[INFO] fetching crate sc-tracing 2.0.0-rc4...
[INFO] documenting sc-tracing-2.0.0-rc4 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate sc-tracing 2.0.0-rc4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sc-tracing 2.0.0-rc4 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-tracing 2.0.0-rc4
[INFO] finished tweaking crates.io crate sc-tracing 2.0.0-rc4
[INFO] tweaked toml for crates.io crate sc-tracing 2.0.0-rc4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ced789c4a662328f1cb332248986646911e178b8039d38c973753c9b2a3154ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ced789c4a662328f1cb332248986646911e178b8039d38c973753c9b2a3154ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ced789c4a662328f1cb332248986646911e178b8039d38c973753c9b2a3154ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced789c4a662328f1cb332248986646911e178b8039d38c973753c9b2a3154ff", kill_on_drop: false }`
[INFO] [stdout] ced789c4a662328f1cb332248986646911e178b8039d38c973753c9b2a3154ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5fc631edd1a1282470d9093ab66cc637707ade7332f634a0a4bfc5290a7a85de
[INFO] running `Command { std: "docker" "start" "-a" "5fc631edd1a1282470d9093ab66cc637707ade7332f634a0a4bfc5290a7a85de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.64
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.64
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.8
[INFO] [stderr]    Compiling libp2p-core-derive v0.19.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.64
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking multihash v0.11.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.64
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.64
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking tracing v0.1.15
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking js-sys v0.3.41
[INFO] [stderr]     Checking parity-multiaddr v0.9.1
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking blocking v0.4.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking multistream-select v0.8.2
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking async-tls v0.7.0
[INFO] [stderr]     Checking soketto v0.3.2
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]    Compiling libp2p-core v0.19.2
[INFO] [stderr]     Checking sp-tracing v2.0.0-rc4
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.14
[INFO] [stderr]     Checking libp2p-websocket v0.19.0
[INFO] [stderr]     Checking libp2p-swarm v0.19.1
[INFO] [stderr]     Checking libp2p-dns v0.19.0
[INFO] [stderr]     Checking libp2p-wasm-ext v0.19.0
[INFO] [stderr]     Checking libp2p-tcp v0.19.2
[INFO] [stderr]     Checking libp2p v0.19.1
[INFO] [stderr]     Checking sc-telemetry v2.0.0-rc4
[INFO] [stderr]  Documenting sc-tracing v2.0.0-rc4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 04s
[INFO] running `Command { std: "docker" "inspect" "5fc631edd1a1282470d9093ab66cc637707ade7332f634a0a4bfc5290a7a85de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fc631edd1a1282470d9093ab66cc637707ade7332f634a0a4bfc5290a7a85de", kill_on_drop: false }`
[INFO] [stdout] 5fc631edd1a1282470d9093ab66cc637707ade7332f634a0a4bfc5290a7a85de