[INFO] fetching crate turbosloth 0.2.0...
[INFO] checking turbosloth-0.2.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate turbosloth 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate turbosloth 0.2.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/rust-toolchain
[INFO] started tweaking crates.io crate turbosloth 0.2.0
[INFO] finished tweaking crates.io crate turbosloth 0.2.0
[INFO] tweaked toml for crates.io crate turbosloth 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate turbosloth 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded notify v4.0.15
[INFO] [stderr]   Downloaded filetime v0.2.10
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded syn v1.0.35
[INFO] [stderr]   Downloaded walkdir v2.3.1
[INFO] [stderr]   Downloaded hotwatch v0.4.3
[INFO] [stderr]   Downloaded lazycell v1.2.1
[INFO] [stderr]   Downloaded net2 v0.2.34
[INFO] [stderr]   Downloaded mio-extras v2.0.6
[INFO] [stderr]   Downloaded twox-hash v1.5.0
[INFO] [stderr]   Downloaded async-trait v0.1.36
[INFO] [stderr]   Downloaded inotify-sys v0.1.3
[INFO] [stderr]   Downloaded fsevent v0.4.0
[INFO] [stderr]   Downloaded fsevent-sys v2.0.1
[INFO] [stderr]   Downloaded inotify v0.7.1
[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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 284d8bc6d39173cc0f4dafd6b95f852e8e0fb22abbfa4ab46342c57ca75f1b8c
[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" "284d8bc6d39173cc0f4dafd6b95f852e8e0fb22abbfa4ab46342c57ca75f1b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "284d8bc6d39173cc0f4dafd6b95f852e8e0fb22abbfa4ab46342c57ca75f1b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284d8bc6d39173cc0f4dafd6b95f852e8e0fb22abbfa4ab46342c57ca75f1b8c", kill_on_drop: false }`
[INFO] [stdout] 284d8bc6d39173cc0f4dafd6b95f852e8e0fb22abbfa4ab46342c57ca75f1b8c
[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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e99801a719a4247e1cfd2462aae946e80235926f6e3cbc480b4ff27913b894ca
[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" "e99801a719a4247e1cfd2462aae946e80235926f6e3cbc480b4ff27913b894ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking hotwatch v0.4.3
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]     Checking turbosloth v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.84s
[INFO] running `Command { std: "docker" "inspect" "e99801a719a4247e1cfd2462aae946e80235926f6e3cbc480b4ff27913b894ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99801a719a4247e1cfd2462aae946e80235926f6e3cbc480b4ff27913b894ca", kill_on_drop: false }`
[INFO] [stdout] e99801a719a4247e1cfd2462aae946e80235926f6e3cbc480b4ff27913b894ca