./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba --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 7d8c1ced61af2c61b36782af6d28a32546abe33f0c852d8f862ae04f74aae5e5 --- 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-b5237d8 [2022-11-22 02:50:05,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:50:05,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:50:05,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:50:05,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:50:05,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:50:05,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:50:05,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:50:05,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:50:05,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:50:05,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:50:05,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:50:05,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:50:05,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:50:05,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:50:05,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:50:05,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:50:05,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:50:05,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:50:05,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:50:05,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:50:05,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:50:05,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:50:05,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:50:05,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:50:05,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:50:05,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:50:05,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:50:05,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:50:05,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:50:05,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:50:05,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:50:05,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:50:05,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:50:05,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:50:05,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:50:05,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:50:05,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:50:05,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:50:05,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:50:05,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:50:05,953 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:50:05,999 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:50:05,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:50:06,000 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:50:06,001 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:50:06,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:50:06,002 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:50:06,002 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:50:06,003 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:50:06,003 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:50:06,003 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:50:06,004 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:50:06,004 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:50:06,005 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:50:06,005 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:50:06,005 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:50:06,005 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:50:06,006 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:50:06,006 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:50:06,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:50:06,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:50:06,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:50:06,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:50:06,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:50:06,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:50:06,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:50:06,008 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:50:06,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:50:06,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:50:06,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:50:06,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:50:06,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:50:06,010 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:50:06,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:50:06,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:50:06,011 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:50:06,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:50:06,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:50:06,012 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:50:06,012 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_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d8c1ced61af2c61b36782af6d28a32546abe33f0c852d8f862ae04f74aae5e5 [2022-11-22 02:50:06,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:50:06,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:50:06,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:50:06,365 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:50:06,366 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:50:06,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i [2022-11-22 02:50:09,439 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:50:10,084 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:50:10,085 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i [2022-11-22 02:50:10,132 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/data/eb018e11c/1db18984799a4d9aa13a1395ce91a5d1/FLAGe3ca275e3 [2022-11-22 02:50:10,153 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/data/eb018e11c/1db18984799a4d9aa13a1395ce91a5d1 [2022-11-22 02:50:10,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:50:10,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:50:10,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:50:10,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:50:10,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:50:10,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:50:10" (1/1) ... [2022-11-22 02:50:10,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@475ae8cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:10, skipping insertion in model container [2022-11-22 02:50:10,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:50:10" (1/1) ... [2022-11-22 02:50:10,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:50:10,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:50:10,578 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i[4491,4504] [2022-11-22 02:50:10,590 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i[4551,4564] [2022-11-22 02:50:11,518 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:11,519 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:11,519 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:11,520 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:11,521 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:11,535 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:11,536 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:11,539 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:11,540 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,015 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 02:50:12,016 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 02:50:12,017 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 02:50:12,018 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 02:50:12,019 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 02:50:12,019 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 02:50:12,020 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 02:50:12,021 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 02:50:12,021 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 02:50:12,022 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 02:50:12,191 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 02:50:12,252 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,252 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:50:12,407 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:50:12,422 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i[4491,4504] [2022-11-22 02:50:12,422 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i[4551,4564] [2022-11-22 02:50:12,498 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,499 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,499 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,502 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,503 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,514 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,518 