[INFO] cloning repository https://github.com/Nakamurus/rust_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/Nakamurus/rust_mean_median_mode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNakamurus%2Frust_mean_median_mode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNakamurus%2Frust_mean_median_mode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cfd2becbcf09c327bf89cc8f8dcc507c3cb07aa3
[INFO] checking Nakamurus/rust_mean_median_mode against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNakamurus%2Frust_mean_median_mode" "/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/Nakamurus/rust_mean_median_mode on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nakamurus/rust_mean_median_mode
[INFO] finished tweaking git repo https://github.com/Nakamurus/rust_mean_median_mode
[INFO] tweaked toml for git repo https://github.com/Nakamurus/rust_mean_median_mode written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Nakamurus/rust_mean_median_mode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81fdb12c1d453d2aa0f37f647b9fc31dda68a05144c2dbe98c324e7f22019804
[INFO] running `Command { std: "docker" "start" "-a" "81fdb12c1d453d2aa0f37f647b9fc31dda68a05144c2dbe98c324e7f22019804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81fdb12c1d453d2aa0f37f647b9fc31dda68a05144c2dbe98c324e7f22019804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81fdb12c1d453d2aa0f37f647b9fc31dda68a05144c2dbe98c324e7f22019804", kill_on_drop: false }`
[INFO] [stdout] 81fdb12c1d453d2aa0f37f647b9fc31dda68a05144c2dbe98c324e7f22019804
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abd57c9e5e3a4682f5d7aacf7d47cd781d207de880245aed9d0d36e599f5e71f
[INFO] running `Command { std: "docker" "start" "-a" "abd57c9e5e3a4682f5d7aacf7d47cd781d207de880245aed9d0d36e599f5e71f", kill_on_drop: false }`
[INFO] [stderr]     Checking integer_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "abd57c9e5e3a4682f5d7aacf7d47cd781d207de880245aed9d0d36e599f5e71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd57c9e5e3a4682f5d7aacf7d47cd781d207de880245aed9d0d36e599f5e71f", kill_on_drop: false }`
[INFO] [stdout] abd57c9e5e3a4682f5d7aacf7d47cd781d207de880245aed9d0d36e599f5e71f