[INFO] fetching crate multiformats 0.1.0...
[INFO] documenting multiformats-0.1.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate multiformats 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate multiformats 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multiformats 0.1.0
[INFO] finished tweaking crates.io crate multiformats 0.1.0
[INFO] tweaked toml for crates.io crate multiformats 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parse_int v0.4.0
[INFO] [stderr]   Downloaded ripemd160 v0.9.1
[INFO] [stderr]   Downloaded multibase v0.8.0
[INFO] [stderr]   Downloaded md4 v0.9.0
[INFO] [stderr]   Downloaded skein-hash v0.3.1
[INFO] [stderr]   Downloaded threefish-cipher v0.4.0
[INFO] [stderr]   Downloaded ripemd320 v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 938c3d0fc76b72c5b93b92f0656dfe97de53ee1c8f7120d0e69ecdc28fa56635
[INFO] running `Command { std: "docker" "start" "-a" "938c3d0fc76b72c5b93b92f0656dfe97de53ee1c8f7120d0e69ecdc28fa56635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "938c3d0fc76b72c5b93b92f0656dfe97de53ee1c8f7120d0e69ecdc28fa56635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938c3d0fc76b72c5b93b92f0656dfe97de53ee1c8f7120d0e69ecdc28fa56635", kill_on_drop: false }`
[INFO] [stdout] 938c3d0fc76b72c5b93b92f0656dfe97de53ee1c8f7120d0e69ecdc28fa56635
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d97c48e6e6bba70fd74a77f1d21f7e706a240946ba473fbca2689978ae25a1fe
[INFO] running `Command { std: "docker" "start" "-a" "d97c48e6e6bba70fd74a77f1d21f7e706a240946ba473fbca2689978ae25a1fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling data-encoding v2.5.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking keccak v0.1.4
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking ripemd160 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking ripemd320 v0.9.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking md4 v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking threefish-cipher v0.4.0
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.12
[INFO] [stderr]     Checking skein-hash v0.3.1
[INFO] [stderr]     Checking data-encoding-macro v0.1.14
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]  Documenting multiformats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(box_syntax, box_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `multiformats`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name multiformats src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=74bf8659d3a6b985 -L dependency=/opt/rustwide/target/debug/deps --extern blake2b_simd=/opt/rustwide/target/debug/deps/libblake2b_simd-11ba79a08d985413.rmeta --extern blake2s_simd=/opt/rustwide/target/debug/deps/libblake2s_simd-f4855c3ffeab56ea.rmeta --extern blake3=/opt/rustwide/target/debug/deps/libblake3-c6514b8b0025c267.rmeta --extern bs58=/opt/rustwide/target/debug/deps/libbs58-d8e5e93b05fe59e8.rmeta --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-7486dde42217930d.rmeta --extern data_encoding_macro=/opt/rustwide/target/debug/deps/libdata_encoding_macro-c1bd9ac2442d4e2c.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-5a8f90346db1831d.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-e7445b4e8703c20b.rmeta --extern md4=/opt/rustwide/target/debug/deps/libmd4-05729759b43e38de.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-1876ee3f593921cd.rmeta --extern multibase=/opt/rustwide/target/debug/deps/libmultibase-b7b27a7b45e00698.rmeta --extern ripemd160=/opt/rustwide/target/debug/deps/libripemd160-76ddefb391ff6298.rmeta --extern ripemd320=/opt/rustwide/target/debug/deps/libripemd320-5a16acf2318facd2.rmeta --extern sha1=/opt/rustwide/target/debug/deps/libsha1-632be87de513d931.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-fb23cb16db842f3f.rmeta --extern sha3=/opt/rustwide/target/debug/deps/libsha3-9e49709db320cbc1.rmeta --extern skein_hash=/opt/rustwide/target/debug/deps/libskein_hash-1c1c8d4d5913abe4.rmeta --extern unsigned_varint=/opt/rustwide/target/debug/deps/libunsigned_varint-cf4e13cf3d862ddd.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d97c48e6e6bba70fd74a77f1d21f7e706a240946ba473fbca2689978ae25a1fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d97c48e6e6bba70fd74a77f1d21f7e706a240946ba473fbca2689978ae25a1fe", kill_on_drop: false }`
[INFO] [stdout] d97c48e6e6bba70fd74a77f1d21f7e706a240946ba473fbca2689978ae25a1fe
