[INFO] fetching crate pair_sync 0.4.3...
[INFO] testing pair_sync-0.4.3 against 1.90.0 for beta-1.91-2
[INFO] extracting crate pair_sync 0.4.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate pair_sync 0.4.3
[INFO] finished tweaking crates.io crate pair_sync 0.4.3
[INFO] tweaked toml for crates.io crate pair_sync 0.4.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pair_sync 0.4.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pair_sync 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 303082decc8738077cba041667dd2aba96159d8ffa34a07b67c74b4d6d5914fc
[INFO] running `Command { std: "docker" "start" "-a" "303082decc8738077cba041667dd2aba96159d8ffa34a07b67c74b4d6d5914fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "303082decc8738077cba041667dd2aba96159d8ffa34a07b67c74b4d6d5914fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "303082decc8738077cba041667dd2aba96159d8ffa34a07b67c74b4d6d5914fc", kill_on_drop: false }`
[INFO] [stdout] 303082decc8738077cba041667dd2aba96159d8ffa34a07b67c74b4d6d5914fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "44300869d9508f462b868994acff52975645cceeee04a593f770358bf1276701", kill_on_drop: false }`
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[INFO] [stdout] warning: method `address` is never used
[INFO] [stdout]   --> src/filter.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait FilteredPool {
[INFO] [stdout]    |       ------------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn address(&self) -> H160;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "44300869d9508f462b868994acff52975645cceeee04a593f770358bf1276701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44300869d9508f462b868994acff52975645cceeee04a593f770358bf1276701", kill_on_drop: false }`
[INFO] [stdout] 44300869d9508f462b868994acff52975645cceeee04a593f770358bf1276701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0efbf7d4f0a319fbbbe467478444fd5f4c8fa73594b0bd3953c2a7660d8069c4
[INFO] running `Command { std: "docker" "start" "-a" "0efbf7d4f0a319fbbbe467478444fd5f4c8fa73594b0bd3953c2a7660d8069c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling pair_sync v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `address` is never used
[INFO] [stdout]   --> src/filter.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait FilteredPool {
[INFO] [stdout]    |       ------------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn address(&self) -> H160;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `address` is never used
[INFO] [stdout]   --> src/filter.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait FilteredPool {
[INFO] [stdout]    |       ------------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn address(&self) -> H160;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustc82SkB7/symbols.o" "<17 