[INFO] fetching crate gitignore 1.0.7...
[INFO] checking gitignore-1.0.7 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate gitignore 1.0.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate gitignore 1.0.7 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gitignore 1.0.7
[INFO] finished tweaking crates.io crate gitignore 1.0.7
[INFO] tweaked toml for crates.io crate gitignore 1.0.7 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate gitignore 1.0.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.74
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "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] a653d90a3f2b5678b2639349a12745867d15b4ab5796b631bde30b3de8756e0a
[INFO] running `Command { std: "docker" "start" "-a" "a653d90a3f2b5678b2639349a12745867d15b4ab5796b631bde30b3de8756e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a653d90a3f2b5678b2639349a12745867d15b4ab5796b631bde30b3de8756e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a653d90a3f2b5678b2639349a12745867d15b4ab5796b631bde30b3de8756e0a", kill_on_drop: false }`
[INFO] [stdout] a653d90a3f2b5678b2639349a12745867d15b4ab5796b631bde30b3de8756e0a
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba97d70a94d472ffcb0a8e55f13ca529c2b8fb7ac08f7b93ab5841de3696f2e1
[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" "ba97d70a94d472ffcb0a8e55f13ca529c2b8fb7ac08f7b93ab5841de3696f2e1", kill_on_drop: false }`
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking gitignore v1.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:34:49
[INFO] [stdout]    |
[INFO] [stdout] 34 |             ErrorCause::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:34:49
[INFO] [stdout]    |
[INFO] [stdout] 34 |             ErrorCause::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `Command { std: "docker" "inspect" "ba97d70a94d472ffcb0a8e55f13ca529c2b8fb7ac08f7b93ab5841de3696f2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba97d70a94d472ffcb0a8e55f13ca529c2b8fb7ac08f7b93ab5841de3696f2e1", kill_on_drop: false }`
[INFO] [stdout] ba97d70a94d472ffcb0a8e55f13ca529c2b8fb7ac08f7b93ab5841de3696f2e1