[INFO] cloning repository https://github.com/jjst/turtle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jjst/turtle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjst%2Fturtle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjst%2Fturtle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d996ca6dc2b42a4f564f803eb9731fccf7913889
[INFO] checking jjst/turtle against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjst%2Fturtle" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jjst/turtle on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jjst/turtle
[INFO] finished tweaking git repo https://github.com/jjst/turtle
[INFO] tweaked toml for git repo https://github.com/jjst/turtle written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jjst/turtle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", 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] 6d57c70747c282dbc912cf7c4150c2d6eaa294e4cde4ebf56dec49fc8b91e6e9
[INFO] running `Command { std: "docker" "start" "-a" "6d57c70747c282dbc912cf7c4150c2d6eaa294e4cde4ebf56dec49fc8b91e6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d57c70747c282dbc912cf7c4150c2d6eaa294e4cde4ebf56dec49fc8b91e6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d57c70747c282dbc912cf7c4150c2d6eaa294e4cde4ebf56dec49fc8b91e6e9", kill_on_drop: false }`
[INFO] [stdout] 6d57c70747c282dbc912cf7c4150c2d6eaa294e4cde4ebf56dec49fc8b91e6e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c58e96f4bb5f8bba345fbd42030f6e35c16b8da7e382b27f198880c031f4b4ef
[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" "c58e96f4bb5f8bba345fbd42030f6e35c16b8da7e382b27f198880c031f4b4ef", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.11
[INFO] [stderr]     Checking winapi v0.2.7
[INFO] [stderr]    Compiling libloading v0.2.2
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling x11-dl v2.5.1
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking smallvec v0.1.7
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling xml-rs v0.3.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.4
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking shared_library v0.1.4
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling gl_generator v0.5.1
[INFO] [stderr]     Checking osmesa-sys v0.1.0
[INFO] [stderr]     Checking fs2 v0.2.4
[INFO] [stderr]     Checking backtrace v0.1.8
[INFO] [stderr]    Compiling tempfile v2.1.3
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]     Checking dlib v0.3.0
[INFO] [stderr]     Checking wayland-sys v0.5.11
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]    Compiling glutin v0.5.2
[INFO] [stderr]    Compiling glium v0.14.0
[INFO] [stderr]     Checking wayland-kbd v0.3.6
[INFO] [stderr]     Checking wayland-window v0.2.3
[INFO] [stderr]     Checking turtle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.90s
[INFO] running `Command { std: "docker" "inspect" "c58e96f4bb5f8bba345fbd42030f6e35c16b8da7e382b27f198880c031f4b4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58e96f4bb5f8bba345fbd42030f6e35c16b8da7e382b27f198880c031f4b4ef", kill_on_drop: false }`
[INFO] [stdout] c58e96f4bb5f8bba345fbd42030f6e35c16b8da7e382b27f198880c031f4b4ef