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libpair_sync-df7773a04be589b6,libnum_bigfloat-ce5e701264ced727,libindicatif-1f5412ebac7dd1c3,libportable_atomic-181a521d3e8069fe,libnumber_prefix-3e2f4c7b9fa4f802,libconsole-46f3196cd36437aa,libterminal_size-bb61bc52837d9013,libunicode_width-14cea643d72c39b2,libethers-48eca525944d29ac,libethers_middleware-8b339a33efe89b80,libethers_signers-c182cf4fd18cf079,libeth_keystore-4f9df81ffab5d187,libaes-52da22de60f0b36d,libopaque_debug-a376880be4df562b,libuuid-93ae563fd5bc7352,libscrypt-fa963d753645085f,libsalsa20-253b213112a82b6a,libpassword_hash-6de9becdb7a35ab5,libpbkdf2-17cd5e0337d88bf9,libctr-40fa3bdb8a77b7dc,libcipher-8a4639a503006703,libcoins_bip39-3bdf7b0f0bc16bc5,libpbkdf2-72e167029aaced0b,libpassword_hash-bd80b53fc8f73b14,libbase64ct-728987d5f78b65bb,libbitvec-fa07b8a1897ad393,libeither-99dc06ae9f12c636,libradium-6b0480027b1a9d41,libcoins_bip32-e6520eb4c22f0dd7,libbs58-ab9ed49491355abe,libcoins_core-d1b1c4f991cce354,libblake2-eb89a6a6e51365cb,libbase64-276f563e39374f52,libripemd-918754e83bbc0756,libbase58check-1ec5594f884820ac,libsha2-02a178bb1136198c,libdigest-259988414f1b16f1,libopaque_debug-721a8c5fe14dcd74,libfake_simd-a67b1b8c7e4b7043,libblock_buffer-2137483688763b3e,libgeneric_array-61b79b51698dbb3e,libblock_padding-abed08c8d62ee523,libbyte_tools-0db064d8870f1887,libbase58-9c1f61a7f7ac16bd,libbech32-1aed7ed5ccdf7ca1,libfutures_locks-487877ed1c6f3a94,libethers_etherscan-3158d88b8486b66e,libserde_aux-1b16444d0c562706,libinstant-104e91d22c4ad057,libethers_contract-7c26f7db86151314,libethers_contract_abigen-d0a68cd56dc7f87a,libwalkdir-b3f6e01fba672125,libsame_file-8605f03e019e0297,libdunce-089ad6ec1067b2fe,libinflector-e0766553c177fc55,liblazy_static-ab9a3dc8def9ba85,libeyre-17b4695545796c98,libindenter-d5e38082fd95a86b,libethers_providers-d6ed9c759c7710a5,libfutures_timer-620f7b5000314eac,libtracing_futures-3618f02ecab872af,libpin_project-f90455f83ac5d172,libreqwest-6443d8ed22e8749a,librustls_pemfile-3e6f6faac744678c,libhyper_rustls-d409395916e50407,libwebpki_roots-749f523f831c2d1d,libipnet-fc86eb427a1f2d66,libtokio_rustls-bc5019076ece6595,libserde_urlencoded-a38c899fb9ff7eb7,libmime-087a549b9e579a63,libencoding_rs-d9651613fed21a82,libbase64-d808d36ac308abb0,librustls-d29fb8193dcfc98e,libsct-52663e049dc4ead1,libwebpki-a142fdbc0d2ceeaf,libring-f2d6e6ea89e1c193,libspin-6113108d3fa2f8ba,libuntrusted-6400285ed815eed6,libhyper-1c5bf50142118ccb,libwant-a3af6ae8209498ff,libtry_lock-cced3256de414948,libhttparse-3b2cd78e2f069b11,libh2-d77c0687efe489f4,libindexmap-d74caf0e76dc2921,libhashbrown-ac9e50f61247ada6,libtokio_util-2738fdced8aa621d,libtower_service-3d53522805590912,libtracing-e2ac338c8c2c3a25,libtracing_core-8077d28deae8506a,libhttp_body-39819296c45fd149,liburl-05fe0340c2ce1b85,libidna-758b52716c84ea12,libunicode_normalization-76e12a16785ec0a5,libtinyvec-38ac420739842d93,libtinyvec_macros-86c344b117a07e9b,libunicode_bidi-2a57135a1984eeb9,libform_urlencoded-710af7f14b2a9d5a,libpercent_encoding-4aedcef6ac1270cc,libhttp-c5a30791b967456d,libfnv-773757b135178300,libtokio-69a3bae9f1a962dc,libsignal_hook_registry-0357ea8b290f116f,libnum_cpus-e2880e2f5e4f8004,libsocket2-72afab091218ee13,libmio-d04e30d9a1475824,liblog-d1fe0693536a12cb,libparking_lot-cb6319b967c22180,libparking_lot_core-2dbffaf1b98a298b,libsmallvec-0efdce7afff0ebdf,liblock_api-25ca255f57a8f900,libscopeguard-ff6c05979f5d3a08,libhashers-293778c9992ab8fe,libfxhash-cf24aeb3010e4a7a,libfutures_util-9ee7c0db252e4562,libfutures_io-b4acc6471c8028c2,libslab-63f2b64df68c69d5,libpin_project_lite-b698864a218e1545,libfutures_task-382c530ce71237e0,libpin_utils-45ba7e7cff7aa459,libfutures_channel-cc939b9ecdebca22,libfutures_sink-6a229273