[INFO] cloning repository https://github.com/debris/blockies.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/debris/blockies.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebris%2Fblockies.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebris%2Fblockies.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f7a77c210d19198935754d83f3f6cb74018bce4
[INFO] checking debris/blockies.rs against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebris%2Fblockies.rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/debris/blockies.rs
[INFO] finished tweaking git repo https://github.com/debris/blockies.rs
[INFO] tweaked toml for git repo https://github.com/debris/blockies.rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/debris/blockies.rs on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/debris/blockies.rs 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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded pixelate v0.1.0
[INFO] [stderr]   Downloaded hsl v0.1.1
[INFO] [stderr]   Downloaded deflate v0.7.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93958e35a2d2b1c511d4f113f2c3ad6eaa759253edd0837eb588e072c432cc5a
[INFO] running `Command { std: "docker" "start" "-a" "93958e35a2d2b1c511d4f113f2c3ad6eaa759253edd0837eb588e072c432cc5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93958e35a2d2b1c511d4f113f2c3ad6eaa759253edd0837eb588e072c432cc5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93958e35a2d2b1c511d4f113f2c3ad6eaa759253edd0837eb588e072c432cc5a", kill_on_drop: false }`
[INFO] [stdout] 93958e35a2d2b1c511d4f113f2c3ad6eaa759253edd0837eb588e072c432cc5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a902376b8d0a282c65c7c08d7038d04ddfe09d61adabcc89cb67dcb9b008a48b
[INFO] running `Command { std: "docker" "start" "-a" "a902376b8d0a282c65c7c08d7038d04ddfe09d61adabcc89cb67dcb9b008a48b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking hsl v0.1.1
[INFO] [stderr]     Checking libc v0.2.26
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking textwrap v0.6.0
[INFO] [stderr]     Checking clap v2.25.0
[INFO] [stderr]     Checking deflate v0.7.13
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]     Checking pixelate v0.1.0
[INFO] [stderr]     Checking blockies v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking blockies-cli v0.1.1 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `Command { std: "docker" "inspect" "a902376b8d0a282c65c7c08d7038d04ddfe09d61adabcc89cb67dcb9b008a48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a902376b8d0a282c65c7c08d7038d04ddfe09d61adabcc89cb67dcb9b008a48b", kill_on_drop: false }`
[INFO] [stdout] a902376b8d0a282c65c7c08d7038d04ddfe09d61adabcc89cb67dcb9b008a48b