[INFO] cloning repository https://github.com/dove-lang/dove
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dove-lang/dove" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdove-lang%2Fdove", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdove-lang%2Fdove'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 641ac4899c7b4c31148f6560ec377ccab7146331
[INFO] checking dove-lang/dove against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdove-lang%2Fdove" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dove-lang/dove
[INFO] finished tweaking git repo https://github.com/dove-lang/dove
[INFO] tweaked toml for git repo https://github.com/dove-lang/dove written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dove-lang/dove on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dove-lang/dove already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded js-sys v0.3.41
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.64
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.64
[INFO] [stderr]   Downloaded crossterm_winapi v0.6.1
[INFO] [stderr]   Downloaded crossterm v0.16.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.18
[INFO] [stderr]   Downloaded smallvec v1.4.0
[INFO] [stderr]   Downloaded colour v0.5.0
[INFO] [stderr]   Downloaded signal-hook v0.1.16
[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.64
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] [stderr]   Downloaded syn v1.0.33
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.64
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.64
[INFO] [stderr]   Downloaded web-sys v0.3.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83a9b43cefe412ebf0fa153c9bebabbe75503b2974a97c7b4b3a2946518d09f1
[INFO] running `Command { std: "docker" "start" "-a" "83a9b43cefe412ebf0fa153c9bebabbe75503b2974a97c7b4b3a2946518d09f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83a9b43cefe412ebf0fa153c9bebabbe75503b2974a97c7b4b3a2946518d09f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a9b43cefe412ebf0fa153c9bebabbe75503b2974a97c7b4b3a2946518d09f1", kill_on_drop: false }`
[INFO] [stdout] 83a9b43cefe412ebf0fa153c9bebabbe75503b2974a97c7b4b3a2946518d09f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78d9c84580614a768c23f4975a289140cdcd1066728aebb2b8ab2aa746db8ca0
[INFO] running `Command { std: "docker" "start" "-a" "78d9c84580614a768c23f4975a289140cdcd1066728aebb2b8ab2aa746db8ca0", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.64
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.64
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking dove-core v0.1.0 (/opt/rustwide/workdir/dove-core)
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking dove v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read `dove-core`: Is a directory (os error 21)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `dove-core`: Is a directory (os error 21)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dove` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dove` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "78d9c84580614a768c23f4975a289140cdcd1066728aebb2b8ab2aa746db8ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d9c84580614a768c23f4975a289140cdcd1066728aebb2b8ab2aa746db8ca0", kill_on_drop: false }`
[INFO] [stdout] 78d9c84580614a768c23f4975a289140cdcd1066728aebb2b8ab2aa746db8ca0