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,519 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,522 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,569 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 02:50:12,570 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 02:50:12,571 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 02:50:12,572 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 02:50:12,573 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 02:50:12,574 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 02:50:12,577 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 02:50:12,578 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 02:50:12,578 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 02:50:12,579 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 02:50:12,613 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 02:50:12,674 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,675 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:50:12,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:50:13,027 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:50:13,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13 WrapperNode [2022-11-22 02:50:13,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:50:13,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:50:13,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:50:13,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:50:13,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,209 INFO L138 Inliner]: procedures = 690, calls = 2495, calls flagged for inlining = 54, calls inlined = 5, statements flattened = 778 [2022-11-22 02:50:13,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:50:13,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:50:13,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:50:13,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:50:13,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,297 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:50:13,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:50:13,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:50:13,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:50:13,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (1/1) ... [2022-11-22 02:50:13,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:50:13,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:50:13,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:50:13,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:50:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2022-11-22 02:50:13,446 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2022-11-22 02:50:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:50:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-22 02:50:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-22 02:50:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2022-11-22 02:50:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2022-11-22 02:50:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:50:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-22 02:50:13,448 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-22 02:50:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-22 02:50:13,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-22 02:50:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:50:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:50:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:50:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:50:13,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:50:13,451 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-22 02:50:13,451 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-22 02:50:13,451 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-11-22 02:50:13,451 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-11-22 02:50:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-22 02:50:13,452 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-22 02:50:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2022-11-22 02:50:13,452 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2022-11-22 02:50:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:50:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:50:13,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:50:13,453 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-22 02:50:13,453 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-22 02:50:13,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:50:13,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:50:13,779 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:50:13,781 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:50:15,031 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:50:15,316 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:50:15,317 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 02:50:15,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:50:15 BoogieIcfgContainer [2022-11-22 02:50:15,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:50:15,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:50:15,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:50:15,332 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:50:15,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:50:10" (1/3) ... [2022-11-22 02:50:15,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@327da3e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:50:15, skipping insertion in model container [2022-11-22 02:50:15,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13" (2/3) ... [2022-11-22 02:50:15,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@327da3e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:50:15, skipping insertion in model container [2022-11-22 02:50:15,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:50:15" (3/3) ... [2022-11-22 02:50:15,339 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_harness.i [2022-11-22 02:50:15,357 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:50:15,358 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:50:15,421 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:50:15,431 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;@52058a36, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:50:15,432 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:50:15,438 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 38 states have internal predecessors, (44), 20 states have call successors, (20), 10 states have call predecessors, (20), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2022-11-22 02:50:15,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-22 02:50:15,447 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:15,448 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:50:15,448 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:15,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:15,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1478034123, now seen corresponding path program 1 times [2022-11-22 02:50:15,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:15,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284209955] [2022-11-22 02:50:15,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:15,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:22,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 02:50:22,844 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:22,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284209955] [2022-11-22 02:50:22,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284209955] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:50:22,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:50:22,846 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-22 02:50:22,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442317781] [2022-11-22 02:50:22,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:50:22,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-22 02:50:22,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:50:22,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-22 02:50:22,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-11-22 02:50:22,903 INFO L87 Difference]: Start difference. First operand has 69 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 38 states have internal predecessors, (44), 20 states have call successors, (20), 10 states have call predecessors, (20), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 11 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-22 02:50:24,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:50:24,266 INFO L93 Difference]: Finished difference Result 126 states and 172 transitions. [2022-11-22 02:50:24,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-22 02:50:24,272 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 21 [2022-11-22 02:50:24,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:50:24,281 INFO L225 Difference]: With dead ends: 126 [2022-11-22 02:50:24,281 INFO L226 Difference]: Without dead ends: 95 [2022-11-22 02:50:24,284 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-11-22 