[INFO] cloning repository https://github.com/jeremystucki/pixel-perfect
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeremystucki/pixel-perfect" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremystucki%2Fpixel-perfect", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremystucki%2Fpixel-perfect'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75117780be29e93ca1718682f8015709902da5cb
[INFO] checking jeremystucki/pixel-perfect against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremystucki%2Fpixel-perfect" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeremystucki/pixel-perfect on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jeremystucki/pixel-perfect
[INFO] finished tweaking git repo https://github.com/jeremystucki/pixel-perfect
[INFO] tweaked toml for git repo https://github.com/jeremystucki/pixel-perfect written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jeremystucki/pixel-perfect already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 814766da1dfface716d9564d136caaf164aede555e14b1a2183654159914a40d
[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" "814766da1dfface716d9564d136caaf164aede555e14b1a2183654159914a40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "814766da1dfface716d9564d136caaf164aede555e14b1a2183654159914a40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "814766da1dfface716d9564d136caaf164aede555e14b1a2183654159914a40d", kill_on_drop: false }`
[INFO] [stdout] 814766da1dfface716d9564d136caaf164aede555e14b1a2183654159914a40d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] 774f0d019f6ff37dd65093e99305ade7831c93d7e2c1f8e09422c7ee7cb4933b
[INFO] running `Command { std: "docker" "start" "-a" "774f0d019f6ff37dd65093e99305ade7831c93d7e2c1f8e09422c7ee7cb4933b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.60
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling bumpalo v3.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.60
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.60
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.60
[INFO] [stderr]     Checking pixel-perfect-core v1.0.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Checking pixel-perfect v1.0.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Checking pixel-perfect-wasm v1.0.0 (/opt/rustwide/workdir/wasm)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.69s
[INFO] running `Command { std: "docker" "inspect" "774f0d019f6ff37dd65093e99305ade7831c93d7e2c1f8e09422c7ee7cb4933b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "774f0d019f6ff37dd65093e99305ade7831c93d7e2c1f8e09422c7ee7cb4933b", kill_on_drop: false }`
[INFO] [stdout] 774f0d019f6ff37dd65093e99305ade7831c93d7e2c1f8e09422c7ee7cb4933b