[INFO] cloning repository https://github.com/fkaaa568/Root-and-Sqaure-of-Number
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fkaaa568/Root-and-Sqaure-of-Number" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkaaa568%2FRoot-and-Sqaure-of-Number", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkaaa568%2FRoot-and-Sqaure-of-Number'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 356dfe0699c15e7d54933862ee753eeaa973d893
[INFO] checking fkaaa568/Root-and-Sqaure-of-Number against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkaaa568%2FRoot-and-Sqaure-of-Number" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fkaaa568/Root-and-Sqaure-of-Number on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fkaaa568/Root-and-Sqaure-of-Number
[INFO] finished tweaking git repo https://github.com/fkaaa568/Root-and-Sqaure-of-Number
[INFO] tweaked toml for git repo https://github.com/fkaaa568/Root-and-Sqaure-of-Number written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/fkaaa568/Root-and-Sqaure-of-Number already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d2acfcded0e0db2ad5a46291a3451ab4de2476c053a81ac49fa6967ab2dbc44
[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" "3d2acfcded0e0db2ad5a46291a3451ab4de2476c053a81ac49fa6967ab2dbc44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d2acfcded0e0db2ad5a46291a3451ab4de2476c053a81ac49fa6967ab2dbc44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2acfcded0e0db2ad5a46291a3451ab4de2476c053a81ac49fa6967ab2dbc44", kill_on_drop: false }`
[INFO] [stdout] 3d2acfcded0e0db2ad5a46291a3451ab4de2476c053a81ac49fa6967ab2dbc44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] dee6315b0405acc78f00a352deaf53e9f1e2c6e0fd9394ac893fd72db245f20e
[INFO] running `Command { std: "docker" "start" "-a" "dee6315b0405acc78f00a352deaf53e9f1e2c6e0fd9394ac893fd72db245f20e", kill_on_drop: false }`
[INFO] [stderr]     Checking functions1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "dee6315b0405acc78f00a352deaf53e9f1e2c6e0fd9394ac893fd72db245f20e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee6315b0405acc78f00a352deaf53e9f1e2c6e0fd9394ac893fd72db245f20e", kill_on_drop: false }`
[INFO] [stdout] dee6315b0405acc78f00a352deaf53e9f1e2c6e0fd9394ac893fd72db245f20e