[INFO] fetching crate slice-deque 0.3.0...
[INFO] checking slice-deque-0.3.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate slice-deque 0.3.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate slice-deque 0.3.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slice-deque 0.3.0
[INFO] finished tweaking crates.io crate slice-deque 0.3.0
[INFO] tweaked toml for crates.io crate slice-deque 0.3.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `feature = ...` in `target.'cfg(...)'.dependencies`. This key is not supported for selecting dependencies and will not work as expected. Use the [features] section instead: https://doc.rust-lang.org/cargo/reference/features.html
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35ec0836c698f5b95080544310f7b3da615f55c1fd73c7c5ffc9e443d643cc12
[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" "35ec0836c698f5b95080544310f7b3da615f55c1fd73c7c5ffc9e443d643cc12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35ec0836c698f5b95080544310f7b3da615f55c1fd73c7c5ffc9e443d643cc12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35ec0836c698f5b95080544310f7b3da615f55c1fd73c7c5ffc9e443d643cc12", kill_on_drop: false }`
[INFO] [stdout] 35ec0836c698f5b95080544310f7b3da615f55c1fd73c7c5ffc9e443d643cc12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c2c5c6c7f73286f2ff90c868663a5e912f53c51f9c677b7de652caa7801dfaa
[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" "6c2c5c6c7f73286f2ff90c868663a5e912f53c51f9c677b7de652caa7801dfaa", kill_on_drop: false }`
[INFO] [stderr] warning: Found `feature = ...` in `target.'cfg(...)'.dependencies`. This key is not supported for selecting dependencies and will not work as expected. Use the [features] section instead: https://doc.rust-lang.org/cargo/reference/features.html
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking slice-deque v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "6c2c5c6c7f73286f2ff90c868663a5e912f53c51f9c677b7de652caa7801dfaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c2c5c6c7f73286f2ff90c868663a5e912f53c51f9c677b7de652caa7801dfaa", kill_on_drop: false }`
[INFO] [stdout] 6c2c5c6c7f73286f2ff90c868663a5e912f53c51f9c677b7de652caa7801dfaa