13:49,094 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440363,440376] [2022-11-23 15:13:49,094 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440530,440543] [2022-11-23 15:13:49,095 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440689,440702] [2022-11-23 15:13:49,095 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440848,440861] [2022-11-23 15:13:49,095 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440997,441010] [2022-11-23 15:13:49,096 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441144,441157] [2022-11-23 15:13:49,096 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441283,441296] [2022-11-23 15:13:49,097 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441446,441459] [2022-11-23 15:13:49,097 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441612,441625] [2022-11-23 15:13:49,098 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441776,441789] [2022-11-23 15:13:49,098 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441941,441954] [2022-11-23 15:13:49,099 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442106,442119] [2022-11-23 15:13:49,099 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442272,442285] [2022-11-23 15:13:49,100 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442437,442450] [2022-11-23 15:13:49,100 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442604,442617] [2022-11-23 15:13:49,100 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442764,442777] [2022-11-23 15:13:49,101 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442926,442939] [2022-11-23 15:13:49,101 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443085,443098] [2022-11-23 15:13:49,102 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443231,443244] [2022-11-23 15:13:49,102 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443374,443387] [2022-11-23 15:13:49,103 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443518,443531] [2022-11-23 15:13:49,103 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443661,443674] [2022-11-23 15:13:49,104 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443805,443818] [2022-11-23 15:13:49,104 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443946,443959] [2022-11-23 15:13:49,104 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444084,444097] [2022-11-23 15:13:49,105 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444242,444255] [2022-11-23 15:13:49,105 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444401,444414] [2022-11-23 15:13:49,106 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444557,444570] [2022-11-23 15:13:49,106 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444706,444719] [2022-11-23 15:13:49,107 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444858,444871] [2022-11-23 15:13:49,107 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445009,445022] [2022-11-23 15:13:49,107 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445158,445171] [2022-11-23 15:13:49,108 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445310,445323] [2022-11-23 15:13:49,108 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445458,445471] [2022-11-23 15:13:49,109 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445611,445624] [2022-11-23 15:13:49,109 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445762,445775] [2022-11-23 15:13:49,110 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445912,445925] [2022-11-23 15:13:49,110 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446059,446072] [2022-11-23 15:13:49,110 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446210,446223] [2022-11-23 15:13:49,111 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446361,446374] [2022-11-23 15:13:49,111 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446509,446522] [2022-11-23 15:13:49,112 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446675,446688] [2022-11-23 15:13:49,112 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446844,446857] [2022-11-23 15:13:49,113 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447011,447024] [2022-11-23 15:13:49,113 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447179,447192] [2022-11-23 15:13:49,114 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447329,447342] [2022-11-23 15:13:49,114 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447476,447489] [2022-11-23 15:13:49,114 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447637,447650] [2022-11-23 15:13:49,115 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447807,447820] [2022-11-23 15:13:49,115 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447969,447982] [2022-11-23 15:13:49,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:13:49,155 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:13:49,719 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434581,434594] [2022-11-23 15:13:49,725 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434726,434739] [2022-11-23 15:13:49,726 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434872,434885] [2022-11-23 15:13:49,726 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435037,435050] [2022-11-23 15:13:49,727 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435195,435208] [2022-11-23 15:13:49,727 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435353,435366] [2022-11-23 15:13:49,728 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435511,435524] [2022-11-23 15:13:49,728 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435671,435684] [2022-11-23 15:13:49,729 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435830,435843] [2022-11-23 15:13:49,729 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435969,435982] [2022-11-23 15:13:49,730 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436111,436124] [2022-11-23 15:13:49,730 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436260,436273] [2022-11-23 15:13:49,731 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436399,436412] [2022-11-23 15:13:49,732 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436554,436567] [2022-11-23 15:13:49,732 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436714,436727] [2022-11-23 15:13:49,733 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436865,436878] [2022-11-23 15:13:49,734 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437016,437029] [2022-11-23 15:13:49,734 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437168,437181] [2022-11-23 15:13:49,735 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437317,437330] [2022-11-23 15:13:49,736 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437465,437478] [2022-11-23 15:13:49,736 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437622,437635] [2022-11-23 15:13:49,737 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437771,437784] [2022-11-23 15:13:49,738 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437927,437940] [2022-11-23 15:13:49,739 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438080,438093] [2022-11-23 15:13:49,740 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438226,438239] [2022-11-23 15:13:49,741 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438369,438382] [2022-11-23 15:13:49,741 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438521,438534] [2022-11-23 15:13:49,742 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438667,438680] [2022-11-23 15:13:49,742 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438812,438825] [2022-11-23 15:13:49,744 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438966,438979] [2022-11-23 15:13:49,745 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439117,439130] [2022-11-23 15:13:49,745 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439272,439285] [2022-11-23 15:13:49,746 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439424,439437] [2022-11-23 15:13:49,746 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439579,439592] [2022-11-23 15:13:49,746 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439743,439756] [2022-11-23 15:13:49,747 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439899,439912] [2022-11-23 15:13:49,748 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440063,440076] [2022-11-23 15:13:49,749 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440205,440218] [2022-11-23 15:13:49,750 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440363,440376] [2022-11-23 15:13:49,750 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440530,440543] [2022-11-23 15:13:49,752 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440689,440702] [2022-11-23 15:13:49,752 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440848,440861] [2022-11-23 15:13:49,753 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440997,441010] [2022-11-23 15:13:49,754 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441144,441157] [2022-11-23 15:13:49,754 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441283,441296] [2022-11-23 15:13:49,755 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441446,441459] [2022-11-23 15:13:49,755 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441612,441625] [2022-11-23 15:13:49,756 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441776,441789] [2022-11-23 15:13:49,756 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441941,441954] [2022-11-23 15:13:49,757 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442106,442119] [2022-11-23 15:13:49,757 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442272,442285] [2022-11-23 15:13:49,760 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442437,442450] [2022-11-23 15:13:49,760 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442604,442617] [2022-11-23 15:13:49,762 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442764,442777] [2022-11-23 15:13:49,763 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442926,442939] [2022-11-23 15:13:49,764 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443085,443098] [2022-11-23 15:13:49,768 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443231,443244] [2022-11-23 15:13:49,769 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443374,443387] [2022-11-23 15:13:49,770 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443518,443531] [2022-11-23 15:13:49,770 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443661,443674] [2022-11-23 15:13:49,771 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443805,443818] [2022-11-23 15:13:49,772 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443946,443959] [2022-11-23 15:13:49,774 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444084,444097] [2022-11-23 15:13:49,774 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444242,444255] [2022-11-23 15:13:49,775 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444401,444414] [2022-11-23 15:13:49,783 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444557,444570] [2022-11-23 15:13:49,786 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444706,444719] [2022-11-23 15:13:49,787 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444858,444871] [2022-11-23 15:13:49,787 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445009,445022] [2022-11-23 15:13:49,788 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445158,445171] [2022-11-23 15:13:49,788 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445310,445323] [2022-11-23 15:13:49,789 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445458,445471] [2022-11-23 15:13:49,789 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445611,445624] [2022-11-23 15:13:49,790 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445762,445775] [2022-11-23 15:13:49,791 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445912,445925] [2022-11-23 15:13:49,791 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446059,446072] [2022-11-23 15:13:49,791 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446210,446223] [2022-11-23 15:13:49,792 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446361,446374] [2022-11-23 15:13:49,794 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446509,446522] [2022-11-23 15:13:49,794 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446675,446688] [2022-11-23 15:13:49,795 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446844,446857] [2022-11-23 15:13:49,795 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447011,447024] [2022-11-23 15:13:49,796 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447179,447192] [2022-11-23 15:13:49,796 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447329,447342] [2022-11-23 15:13:49,797 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447476,447489] [2022-11-23 15:13:49,797 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447637,447650] [2022-11-23 15:13:49,798 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447807,447820] [2022-11-23 15:13:49,798 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_16f40152-8bae-432f-a2db-4f8dbbf51200/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447969,447982] [2022-11-23 15:13:49,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:13:50,117 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:13:50,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50 WrapperNode [2022-11-23 15:13:50,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:13:50,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:13:50,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:13:50,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:13:50,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,457 INFO L138 Inliner]: procedures = 749, calls = 3433, calls flagged for inlining = 401, calls inlined = 237, statements flattened = 6808 [2022-11-23 15:13:50,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:13:50,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:13:50,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:13:50,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:13:50,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,705 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:13:50,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:13:50,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:13:50,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:13:50,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (1/1) ... [2022-11-23 15:13:50,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:13:50,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:13:50,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:13:50,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:13:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-23 15:13:50,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-23 15:13:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 15:13:50,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 15:13:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-23 15:13:50,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-23 15:13:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-23 15:13:50,857 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-23 15:13:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure u132_disable [2022-11-23 15:13:50,857 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_disable [2022-11-23 15:13:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-23 15:13:50,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-23 15:13:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure u132_remove [2022-11-23 15:13:50,863 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_remove [2022-11-23 15:13:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure u132_udev_init_kref [2022-11-23 15:13:50,863 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_udev_init_kref [2022-11-23 15:13:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-23 15:13:50,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-23 15:13:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-23 15:13:50,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-23 15:13:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 15:13:50,864 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 15:13:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure u132_udev_put_kref [2022-11-23 15:13:50,864 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_udev_put_kref [2022-11-23 15:13:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ftdi_elan_read_pcimem [2022-11-23 15:13:50,864 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ftdi_elan_read_pcimem [2022-11-23 15:13:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_requeue_work [2022-11-23 15:13:50,865 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_requeue_work [2022-11-23 15:13:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure u132_bus_suspend [2022-11-23 15:13:50,865 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_bus_suspend [2022-11-23 15:13:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure u132_get_frame [2022-11-23 15:13:50,865 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_get_frame [2022-11-23 15:13:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 15:13:50,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 15:13:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 15:13:50,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 15:13:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure edset_output [2022-11-23 15:13:50,866 INFO L138 BoogieDeclarations]: Found implementation of procedure edset_output [2022-11-23 15:13:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-23 15:13:50,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-23 15:13:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure read_roothub_info [2022-11-23 15:13:50,866 INFO L138 BoogieDeclarations]: Found implementation of procedure read_roothub_info [2022-11-23 15:13:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_scheduler_lock_of_u132 [2022-11-23 15:13:50,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_scheduler_lock_of_u132 [2022-11-23 15:13:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure edset_single [2022-11-23 15:13:50,867 INFO L138 BoogieDeclarations]: Found implementation of procedure edset_single [2022-11-23 15:13:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:13:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure edset_setup [2022-11-23 15:13:50,867 INFO L138 BoogieDeclarations]: Found implementation of procedure edset_setup [2022-11-23 15:13:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-23 15:13:50,867 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-23 15:13:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-23 15:13:50,868 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-23 15:13:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-23 15:13:50,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-23 15:13:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure u132_resume [2022-11-23 15:13:50,868 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_resume [2022-11-23 15:13:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2022-11-23 15:13:50,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2022-11-23 15:13:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 15:13:50,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 15:13:50,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-23 15:13:50,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-23 15:13:50,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 15:13:50,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 15:13:50,874 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_cancel_work [2022-11-23 15:13:50,874 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_cancel_work [2022-11-23 15:13:50,874 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-23 15:13:50,874 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-23 15:13:50,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-23 15:13:50,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-23 15:13:50,874 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-11-23 15:13:50,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-11-23 15:13:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:13:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_ring_work_scheduler [2022-11-23 15:13:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_ring_work_scheduler [2022-11-23 15:13:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-23 15:13:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-23 15:13:50,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-23 15:13:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-23 15:13:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-23 15:13:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-23 15:13:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-23 15:13:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-23 15:13:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure u132_u132_put_kref [2022-11-23 15:13:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_u132_put_kref [2022-11-23 15:13:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-23 15:13:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-23 15:13:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-23 15:13:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-23 15:13:50,878 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_endp_work_scheduler [2022-11-23 15:13:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_endp_work_scheduler [2022-11-23 15:13:50,878 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-23 15:13:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-23 15:13:50,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-23 15:13:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-23 15:13:50,878 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_monitor_work [2022-11-23 15:13:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_monitor_work [2022-11-23 15:13:50,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:13:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure u132_monitor_requeue_work [2022-11-23 15:13:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_monitor_requeue_work [2022-11-23 15:13:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_stop [2022-11-23 15:13:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_stop [2022-11-23 15:13:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:13:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 15:13:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 15:13:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 15:13:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_giveback_urb [2022-11-23 15:13:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_giveback_urb [2022-11-23 15:13:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 15:13:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 15:13:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ftdi_elan_write_pcimem [2022-11-23 15:13:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ftdi_elan_write_pcimem [2022-11-23 15:13:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 15:13:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 15:13:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_queue_work [2022-11-23 15:13:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_queue_work [2022-11-23 15:13:50,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_u132_module_lock [2022-11-23 15:13:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_u132_module_lock [2022-11-23 15:13:50,881 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_queue_work [2022-11-23 15:13:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_queue_work [2022-11-23 15:13:50,882 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2022-11-23 15:13:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2022-11-23 15:13:50,882 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-23 15:13:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-23 15:13:50,882 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 15:13:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 