[INFO] cloning repository https://github.com/thoughtram/read-ext
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thoughtram/read-ext" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthoughtram%2Fread-ext", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthoughtram%2Fread-ext'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32067b0cc7176e66600c9d5e8e0bb5ed8dbd4309
[INFO] checking thoughtram/read-ext against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthoughtram%2Fread-ext" "/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/thoughtram/read-ext on toolchain bb9dbf1d07454a99066eabaabd5819851281494b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thoughtram/read-ext
[INFO] finished tweaking git repo https://github.com/thoughtram/read-ext
[INFO] tweaked toml for git repo https://github.com/thoughtram/read-ext written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/thoughtram/read-ext already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b81f28de25cde0d9f07b5ef07a25507a8ab1a0fc116579ea77e1ddcbd09a7f48
[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" "b81f28de25cde0d9f07b5ef07a25507a8ab1a0fc116579ea77e1ddcbd09a7f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b81f28de25cde0d9f07b5ef07a25507a8ab1a0fc116579ea77e1ddcbd09a7f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81f28de25cde0d9f07b5ef07a25507a8ab1a0fc116579ea77e1ddcbd09a7f48", kill_on_drop: false }`
[INFO] [stdout] b81f28de25cde0d9f07b5ef07a25507a8ab1a0fc116579ea77e1ddcbd09a7f48
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "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] 6ced8462d0cc68dc9b37779800d7180c26e20125e4fc4743a4be702e1ab9322f
[INFO] running `Command { std: "docker" "start" "-a" "6ced8462d0cc68dc9b37779800d7180c26e20125e4fc4743a4be702e1ab9322f", kill_on_drop: false }`
[INFO] [stderr]     Checking readext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "6ced8462d0cc68dc9b37779800d7180c26e20125e4fc4743a4be702e1ab9322f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ced8462d0cc68dc9b37779800d7180c26e20125e4fc4743a4be702e1ab9322f", kill_on_drop: false }`
[INFO] [stdout] 6ced8462d0cc68dc9b37779800d7180c26e20125e4fc4743a4be702e1ab9322f