[INFO] fetching crate git-ignore-generator 1.1.2...
[INFO] checking git-ignore-generator-1.1.2 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate git-ignore-generator 1.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate git-ignore-generator 1.1.2 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-ignore-generator 1.1.2
[INFO] finished tweaking crates.io crate git-ignore-generator 1.1.2
[INFO] tweaked toml for crates.io crate git-ignore-generator 1.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate git-ignore-generator 1.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3198aa3e3a9d69554334cfb41922a7998e94444d26939f80e0ca2ced77efec0f
[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" "3198aa3e3a9d69554334cfb41922a7998e94444d26939f80e0ca2ced77efec0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3198aa3e3a9d69554334cfb41922a7998e94444d26939f80e0ca2ced77efec0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3198aa3e3a9d69554334cfb41922a7998e94444d26939f80e0ca2ced77efec0f", kill_on_drop: false }`
[INFO] [stdout] 3198aa3e3a9d69554334cfb41922a7998e94444d26939f80e0ca2ced77efec0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "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] f7b07d9ce443dbc7f87b6f124a7b0c68f1594a459a8a14768b73dc41b990c3fc
[INFO] running `Command { std: "docker" "start" "-a" "f7b07d9ce443dbc7f87b6f124a7b0c68f1594a459a8a14768b73dc41b990c3fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling roff v0.1.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking wildmatch v1.1.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling man v0.3.0
[INFO] [stderr]     Checking directories v3.0.1
[INFO] [stderr]    Compiling git-ignore-generator v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking attohttpc v0.16.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.84s
[INFO] running `Command { std: "docker" "inspect" "f7b07d9ce443dbc7f87b6f124a7b0c68f1594a459a8a14768b73dc41b990c3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7b07d9ce443dbc7f87b6f124a7b0c68f1594a459a8a14768b73dc41b990c3fc", kill_on_drop: false }`
[INFO] [stdout] f7b07d9ce443dbc7f87b6f124a7b0c68f1594a459a8a14768b73dc41b990c3fc