[INFO] cloning repository https://github.com/GrayChrysTea/mtdalgos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GrayChrysTea/mtdalgos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrayChrysTea%2Fmtdalgos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrayChrysTea%2Fmtdalgos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5732017b46807a8dcb74a9adf5b2861d09df22f6
[INFO] checking GrayChrysTea/mtdalgos against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrayChrysTea%2Fmtdalgos" "/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/GrayChrysTea/mtdalgos on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GrayChrysTea/mtdalgos
[INFO] finished tweaking git repo https://github.com/GrayChrysTea/mtdalgos
[INFO] tweaked toml for git repo https://github.com/GrayChrysTea/mtdalgos written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/GrayChrysTea/mtdalgos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df91422e122823b41cd56a36c8de9ce9e5d11c533c2c1d70fde17081f6a0f5e6
[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" "df91422e122823b41cd56a36c8de9ce9e5d11c533c2c1d70fde17081f6a0f5e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df91422e122823b41cd56a36c8de9ce9e5d11c533c2c1d70fde17081f6a0f5e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df91422e122823b41cd56a36c8de9ce9e5d11c533c2c1d70fde17081f6a0f5e6", kill_on_drop: false }`
[INFO] [stdout] df91422e122823b41cd56a36c8de9ce9e5d11c533c2c1d70fde17081f6a0f5e6
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] 903905b282ee7b4e3d4330bbadbd2941f0af1d069dc56a0dae731a2f858ce835
[INFO] running `Command { std: "docker" "start" "-a" "903905b282ee7b4e3d4330bbadbd2941f0af1d069dc56a0dae731a2f858ce835", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking mtdalgos v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "903905b282ee7b4e3d4330bbadbd2941f0af1d069dc56a0dae731a2f858ce835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903905b282ee7b4e3d4330bbadbd2941f0af1d069dc56a0dae731a2f858ce835", kill_on_drop: false }`
[INFO] [stdout] 903905b282ee7b4e3d4330bbadbd2941f0af1d069dc56a0dae731a2f858ce835