02:50:24,287 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 77 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:50:24,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 459 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-22 02:50:24,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2022-11-22 02:50:24,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 74. [2022-11-22 02:50:24,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 40 states have (on average 1.15) internal successors, (46), 42 states have internal predecessors, (46), 22 states have call successors, (22), 11 states have call predecessors, (22), 11 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2022-11-22 02:50:24,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 89 transitions. [2022-11-22 02:50:24,339 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 89 transitions. Word has length 21 [2022-11-22 02:50:24,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:50:24,339 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 89 transitions. [2022-11-22 02:50:24,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-22 02:50:24,340 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 89 transitions. [2022-11-22 02:50:24,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-22 02:50:24,341 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:24,342 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:50:24,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:50:24,342 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:24,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:24,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1922900274, now seen corresponding path program 1 times [2022-11-22 02:50:24,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:24,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828617799] [2022-11-22 02:50:24,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:24,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:24,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 02:50:24,592 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:24,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828617799] [2022-11-22 02:50:24,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828617799] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:50:24,592 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:50:24,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:50:24,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692358156] [2022-11-22 02:50:24,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:50:24,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:50:24,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:50:24,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:50:24,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:50:24,595 INFO L87 Difference]: Start difference. First operand 74 states and 89 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 02:50:24,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:50:24,931 INFO L93 Difference]: Finished difference Result 92 states and 109 transitions. [2022-11-22 02:50:24,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:50:24,932 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 23 [2022-11-22 02:50:24,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:50:24,937 INFO L225 Difference]: With dead ends: 92 [2022-11-22 02:50:24,938 INFO L226 Difference]: Without dead ends: 74 [2022-11-22 02:50:24,938 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 [2022-11-22 02:50:24,942 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 1 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:50:24,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 197 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-22 02:50:24,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2022-11-22 02:50:24,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2022-11-22 02:50:24,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 40 states have (on average 1.1) internal successors, (44), 42 states have internal predecessors, (44), 22 states have call successors, (22), 11 states have call predecessors, (22), 11 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2022-11-22 02:50:24,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 87 transitions. [2022-11-22 02:50:24,965 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 87 transitions. Word has length 23 [2022-11-22 02:50:24,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:50:24,967 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 87 transitions. [2022-11-22 02:50:24,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 02:50:24,967 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions. [2022-11-22 02:50:24,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-22 02:50:24,970 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:24,970 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:50:24,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:50:24,970 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:24,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:24,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1547318081, now seen corresponding path program 1 times [2022-11-22 02:50:24,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:24,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856794796] [2022-11-22 02:50:24,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:24,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:31,769 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 02:50:31,770 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:31,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856794796] [2022-11-22 02:50:31,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856794796] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:50:31,770 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:50:31,770 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-22 02:50:31,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045970911] [2022-11-22 02:50:31,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:50:31,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-22 02:50:31,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:50:31,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-22 02:50:31,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2022-11-22 02:50:31,772 INFO L87 Difference]: Start difference. First operand 74 states and 87 transitions. Second operand has 12 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 5 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2022-11-22 02:50:32,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:50:32,736 INFO L93 Difference]: Finished difference Result 91 states and 107 transitions. [2022-11-22 02:50:32,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-22 02:50:32,737 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 5 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) Word has length 32 [2022-11-22 02:50:32,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:50:32,738 INFO L225 Difference]: With dead ends: 91 [2022-11-22 02:50:32,738 INFO L226 Difference]: Without dead ends: 89 [2022-11-22 02:50:32,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-11-22 02:50:32,739 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 40 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:50:32,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 389 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-22 02:50:32,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2022-11-22 02:50:32,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 83. [2022-11-22 02:50:32,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 46 states have (on average 1.0869565217391304) internal successors, (50), 48 states have internal predecessors, (50), 24 states have call successors, (24), 12 states have call predecessors, (24), 12 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-11-22 02:50:32,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 97 transitions. [2022-11-22 02:50:32,762 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 97 transitions. Word has length 32 [2022-11-22 02:50:32,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:50:32,762 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 97 transitions. [2022-11-22 02:50:32,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 5 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2022-11-22 02:50:32,764 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2022-11-22 02:50:32,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-22 02:50:32,765 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:32,766 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-11-22 02:50:32,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:50:32,766 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:32,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:32,767 INFO L85 PathProgramCache]: Analyzing trace with hash -261043334, now seen corresponding path program 1 times [2022-11-22 