[INFO] cloning repository https://github.com/sajattack/mlxifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sajattack/mlxifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsajattack%2Fmlxifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsajattack%2Fmlxifier'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c1a5af1160fb7f1982b3ce9fcc821cb774e58ee7 [INFO] checking sajattack/mlxifier against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsajattack%2Fmlxifier" "/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/sajattack/mlxifier on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sajattack/mlxifier [INFO] finished tweaking git repo https://github.com/sajattack/mlxifier [INFO] tweaked toml for git repo https://github.com/sajattack/mlxifier written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/sajattack/mlxifier already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a2f0f60cd8a4d7399575945635c76b3d8e7079acf1a6c617372dc167af82be0 [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" "5a2f0f60cd8a4d7399575945635c76b3d8e7079acf1a6c617372dc167af82be0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a2f0f60cd8a4d7399575945635c76b3d8e7079acf1a6c617372dc167af82be0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a2f0f60cd8a4d7399575945635c76b3d8e7079acf1a6c617372dc167af82be0", kill_on_drop: false }` [INFO] [stdout] 5a2f0f60cd8a4d7399575945635c76b3d8e7079acf1a6c617372dc167af82be0 [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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 133a8239c5f628d7e7dc8dcca90005f0bdb7257e5b77c21f9e023d5e0393ffe8 [INFO] running `Command { std: "docker" "start" "-a" "133a8239c5f628d7e7dc8dcca90005f0bdb7257e5b77c21f9e023d5e0393ffe8", kill_on_drop: false }` [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking itertools v0.7.8 [INFO] [stderr] Checking mlxifier v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | file.seek(SeekFrom::Start(2)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | file.seek(SeekFrom::Start(2)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.91s [INFO] running `Command { std: "docker" "inspect" "133a8239c5f628d7e7dc8dcca90005f0bdb7257e5b77c21f9e023d5e0393ffe8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "133a8239c5f628d7e7dc8dcca90005f0bdb7257e5b77c21f9e023d5e0393ffe8", kill_on_drop: false }` [INFO] [stdout] 133a8239c5f628d7e7dc8dcca90005f0bdb7257e5b77c21f9e023d5e0393ffe8