[INFO] fetching crate sc_extract 1.1.0...
[INFO] checking sc_extract-1.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate sc_extract 1.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sc_extract 1.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc_extract 1.1.0
[INFO] finished tweaking crates.io crate sc_extract 1.1.0
[INFO] tweaked toml for crates.io crate sc_extract 1.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate sc_extract 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", 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] 8825ae28e70dd80993e8813d04d11a45db82a1513a6ff24d7438e901cee8d0ad
[INFO] running `Command { std: "docker" "start" "-a" "8825ae28e70dd80993e8813d04d11a45db82a1513a6ff24d7438e901cee8d0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8825ae28e70dd80993e8813d04d11a45db82a1513a6ff24d7438e901cee8d0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8825ae28e70dd80993e8813d04d11a45db82a1513a6ff24d7438e901cee8d0ad", kill_on_drop: false }`
[INFO] [stdout] 8825ae28e70dd80993e8813d04d11a45db82a1513a6ff24d7438e901cee8d0ad
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--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] e91eeb20ea7d6b714062f331da45b3e1a4b57cfb48f592ddbdeb0b57fabbbe61
[INFO] running `Command { std: "docker" "start" "-a" "e91eeb20ea7d6b714062f331da45b3e1a4b57cfb48f592ddbdeb0b57fabbbe61", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling zstd-safe v4.0.0+zstd.1.4.9
[INFO] [stderr]     Checking weezl v0.1.1
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking deflate v0.8.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking lzma-rs v0.2.0
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]    Compiling zstd-sys v1.5.0+zstd.1.4.9
[INFO] [stderr]    Compiling lzham-sys v0.1.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking image v0.23.10
[INFO] [stderr]     Checking lzham v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking imageproc v0.22.0
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking zstd v0.8.0+zstd.1.4.9
[INFO] [stderr]     Checking sc_extract v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `divider`
[INFO] [stdout]   --> src/extractors/sc.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     divider: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `divider`
[INFO] [stdout]   --> src/extractors/sc.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     divider: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 40s
[INFO] running `Command { std: "docker" "inspect" "e91eeb20ea7d6b714062f331da45b3e1a4b57cfb48f592ddbdeb0b57fabbbe61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e91eeb20ea7d6b714062f331da45b3e1a4b57cfb48f592ddbdeb0b57fabbbe61", kill_on_drop: false }`
[INFO] [stdout] e91eeb20ea7d6b714062f331da45b3e1a4b57cfb48f592ddbdeb0b57fabbbe61