02:50:32,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:32,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031338612] [2022-11-22 02:50:32,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:32,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:34,798 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-22 02:50:34,798 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:34,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031338612] [2022-11-22 02:50:34,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031338612] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:50:34,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:50:34,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-22 02:50:34,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116277146] [2022-11-22 02:50:34,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:50:34,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-22 02:50:34,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:50:34,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-22 02:50:34,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-22 02:50:34,803 INFO L87 Difference]: Start difference. First operand 83 states and 97 transitions. Second operand has 9 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-22 02:50:35,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:50:35,538 INFO L93 Difference]: Finished difference Result 89 states and 102 transitions. [2022-11-22 02:50:35,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-22 02:50:35,539 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 38 [2022-11-22 02:50:35,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:50:35,540 INFO L225 Difference]: With dead ends: 89 [2022-11-22 02:50:35,540 INFO L226 Difference]: Without dead ends: 87 [2022-11-22 02:50:35,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2022-11-22 02:50:35,541 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 28 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:50:35,541 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 293 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-22 02:50:35,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2022-11-22 02:50:35,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2022-11-22 02:50:35,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 49 states have (on average 1.0816326530612246) internal successors, (53), 51 states have internal predecessors, (53), 24 states have call successors, (24), 13 states have call predecessors, (24), 13 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-11-22 02:50:35,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 100 transitions. [2022-11-22 02:50:35,565 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 100 transitions. Word has length 38 [2022-11-22 02:50:35,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:50:35,566 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 100 transitions. [2022-11-22 02:50:35,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-22 02:50:35,566 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 100 transitions. [2022-11-22 02:50:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-22 02:50:35,575 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:35,575 INFO L195 NwaCegarLoop]: trace histogram [4, 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] [2022-11-22 02:50:35,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:50:35,575 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:35,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:35,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1407624461, now seen corresponding path program 1 times [2022-11-22 02:50:35,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:35,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390437331] [2022-11-22 02:50:35,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:35,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:36,904 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-22 02:50:36,905 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:36,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390437331] [2022-11-22 02:50:36,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390437331] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:50:36,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:50:36,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-22 02:50:36,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929405185] [2022-11-22 02:50:36,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:50:36,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-22 02:50:36,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:50:36,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-22 02:50:36,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-22 02:50:36,907 INFO L87 Difference]: Start difference. First operand 87 states and 100 transitions. Second operand has 8 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 7 states have internal predecessors, (19), 5 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) [2022-11-22 02:50:37,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:50:37,592 INFO L93 Difference]: Finished difference Result 93 states and 105 transitions. [2022-11-22 02:50:37,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:50:37,593 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 7 states have internal predecessors, (19), 5 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) Word has length 44 [2022-11-22 02:50:37,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:50:37,594 INFO L225 Difference]: With dead ends: 93 [2022-11-22 02:50:37,594 INFO L226 Difference]: Without dead ends: 91 [2022-11-22 02:50:37,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-22 02:50:37,596 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 22 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:50:37,596 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 317 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 02:50:37,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2022-11-22 02:50:37,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2022-11-22 02:50:37,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 52 states have (on average 1.0769230769230769) internal successors, (56), 54 states have internal predecessors, (56), 24 states have call successors, (24), 14 states have call predecessors, (24), 14 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-11-22 02:50:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 103 transitions. [2022-11-22 02:50:37,628 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 103 transitions. Word has length 44 [2022-11-22 02:50:37,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:50:37,630 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 103 transitions. [2022-11-22 02:50:37,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 7 states have internal predecessors, (19), 5 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) [2022-11-22 02:50:37,630 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2022-11-22 02:50:37,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-22 02:50:37,632 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:37,633 INFO L195 NwaCegarLoop]: trace histogram [4, 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] [2022-11-22 02:50:37,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:50:37,633 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:37,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:37,634 INFO L85 PathProgramCache]: Analyzing trace with hash 444906069, now seen corresponding path program 1 times [2022-11-22 02:50:37,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:37,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523103862] [2022-11-22 02:50:37,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:37,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:38,059 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-22 02:50:38,059 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:38,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523103862] [2022-11-22 02:50:38,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523103862] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:50:38,060 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:50:38,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-22 02:50:38,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580100442] [2022-11-22 02:50:38,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:50:38,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 02:50:38,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:50:38,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 02:50:38,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-22 02:50:38,062 INFO L87 Difference]: Start difference. First operand 91 states and 103 transitions. Second operand has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-22 02:50:38,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:50:38,560 INFO L93 Difference]: Finished difference Result 131 states and 146 transitions. [2022-11-22 02:50:38,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 02:50:38,561 