15:13:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_start [2022-11-23 15:13:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_start [2022-11-23 15:13:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-23 15:13:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-23 15:13:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ftdi_elan_edset_input [2022-11-23 15:13:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ftdi_elan_edset_input [2022-11-23 15:13:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure u132_to_hcd [2022-11-23 15:13:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_to_hcd [2022-11-23 15:13:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure u132_probe [2022-11-23 15:13:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_probe [2022-11-23 15:13:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_sw_lock_of_u132 [2022-11-23 15:13:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_sw_lock_of_u132 [2022-11-23 15:13:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-23 15:13:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-23 15:13:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:13:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:13:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_init_kref [2022-11-23 15:13:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_init_kref [2022-11-23 15:13:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_sw_lock_of_u132 [2022-11-23 15:13:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_sw_lock_of_u132 [2022-11-23 15:13:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-23 15:13:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-23 15:13:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-23 15:13:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-23 15:13:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 15:13:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 15:13:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure u132_udev_get_kref [2022-11-23 15:13:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_udev_get_kref [2022-11-23 15:13:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-23 15:13:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-23 15:13:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_u132 [2022-11-23 15:13:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_u132 [2022-11-23 15:13:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-23 15:13:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-23 15:13:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2022-11-23 15:13:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2022-11-23 15:13:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure u132_bus_resume [2022-11-23 15:13:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_bus_resume [2022-11-23 15:13:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_slock_of_u132_spin [2022-11-23 15:13:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_slock_of_u132_spin [2022-11-23 15:13:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-23 15:13:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-23 15:13:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_delete [2022-11-23 15:13:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_delete [2022-11-23 15:13:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:13:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2022-11-23 15:13:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2022-11-23 15:13:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-23 15:13:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-23 15:13:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-23 15:13:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-23 15:13:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_put_kref [2022-11-23 15:13:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_put_kref [2022-11-23 15:13:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 15:13:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_100 [2022-11-23 15:13:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_100 [2022-11-23 15:13:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 15:13:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_put_kref [2022-11-23 15:13:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_put_kref [2022-11-23 15:13:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-23 15:13:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-23 15:13:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_urb_dequeue [2022-11-23 15:13:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_urb_dequeue [2022-11-23 15:13:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-23 15:13:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-23 15:13:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 15:13:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 15:13:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-23 15:13:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-23 15:13:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_reset [2022-11-23 15:13:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_reset [2022-11-23 15:13:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-23 15:13:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-23 15:13:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-23 15:13:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-23 15:13:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-23 15:13:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-23 15:13:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-23 15:13:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-23 15:13:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure port_power [2022-11-23 15:13:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure port_power [2022-11-23 15:13:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-23 15:13:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-23 15:13:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-23 15:13:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-23 15:13:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 15:13:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 15:13:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-23 15:13:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-23 15:13:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:13:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-23 15:13:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-23 15:13:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2022-11-23 15:13:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2022-11-23 15:13:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 15:13:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 15:13:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-23 15:13:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-23 15:13:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-11-23 15:13:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-11-23 15:13:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_scheduler_lock_of_u132 [2022-11-23 15:13:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_scheduler_lock_of_u132 [2022-11-23 15:13:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_cancel_work [2022-11-23 15:13:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_cancel_work [2022-11-23 15:13:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 15:13:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 15:13:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-23 15:13:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-23 15:13:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-23 15:13:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-23 15:13:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-23 15:13:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-23 15:13:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-23 15:13:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_u132_module_lock [2022-11-23 15:13:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_u132_module_lock [2022-11-23 15:13:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:13:51,896 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:13:51,899 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:13:52,062 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 15:13:58,558 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:13:59,435 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:13:59,435 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 15:13:59,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:13:59 BoogieIcfgContainer [2022-11-23 15:13:59,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:13:59,446 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:13:59,446 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:13:59,449 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:13:59,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:13:44" (1/3) ... [2022-11-23 15:13:59,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f203d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:13:59, skipping insertion in model container [2022-11-23 15:13:59,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:50" (2/3) ... [2022-11-23 15:13:59,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f203d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:13:59, skipping insertion in model container [2022-11-23 15:13:59,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:13:59" (3/3) ... [2022-11-23 15:13:59,455 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i [2022-11-23 15:13:59,475 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:13:59,475 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2022-11-23 15:13:59,572 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:13:59,579 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;@30fc5cc3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:13:59,580 INFO L358 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2022-11-23 15:13:59,590 INFO L276 IsEmpty]: Start isEmpty. Operand has 1793 states, 1084 states have (on average 1.3736162361623616) internal successors, (1489), 1176 states have internal predecessors, (1489), 565 states have call successors, (565), 115 states have call predecessors, (565), 114 states have return successors, (559), 527 states have call predecessors, (559), 559 states have call successors, (559) [2022-11-23 15:13:59,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-23 15:13:59,600 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:13:59,601 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-23 15:13:59,601 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:13:59,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:13:59,606 INFO L85 PathProgramCache]: Analyzing trace with hash -768989413, now seen corresponding path program 1 times [2022-11-23 15:13:59,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:13:59,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824899370] [2022-11-23 15:13:59,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:13:59,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:00,740 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:00,741 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:00,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824899370] [2022-11-23 15:14:00,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824899370] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:00,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:00,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:00,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332811508] [2022-11-23 15:14:00,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:00,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:00,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:00,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:00,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:00,800 INFO L87 Difference]: Start difference. First operand has 1793 states, 1084 states have (on average 1.3736162361623616) internal successors, (1489), 1176 states have internal predecessors, (1489), 565 states have call successors, (565), 115 states have call predecessors, (565), 114 states have return successors, (559), 527 states have call predecessors, (559), 559 states have call successors, (559) Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-23 15:14:02,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:02,331 INFO L93 Difference]: Finished difference Result 3557 states and 5408 transitions. [2022-11-23 15:14:02,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:02,333 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 46 [2022-11-23 15:14:02,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:02,358 INFO L225 Difference]: With dead ends: 3557 [2022-11-23 15:14:02,359 INFO L226 Difference]: Without dead ends: 1776 [2022-11-23 15:14:02,376 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 15:14:02,379 INFO L413 NwaCegarLoop]: 2339 mSDtfsCounter, 2560 mSDsluCounter, 2339 mSDsCounter, 0 mSdLazyCounter, 479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2562 SdHoareTripleChecker+Valid, 4678 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:02,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2562 Valid, 4678 Invalid, 479 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 479 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-23 15:14:02,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2022-11-23 15:14:02,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1776. [2022-11-23 15:14:02,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1776 states, 1076 states have (on average 1.3429368029739777) internal successors, (1445), 1163 states have internal predecessors, (1445), 559 states have call successors, (559), 114 states have call predecessors, (559), 113 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-23 15:14:02,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2561 transitions. [2022-11-23 15:14:02,554 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2561 transitions. Word has length 46 [2022-11-23 15:14:02,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:02,556 INFO L495 AbstractCegarLoop]: Abstraction has 1776 states and 2561 transitions. [2022-11-23 15:14:02,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-23 15:14:02,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2561 transitions. [2022-11-23 15:14:02,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-23 15:14:02,559 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:02,559 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-23 15:14:02,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:14:02,560 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:02,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:02,560 INFO L85 PathProgramCache]: Analyzing trace with hash 575543316, now seen corresponding path program 1 times [2022-11-23 15:14:02,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:02,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352644318] [2022-11-23 15:14:02,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:02,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:02,970 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:02,970 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:02,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352644318] [2022-11-23 15:14:02,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352644318] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:02,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:02,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:02,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966556025] [2022-11-23 15:14:02,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:02,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:02,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:02,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:02,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:02,974 INFO L87 Difference]: Start difference. First operand 1776 states and 2561 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-23 15:14:04,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:04,255 INFO L93 Difference]: Finished difference Result 1776 states and 2561 transitions. [2022-11-23 15:14:04,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:04,256 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 51 [2022-11-23 15:14:04,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:04,272 INFO L225 Difference]: With dead ends: 1776 [2022-11-23 15:14:04,272 INFO L226 Difference]: Without dead ends: 1774 [2022-11-23 15:14:04,274 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 15:14:04,275 INFO L413 NwaCegarLoop]: 2319 mSDtfsCounter, 2538 mSDsluCounter, 2319 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2540 SdHoareTripleChecker+Valid, 4638 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:04,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2540 Valid, 4638 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-23 15:14:04,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1774 states. [2022-11-23 15:14:04,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1774 to 1774. [2022-11-23 15:14:04,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1774 states, 1075 states have (on average 1.3423255813953487) internal successors, (1443), 1161 states have internal predecessors, (1443), 559 states have call successors, (559), 114 states have call predecessors, (559), 113 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-23 15:14:04,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1774 states and 2559 transitions. [2022-11-23 15:14:04,401 INFO L78 Accepts]: Start accepts. Automaton has 1774 states and 2559 transitions. Word has length 51 [2022-11-23 15:14:04,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:04,402 INFO L495 AbstractCegarLoop]: Abstraction has 1774 states and 2559 transitions. [2022-11-23 15:14:04,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-23 15:14:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2559 transitions. [2022-11-23 15:14:04,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-23 15:14:04,404 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:04,405 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-11-23 15:14:04,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:14:04,405 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:04,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:04,406 INFO L85 PathProgramCache]: Analyzing trace with hash 431566477, now seen corresponding path program 1 times [2022-11-23 15:14:04,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:04,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901537862] [2022-11-23 15:14:04,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:04,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:05,083 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-23 15:14:05,083 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:05,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901537862] [2022-11-23 15:14:05,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901537862] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:05,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:05,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:14:05,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830833554] [2022-11-23 15:14:05,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:05,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:14:05,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:05,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:14:05,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:14:05,086 INFO L87 Difference]: Start difference. First operand 1774 states and 2559 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-23 15:14:06,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:06,544 INFO L93 Difference]: Finished difference Result 1790 states and 2571 transitions. [2022-11-23 15:14:06,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 15:14:06,545 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2022-11-23 15:14:06,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:06,555 INFO L225 Difference]: With dead ends: 1790 [2022-11-23 15:14:06,555 INFO L226 Difference]: Without dead ends: 1788 [2022-11-23 15:14:06,557 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-23 15:14:06,558 INFO L413 NwaCegarLoop]: 2323 mSDtfsCounter, 2521 mSDsluCounter, 4664 mSDsCounter, 0 mSdLazyCounter, 731 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2524 SdHoareTripleChecker+Valid, 6987 SdHoareTripleChecker+Invalid, 733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:06,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2524 Valid, 6987 Invalid, 733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 731 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-23 15:14:06,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2022-11-23 15:14:06,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 1786. [2022-11-23 15:14:06,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1786 states, 1083 states have (on average 1.3407202216066483) internal successors, (1452), 1169 states have internal predecessors, (1452), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-23 15:14:06,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1786 states and 2568 transitions. [2022-11-23 15:14:06,676 INFO L78 Accepts]: Start accepts. Automaton has 1786 states and 2568 transitions. Word has length 53 [2022-11-23 15:14:06,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:06,677 INFO L495 AbstractCegarLoop]: Abstraction has 1786 states and 2568 transitions. [2022-11-23 15:14:06,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-23 15:14:06,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2568 transitions. [2022-11-23 15:14:06,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-23 15:14:06,679 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:06,679 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-23 15:14:06,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 15:14:06,679 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:06,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:06,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1149709474, now seen corresponding path program 1 times [2022-11-23 15:14:06,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:06,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704605613] [2022-11-23 15:14:06,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:06,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:07,057 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:07,057 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:07,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704605613] [2022-11-23 15:14:07,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704605613] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:07,058 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:07,058 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:07,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349671537] [2022-11-23 15:14:07,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:07,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:07,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:07,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:07,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:07,060 INFO L87 Difference]: Start difference. First operand 1786 states and 2568 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-23 15:14:08,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:08,195 INFO L93 Difference]: Finished difference Result 1786 states and 2568 transitions. [2022-11-23 15:14:08,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:08,196 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 56 [2022-11-23 15:14:08,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:08,207 INFO L225 Difference]: With dead ends: 1786 [2022-11-23 15:14:08,208 INFO L226 Difference]: Without dead ends: 1784 [2022-11-23 15:14:08,209 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 15:14:08,213 INFO L413 NwaCegarLoop]: 2317 mSDtfsCounter, 2535 mSDsluCounter, 2317 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2537 SdHoareTripleChecker+Valid, 4634 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:08,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2537 Valid, 4634 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 15:14:08,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1784 states. [2022-11-23 15:14:08,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1784 to 1784. [2022-11-23 15:14:08,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1784 states, 1082 states have (on average 1.3401109057301295) internal successors, (1450), 1167 states have internal predecessors, (1450), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-23 15:14:08,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1784 states and 2566 transitions. [2022-11-23 15:14:08,346 INFO L78 Accepts]: Start accepts. Automaton has 1784 states and 2566 transitions. Word has length 56 [2022-11-23 15:14:08,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:08,346 INFO L495 AbstractCegarLoop]: Abstraction has 1784 states and 2566 transitions. [2022-11-23 15:14:08,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-23 15:14:08,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2566 transitions. [2022-11-23 15:14:08,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-23 15:14:08,353 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:08,353 INFO L195 NwaCegarLoop]: trace histogram [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 15:14:08,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 15:14:08,355 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:08,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:08,355 INFO L85 PathProgramCache]: Analyzing trace with hash 87238735, now seen corresponding path program 1 times [2022-11-23 15:14:08,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:08,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043756910] [2022-11-23 15:14:08,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:08,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:08,796 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:08,797 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:08,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043756910] [2022-11-23 15:14:08,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043756910] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:08,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:08,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:08,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116026231] [2022-11-23 15:14:08,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:08,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:08,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:08,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:08,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:08,800 INFO L87 Difference]: Start difference. First operand 1784 states and 2566 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-23 15:14:10,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:10,063 INFO L93 Difference]: Finished difference Result 1784 states and 2566 transitions. [2022-11-23 15:14:10,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:10,064 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 61 [2022-11-23 15:14:10,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:10,075 INFO L225 Difference]: With dead ends: 1784 [2022-11-23 15:14:10,076 INFO L226 Difference]: Without dead ends: 1782 [2022-11-23 15:14:10,077 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 15:14:10,078 INFO L413 NwaCegarLoop]: 2315 mSDtfsCounter, 2532 mSDsluCounter, 2315 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2534 SdHoareTripleChecker+Valid, 4630 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:10,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2534 Valid, 4630 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 15:14:10,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2022-11-23 15:14:10,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2022-11-23 15:14:10,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1081 states have (on average 1.33950046253469) internal successors, (1448), 1165 states have internal predecessors, (1448), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-23 15:14:10,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2564 transitions. [2022-11-23 15:14:10,278 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2564 transitions. Word has length 61 [2022-11-23 15:14:10,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:10,279 INFO L495 AbstractCegarLoop]: Abstraction has 1782 states and 2564 transitions. [2022-11-23 15:14:10,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-23 15:14:10,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2564 transitions. [2022-11-23 15:14:10,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-23 15:14:10,281 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:10,282 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-11-23 15:14:10,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 15:14:10,282 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:10,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:10,283 INFO L85 PathProgramCache]: Analyzing trace with hash 713871270, now seen corresponding path program 1 times [2022-11-23 15:14:10,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:10,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599687375] [2022-11-23 15:14:10,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:10,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:10,684 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-23 15:14:10,685 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:10,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599687375] [2022-11-23 15:14:10,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599687375] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:10,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:10,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:14:10,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623737997] [2022-11-23 15:14:10,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:10,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:14:10,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:10,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:14:10,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:14:10,688 INFO L87 Difference]: Start difference. First operand 1782 states and 2564 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2022-11-23 15:14:12,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:12,529 INFO L93 Difference]: Finished difference Result 1784 states and 2565 transitions. [2022-11-23 15:14:12,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:14:12,529 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) Word has length 63 [2022-11-23 15:14:12,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:12,539 INFO L225 Difference]: With dead ends: 1784 [2022-11-23 15:14:12,540 INFO L226 Difference]: Without dead ends: 1782 [2022-11-23 15:14:12,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 15:14:12,542 INFO L413 NwaCegarLoop]: 2314 mSDtfsCounter, 23 mSDsluCounter, 6925 mSDsCounter, 0 mSdLazyCounter, 964 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 9239 SdHoareTripleChecker+Invalid, 964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:12,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 9239 Invalid, 964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-23 15:14:12,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2022-11-23 15:14:12,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2022-11-23 15:14:12,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1081 states have (on average 1.3385753931544866) internal successors, (1447), 1165 states have internal predecessors, (1447), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-23 15:14:12,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2563 transitions. [2022-11-23 15:14:12,674 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2563 transitions. Word has length 63 [2022-11-23 15:14:12,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:12,674 INFO L495 AbstractCegarLoop]: Abstraction has 1782 states and 2563 transitions. [2022-11-23 15:14:12,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2022-11-23 15:14:12,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2563 transitions. [2022-11-23 15:14:12,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-23 15:14:12,676 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:12,676 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-23 15:14:12,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 15:14:12,677 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:12,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:12,677 INFO L85 PathProgramCache]: Analyzing trace with hash 234724110, now seen corresponding path program 1 times [2022-11-23 15:14:12,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:12,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090548812] [2022-11-23 15:14:12,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:12,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:12,947 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:12,947 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:12,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090548812] [2022-11-23 15:14:12,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090548812] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:12,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:12,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:12,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277938750] [2022-11-23 15:14:12,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:12,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:12,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:12,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:12,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:12,950 INFO L87 Difference]: Start difference. First operand 1782 states and 2563 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-23 15:14:14,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:14,082 INFO L93 Difference]: Finished difference Result 1782 states and 2563 transitions. [2022-11-23 15:14:14,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:14,083 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 66 [2022-11-23 15:14:14,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:14,092 INFO L225 Difference]: With dead ends: 1782 [2022-11-23 15:14:14,093 INFO L226 Difference]: Without dead ends: 1780 [2022-11-23 15:14:14,094 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 15:14:14,095 INFO L413 NwaCegarLoop]: 2313 mSDtfsCounter, 2529 mSDsluCounter, 2313 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2531 SdHoareTripleChecker+Valid, 4626 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:14,096 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2531 Valid, 4626 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 15:14:14,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1780 states. [2022-11-23 15:14:14,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1780 to 1780. [2022-11-23 15:14:14,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1780 states, 1080 states have (on average 1.337962962962963) internal successors, (1445), 1163 states have internal predecessors, (1445), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-23 15:14:14,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1780 states and 2561 transitions. [2022-11-23 15:14:14,269 INFO L78 Accepts]: Start accepts. Automaton has 1780 states and 2561 transitions. Word has length 66 [2022-11-23 15:14:14,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:14,270 INFO L495 AbstractCegarLoop]: Abstraction has 1780 states and 2561 transitions. [2022-11-23 15:14:14,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-23 15:14:14,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2561 transitions. [2022-11-23 15:14:14,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-23 15:14:14,271 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:14,271 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-23 15:14:14,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 15:14:14,272 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:14,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:14,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1733528433, now seen corresponding path program 1 times [2022-11-23 15:14:14,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:14,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49390740] [2022-11-23 15:14:14,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:14,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:14,525 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:14,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49390740] [2022-11-23 15:14:14,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49390740] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:14,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:14,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:14,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706994373] [2022-11-23 15:14:14,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:14,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:14,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:14,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:14,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:14,527 INFO L87 Difference]: Start difference. First operand 1780 states and 2561 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-23 15:14:15,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:15,679 INFO L93 Difference]: Finished difference Result 1780 states and 2561 transitions. [2022-11-23 15:14:15,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:15,680 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 71 [2022-11-23 15:14:15,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:15,690 INFO L225 Difference]: With dead ends: 1780 [2022-11-23 15:14:15,690 INFO L226 Difference]: Without dead ends: 1778 [2022-11-23 15:14:15,692 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 15:14:15,692 INFO L413 NwaCegarLoop]: 2311 mSDtfsCounter, 2526 mSDsluCounter, 2311 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2528 SdHoareTripleChecker+Valid, 4622 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:15,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2528 Valid, 4622 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 15:14:15,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1778 states. [2022-11-23 15:14:15,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1778 to 1778. [2022-11-23 15:14:15,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1778 states, 1079 states have (on average 1.3373493975903614) internal successors, (1443), 1161 states have internal predecessors, (1443), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-23 15:14:15,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1778 states and 2559 transitions. [2022-11-23 15:14:15,842 INFO L78 Accepts]: Start accepts. Automaton has 1778 states and 2559 transitions. Word has length 71 [2022-11-23 15:14:15,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:15,844 INFO L495 AbstractCegarLoop]: Abstraction has 1778 states and 2559 transitions. [2022-11-23 15:14:15,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-23 15:14:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2559 transitions. [2022-11-23 15:14:15,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-23 15:14:15,850 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:15,850 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-23 15:14:15,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 15:14:15,850 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:15,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:15,852 INFO L85 PathProgramCache]: Analyzing trace with hash 2080148240, now seen corresponding path program 1 times [2022-11-23 15:14:15,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:15,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352337382] [2022-11-23 15:14:15,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:15,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:16,119 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:16,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352337382] [2022-11-23 15:14:16,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352337382] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:16,119 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:16,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:16,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763449606] [2022-11-23 15:14:16,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:16,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:16,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:16,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:16,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:16,124 INFO L87 Difference]: Start difference. First operand 1778 states and 2559 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-23 15:14:17,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:17,397 INFO L93 Difference]: Finished difference Result 1778 states and 2559 transitions. [2022-11-23 15:14:17,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:17,398 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 76 [2022-11-23 15:14:17,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:17,410 INFO L225 Difference]: With dead ends: 1778 [2022-11-23 15:14:17,410 INFO L226 Difference]: Without dead ends: 1776 [2022-11-23 15:14:17,411 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 15:14:17,414 INFO L413 NwaCegarLoop]: 2309 mSDtfsCounter, 2523 mSDsluCounter, 2309 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2525 SdHoareTripleChecker+Valid, 4618 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:17,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2525 Valid, 4618 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 15:14:17,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2022-11-23 15:14:17,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1776. [2022-11-23 15:14:17,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1776 states, 1078 states have (on average 1.336734693877551) internal successors, (1441), 1159 states have internal predecessors, (1441), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-23 15:14:17,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2557 transitions. [2022-11-23 15:14:17,595 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2557 transitions. Word has length 76 [2022-11-23 15:14:17,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:17,595 INFO L495 AbstractCegarLoop]: Abstraction has 1776 states and 2557 transitions. [2022-11-23 15:14:17,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-23 15:14:17,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2557 transitions. [2022-11-23 15:14:17,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-23 15:14:17,602 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:17,602 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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] [2022-11-23 15:14:17,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-23 15:14:17,603 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:17,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:17,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1795506842, now seen corresponding path program 1 times [2022-11-23 15:14:17,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:17,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247416352] [2022-11-23 15:14:17,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:17,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:17,854 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-23 15:14:17,854 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:17,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247416352] [2022-11-23 15:14:17,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247416352] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:17,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:17,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:17,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083364986] [2022-11-23 15:14:17,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:17,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:17,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:17,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:17,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:17,857 INFO L87 Difference]: Start difference. First operand 1776 states and 2557 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (15), 1 states have call predecessors, (15), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-23 15:14:21,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:21,123 INFO L93 Difference]: Finished difference Result 3649 states and 5201 transitions. [2022-11-23 15:14:21,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:21,124 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (15), 1 states have call predecessors, (15), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 84 [2022-11-23 15:14:21,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:21,139 INFO L225 Difference]: With dead ends: 3649 [2022-11-23 15:14:21,140 INFO L226 Difference]: Without dead ends: 1894 [2022-11-23 15:14:21,147 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 15:14:21,148 INFO L413 NwaCegarLoop]: 2383 mSDtfsCounter, 2622 mSDsluCounter, 1264 mSDsCounter, 0 mSdLazyCounter, 1641 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2622 SdHoareTripleChecker+Valid, 3647 SdHoareTripleChecker+Invalid, 1644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:21,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2622 Valid, 3647 Invalid, 1644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1641 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-23 15:14:21,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1894 states. [2022-11-23 15:14:21,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1894 to 1864. [2022-11-23 15:14:21,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1864 states, 1143 states have (on average 1.3280839895013123) internal successors, (1518), 1224 states have internal predecessors, (1518), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-23 15:14:21,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1864 states and 2636 transitions. [2022-11-23 15:14:21,415 INFO L78 Accepts]: Start accepts. Automaton has 1864 states and 2636 transitions. Word has length 84 [2022-11-23 15:14:21,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:21,416 INFO L495 AbstractCegarLoop]: Abstraction has 1864 states and 2636 transitions. [2022-11-23 15:14:21,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (15), 1 states have call predecessors, (15), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-23 15:14:21,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2636 transitions. [2022-11-23 15:14:21,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-23 15:14:21,418 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:21,418 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1] [2022-11-23 15:14:21,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-23 15:14:21,419 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:21,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:21,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1537813992, now seen corresponding path program 1 times [2022-11-23 