[INFO] cloning repository https://github.com/cessen/goodhart_hash_supplemental
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cessen/goodhart_hash_supplemental" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcessen%2Fgoodhart_hash_supplemental", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcessen%2Fgoodhart_hash_supplemental'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b7b41c1cfdbe735ca784d6baa7c2a3a8aac1de8
[INFO] checking cessen/goodhart_hash_supplemental against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcessen%2Fgoodhart_hash_supplemental" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cessen/goodhart_hash_supplemental on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cessen/goodhart_hash_supplemental
[INFO] finished tweaking git repo https://github.com/cessen/goodhart_hash_supplemental
[INFO] tweaked toml for git repo https://github.com/cessen/goodhart_hash_supplemental written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cessen/goodhart_hash_supplemental 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" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png_encode_mini v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f044264335ef4d026f9de0bb15cf1afc0bd3774aa2498584d6d70d425d86d23d
[INFO] running `Command { std: "docker" "start" "-a" "f044264335ef4d026f9de0bb15cf1afc0bd3774aa2498584d6d70d425d86d23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f044264335ef4d026f9de0bb15cf1afc0bd3774aa2498584d6d70d425d86d23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f044264335ef4d026f9de0bb15cf1afc0bd3774aa2498584d6d70d425d86d23d", kill_on_drop: false }`
[INFO] [stdout] f044264335ef4d026f9de0bb15cf1afc0bd3774aa2498584d6d70d425d86d23d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aeec35bddaeef2c356e671de12eb0dcd7993603a26f32ae0a8e1e8fb7a84bae1
[INFO] running `Command { std: "docker" "start" "-a" "aeec35bddaeef2c356e671de12eb0dcd7993603a26f32ae0a8e1e8fb7a84bae1", kill_on_drop: false }`
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking png_encode_mini v0.1.2
[INFO] [stderr]     Checking goodhart_hash_supplemental v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "aeec35bddaeef2c356e671de12eb0dcd7993603a26f32ae0a8e1e8fb7a84bae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeec35bddaeef2c356e671de12eb0dcd7993603a26f32ae0a8e1e8fb7a84bae1", kill_on_drop: false }`
[INFO] [stdout] aeec35bddaeef2c356e671de12eb0dcd7993603a26f32ae0a8e1e8fb7a84bae1