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 50 [2022-11-22 02:50:38,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:50:38,562 INFO L225 Difference]: With dead ends: 131 [2022-11-22 02:50:38,562 INFO L226 Difference]: Without dead ends: 97 [2022-11-22 02:50:38,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-22 02:50:38,563 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 3 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:50:38,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 319 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-22 02:50:38,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-22 02:50:38,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2022-11-22 02:50:38,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 55 states have (on average 1.0727272727272728) internal successors, (59), 57 states have internal predecessors, (59), 24 states have call successors, (24), 14 states have call predecessors, (24), 15 states have return successors, (24), 23 states have call predecessors, (24), 23 states have call successors, (24) [2022-11-22 02:50:38,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 107 transitions. [2022-11-22 02:50:38,578 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 107 transitions. Word has length 50 [2022-11-22 02:50:38,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:50:38,579 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 107 transitions. [2022-11-22 02:50:38,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-22 02:50:38,579 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 107 transitions. [2022-11-22 02:50:38,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-22 02:50:38,580 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:38,580 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 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] [2022-11-22 02:50:38,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 02:50:38,581 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:38,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:38,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1456245590, now seen corresponding path program 1 times [2022-11-22 02:50:38,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:38,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070852980] [2022-11-22 02:50:38,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:38,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:42,157 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-22 02:50:42,158 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:42,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070852980] [2022-11-22 02:50:42,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070852980] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:50:42,158 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:50:42,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-22 02:50:42,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665727783] [2022-11-22 02:50:42,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:50:42,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-22 02:50:42,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:50:42,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-22 02:50:42,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-22 02:50:42,160 INFO L87 Difference]: Start difference. First operand 95 states and 107 transitions. Second operand has 11 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 6 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 4 states have call predecessors, (9), 5 states have call successors, (9) [2022-11-22 02:50:42,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:50:42,912 INFO L93 Difference]: Finished difference Result 107 states and 120 transitions. [2022-11-22 02:50:42,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-22 02:50:42,913 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 6 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 4 states have call predecessors, (9), 5 states have call successors, (9) Word has length 50 [2022-11-22 02:50:42,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:50:42,914 INFO L225 Difference]: With dead ends: 107 [2022-11-22 02:50:42,914 INFO L226 Difference]: Without dead ends: 78 [2022-11-22 02:50:42,914 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2022-11-22 02:50:42,915 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 44 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:50:42,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 362 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 02:50:42,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-11-22 02:50:42,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-11-22 02:50:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 44 states have (on average 1.0681818181818181) internal successors, (47), 45 states have internal predecessors, (47), 20 states have call successors, (20), 12 states have call predecessors, (20), 13 states have return successors, (20), 20 states have call predecessors, (20), 19 states have call successors, (20) [2022-11-22 02:50:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 87 transitions. [2022-11-22 02:50:42,934 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 87 transitions. Word has length 50 [2022-11-22 02:50:42,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:50:42,934 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 87 transitions. [2022-11-22 02:50:42,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 6 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 4 states have call predecessors, (9), 5 states have call successors, (9) [2022-11-22 02:50:42,935 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2022-11-22 02:50:42,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-22 02:50:42,936 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:42,936 INFO L195 NwaCegarLoop]: trace histogram [4, 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] [2022-11-22 02:50:42,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 02:50:42,937 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:42,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:42,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1619350732, now seen corresponding path program 1 times [2022-11-22 02:50:42,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:42,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630060487] [2022-11-22 02:50:42,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:42,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:44,215 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-22 02:50:44,215 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:44,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630060487] [2022-11-22 02:50:44,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630060487] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:50:44,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:50:44,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-22 02:50:44,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988369399] [2022-11-22 02:50:44,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:50:44,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-22 02:50:44,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:50:44,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-22 02:50:44,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-11-22 02:50:44,217 INFO L87 Difference]: Start difference. First operand 78 states and 87 transitions. Second operand has 11 states, 8 states have (on average 3.125) internal successors, (25), 9 states have internal predecessors, (25), 4 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 5 states have call predecessors, (12), 4 states have call successors, (12) [2022-11-22 02:50:45,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:50:45,322 INFO L93 Difference]: Finished difference Result 112 states and 123 transitions. [2022-11-22 02:50:45,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-22 02:50:45,322 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 3.125) internal successors, (25), 9 states have internal predecessors, (25), 4 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 5 states have call predecessors, (12), 4 states have call successors, (12) Word has length 54 [2022-11-22 02:50:45,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:50:45,324 INFO L225 Difference]: With dead ends: 112 [2022-11-22 02:50:45,324 INFO L226 Difference]: Without dead ends: 70 [2022-11-22 02:50:45,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2022-11-22 02:50:45,325 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 12 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 570 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:50:45,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 570 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-22 02:50:45,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2022-11-22 02:50:45,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2022-11-22 02:50:45,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 