15:14:21,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:21,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540700412] [2022-11-23 15:14:21,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:21,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:21,688 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:21,688 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:21,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540700412] [2022-11-23 15:14:21,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540700412] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:21,689 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:21,689 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:21,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418619826] [2022-11-23 15:14:21,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:21,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:21,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:21,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:21,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:21,691 INFO L87 Difference]: Start difference. First operand 1864 states and 2636 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-23 15:14:22,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:22,780 INFO L93 Difference]: Finished difference Result 1864 states and 2636 transitions. [2022-11-23 15:14:22,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:22,781 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 81 [2022-11-23 15:14:22,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:22,792 INFO L225 Difference]: With dead ends: 1864 [2022-11-23 15:14:22,792 INFO L226 Difference]: Without dead ends: 1862 [2022-11-23 15:14:22,794 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 15:14:22,794 INFO L413 NwaCegarLoop]: 2306 mSDtfsCounter, 2523 mSDsluCounter, 2302 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2525 SdHoareTripleChecker+Valid, 4608 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:22,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2525 Valid, 4608 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 15:14:22,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1862 states. [2022-11-23 15:14:22,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1862 to 1862. [2022-11-23 15:14:22,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1862 states, 1142 states have (on average 1.3266199649737302) internal successors, (1515), 1222 states have internal predecessors, (1515), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-23 15:14:22,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1862 states and 2633 transitions. [2022-11-23 15:14:22,982 INFO L78 Accepts]: Start accepts. Automaton has 1862 states and 2633 transitions. Word has length 81 [2022-11-23 15:14:22,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:22,983 INFO L495 AbstractCegarLoop]: Abstraction has 1862 states and 2633 transitions. [2022-11-23 15:14:22,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-23 15:14:22,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2633 transitions. [2022-11-23 15:14:22,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-23 15:14:22,985 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:22,985 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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] [2022-11-23 15:14:22,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-23 15:14:22,985 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:22,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:22,986 INFO L85 PathProgramCache]: Analyzing trace with hash -969878557, now seen corresponding path program 1 times [2022-11-23 15:14:22,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:22,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485214077] [2022-11-23 15:14:22,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:22,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:23,231 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-23 15:14:23,231 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:23,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485214077] [2022-11-23 15:14:23,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485214077] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:23,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:23,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:14:23,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817955761] [2022-11-23 15:14:23,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:23,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:14:23,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:23,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:14:23,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:14:23,234 INFO L87 Difference]: Start difference. First operand 1862 states and 2633 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-23 15:14:24,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:24,077 INFO L93 Difference]: Finished difference Result 3699 states and 5229 transitions. [2022-11-23 15:14:24,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:14:24,078 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 89 [2022-11-23 15:14:24,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:24,092 INFO L225 Difference]: With dead ends: 3699 [2022-11-23 15:14:24,092 INFO L226 Difference]: Without dead ends: 1858 [2022-11-23 15:14:24,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 15:14:24,100 INFO L413 NwaCegarLoop]: 2302 mSDtfsCounter, 2534 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2534 SdHoareTripleChecker+Valid, 2302 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:24,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2534 Valid, 2302 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-23 15:14:24,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1858 states. [2022-11-23 15:14:24,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1858 to 1858. [2022-11-23 15:14:24,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1858 states, 1139 states have (on average 1.3257243195785777) internal successors, (1510), 1218 states have internal predecessors, (1510), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-23 15:14:24,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1858 states and 2628 transitions. [2022-11-23 15:14:24,305 INFO L78 Accepts]: Start accepts. Automaton has 1858 states and 2628 transitions. Word has length 89 [2022-11-23 15:14:24,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:24,309 INFO L495 AbstractCegarLoop]: Abstraction has 1858 states and 2628 transitions. [2022-11-23 15:14:24,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-23 15:14:24,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2628 transitions. [2022-11-23 15:14:24,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-23 15:14:24,311 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:24,311 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2022-11-23 15:14:24,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-23 15:14:24,312 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:24,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:24,312 INFO L85 PathProgramCache]: Analyzing trace with hash -370360101, now seen corresponding path program 1 times [2022-11-23 15:14:24,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:24,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303302930] [2022-11-23 15:14:24,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:24,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:24,595 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:24,595 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:24,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303302930] [2022-11-23 15:14:24,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303302930] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:24,595 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:24,596 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:24,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492942850] [2022-11-23 15:14:24,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:24,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:24,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:24,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:24,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:24,598 INFO L87 Difference]: Start difference. First operand 1858 states and 2628 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-23 15:14:25,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:25,857 INFO L93 Difference]: Finished difference Result 1858 states and 2628 transitions. [2022-11-23 15:14:25,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:25,858 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 83 [2022-11-23 15:14:25,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:25,868 INFO L225 Difference]: With dead ends: 1858 [2022-11-23 15:14:25,869 INFO L226 Difference]: Without dead ends: 1856 [2022-11-23 15:14:25,870 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 15:14:25,871 INFO L413 NwaCegarLoop]: 2299 mSDtfsCounter, 2510 mSDsluCounter, 2299 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2512 SdHoareTripleChecker+Valid, 4598 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:25,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2512 Valid, 4598 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 15:14:25,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1856 states. [2022-11-23 15:14:26,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1856 to 1856. [2022-11-23 15:14:26,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1856 states, 1138 states have (on average 1.3242530755711774) internal successors, (1507), 1216 states have internal predecessors, (1507), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-23 15:14:26,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1856 states and 2625 transitions. [2022-11-23 15:14:26,069 INFO L78 Accepts]: Start accepts. Automaton has 1856 states and 2625 transitions. Word has length 83 [2022-11-23 15:14:26,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:26,070 INFO L495 AbstractCegarLoop]: Abstraction has 1856 states and 2625 transitions. [2022-11-23 15:14:26,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-23 15:14:26,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2625 transitions. [2022-11-23 15:14:26,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-23 15:14:26,072 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:26,072 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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] [2022-11-23 15:14:26,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-23 15:14:26,073 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:26,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:26,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1530340073, now seen corresponding path program 1 times [2022-11-23 15:14:26,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:26,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100342136] [2022-11-23 15:14:26,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:26,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:26,326 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 15:14:26,326 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:26,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100342136] [2022-11-23 15:14:26,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100342136] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:14:26,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1890087465] [2022-11-23 15:14:26,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:26,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:14:26,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:14:26,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:14:26,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 15:14:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:27,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 1950 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 15:14:27,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:14:27,441 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-23 15:14:27,441 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:14:27,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1890087465] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:27,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:14:27,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-23 15:14:27,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938444199] [2022-11-23 15:14:27,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:27,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:14:27,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:27,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:14:27,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-23 15:14:27,444 INFO L87 Difference]: Start difference. First operand 1856 states and 2625 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 15:14:28,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:28,254 INFO L93 Difference]: Finished difference Result 3687 states and 5213 transitions. [2022-11-23 15:14:28,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:14:28,254 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 94 [2022-11-23 15:14:28,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:28,267 INFO L225 Difference]: With dead ends: 3687 [2022-11-23 15:14:28,268 INFO L226 Difference]: Without dead ends: 1852 [2022-11-23 15:14:28,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-23 15:14:28,276 INFO L413 NwaCegarLoop]: 2295 mSDtfsCounter, 2511 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2511 SdHoareTripleChecker+Valid, 2295 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:28,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2511 Valid, 2295 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-23 15:14:28,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1852 states. [2022-11-23 15:14:28,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1852 to 1852. [2022-11-23 15:14:28,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1852 states, 1135 states have (on average 1.3233480176211454) internal successors, (1502), 1212 states have internal predecessors, (1502), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-23 15:14:28,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1852 states and 2620 transitions. [2022-11-23 15:14:28,544 INFO L78 Accepts]: Start accepts. Automaton has 1852 states and 2620 transitions. Word has length 94 [2022-11-23 15:14:28,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:28,544 INFO L495 AbstractCegarLoop]: Abstraction has 1852 states and 2620 transitions. [2022-11-23 15:14:28,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 15:14:28,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2620 transitions. [2022-11-23 15:14:28,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-23 15:14:28,546 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:28,547 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:14:28,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 15:14:28,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-23 15:14:28,759 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:28,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:28,760 INFO L85 PathProgramCache]: Analyzing trace with hash 103408806, now seen corresponding path program 1 times [2022-11-23 15:14:28,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:28,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142715557] [2022-11-23 15:14:28,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:28,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:29,036 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:29,036 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:29,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142715557] [2022-11-23 15:14:29,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142715557] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:29,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:29,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:29,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843426173] [2022-11-23 15:14:29,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:29,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:29,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:29,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:29,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:29,039 INFO L87 Difference]: Start difference. First operand 1852 states and 2620 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 15:14:30,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:30,264 INFO L93 Difference]: Finished difference Result 1852 states and 2620 transitions. [2022-11-23 15:14:30,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:30,265 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 88 [2022-11-23 15:14:30,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:30,289 INFO L225 Difference]: With dead ends: 1852 [2022-11-23 15:14:30,296 INFO L226 Difference]: Without dead ends: 1850 [2022-11-23 15:14:30,298 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 15:14:30,301 INFO L413 NwaCegarLoop]: 2292 mSDtfsCounter, 2504 mSDsluCounter, 2292 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2506 SdHoareTripleChecker+Valid, 4584 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:30,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2506 Valid, 4584 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 15:14:30,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1850 states. [2022-11-23 15:14:30,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1850 to 1850. [2022-11-23 15:14:30,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1850 states, 1134 states have (on average 1.3218694885361553) internal successors, (1499), 1210 states have internal predecessors, (1499), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-23 15:14:30,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1850 states and 2617 transitions. [2022-11-23 15:14:30,606 INFO L78 Accepts]: Start accepts. Automaton has 1850 states and 2617 transitions. Word has length 88 [2022-11-23 15:14:30,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:30,607 INFO L495 AbstractCegarLoop]: Abstraction has 1850 states and 2617 transitions. [2022-11-23 15:14:30,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 15:14:30,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2617 transitions. [2022-11-23 15:14:30,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-23 15:14:30,612 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:30,612 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:14:30,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-23 15:14:30,613 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:30,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:30,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1103881496, now seen corresponding path program 1 times [2022-11-23 15:14:30,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:30,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799920443] [2022-11-23 15:14:30,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:30,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:30,972 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:30,973 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:30,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799920443] [2022-11-23 15:14:30,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799920443] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:30,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:30,974 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:30,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468584418] [2022-11-23 15:14:30,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:30,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:30,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:30,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:30,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:30,976 INFO L87 Difference]: Start difference. First operand 1850 states and 2617 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 15:14:32,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:32,131 INFO L93 Difference]: Finished difference Result 1850 states and 2617 transitions. [2022-11-23 15:14:32,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:32,135 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 93 [2022-11-23 15:14:32,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:32,144 INFO L225 Difference]: With dead ends: 1850 [2022-11-23 15:14:32,144 INFO L226 Difference]: Without dead ends: 1848 [2022-11-23 15:14:32,146 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 15:14:32,147 INFO L413 NwaCegarLoop]: 2290 mSDtfsCounter, 2501 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2503 SdHoareTripleChecker+Valid, 4580 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:32,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2503 Valid, 4580 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 15:14:32,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2022-11-23 15:14:32,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 1848. [2022-11-23 15:14:32,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1848 states, 1133 states have (on average 1.3203883495145632) internal successors, (1496), 1208 states have internal predecessors, (1496), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-23 15:14:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1848 states and 2614 transitions. [2022-11-23 15:14:32,386 INFO L78 Accepts]: Start accepts. Automaton has 1848 states and 2614 transitions. Word has length 93 [2022-11-23 15:14:32,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:32,386 INFO L495 AbstractCegarLoop]: Abstraction has 1848 states and 2614 transitions. [2022-11-23 15:14:32,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 15:14:32,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2614 transitions. [2022-11-23 15:14:32,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-23 15:14:32,388 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:32,388 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:14:32,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-23 15:14:32,389 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:32,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:32,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1525762037, now seen corresponding path program 1 times [2022-11-23 15:14:32,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:32,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065861355] [2022-11-23 15:14:32,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:32,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:32,677 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:32,678 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:32,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065861355] [2022-11-23 15:14:32,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065861355] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:32,678 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:32,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:32,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042997797] [2022-11-23 15:14:32,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:32,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:32,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:32,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:32,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:32,681 INFO L87 Difference]: Start difference. First operand 1848 states and 2614 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-23 15:14:33,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:33,939 INFO L93 Difference]: Finished