[INFO] cloning repository https://github.com/jsdw/wasm-fractal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsdw/wasm-fractal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsdw%2Fwasm-fractal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsdw%2Fwasm-fractal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da46fcc1c66d7bacb6a650ff9a6996d751079013
[INFO] checking jsdw/wasm-fractal against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsdw%2Fwasm-fractal" "/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/jsdw/wasm-fractal on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jsdw/wasm-fractal
[INFO] finished tweaking git repo https://github.com/jsdw/wasm-fractal
[INFO] tweaked toml for git repo https://github.com/jsdw/wasm-fractal written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jsdw/wasm-fractal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.42
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.42
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.42
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.42
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.42
[INFO] [stderr]   Downloaded syn v0.15.32
[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" "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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e739c73589caa806714a438a746f8534f89ebf7163aaae47d7e4b7a1b093d0c
[INFO] running `Command { std: "docker" "start" "-a" "2e739c73589caa806714a438a746f8534f89ebf7163aaae47d7e4b7a1b093d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e739c73589caa806714a438a746f8534f89ebf7163aaae47d7e4b7a1b093d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e739c73589caa806714a438a746f8534f89ebf7163aaae47d7e4b7a1b093d0c", kill_on_drop: false }`
[INFO] [stdout] 2e739c73589caa806714a438a746f8534f89ebf7163aaae47d7e4b7a1b093d0c
[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" "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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2666cd4bde576957900fd043dea9d9ffb8c2e1dcb9c7dbf7aaeb35d1ab98a62a
[INFO] running `Command { std: "docker" "start" "-a" "2666cd4bde576957900fd043dea9d9ffb8c2e1dcb9c7dbf7aaeb35d1ab98a62a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.42
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling bumpalo v2.4.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.42
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.42
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.42
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.42
[INFO] [stderr]     Checking wasm-fractal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.56s
[INFO] running `Command { std: "docker" "inspect" "2666cd4bde576957900fd043dea9d9ffb8c2e1dcb9c7dbf7aaeb35d1ab98a62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2666cd4bde576957900fd043dea9d9ffb8c2e1dcb9c7dbf7aaeb35d1ab98a62a", kill_on_drop: false }`
[INFO] [stdout] 2666cd4bde576957900fd043dea9d9ffb8c2e1dcb9c7dbf7aaeb35d1ab98a62a