39 states have (on average 1.0256410256410255) internal successors, (40), 40 states have internal predecessors, (40), 19 states have call successors, (19), 11 states have call predecessors, (19), 11 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-22 02:50:45,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 77 transitions. [2022-11-22 02:50:45,336 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 77 transitions. Word has length 54 [2022-11-22 02:50:45,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:50:45,337 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 77 transitions. [2022-11-22 02:50:45,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 3.125) internal successors, (25), 9 states have internal predecessors, (25), 4 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 5 states have call predecessors, (12), 4 states have call successors, (12) [2022-11-22 02:50:45,337 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2022-11-22 02:50:45,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-22 02:50:45,338 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:45,338 INFO L195 NwaCegarLoop]: trace histogram [5, 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] [2022-11-22 02:50:45,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-22 02:50:45,338 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:45,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:45,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1523264578, now seen corresponding path program 1 times [2022-11-22 02:50:45,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:45,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871943800] [2022-11-22 02:50:45,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:45,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:49,058 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-22 02:50:49,058 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:49,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871943800] [2022-11-22 02:50:49,058 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871943800] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:50:49,058 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:50:49,058 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-22 02:50:49,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918396457] [2022-11-22 02:50:49,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:50:49,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-22 02:50:49,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:50:49,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-22 02:50:49,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-11-22 02:50:49,060 INFO L87 Difference]: Start difference. First operand 70 states and 77 transitions. Second operand has 10 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 8 states have internal predecessors, (26), 6 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2022-11-22 02:50:49,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:50:49,931 INFO L93 Difference]: Finished difference Result 76 states and 82 transitions. [2022-11-22 02:50:49,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-22 02:50:49,932 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 8 states have internal predecessors, (26), 6 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) Word has length 58 [2022-11-22 02:50:49,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:50:49,933 INFO L225 Difference]: With dead ends: 76 [2022-11-22 02:50:49,933 INFO L226 Difference]: Without dead ends: 74 [2022-11-22 02:50:49,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-11-22 02:50:49,934 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 33 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:50:49,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 325 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-22 02:50:49,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2022-11-22 02:50:49,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2022-11-22 02:50:49,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 43 states have internal predecessors, (43), 19 states have call successors, (19), 12 states have call predecessors, (19), 12 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-22 02:50:49,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 80 transitions. [2022-11-22 02:50:49,957 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 80 transitions. Word has length 58 [2022-11-22 02:50:49,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:50:49,960 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 80 transitions. [2022-11-22 02:50:49,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 8 states have internal predecessors, (26), 6 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2022-11-22 02:50:49,961 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2022-11-22 02:50:49,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-22 02:50:49,962 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:49,962 INFO L195 NwaCegarLoop]: trace histogram [5, 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] [2022-11-22 02:50:49,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-22 02:50:49,962 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:49,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:49,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1271395820, now seen corresponding path program 1 times [2022-11-22 02:50:49,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:49,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815631553] [2022-11-22 02:50:49,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:49,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:54,008 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-22 02:50:54,008 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:54,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815631553] [2022-11-22 02:50:54,009 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815631553] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:50:54,009 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:50:54,009 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-22 02:50:54,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18013086] [2022-11-22 02:50:54,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:50:54,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-22 02:50:54,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:50:54,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-22 02:50:54,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-11-22 02:50:54,011 INFO L87 Difference]: Start difference. First operand 74 states and 80 transitions. Second operand has 11 states, 8 states have (on average 4.125) internal successors, (33), 9 states have internal predecessors, (33), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 6 states have call predecessors, (15), 6 states have call successors, (15) [2022-11-22 02:50:54,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:50:54,988 INFO L93 Difference]: Finished difference Result 80 states and 85 transitions. [2022-11-22 02:50:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-22 02:50:54,989 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 4.125) internal successors, (33), 9 states have internal predecessors, (33), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 6 states have call predecessors, (15), 6 states have call successors, (15) Word has length 69 [2022-11-22 02:50:54,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:50:54,990 INFO L225 Difference]: With dead ends: 80 [2022-11-22 02:50:54,990 INFO L226 Difference]: Without dead ends: 76 [2022-11-22 02:50:54,990 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-11-22 02:50:54,991 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 32 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:50:54,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 342 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-22 02:50:54,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-11-22 02:50:55,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2022-11-22 02:50:55,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 44 states have (on average 1.0) internal successors, (44), 44 states have internal predecessors, (44), 19 states have call successors, (19), 13 states have call predecessors, (19), 12 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-22 02:50:55,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 81 transitions. [2022-11-22 02:50:55,003 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 81 transitions. Word has length 69 [2022-11-22 02:50:55,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:50:55,003 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 81 transitions. [2022-11-22 02:50:55,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 4.125) internal successors, (33), 9 states have internal predecessors, (33), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 6 states have call predecessors, (15), 6 states have call successors, (15) [2022-11-22 02:50:55,004 