difference Result 1848 states and 2614 transitions. [2022-11-23 15:14:33,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:33,939 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 98 [2022-11-23 15:14:33,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:33,946 INFO L225 Difference]: With dead ends: 1848 [2022-11-23 15:14:33,947 INFO L226 Difference]: Without dead ends: 1846 [2022-11-23 15:14:33,948 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 15:14:33,949 INFO L413 NwaCegarLoop]: 2288 mSDtfsCounter, 2498 mSDsluCounter, 2288 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2500 SdHoareTripleChecker+Valid, 4576 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:33,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2500 Valid, 4576 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 15:14:33,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1846 states. [2022-11-23 15:14:34,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1846 to 1846. [2022-11-23 15:14:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1846 states, 1132 states have (on average 1.318904593639576) internal successors, (1493), 1206 states have internal predecessors, (1493), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-23 15:14:34,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1846 states and 2611 transitions. [2022-11-23 15:14:34,196 INFO L78 Accepts]: Start accepts. Automaton has 1846 states and 2611 transitions. Word has length 98 [2022-11-23 15:14:34,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:34,197 INFO L495 AbstractCegarLoop]: Abstraction has 1846 states and 2611 transitions. [2022-11-23 15:14:34,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-23 15:14:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2611 transitions. [2022-11-23 15:14:34,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-23 15:14:34,199 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:34,200 INFO L195 NwaCegarLoop]: trace histogram [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, 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 15:14:34,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-23 15:14:34,201 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:34,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:34,201 INFO L85 PathProgramCache]: Analyzing trace with hash 954844210, now seen corresponding path program 1 times [2022-11-23 15:14:34,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:34,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578667055] [2022-11-23 15:14:34,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:34,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:34,467 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:34,467 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:34,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578667055] [2022-11-23 15:14:34,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578667055] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:34,468 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:34,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:34,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234941629] [2022-11-23 15:14:34,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:34,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:34,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:34,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:34,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:34,471 INFO L87 Difference]: Start difference. First operand 1846 states and 2611 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-23 15:14:35,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:35,669 INFO L93 Difference]: Finished difference Result 1846 states and 2611 transitions. [2022-11-23 15:14:35,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:35,670 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 103 [2022-11-23 15:14:35,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:35,677 INFO L225 Difference]: With dead ends: 1846 [2022-11-23 15:14:35,677 INFO L226 Difference]: Without dead ends: 1844 [2022-11-23 15:14:35,679 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 15:14:35,679 INFO L413 NwaCegarLoop]: 2286 mSDtfsCounter, 2495 mSDsluCounter, 2286 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2497 SdHoareTripleChecker+Valid, 4572 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:35,680 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2497 Valid, 4572 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 15:14:35,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2022-11-23 15:14:35,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1844. [2022-11-23 15:14:35,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1844 states, 1131 states have (on average 1.3174182139699382) internal successors, (1490), 1204 states have internal predecessors, (1490), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-23 15:14:35,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1844 states and 2608 transitions. [2022-11-23 15:14:35,975 INFO L78 Accepts]: Start accepts. Automaton has 1844 states and 2608 transitions. Word has length 103 [2022-11-23 15:14:35,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:35,975 INFO L495 AbstractCegarLoop]: Abstraction has 1844 states and 2608 transitions. [2022-11-23 15:14:35,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-23 15:14:35,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2608 transitions. [2022-11-23 15:14:35,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-23 15:14:35,980 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:35,980 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 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 15:14:35,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-23 15:14:35,980 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:35,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:35,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1027861412, now seen corresponding path program 1 times [2022-11-23 15:14:35,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:35,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645132750] [2022-11-23 15:14:35,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:35,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:36,270 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:36,270 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:36,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645132750] [2022-11-23 15:14:36,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645132750] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:36,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:36,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:36,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096631542] [2022-11-23 15:14:36,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:36,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:36,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:36,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:36,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:36,273 INFO L87 Difference]: Start difference. First operand 1844 states and 2608 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-23 15:14:37,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:37,464 INFO L93 Difference]: Finished difference Result 1844 states and 2608 transitions. [2022-11-23 15:14:37,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:37,465 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 108 [2022-11-23 15:14:37,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:37,472 INFO L225 Difference]: With dead ends: 1844 [2022-11-23 15:14:37,473 INFO L226 Difference]: Without dead ends: 1842 [2022-11-23 15:14:37,474 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 15:14:37,475 INFO L413 NwaCegarLoop]: 2284 mSDtfsCounter, 2492 mSDsluCounter, 2284 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2494 SdHoareTripleChecker+Valid, 4568 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:37,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2494 Valid, 4568 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 15:14:37,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2022-11-23 15:14:37,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1842. [2022-11-23 15:14:37,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1130 states have (on average 1.315929203539823) internal successors, (1487), 1202 states have internal predecessors, (1487), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-23 15:14:37,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2605 transitions. [2022-11-23 15:14:37,752 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2605 transitions. Word has length 108 [2022-11-23 15:14:37,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:37,753 INFO L495 AbstractCegarLoop]: Abstraction has 1842 states and 2605 transitions. [2022-11-23 15:14:37,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-23 15:14:37,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2605 transitions. [2022-11-23 15:14:37,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-23 15:14:37,756 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:37,756 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2022-11-23 15:14:37,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-23 15:14:37,757 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:37,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:37,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1639298340, now seen corresponding path program 1 times [2022-11-23 15:14:37,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:37,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976726652] [2022-11-23 15:14:37,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:37,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:38,373 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2022-11-23 15:14:38,373 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:38,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976726652] [2022-11-23 15:14:38,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976726652] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:38,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:38,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:14:38,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116042796] [2022-11-23 15:14:38,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:38,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:14:38,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:38,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:14:38,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:14:38,377 INFO L87 Difference]: Start difference. First operand 1842 states and 2605 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-23 15:14:40,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:40,290 INFO L93 Difference]: Finished difference Result 2262 states and 3199 transitions. [2022-11-23 15:14:40,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 15:14:40,290 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 142 [2022-11-23 15:14:40,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:40,301 INFO L225 Difference]: With dead ends: 2262 [2022-11-23 15:14:40,301 INFO L226 Difference]: Without dead ends: 2260 [2022-11-23 15:14:40,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-23 15:14:40,304 INFO L413 NwaCegarLoop]: 2483 mSDtfsCounter, 2004 mSDsluCounter, 5914 mSDsCounter, 0 mSdLazyCounter, 838 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2007 SdHoareTripleChecker+Valid, 8397 SdHoareTripleChecker+Invalid, 841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:40,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2007 Valid, 8397 Invalid, 841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 838 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-23 15:14:40,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2260 states. [2022-11-23 15:14:40,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2260 to 2250. [2022-11-23 15:14:40,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2250 states, 1353 states have (on average 1.3074648928307464) internal successors, (1769), 1462 states have internal predecessors, (1769), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-23 15:14:40,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 2250 states and 3191 transitions. [2022-11-23 15:14:40,802 INFO L78 Accepts]: Start accepts. Automaton has 2250 states and 3191 transitions. Word has length 142 [2022-11-23 15:14:40,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:40,803 INFO L495 AbstractCegarLoop]: Abstraction has 2250 states and 3191 transitions. [2022-11-23 15:14:40,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-23 15:14:40,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 3191 transitions. [2022-11-23 15:14:40,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-23 15:14:40,806 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:40,806 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:40,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-23 15:14:40,807 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:40,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:40,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1383422910, now seen corresponding path program 1 times [2022-11-23 15:14:40,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:40,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278098871] [2022-11-23 15:14:40,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:40,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:41,184 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:41,184 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:41,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278098871] [2022-11-23 15:14:41,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278098871] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:41,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:41,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:41,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333085421] [2022-11-23 15:14:41,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:41,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:41,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:41,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:41,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:41,191 INFO L87 Difference]: Start difference. First operand 2250 states and 3191 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-23 15:14:42,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:42,406 INFO L93 Difference]: Finished difference Result 2250 states and 3191 transitions. [2022-11-23 15:14:42,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:42,406 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 113 [2022-11-23 15:14:42,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:42,415 INFO L225 Difference]: With dead ends: 2250 [2022-11-23 15:14:42,416 INFO L226 Difference]: Without dead ends: 2248 [2022-11-23 15:14:42,417 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 15:14:42,418 INFO L413 NwaCegarLoop]: 2282 mSDtfsCounter, 2489 mSDsluCounter, 2282 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2491 SdHoareTripleChecker+Valid, 4564 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:42,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2491 Valid, 4564 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 15:14:42,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2248 states. [2022-11-23 15:14:42,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2248 to 2248. [2022-11-23 15:14:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2248 states, 1352 states have (on average 1.3062130177514792) internal successors, (1766), 1460 states have internal predecessors, (1766), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-23 15:14:42,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 2248 states and 3188 transitions. [2022-11-23 15:14:42,846 INFO L78 Accepts]: Start accepts. Automaton has 2248 states and 3188 transitions. Word has length 113 [2022-11-23 15:14:42,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:42,847 INFO L495 AbstractCegarLoop]: Abstraction has 2248 states and 3188 transitions. [2022-11-23 15:14:42,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-23 15:14:42,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 3188 transitions. [2022-11-23 15:14:42,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-23 15:14:42,849 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:42,849 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:42,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-23 15:14:42,849 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:42,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:42,850 INFO L85 PathProgramCache]: Analyzing trace with hash -848021402, now seen corresponding path program 1 times [2022-11-23 15:14:42,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:42,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421273482] [2022-11-23 15:14:42,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:42,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:43,469 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:43,470 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:43,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421273482] [2022-11-23 15:14:43,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421273482] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:43,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:43,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:43,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123672060] [2022-11-23 15:14:43,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:43,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:43,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:43,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:43,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:43,472 INFO L87 Difference]: Start difference. First operand 2248 states and 3188 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-23 15:14:44,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:44,798 INFO L93 Difference]: Finished difference Result 2248 states and 3188 transitions. [2022-11-23 15:14:44,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:44,799 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 118 [2022-11-23 15:14:44,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:44,808 INFO L225 Difference]: With dead ends: 2248 [2022-11-23 15:14:44,809 INFO L226 Difference]: Without dead ends: 2246 [2022-11-23 15:14:44,811 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 15:14:44,811 INFO L413 NwaCegarLoop]: 2280 mSDtfsCounter, 2486 mSDsluCounter, 2280 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2488 SdHoareTripleChecker+Valid, 4560 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:44,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2488 Valid, 4560 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 15:14:44,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2246 states. [2022-11-23 15:14:45,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2246 to 2246. [2022-11-23 15:14:45,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2246 states, 1351 states have (on average 1.304959289415248) internal successors, (1763), 1458 states have internal predecessors, (1763), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-23 15:14:45,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 2246 states and 3185 transitions. [2022-11-23 15:14:45,251 INFO L78 Accepts]: Start accepts. Automaton has 2246 states and 3185 transitions. Word has length 118 [2022-11-23 15:14:45,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:45,251 INFO L495 AbstractCegarLoop]: Abstraction has 2246 states and 3185 transitions. [2022-11-23 15:14:45,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-23 15:14:45,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 3185 transitions. [2022-11-23 15:14:45,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-23 15:14:45,254 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:45,254 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:45,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-23 15:14:45,254 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:45,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:45,255 INFO L85 PathProgramCache]: Analyzing trace with hash 979159520, now seen corresponding path program 1 times [2022-11-23 15:14:45,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:45,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774953811] [2022-11-23 15:14:45,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:45,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:45,555 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:45,555 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:45,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774953811] [2022-11-23 15:14:45,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774953811] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:45,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:45,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:45,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450306454] [2022-11-23 15:14:45,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:45,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:45,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:45,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:45,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:45,557 INFO L87 Difference]: Start difference. First operand 2246 states and 3185 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-23 15:14:46,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:46,827 INFO L93 Difference]: Finished difference Result 2246 states and 3185 transitions. [2022-11-23 15:14:46,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:46,827 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 123 [2022-11-23 15:14:46,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:46,836 INFO L225 Difference]: With dead ends: 2246 [2022-11-23 15:14:46,837 INFO L226 Difference]: Without dead ends: 2244 [2022-11-23 15:14:46,838 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 15:14:46,839 INFO L413 NwaCegarLoop]: 2278 mSDtfsCounter, 2483 mSDsluCounter, 2278 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2485 SdHoareTripleChecker+Valid, 4556 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:46,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2485 Valid, 4556 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-23 15:14:46,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2244 states. [2022-11-23 15:14:47,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2244 to 2244. [2022-11-23 15:14:47,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2244 states, 1350 states have (on average 1.3037037037037038) internal successors, (1760), 1456 states have internal predecessors, (1760), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-23 15:14:47,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 2244 states and 3182 transitions. [2022-11-23 15:14:47,169 INFO L78 Accepts]: Start accepts. Automaton has 2244 states and 3182 transitions. Word has length 123 [2022-11-23 15:14:47,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:47,170 INFO L495 AbstractCegarLoop]: Abstraction has 2244 states and 3182 transitions. [2022-11-23 15:14:47,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-23 15:14:47,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 3182 transitions. [2022-11-23 15:14:47,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-23 15:14:47,173 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:47,173 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:47,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-23 15:14:47,173 