749d0526,libfutures_core-2fafd9bc11478e91,libethers_addressbook-42d80b9613af3cf2,libethers_core-4951fa3a3c215a09,libcargo_metadata-2d3d79c16b18c0c6,libcargo_platform-3810cf7dc01daf78,libsemver-e8fc805f42b294db,libcamino-06244637f843071a,librust_decimal-bfd49035b2d2dddd,libunicode_xid-20733d70e4bf748c,libstrum-4f26e3ec693c08fb,libk256-7cda7984790c087f,libsha2-af9be60180dadaf7,libcpufeatures-ae47b5fdf46d6593,libecdsa-6190e507d50420b4,librfc6979-30a43761b5419932,libhmac-fcb1e8c09e16c8ea,libsignature-92a880a24a9ecb1d,libelliptic_curve-3b98743f0f37aefc,libsec1-03a373d7e6c7ccdb,libpkcs8-a310453719ae0569,libspki-a29d6eccb5d77d08,libder-b6c9f18cfa124a9b,libconst_oid-4c3257ad295517ef,libbase16ct-6fa16ef958bc20ac,libgroup-6a00a30f3dc88c38,libff-fff403cc1c5db56b,libcrypto_bigint-5092caeec518f3a8,libzeroize-1cd1190bc3b691c1,libchrono-5daa53c26384b472,libnum_integer-953ac114d25020ed,libnum_traits-970efe3626fb6146,libsyn-896bcaeac55edfc7,libquote-49df42a68c9690d0,libproc_macro2-cc21632f76fd60ad,libunicode_ident-0995296609b9d3cd}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libproc_macro-*,librustc_literal_escaper-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libconvert_case-639369bb46f465f8,libfastrlp-2482fdc8d4592d6f,libethabi-9592ed2c2d09f5c4,libregex-aa2f95ddd54b908a,libaho_corasick-325f51f0b8eb7b1f,libmemchr-233a2862461d83c1,libregex_syntax-805a97bda30ce998,libethereum_types-ee2625bb827dc160,libethbloom-7d34e0b2714bf485,libtiny_keccak-dcc9a1dc61891616,libprimitive_types-192811ae1641457b,libimpl_codec-60759e23ba578820,libparity_scale_codec-247334404b5d4101,libarrayvec-7c1979505bca6b82,libbyte_slice_cast-3cf7c137a822550e,libimpl_serde-fa2826eef25adee8,libimpl_rlp-03cfe210f7dfc458,librlp-911b2c192c7586f5,libbytes-8062a0a4e53b0131,libfixed_hash-156ebb9659ed542b,librand-beaa37be818d3bee,librand_chacha-59417f099b6c25aa,libppv_lite86-9f3414099d5801d8,librand_core-dda46ae09e94c43c,libgetrandom-97a9206c3ae60252,liblibc-16dbc99d96404209,libcfg_if-3183e62f61f23a61,librustc_hex-fb2108811dbd48ff,libonce_cell-8a9ffca0619e55ec,libserde_json-4a33b3806bc9e493,libryu-54b52aa7df8c45f3,libitoa-cbe0714fe918d4eb,libsha3-580023b45a207093,libkeccak-a76b7e4a0c90deec,libdigest-86d70de09a4fc446,libsubtle-0eba656213613d56,libblock_buffer-8ba860a616e73fc2,libcrypto_common-bfc919d99360b4b7,libgeneric_array-f698e2ce50b14e06,libtypenum-0a0f7d99963daba3,libuint-c7792ada9a5c5bf7,libcrunchy-02917927efff9cb9,libstatic_assertions-55654f80d66897c1,libhex-ca926d8cc80c7033,libbyteorder-c603fb49e2ea8ab6,libthiserror-f2671ec1eab70cdc,libserde-3ed1caa7babfa43a}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustc82SkB7/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/target/debug/build/ring-ab388916844cb4c5/out" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/sync_pairs_with_throttle-787b6a69dc99936d" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pair_sync` (example "sync-pairs-with-throttle") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0efbf7d4f0a319fbbbe467478444fd5f4c8fa73594b0bd3953c2a7660d8069c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0efbf7d4f0a319fbbbe467478444fd5f4c8fa73594b0bd3953c2a7660d8069c4", kill_on_drop: false }`
[INFO] [stdout] 0efbf7d4f0a319fbbbe467478444fd5f4c8fa73594b0bd3953c2a7660d8069c4