[INFO] fetching crate cap-std 0.13.7...
[INFO] checking cap-std-0.13.7 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate cap-std 0.13.7 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cap-std 0.13.7 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 cap-std 0.13.7
[INFO] finished tweaking crates.io crate cap-std 0.13.7
[INFO] tweaked toml for crates.io crate cap-std 0.13.7 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arf-strings v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 34229c109f6b136ab042c60ea41ef75c5985744bc97d6c6994b3bc8f95c832bc
[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" "34229c109f6b136ab042c60ea41ef75c5985744bc97d6c6994b3bc8f95c832bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34229c109f6b136ab042c60ea41ef75c5985744bc97d6c6994b3bc8f95c832bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34229c109f6b136ab042c60ea41ef75c5985744bc97d6c6994b3bc8f95c832bc", kill_on_drop: false }`
[INFO] [stdout] 34229c109f6b136ab042c60ea41ef75c5985744bc97d6c6994b3bc8f95c832bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 0b99a56750a1306760eeb969c9b35a7b943cd1340cc30145fa3d3b821d113ffc
[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" "0b99a56750a1306760eeb969c9b35a7b943cd1340cc30145fa3d3b821d113ffc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling unsafe-io v0.6.2
[INFO] [stderr]    Compiling cap-primitives v0.13.9
[INFO] [stderr]    Compiling cap-std v0.13.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking posish v0.6.1
[INFO] [stderr]     Checking fs-set-times v0.3.1
[INFO] [stdout] warning: the feature `seek_convenience` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![cfg_attr(seek_convenience, feature(seek_convenience))]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `seek_convenience` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![cfg_attr(seek_convenience, feature(seek_convenience))]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` 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 11.63s
[INFO] running `Command { std: "docker" "inspect" "0b99a56750a1306760eeb969c9b35a7b943cd1340cc30145fa3d3b821d113ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b99a56750a1306760eeb969c9b35a7b943cd1340cc30145fa3d3b821d113ffc", kill_on_drop: false }`
[INFO] [stdout] 0b99a56750a1306760eeb969c9b35a7b943cd1340cc30145fa3d3b821d113ffc