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:47,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:47,174 INFO L85 PathProgramCache]: Analyzing trace with hash 2030883148, now seen corresponding path program 1 times [2022-11-23 15:14:47,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:47,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919392611] [2022-11-23 15:14:47,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:47,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:47,524 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:47,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919392611] [2022-11-23 15:14:47,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919392611] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:47,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:47,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:47,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498548793] [2022-11-23 15:14:47,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:47,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:47,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:47,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:47,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:47,527 INFO L87 Difference]: Start difference. First operand 2244 states and 3182 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-23 15:14:48,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:48,765 INFO L93 Difference]: Finished difference Result 2244 states and 3182 transitions. [2022-11-23 15:14:48,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:48,765 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 128 [2022-11-23 15:14:48,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:48,775 INFO L225 Difference]: With dead ends: 2244 [2022-11-23 15:14:48,775 INFO L226 Difference]: Without dead ends: 2242 [2022-11-23 15:14:48,776 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 15:14:48,777 INFO L413 NwaCegarLoop]: 2276 mSDtfsCounter, 2480 mSDsluCounter, 2276 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2482 SdHoareTripleChecker+Valid, 4552 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:48,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2482 Valid, 4552 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-23 15:14:48,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2242 states. [2022-11-23 15:14:49,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2242 to 2242. [2022-11-23 15:14:49,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2242 states, 1349 states have (on average 1.3024462564862862) internal successors, (1757), 1454 states have internal predecessors, (1757), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-23 15:14:49,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 2242 states and 3179 transitions. [2022-11-23 15:14:49,184 INFO L78 Accepts]: Start accepts. Automaton has 2242 states and 3179 transitions. Word has length 128 [2022-11-23 15:14:49,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:49,184 INFO L495 AbstractCegarLoop]: Abstraction has 2242 states and 3179 transitions. [2022-11-23 15:14:49,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-23 15:14:49,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 3179 transitions. [2022-11-23 15:14:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-23 15:14:49,187 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:49,187 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:49,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-23 15:14:49,188 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:49,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:49,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1037767096, now seen corresponding path program 1 times [2022-11-23 15:14:49,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:49,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705077570] [2022-11-23 15:14:49,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:49,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:49,455 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:49,455 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:49,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705077570] [2022-11-23 15:14:49,455 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705077570] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:49,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:49,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:49,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061672679] [2022-11-23 15:14:49,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:49,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:49,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:49,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:49,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:49,458 INFO L87 Difference]: Start difference. First operand 2242 states and 3179 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-23 15:14:50,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:50,953 INFO L93 Difference]: Finished difference Result 2242 states and 3179 transitions. [2022-11-23 15:14:50,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:50,954 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 133 [2022-11-23 15:14:50,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:50,963 INFO L225 Difference]: With dead ends: 2242 [2022-11-23 15:14:50,963 INFO L226 Difference]: Without dead ends: 2240 [2022-11-23 15:14:50,965 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 15:14:50,965 INFO L413 NwaCegarLoop]: 2274 mSDtfsCounter, 2477 mSDsluCounter, 2274 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2479 SdHoareTripleChecker+Valid, 4548 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:50,966 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2479 Valid, 4548 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 15:14:50,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2240 states. [2022-11-23 15:14:51,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2240 to 2240. [2022-11-23 15:14:51,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2240 states, 1348 states have (on average 1.301186943620178) internal successors, (1754), 1452 states have internal predecessors, (1754), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-23 15:14:51,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 2240 states and 3176 transitions. [2022-11-23 15:14:51,391 INFO L78 Accepts]: Start accepts. Automaton has 2240 states and 3176 transitions. Word has length 133 [2022-11-23 15:14:51,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:51,392 INFO L495 AbstractCegarLoop]: Abstraction has 2240 states and 3176 transitions. [2022-11-23 15:14:51,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-23 15:14:51,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 3176 transitions. [2022-11-23 15:14:51,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-23 15:14:51,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:51,395 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-23 15:14:51,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-23 15:14:51,396 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:51,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:51,396 INFO L85 PathProgramCache]: Analyzing trace with hash -615495623, now seen corresponding path program 1 times [2022-11-23 15:14:51,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:51,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241843799] [2022-11-23 15:14:51,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:51,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:51,970 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2022-11-23 15:14:51,971 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:51,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241843799] [2022-11-23 15:14:51,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241843799] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:51,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:51,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:14:51,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094413157] [2022-11-23 15:14:51,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:51,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:14:51,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:51,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:14:51,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:14:51,974 INFO L87 Difference]: Start difference. First operand 2240 states and 3176 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-23 15:14:53,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:53,617 INFO L93 Difference]: Finished difference Result 2334 states and 3265 transitions. [2022-11-23 15:14:53,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:14:53,618 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 166 [2022-11-23 15:14:53,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:53,627 INFO L225 Difference]: With dead ends: 2334 [2022-11-23 15:14:53,627 INFO L226 Difference]: Without dead ends: 2332 [2022-11-23 15:14:53,629 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 15:14:53,630 INFO L413 NwaCegarLoop]: 2288 mSDtfsCounter, 2057 mSDsluCounter, 5031 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2058 SdHoareTripleChecker+Valid, 7319 SdHoareTripleChecker+Invalid, 768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:53,630 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2058 Valid, 7319 Invalid, 768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 767 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-23 15:14:53,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2332 states. [2022-11-23 15:14:54,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2332 to 2328. [2022-11-23 15:14:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2328 states, 1397 states have (on average 1.294201861130995) internal successors, (1808), 1502 states have internal predecessors, (1808), 702 states have call successors, (702), 224 states have call predecessors, (702), 222 states have return successors, (750), 640 states have call predecessors, (750), 700 states have call successors, (750) [2022-11-23 15:14:54,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 2328 states and 3260 transitions. [2022-11-23 15:14:54,076 INFO L78 Accepts]: Start accepts. Automaton has 2328 states and 3260 transitions. Word has length 166 [2022-11-23 15:14:54,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:54,077 INFO L495 AbstractCegarLoop]: Abstraction has 2328 states and 3260 transitions. [2022-11-23 15:14:54,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-23 15:14:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 3260 transitions. [2022-11-23 15:14:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-23 15:14:54,080 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:54,081 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:54,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-23 15:14:54,081 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:54,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:54,082 INFO L85 PathProgramCache]: Analyzing trace with hash -1490781592, now seen corresponding path program 1 times [2022-11-23 15:14:54,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:54,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330010153] [2022-11-23 15:14:54,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:54,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:54,399 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:54,400 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:54,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330010153] [2022-11-23 15:14:54,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330010153] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:54,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:54,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:54,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137572802] [2022-11-23 15:14:54,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:54,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:54,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:54,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:54,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:54,402 INFO L87 Difference]: Start difference. First operand 2328 states and 3260 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-23 15:14:55,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:55,717 INFO L93 Difference]: Finished difference Result 2328 states and 3260 transitions. [2022-11-23 15:14:55,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:55,717 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 138 [2022-11-23 15:14:55,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:55,724 INFO L225 Difference]: With dead ends: 2328 [2022-11-23 15:14:55,724 INFO L226 Difference]: Without dead ends: 2326 [2022-11-23 15:14:55,725 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 15:14:55,726 INFO L413 NwaCegarLoop]: 2270 mSDtfsCounter, 2472 mSDsluCounter, 2270 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2474 SdHoareTripleChecker+Valid, 4540 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:55,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2474 Valid, 4540 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-23 15:14:55,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2326 states. [2022-11-23 15:14:56,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2326 to 2326. [2022-11-23 15:14:56,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2326 states, 1396 states have (on average 1.2929799426934097) internal successors, (1805), 1500 states have internal predecessors, (1805), 702 states have call successors, (702), 224 states have call predecessors, (702), 222 states have return successors, (750), 640 states have call predecessors, (750), 700 states have call successors, (750) [2022-11-23 15:14:56,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 2326 states and 3257 transitions. [2022-11-23 15:14:56,193 INFO L78 Accepts]: Start accepts. Automaton has 2326 states and 3257 transitions. Word has length 138 [2022-11-23 15:14:56,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:56,193 INFO L495 AbstractCegarLoop]: Abstraction has 2326 states and 3257 transitions. [2022-11-23 15:14:56,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-23 15:14:56,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 3257 transitions. [2022-11-23 15:14:56,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-23 15:14:56,197 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:56,197 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:14:56,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-23 15:14:56,198 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:56,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:56,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1352293020, now seen corresponding path program 1 times [2022-11-23 15:14:56,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:56,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129943323] [2022-11-23 15:14:56,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:56,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:56,464 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 15:14:56,464 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:56,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129943323] [2022-11-23 15:14:56,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129943323] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:56,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:56,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:14:56,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312015946] [2022-11-23 15:14:56,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:56,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:14:56,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:56,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:14:56,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:14:56,467 INFO L87 Difference]: Start difference. First operand 2326 states and 3257 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 15:14:57,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:57,945 INFO L93 Difference]: Finished difference Result 2326 states and 3257 transitions. [2022-11-23 15:14:57,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:14:57,946 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 143 [2022-11-23 15:14:57,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:57,952 INFO L225 Difference]: With dead ends: 2326 [2022-11-23 15:14:57,952 INFO L226 Difference]: Without dead ends: 2091 [2022-11-23 15:14:57,955 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 15:14:57,955 INFO L413 NwaCegarLoop]: 2269 mSDtfsCounter, 2469 mSDsluCounter, 2269 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2469 SdHoareTripleChecker+Valid, 4538 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:57,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2469 Valid, 4538 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 15:14:57,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2022-11-23 15:14:58,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 2091. [2022-11-23 15:14:58,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2091 states, 1254 states have (on average 1.3205741626794258) internal successors, (1656), 1355 states have internal predecessors, (1656), 651 states have call successors, (651), 182 states have call predecessors, (651), 181 states have return successors, (701), 591 states have call predecessors, (701), 651 states have call successors, (701) [2022-11-23 15:14:58,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 2091 states and 3008 transitions. [2022-11-23 15:14:58,283 INFO L78 Accepts]: Start accepts. Automaton has 2091 states and 3008 transitions. Word has length 143 [2022-11-23 15:14:58,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:58,283 INFO L495 AbstractCegarLoop]: Abstraction has 2091 states and 3008 transitions. [2022-11-23 15:14:58,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 15:14:58,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 3008 transitions. [2022-11-23 15:14:58,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-23 15:14:58,287 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:58,287 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-23 15:14:58,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-23 15:14:58,288 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:14:58,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:58,288 INFO L85 PathProgramCache]: Analyzing trace with hash 897295481, now seen corresponding path program 1 times [2022-11-23 15:14:58,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:58,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055943409] [2022-11-23 15:14:58,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:58,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:58,889 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2022-11-23 15:14:58,889 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:58,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055943409] [2022-11-23 15:14:58,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055943409] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:58,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:58,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:14:58,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417308769] [2022-11-23 15:14:58,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:58,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:14:58,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:58,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:14:58,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:14:58,892 INFO L87 Difference]: Start difference. First operand 2091 states and 3008 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 15:15:00,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:15:00,921 INFO L93 Difference]: Finished difference Result 2105 states and 3018 transitions. [2022-11-23 15:15:00,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:15:00,922 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 175 [2022-11-23 15:15:00,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:15:00,931 INFO L225 Difference]: With dead ends: 2105 [2022-11-23 15:15:00,931 INFO L226 Difference]: Without dead ends: 2103 [2022-11-23 15:15:00,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 15:15:00,933 INFO L413 NwaCegarLoop]: 2572 mSDtfsCounter, 1045 mSDsluCounter, 6823 mSDsCounter, 0 mSdLazyCounter, 959 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 9395 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-23 15:15:00,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1046 Valid, 9395 Invalid, 959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 959 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-23 15:15:00,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2103 states. [2022-11-23 15:15:01,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2103 to 2095. [2022-11-23 15:15:01,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2095 states, 1257 states have (on average 1.3198090692124105) internal successors, (1659), 1358 states have internal predecessors, (1659), 651 states have call successors, (651), 183 states have call predecessors, (651), 182 states have return successors, (701), 591 states have call predecessors, (701), 651 states have call successors, (701) [2022-11-23 15:15:01,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 2095 states and 3011 transitions. [2022-11-23 15:15:01,328 INFO L78 Accepts]: Start accepts. Automaton has 2095 states and 3011 transitions. Word has length 175 [2022-11-23 15:15:01,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:15:01,328 INFO L495 AbstractCegarLoop]: Abstraction has 2095 states and 3011 transitions. [2022-11-23 15:15:01,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 15:15:01,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 3011 transitions. [2022-11-23 15:15:01,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-23 15:15:01,332 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:15:01,333 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-23 15:15:01,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-11-23 15:15:01,333 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:15:01,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:15:01,334 INFO L85 PathProgramCache]: Analyzing trace with hash -210741618, now seen corresponding path program 1 times [2022-11-23 15:15:01,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:15:01,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632326195] [2022-11-23 15:15:01,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:15:01,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:15:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:15:02,177 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2022-11-23 15:15:02,177 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:15:02,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632326195] [2022-11-23 15:15:02,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632326195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:15:02,178 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:15:02,178 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 15:15:02,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067647806] [2022-11-23 15:15:02,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:15:02,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 15:15:02,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:15:02,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 15:15:02,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 15:15:02,180 INFO L87 Difference]: Start difference. First operand 2095 states and 