[INFO] fetching crate yata 0.4.7...
[INFO] checking yata-0.4.7 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate yata 0.4.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate yata 0.4.7 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yata 0.4.7
[INFO] finished tweaking crates.io crate yata 0.4.7
[INFO] tweaked toml for crates.io crate yata 0.4.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate yata 0.4.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ebbb987b8f6020ccd0496e7bf0a51066d3462c37c7d21294f27603c64c92375
[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" "4ebbb987b8f6020ccd0496e7bf0a51066d3462c37c7d21294f27603c64c92375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ebbb987b8f6020ccd0496e7bf0a51066d3462c37c7d21294f27603c64c92375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ebbb987b8f6020ccd0496e7bf0a51066d3462c37c7d21294f27603c64c92375", kill_on_drop: false }`
[INFO] [stdout] 4ebbb987b8f6020ccd0496e7bf0a51066d3462c37c7d21294f27603c64c92375
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4911429d6dd0ca2dd981694e6370fe3d94916408c6fb900d7407091a445b777d
[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" "4911429d6dd0ca2dd981694e6370fe3d94916408c6fb900d7407091a445b777d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking yata v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.95s
[INFO] running `Command { std: "docker" "inspect" "4911429d6dd0ca2dd981694e6370fe3d94916408c6fb900d7407091a445b777d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4911429d6dd0ca2dd981694e6370fe3d94916408c6fb900d7407091a445b777d", kill_on_drop: false }`
[INFO] [stdout] 4911429d6dd0ca2dd981694e6370fe3d94916408c6fb900d7407091a445b777d