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2022-11-22 02:50:55,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-22 02:50:55,005 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:50:55,005 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 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] [2022-11-22 02:50:55,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 02:50:55,005 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:50:55,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:50:55,006 INFO L85 PathProgramCache]: Analyzing trace with hash -2058318697, now seen corresponding path program 1 times [2022-11-22 02:50:55,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:50:55,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322372569] [2022-11-22 02:50:55,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:55,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:50:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:59,168 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-22 02:50:59,168 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:50:59,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322372569] [2022-11-22 02:50:59,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322372569] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:50:59,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573595601] [2022-11-22 02:50:59,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:50:59,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:50:59,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:50:59,172 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:50:59,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db8b834f-812f-4ed4-92c8-f20345184d12/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 02:50:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:50:59,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 2579 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-22 02:50:59,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:51:00,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:51:00,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:51:00,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2022-11-22 02:51:01,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-22 02:51:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-22 02:51:01,311 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:51:01,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2406 treesize of output 2310 [2022-11-22 02:51:04,274 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-22 02:51:04,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [573595601] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:51:04,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [303419176] [2022-11-22 02:51:04,297 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2022-11-22 02:51:04,297 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:51:04,301 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:51:04,307 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:51:04,308 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:51:09,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:51:09,745 INFO L217 Elim1Store]: Index analysis took 433 ms [2022-11-22 02:51:26,443 WARN L233 SmtUtils]: Spent 16.63s on a formula simplification. DAG size of input: 1767 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-22 02:51:26,447 INFO L321 Elim1Store]: treesize reduction 1972, result has 47.1 percent of original size [2022-11-22 02:51:26,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19308 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 196 case distinctions, treesize of input 992 treesize of output 2354 [2022-11-22 02:51:30,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:51:30,968 INFO L217 Elim1Store]: Index analysis took 767 ms [2022-11-22 02:51:59,904 WARN L233 SmtUtils]: Spent 28.88s on a formula simplification. DAG size of input: 2161 DAG size of output: 1179 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-22 02:51:59,908 INFO L321 Elim1Store]: treesize reduction 3528, result has 33.3 percent of original size [2022-11-22 02:51:59,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19505 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 392 case distinctions, treesize of input 1002 treesize of output 2377 [2022-11-22 02:54:34,548 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 [2022-11-22 02:54:34,554 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 [2022-11-22 02:54:41,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:54:41,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-22 02:54:42,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:54:43,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-22 02:55:04,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:04,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-22 02:55:06,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:06,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-22 02:55:20,471 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 19 treesize of output 1 [2022-11-22 02:55:20,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:20,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:21,565 INFO L217 Elim1Store]: Index analysis took 640 ms [2022-11-22 02:55:21,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 309 select indices, 309 select index equivalence classes, 33694 disjoint index pairs (out of 47586 index pairs), introduced 309 new quantified variables, introduced 0 case distinctions, treesize of input 2785 treesize of output 3693 [2022-11-22 02:55:24,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:24,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:24,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:24,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:24,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:24,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:24,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:24,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:24,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:24,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:24,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 193 select indices, 193 select index equivalence classes, 16858 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1749 treesize of output 2324 [2022-11-22 02:55:27,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:27,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:27,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:27,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:27,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:27,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:27,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:27,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:27,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:27,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:28,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 193 select indices, 193 select index equivalence classes, 16859 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1749 treesize of output 2324 [2022-11-22 02:55:34,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2022-11-22 02:55:34,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:34,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:35,000 INFO L217 Elim1Store]: Index analysis took 142 ms [2022-11-22 02:55:35,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 16864 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 0 case distinctions, treesize of input 1766 treesize of output 2352 [2022-11-22 02:55:37,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:37,774 INFO L217 Elim1Store]: Index analysis took 679 ms [2022-11-22 02:55:37,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 309 select indices, 309 select index equivalence classes, 33698 disjoint index pairs (out of 47586 index pairs), introduced 309 new quantified variables, introduced 0 case distinctions, treesize of input 2793 treesize of output 3709 [2022-11-22 02:55:42,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:55:42,316 INFO L217 Elim1Store]: Index analysis took 102 ms [2022-11-22 02:55:42,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 16864 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 0 case distinctions, treesize of input 1800 treesize of output 2368 [2022-11-22 02:57:00,008 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 48 for LOIs [2022-11-22 02:57:00,021 INFO L197 IcfgInterpreter]: Interpreting procedure aws_byte_buf_is_valid with input of size 2947 for LOIs [2022-11-22 02:57:13,089 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mem_acquire with input of size 3673 for LOIs [2022-11-22 03:02:23,795 INFO L197 IcfgInterpreter]: Interpreting procedure aws_allocator_is_valid with input of size 3660 for LOIs [2022-11-22 03:03:46,260 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 4090 for LOIs [2022-11-22 03:04:20,743 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_malloc with input of size 3671 for LOIs