3011 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (27), 3 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-23 15:15:05,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:15:05,827 INFO L93 Difference]: Finished difference Result 2095 states and 3011 transitions. [2022-11-23 15:15:05,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 15:15:05,827 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (27), 3 states have call predecessors, (27), 2 states have call successors, (27) Word has length 177 [2022-11-23 15:15:05,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:15:05,837 INFO L225 Difference]: With dead ends: 2095 [2022-11-23 15:15:05,837 INFO L226 Difference]: Without dead ends: 2093 [2022-11-23 15:15:05,839 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-23 15:15:05,844 INFO L413 NwaCegarLoop]: 2114 mSDtfsCounter, 2275 mSDsluCounter, 5316 mSDsCounter, 0 mSdLazyCounter, 1862 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2277 SdHoareTripleChecker+Valid, 7430 SdHoareTripleChecker+Invalid, 1862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:15:05,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2277 Valid, 7430 Invalid, 1862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1862 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-23 15:15:05,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2093 states. [2022-11-23 15:15:06,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2093 to 2093. [2022-11-23 15:15:06,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2093 states, 1256 states have (on average 1.3184713375796178) internal successors, (1656), 1356 states have internal predecessors, (1656), 651 states have call successors, (651), 183 states have call predecessors, (651), 182 states have return successors, (701), 591 states have call predecessors, (701), 651 states have call successors, (701) [2022-11-23 15:15:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 2093 states and 3008 transitions. [2022-11-23 15:15:06,299 INFO L78 Accepts]: Start accepts. Automaton has 2093 states and 3008 transitions. Word has length 177 [2022-11-23 15:15:06,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:15:06,300 INFO L495 AbstractCegarLoop]: Abstraction has 2093 states and 3008 transitions. [2022-11-23 15:15:06,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (27), 3 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-23 15:15:06,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 3008 transitions. [2022-11-23 15:15:06,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-23 15:15:06,306 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:15:06,306 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-23 15:15:06,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-11-23 15:15:06,306 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:15:06,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:15:06,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1198203610, now seen corresponding path program 1 times [2022-11-23 15:15:06,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:15:06,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437706960] [2022-11-23 15:15:06,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:15:06,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:15:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:15:06,575 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2022-11-23 15:15:06,575 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:15:06,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437706960] [2022-11-23 15:15:06,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437706960] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:15:06,575 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:15:06,576 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:15:06,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061164862] [2022-11-23 15:15:06,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:15:06,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:15:06,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:15:06,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:15:06,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:15:06,577 INFO L87 Difference]: Start difference. First operand 2093 states and 3008 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-23 15:15:07,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:15:07,574 INFO L93 Difference]: Finished difference Result 3793 states and 5453 transitions. [2022-11-23 15:15:07,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:15:07,575 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 180 [2022-11-23 15:15:07,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:15:07,582 INFO L225 Difference]: With dead ends: 3793 [2022-11-23 15:15:07,582 INFO L226 Difference]: Without dead ends: 2087 [2022-11-23 15:15:07,589 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 15:15:07,590 INFO L413 NwaCegarLoop]: 2109 mSDtfsCounter, 2259 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2259 SdHoareTripleChecker+Valid, 2109 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-23 15:15:07,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2259 Valid, 2109 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-23 15:15:07,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2087 states. [2022-11-23 15:15:08,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2087 to 2087. [2022-11-23 15:15:08,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2087 states, 1251 states have (on average 1.316546762589928) internal successors, (1647), 1350 states have internal predecessors, (1647), 651 states have call successors, (651), 183 states have call predecessors, (651), 182 states have return successors, (701), 591 states have call predecessors, (701), 651 states have call successors, (701) [2022-11-23 15:15:08,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 2087 states and 2999 transitions. [2022-11-23 15:15:08,046 INFO L78 Accepts]: Start accepts. Automaton has 2087 states and 2999 transitions. Word has length 180 [2022-11-23 15:15:08,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:15:08,046 INFO L495 AbstractCegarLoop]: Abstraction has 2087 states and 2999 transitions. [2022-11-23 15:15:08,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-23 15:15:08,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 2999 transitions. [2022-11-23 15:15:08,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-11-23 15:15:08,051 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:15:08,052 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-23 15:15:08,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-11-23 15:15:08,052 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:15:08,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:15:08,053 INFO L85 PathProgramCache]: Analyzing trace with hash -2123704394, now seen corresponding path program 1 times [2022-11-23 15:15:08,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:15:08,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834130889] [2022-11-23 15:15:08,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:15:08,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:15:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:15:08,487 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2022-11-23 15:15:08,487 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:15:08,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834130889] [2022-11-23 15:15:08,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834130889] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:15:08,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:15:08,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:15:08,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617673445] [2022-11-23 15:15:08,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:15:08,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:15:08,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:15:08,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:15:08,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:15:08,490 INFO L87 Difference]: Start difference. First operand 2087 states and 2999 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-23 15:15:10,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:15:10,197 INFO L93 Difference]: Finished difference Result 2087 states and 2999 transitions. [2022-11-23 15:15:10,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:15:10,197 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 193 [2022-11-23 15:15:10,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:15:10,204 INFO L225 Difference]: With dead ends: 2087 [2022-11-23 15:15:10,204 INFO L226 Difference]: Without dead ends: 2085 [2022-11-23 15:15:10,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 15:15:10,206 INFO L413 NwaCegarLoop]: 2157 mSDtfsCounter, 480 mSDsluCounter, 6024 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 8181 SdHoareTripleChecker+Invalid, 905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:15:10,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [481 Valid, 8181 Invalid, 905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-23 15:15:10,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2085 states. [2022-11-23 15:15:10,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2085 to 2085. [2022-11-23 15:15:10,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2085 states, 1250 states have (on average 1.3152) internal successors, (1644), 1348 states have internal predecessors, (1644), 651 states have call successors, (651), 183 states have call predecessors, (651), 182 states have return successors, (701), 591 states have call predecessors, (701), 651 states have call successors, (701) [2022-11-23 15:15:10,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 2085 states and 2996 transitions. [2022-11-23 15:15:10,659 INFO L78 Accepts]: Start accepts. Automaton has 2085 states and 2996 transitions. Word has length 193 [2022-11-23 15:15:10,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:15:10,659 INFO L495 AbstractCegarLoop]: Abstraction has 2085 states and 2996 transitions. [2022-11-23 15:15:10,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-23 15:15:10,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 2996 transitions. [2022-11-23 15:15:10,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-23 15:15:10,666 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:15:10,666 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 7, 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, 1, 1, 1, 1, 1] [2022-11-23 15:15:10,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-11-23 15:15:10,666 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:15:10,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:15:10,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1769793938, now seen corresponding path program 1 times [2022-11-23 15:15:10,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:15:10,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901565140] [2022-11-23 15:15:10,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:15:10,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:15:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:15:11,566 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2022-11-23 15:15:11,566 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:15:11,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901565140] [2022-11-23 15:15:11,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901565140] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:15:11,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:15:11,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 15:15:11,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765625247] [2022-11-23 15:15:11,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:15:11,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 15:15:11,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:15:11,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 15:15:11,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 15:15:11,569 INFO L87 Difference]: Start difference. First operand 2085 states and 2996 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-11-23 15:15:18,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:15:18,380 INFO L93 Difference]: Finished difference Result 2660 states and 3771 transitions. [2022-11-23 15:15:18,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 15:15:18,381 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 176 [2022-11-23 15:15:18,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:15:18,392 INFO L225 Difference]: With dead ends: 2660 [2022-11-23 15:15:18,392 INFO L226 Difference]: Without dead ends: 2658 [2022-11-23 15:15:18,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-11-23 15:15:18,395 INFO L413 NwaCegarLoop]: 1244 mSDtfsCounter, 2297 mSDsluCounter, 3218 mSDsCounter, 0 mSdLazyCounter, 4567 mSolverCounterSat, 1323 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2522 SdHoareTripleChecker+Valid, 4462 SdHoareTripleChecker+Invalid, 5890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1323 IncrementalHoareTripleChecker+Valid, 4567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:15:18,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2522 Valid, 4462 Invalid, 5890 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1323 Valid, 4567 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-11-23 15:15:18,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2658 states. [2022-11-23 15:15:19,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2658 to 2652. [2022-11-23 15:15:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2652 states, 1571 states have (on average 1.290897517504774) internal successors, (2028), 1701 states have internal predecessors, (2028), 799 states have call successors, (799), 264 states have call predecessors, (799), 280 states have return successors, (937), 740 states have call predecessors, (937), 799 states have call successors, (937) [2022-11-23 15:15:19,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3764 transitions. [2022-11-23 15:15:19,020 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3764 transitions. Word has length 176 [2022-11-23 15:15:19,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:15:19,020 INFO L495 AbstractCegarLoop]: Abstraction has 2652 states and 3764 transitions. [2022-11-23 15:15:19,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-11-23 15:15:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3764 transitions. [2022-11-23 15:15:19,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-23 15:15:19,027 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:15:19,027 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 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] [2022-11-23 15:15:19,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-11-23 15:15:19,027 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:15:19,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:15:19,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1058194341, now seen corresponding path program 1 times [2022-11-23 15:15:19,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:15:19,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510802205] [2022-11-23 15:15:19,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:15:19,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:15:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:15:19,595 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-23 15:15:19,596 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:15:19,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510802205] [2022-11-23 15:15:19,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510802205] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:15:19,596 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:15:19,596 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-23 15:15:19,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216638956] [2022-11-23 15:15:19,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:15:19,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-23 15:15:19,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:15:19,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-23 15:15:19,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-23 15:15:19,599 INFO L87 Difference]: Start difference. First operand 2652 states and 3764 transitions. Second operand has 7 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 4 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-23 15:15:22,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:15:22,444 INFO L93 Difference]: Finished difference Result 5311 states and 7809 transitions. [2022-11-23 15:15:22,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 15:15:22,445 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 4 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 180 [2022-11-23 15:15:22,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:15:22,457 INFO L225 Difference]: With dead ends: 5311 [2022-11-23 15:15:22,457 INFO L226 Difference]: Without dead ends: 2680 [2022-11-23 15:15:22,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-23 15:15:22,471 INFO L413 NwaCegarLoop]: 2101 mSDtfsCounter, 27 mSDsluCounter, 10435 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 12536 SdHoareTripleChecker+Invalid, 1430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:15:22,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 12536 Invalid, 1430 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [18 Valid, 1412 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-23 15:15:22,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2680 states. [2022-11-23 15:15:23,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2680 to 2680. [2022-11-23 15:15:23,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2680 states, 1594 states have (on average 1.2867001254705144) internal successors, (2051), 1728 states have internal predecessors, (2051), 811 states have call successors, (811), 270 states have call predecessors, (811), 273 states have return successors, (880), 737 states have call predecessors, (880), 811 states have call successors, (880) [2022-11-23 15:15:23,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 2680 states and 3742 transitions. [2022-11-23 15:15:23,138 INFO L78 Accepts]: Start accepts. Automaton has 2680 states and 3742 transitions. Word has length 180 [2022-11-23 15:15:23,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:15:23,138 INFO L495 AbstractCegarLoop]: Abstraction has 2680 states and 3742 transitions. [2022-11-23 15:15:23,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 4 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-23 15:15:23,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 3742 transitions. [2022-11-23 15:15:23,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-23 15:15:23,145 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:15:23,146 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:15:23,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-11-23 15:15:23,146 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:15:23,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:15:23,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1156458756, now seen corresponding path program 1 times [2022-11-23 15:15:23,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:15:23,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508565489] [2022-11-23 15:15:23,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:15:23,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:15:23,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:15:23,654 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2022-11-23 15:15:23,655 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:15:23,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508565489] [2022-11-23 15:15:23,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508565489] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:15:23,655 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:15:23,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:15:23,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256519260] [2022-11-23 15:15:23,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:15:23,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:15:23,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:15:23,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:15:23,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:15:23,657 INFO L87 Difference]: Start difference. First operand 2680 states and 3742 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-11-23 15:15:25,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:15:25,706 INFO L93 Difference]: Finished difference Result 2686 states and 3746 transitions. [2022-11-23 15:15:25,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:15:25,706 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2022-11-23 15:15:25,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:15:25,713 INFO L225 Difference]: With dead ends: 2686 [2022-11-23 15:15:25,713 INFO L226 Difference]: Without dead ends: 2684 [2022-11-23 15:15:25,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 15:15:25,716 INFO L413 NwaCegarLoop]: 2307 mSDtfsCounter, 410 mSDsluCounter, 6630 mSDsCounter, 0 mSdLazyCounter, 941 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 411 SdHoareTripleChecker+Valid, 8937 SdHoareTripleChecker+Invalid, 941 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 941 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-23 15:15:25,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [411 Valid, 8937 Invalid, 941 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 941 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-23 15:15:25,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2684 states. [2022-11-23 15:15:26,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2684 to 2680. [2022-11-23 15:15:26,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2680 states, 1594 states have (on average 1.2854454203262233) internal successors, (2049), 1728 states have internal predecessors, (2049), 811 states have call successors, (811), 270 states have call predecessors, (811), 273 states have return successors, (880), 737 states have call predecessors, (880), 811 states have call successors, (880) [2022-11-23 15:15:26,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 2680 states and 3740 transitions. [2022-11-23 15:15:26,384 INFO L78 Accepts]: Start accepts. Automaton has 2680 states and 3740 transitions. Word has length 187 [2022-11-23 15:15:26,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:15:26,384 INFO L495 AbstractCegarLoop]: Abstraction has 2680 states and 3740 transitions. [2022-11-23 15:15:26,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-11-23 15:15:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 3740 transitions. [2022-11-23 15:15:26,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-11-23 15:15:26,392 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:15:26,392 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 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] [2022-11-23 15:15:26,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-11-23 15:15:26,393 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:15:26,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:15:26,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1217137164, now seen corresponding path program 1 times [2022-11-23 15:15:26,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:15:26,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620965279] [2022-11-23 15:15:26,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:15:26,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:15:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:15:26,697 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-23 15:15:26,697 