[INFO] cloning repository https://github.com/Tiiinoo/mean_median_mode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tiiinoo/mean_median_mode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTiiinoo%2Fmean_median_mode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTiiinoo%2Fmean_median_mode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bcef09f794fcd9335de0291eff50818d5abda62d
[INFO] checking Tiiinoo/mean_median_mode against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTiiinoo%2Fmean_median_mode" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tiiinoo/mean_median_mode on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tiiinoo/mean_median_mode
[INFO] finished tweaking git repo https://github.com/Tiiinoo/mean_median_mode
[INFO] tweaked toml for git repo https://github.com/Tiiinoo/mean_median_mode written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Tiiinoo/mean_median_mode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", 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] c1e0a9cf5e6806cf16e6dd9cfc6f8d5a77e700509686d61c8669d696893a5064
[INFO] running `Command { std: "docker" "start" "-a" "c1e0a9cf5e6806cf16e6dd9cfc6f8d5a77e700509686d61c8669d696893a5064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1e0a9cf5e6806cf16e6dd9cfc6f8d5a77e700509686d61c8669d696893a5064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e0a9cf5e6806cf16e6dd9cfc6f8d5a77e700509686d61c8669d696893a5064", kill_on_drop: false }`
[INFO] [stdout] c1e0a9cf5e6806cf16e6dd9cfc6f8d5a77e700509686d61c8669d696893a5064
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "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] 91117fae97b2828abde04bbe4bbc54beae93657dc1d1c42279f9ce182d031186
[INFO] running `Command { std: "docker" "start" "-a" "91117fae97b2828abde04bbe4bbc54beae93657dc1d1c42279f9ce182d031186", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking exc_mean_median_mode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `Command { std: "docker" "inspect" "91117fae97b2828abde04bbe4bbc54beae93657dc1d1c42279f9ce182d031186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91117fae97b2828abde04bbe4bbc54beae93657dc1d1c42279f9ce182d031186", kill_on_drop: false }`
[INFO] [stdout] 91117fae97b2828abde04bbe4bbc54beae93657dc1d1c42279f9ce182d031186