[INFO] fetching crate macrotk 0.2.0...
[INFO] checking macrotk-0.2.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate macrotk 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate macrotk 0.2.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate macrotk 0.2.0
[INFO] finished tweaking crates.io crate macrotk 0.2.0
[INFO] tweaked toml for crates.io crate macrotk 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded macrotk-derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8684191cb4fea41e5e94f9c0b318e758ac6bdd49794d273d24dc3e6eb519e76a
[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" "8684191cb4fea41e5e94f9c0b318e758ac6bdd49794d273d24dc3e6eb519e76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8684191cb4fea41e5e94f9c0b318e758ac6bdd49794d273d24dc3e6eb519e76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8684191cb4fea41e5e94f9c0b318e758ac6bdd49794d273d24dc3e6eb519e76a", kill_on_drop: false }`
[INFO] [stdout] 8684191cb4fea41e5e94f9c0b318e758ac6bdd49794d273d24dc3e6eb519e76a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "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] 3ddb6e8bcc50020cb342342636d2b0ba39725222564f0700ebcb4e138cd9f032
[INFO] running `Command { std: "docker" "start" "-a" "3ddb6e8bcc50020cb342342636d2b0ba39725222564f0700ebcb4e138cd9f032", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling macrotk-core v0.2.0
[INFO] [stderr]     Checking trybuild v1.0.50
[INFO] [stderr]    Compiling macrotk-derive v0.2.0
[INFO] [stderr]     Checking macrotk v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `help`
[INFO] [stdout]  --> tests/from_meta_derive.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     help: macrotk::syn::LitStr,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 4.91s
[INFO] running `Command { std: "docker" "inspect" "3ddb6e8bcc50020cb342342636d2b0ba39725222564f0700ebcb4e138cd9f032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ddb6e8bcc50020cb342342636d2b0ba39725222564f0700ebcb4e138cd9f032", kill_on_drop: false }`
[INFO] [stdout] 3ddb6e8bcc50020cb342342636d2b0ba39725222564f0700ebcb4e138cd9f032