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:15:26,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620965279] [2022-11-23 15:15:26,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620965279] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:15:26,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:15:26,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:15:26,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726304701] [2022-11-23 15:15:26,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:15:26,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:15:26,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:15:26,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:15:26,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:15:26,700 INFO L87 Difference]: Start difference. First operand 2680 states and 3740 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-23 15:15:28,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:15:28,527 INFO L93 Difference]: Finished difference Result 5343 states and 7477 transitions. [2022-11-23 15:15:28,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:15:28,528 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 193 [2022-11-23 15:15:28,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:15:28,535 INFO L225 Difference]: With dead ends: 5343 [2022-11-23 15:15:28,535 INFO L226 Difference]: Without dead ends: 2684 [2022-11-23 15:15:28,544 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 15:15:28,545 INFO L413 NwaCegarLoop]: 2109 mSDtfsCounter, 3 mSDsluCounter, 4200 mSDsCounter, 0 mSdLazyCounter, 640 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 6309 SdHoareTripleChecker+Invalid, 640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:15:28,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 6309 Invalid, 640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 640 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-23 15:15:28,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2684 states. [2022-11-23 15:15:29,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2684 to 2682. [2022-11-23 15:15:29,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2682 states, 1596 states have (on average 1.2850877192982457) internal successors, (2051), 1729 states have internal predecessors, (2051), 811 states have call successors, (811), 270 states have call predecessors, (811), 273 states have return successors, (880), 737 states have call predecessors, (880), 811 states have call successors, (880) [2022-11-23 15:15:29,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2682 states and 3742 transitions. [2022-11-23 15:15:29,112 INFO L78 Accepts]: Start accepts. Automaton has 2682 states and 3742 transitions. Word has length 193 [2022-11-23 15:15:29,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:15:29,113 INFO L495 AbstractCegarLoop]: Abstraction has 2682 states and 3742 transitions. [2022-11-23 15:15:29,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-23 15:15:29,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 3742 transitions. [2022-11-23 15:15:29,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-11-23 15:15:29,122 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:15:29,122 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 3, 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] [2022-11-23 15:15:29,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-11-23 15:15:29,123 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-23 15:15:29,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:15:29,123 INFO L85 PathProgramCache]: Analyzing trace with hash 483208689, now seen corresponding path program 1 times [2022-11-23 15:15:29,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:15:29,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950564259] [2022-11-23 15:15:29,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:15:29,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:15:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:15:29,486 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-23 15:15:29,486 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:15:29,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950564259] [2022-11-23 15:15:29,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950564259] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:15:29,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [59523297] [2022-11-23 15:15:29,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:15:29,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:15:29,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:15:29,495 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:15:29,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f40152-8bae-432f-a2db-4f8dbbf51200/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 15:15:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:15:30,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 2706 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 15:15:30,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:15:30,751 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-23 15:15:30,755 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 15:15:30,990 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-23 15:15:30,991 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [59523297] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 15:15:30,991 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1946603169] [2022-11-23 15:15:31,021 INFO L159 IcfgInterpreter]: Started Sifa with 151 locations of interest [2022-11-23 15:15:31,022 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 15:15:31,027 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 15:15:31,032 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 15:15:31,033 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 15:15:33,135 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 77 treesize of output 67 [2022-11-23 15:15:33,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 580 treesize of output 500 [2022-11-23 15:15:34,233 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 71 treesize of output 61 [2022-11-23 15:15:44,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:45,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:45,297 INFO L217 Elim1Store]: Index analysis took 513 ms [2022-11-23 15:16:44,459 WARN L233 SmtUtils]: Spent 59.10s on a formula simplification. DAG size of input: 2495 DAG size of output: 1247 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:16:44,465 INFO L321 Elim1Store]: treesize reduction 5912, result has 25.5 percent of original size [2022-11-23 15:16:44,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 159 select indices, 159 select index equivalence classes, 12250 disjoint index pairs (out of 12561 index pairs), introduced 159 new quantified variables, introduced 468 case distinctions, treesize of input 809 treesize of output 2517 [2022-11-23 15:16:48,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:16:48,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:16:48,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 156 select indices, 156 select index equivalence classes, 12405 disjoint index pairs (out of 12090 index pairs), introduced 156 new quantified variables, introduced 0 case distinctions, treesize of input 790 treesize of output 1259 [2022-11-23 15:16:56,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:16:56,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 7 [2022-11-23 15:16:56,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:16:56,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 16 treesize of output 17 [2022-11-23 15:16:56,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:16:56,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 16 treesize of output 17 [2022-11-23 15:17:00,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 782 treesize of output 606 [2022-11-23 15:17:00,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:00,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:00,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:00,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:00,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:00,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:00,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 49 [2022-11-23 15:17:01,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 42 select indices, 42 select index equivalence classes, 861 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 0 case distinctions, treesize of input 293 treesize of output 127 [2022-11-23 15:17:01,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-23 15:17:01,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:01,872 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-23 15:17:02,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2022-11-23 15:17:02,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 694 treesize of output 522 [2022-11-23 15:17:02,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 16 [2022-11-23 15:17:02,485 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-23 15:17:02,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 79 [2022-11-23 15:17:02,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:02,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 28 [2022-11-23 15:17:02,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-23 15:17:03,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 788 treesize of output 612 [2022-11-23 15:17:03,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 42 select indices, 42 select index equivalence classes, 861 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 0 case distinctions, treesize of input 293 treesize of output 127 [2022-11-23 15:17:03,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 28 [2022-11-23 15:17:03,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:03,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-23 15:17:04,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-23 15:17:04,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:04,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 49 [2022-11-23 15:17:14,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 788 treesize of output 612 [2022-11-23 15:17:14,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,685 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-23 15:17:14,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:14,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 49 [2022-11-23 15:17:15,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 28 [2022-11-23 15:17:15,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-23 15:17:15,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:15,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 42 select indices, 42 select index equivalence classes, 861 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 0 case distinctions, treesize of input 293 treesize of output 127 [2022-11-23 15:17:15,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 782 treesize of output 606 [2022-11-23 15:17:16,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-23 15:17:16,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-23 15:17:16,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 42 select indices, 42 select index equivalence classes, 861 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 0 case distinctions, treesize of input 293 treesize of output 127 [2022-11-23 15:17:16,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:16,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 49 [2022-11-23 15:17:16,811 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2022-11-23 15:17:17,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 694 treesize of output 522 [2022-11-23 15:17:17,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 16 [2022-11-23 15:17:17,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-23 15:17:17,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 28 [2022-11-23 15:17:17,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:17:17,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 79 [2022-11-23 15:17:17,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-23 15:18:23,087 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 15:18:23,092 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 15:18:26,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:27,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:27,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 159 select indices, 159 select index equivalence classes, 12561 disjoint index pairs (out of 12561 index pairs), introduced 159 new quantified variables, introduced 0 case distinctions, treesize of input 796 treesize of output 478 [2022-11-23 15:18:27,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:27,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:27,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 158 select indices, 158 select index equivalence classes, 12405 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 791 treesize of output 475 [2022-11-23 15:18:36,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:36,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:36,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 159 select indices, 159 select index equivalence classes, 12561 disjoint index pairs (out of 12561 index pairs), introduced 159 new quantified variables, introduced 0 case distinctions, treesize of input 796 treesize of output 478 [2022-11-23 15:18:37,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:37,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:37,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 158 select indices, 158 select index equivalence classes, 12405 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 791 treesize of output 475 [2022-11-23 15:18:40,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:40,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-23 15:18:41,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:41,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:41,090 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:18:41,136 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 15:18:41,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 28 treesize of output 34 [2022-11-23 15:18:41,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:41,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-23 15:18:41,519 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2022-11-23 15:18:41,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:41,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:18:41,877 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:18:41,920 INFO L321 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-23 15:18:41,921 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 28 treesize of output 30 [2022-11-23 15:19:06,844 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_xmalloc with input of size 1614 for LOIs [2022-11-23 15:19:13,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:13,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:13,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:13,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:13,678 INFO L217 Elim1Store]: Index analysis took 267 ms [2022-11-23 15:19:39,036 WARN L233 SmtUtils]: Spent 25.32s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:19:39,040 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-23 15:19:39,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-23 15:19:41,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:41,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:41,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:41,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:41,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-23 15:19:50,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:50,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:51,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:52,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:52,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:52,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:52,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:52,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:52,038 INFO L217 Elim1Store]: Index analysis took 1130 ms [2022-11-23 15:19:52,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-23 15:19:54,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:19:54,261 INFO L217 Elim1Store]: Index analysis took 251 ms [2022-11-23 15:20:03,629 WARN L233 SmtUtils]: Spent 9.34s on a formula simplification. DAG size of input: 1116 DAG size of output: 609 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:20:03,630 INFO L321 Elim1Store]: treesize reduction 1818, result has 33.4 percent of original size [2022-11-23 15:20:03,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12619 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 202 case distinctions, treesize of input 807 treesize of output 1685 [2022-11-23 15:20:17,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:17,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:18,480 INFO L217 Elim1Store]: Index analysis took 1203 ms [2022-11-23 15:20:18,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-23 15:20:19,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:19,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:20,214 INFO L217 Elim1Store]: Index analysis took 263 ms [2022-11-23 15:20:25,747 WARN L233 SmtUtils]: Spent 5.51s on a formula simplification. DAG size of input: 764 DAG size of output: 417 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:20:25,748 INFO L321 Elim1Store]: treesize reduction 1242, result has 33.4 percent of original size [2022-11-23 15:20:25,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12651 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 138 case distinctions, treesize of input 807 treesize of output 1557 [2022-11-23 15:20:36,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:36,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:36,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:37,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:20:37,638 INFO L217 Elim1Store]: Index analysis took 1704 ms [2022-11-23 15:21:01,284 WARN L233 SmtUtils]: Spent 23.62s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:21:01,286 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-23 15:21:01,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-23 15:21:03,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:03,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:03,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:03,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:03,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-23 15:21:17,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:17,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:18,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:19,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:19,229 INFO L217 Elim1Store]: Index analysis took 1542 ms [2022-11-23 15:21:41,591 WARN L233 SmtUtils]: Spent 22.34s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:21:41,593 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-23 15:21:41,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-23 15:21:43,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:43,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:43,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:43,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:43,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-23 15:21:52,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:52,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:52,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:54,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:21:54,032 INFO L217 Elim1Store]: Index analysis took 1514 ms [2022-11-23 15:22:13,835 WARN L233 SmtUtils]: Spent 19.78s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:22:13,838 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-23 15:22:13,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-23 15:22:16,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:16,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:16,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:16,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:16,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-23 15:22:30,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:30,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:30,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:30,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:30,928 INFO L217 Elim1Store]: Index analysis took 240 ms [2022-11-23 15:22:49,584 WARN L233 SmtUtils]: Spent 18.63s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:22:49,586 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-23 15:22:49,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-23 15:22:51,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:51,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:51,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:51,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:51,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-23 15:22:59,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:59,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:22:59,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:00,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:00,711 INFO L217 Elim1Store]: Index analysis took 1601 ms [2022-11-23 15:23:24,104 WARN L233 SmtUtils]: Spent 23.37s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:23:24,106 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-23 15:23:24,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-23 15:23:25,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:25,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:25,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:25,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:25,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-23 15:23:32,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:32,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:33,561 INFO L217 Elim1Store]: Index analysis took 937 ms [2022-11-23 15:23:33,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-23 15:23:34,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:23:34,931 INFO L217 Elim1Store]: Index analysis took 199 ms [2022-11-23 15:23:50,102 WARN L233 SmtUtils]: Spent 15.15s on a formula simplification. DAG size of input: 1566 DAG size of output: 855 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:23:50,106 INFO L321 Elim1Store]: treesize reduction 2556, result has 33.4 percent of original size [2022-11-23 15:23:50,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12578 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 284 case distinctions, treesize of input 807 treesize of output 1849 [2022-11-23 15:23:53,538 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_is_err with input of size 1938 for LOIs [2022-11-23 15:23:57,686 INFO L197 IcfgInterpreter]: Interpreting procedure __mutex_init with input of size 1622 for LOIs [2022-11-23 15:24:00,554 INFO L197 IcfgInterpreter]: Interpreting procedure INIT_LIST_HEAD with input of size 2350 for LOIs [2022-11-23 15:24:05,758 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assume with input of size 2071 for LOIs [2022-11-23 15:24:19,301 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 1608 for LOIs [2022-11-23 15:24:22,113 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 15:24:44,136 WARN L233 SmtUtils]: Spent 21.75s on a formula simplification that was a NOOP. DAG size: 1695 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:25:14,881 WARN L233 SmtUtils]: Spent 21.74s on a formula simplification that was a NOOP. DAG size: 1700 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:26:34,678 WARN L233 SmtUtils]: Spent 1.32m on a formula simplification. DAG size of input: 2360 DAG size of output: 1740 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)