[INFO] cloning repository https://github.com/nounoursheureux/rusttracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nounoursheureux/rusttracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnounoursheureux%2Frusttracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnounoursheureux%2Frusttracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3de6c51c82c35b1f3e7a1ef9a87a17c6fb6318e
[INFO] documenting nounoursheureux/rusttracer against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnounoursheureux%2Frusttracer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nounoursheureux/rusttracer on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nounoursheureux/rusttracer
[INFO] finished tweaking git repo https://github.com/nounoursheureux/rusttracer
[INFO] tweaked toml for git repo https://github.com/nounoursheureux/rusttracer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nounoursheureux/rusttracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25c2d044446d93ea76469b502bea80c580106348dfc6573951604e80d0731775
[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" "25c2d044446d93ea76469b502bea80c580106348dfc6573951604e80d0731775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25c2d044446d93ea76469b502bea80c580106348dfc6573951604e80d0731775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c2d044446d93ea76469b502bea80c580106348dfc6573951604e80d0731775", kill_on_drop: false }`
[INFO] [stdout] 25c2d044446d93ea76469b502bea80c580106348dfc6573951604e80d0731775
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 72bd4cae60fffa0bcba5107e6a6f3bdb7321b487495c8cb46ad67f4265ce0c57
[INFO] running `Command { std: "docker" "start" "-a" "72bd4cae60fffa0bcba5107e6a6f3bdb7321b487495c8cb46ad67f4265ce0c57", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking tobj v0.1.6
[INFO] [stderr]     Checking inflate v0.3.3
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking cgmath v0.15.0
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]  Documenting rusttracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.65s
[INFO] running `Command { std: "docker" "inspect" "72bd4cae60fffa0bcba5107e6a6f3bdb7321b487495c8cb46ad67f4265ce0c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72bd4cae60fffa0bcba5107e6a6f3bdb7321b487495c8cb46ad67f4265ce0c57", kill_on_drop: false }`
[INFO] [stdout] 72bd4cae60fffa0bcba5107e6a6f3bdb7321b487495c8cb46ad67f4265ce0c57