[INFO] cloning repository https://github.com/gegy1000/mossy-stone-brick-monster-egg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gegy1000/mossy-stone-brick-monster-egg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgegy1000%2Fmossy-stone-brick-monster-egg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgegy1000%2Fmossy-stone-brick-monster-egg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8b6e706904dcd44bb6b51c3ac1618926ec3df71
[INFO] checking gegy1000/mossy-stone-brick-monster-egg against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgegy1000%2Fmossy-stone-brick-monster-egg" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gegy1000/mossy-stone-brick-monster-egg on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gegy1000/mossy-stone-brick-monster-egg
[INFO] finished tweaking git repo https://github.com/gegy1000/mossy-stone-brick-monster-egg
[INFO] tweaked toml for git repo https://github.com/gegy1000/mossy-stone-brick-monster-egg written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/gegy1000/mossy-stone-brick-monster-egg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66694be29f71bb36e5a208f27092f3d0701698a74f2f17f8071ca4038620dd44
[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" "66694be29f71bb36e5a208f27092f3d0701698a74f2f17f8071ca4038620dd44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66694be29f71bb36e5a208f27092f3d0701698a74f2f17f8071ca4038620dd44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66694be29f71bb36e5a208f27092f3d0701698a74f2f17f8071ca4038620dd44", kill_on_drop: false }`
[INFO] [stdout] 66694be29f71bb36e5a208f27092f3d0701698a74f2f17f8071ca4038620dd44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8088022b6ae1224f3adfe5d828f4a3d8b71cb150e11d603a41f4fb62f175ee7
[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" "f8088022b6ae1224f3adfe5d828f4a3d8b71cb150e11d603a41f4fb62f175ee7", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling serenity v0.10.4
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking typemap_rev v0.1.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking ring v0.16.15
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling tracing-attributes v0.1.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking async-tungstenite v0.9.3
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking mossy-stone-brick-monster-egg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] running `Command { std: "docker" "inspect" "f8088022b6ae1224f3adfe5d828f4a3d8b71cb150e11d603a41f4fb62f175ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8088022b6ae1224f3adfe5d828f4a3d8b71cb150e11d603a41f4fb62f175ee7", kill_on_drop: false }`
[INFO] [stdout] f8088022b6ae1224f3adfe5d828f4a3d8b71cb150e11d603a41f4fb62f175ee7