[INFO] cloning repository https://github.com/XYC-EXP/rfmt [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/XYC-EXP/rfmt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXYC-EXP%2Frfmt", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXYC-EXP%2Frfmt'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 95c76e9df60e26081f9a17d8c41716632177ec25 [INFO] testing XYC-EXP/rfmt against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXYC-EXP%2Frfmt" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/XYC-EXP/rfmt on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/XYC-EXP/rfmt [INFO] finished tweaking git repo https://github.com/XYC-EXP/rfmt [INFO] tweaked toml for git repo https://github.com/XYC-EXP/rfmt written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/XYC-EXP/rfmt already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0b274bb23acec856579b42635472c8c9b1dc0faf4ee94e4a31d91eb835f4cbef [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" "0b274bb23acec856579b42635472c8c9b1dc0faf4ee94e4a31d91eb835f4cbef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b274bb23acec856579b42635472c8c9b1dc0faf4ee94e4a31d91eb835f4cbef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b274bb23acec856579b42635472c8c9b1dc0faf4ee94e4a31d91eb835f4cbef", kill_on_drop: false }` [INFO] [stdout] 0b274bb23acec856579b42635472c8c9b1dc0faf4ee94e4a31d91eb835f4cbef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 9f92fc3903148db053218831a1f8be5b3fd2722f897ac7b99a08dcfd57cdf20f [INFO] running `Command { std: "docker" "start" "-a" "9f92fc3903148db053218831a1f8be5b3fd2722f897ac7b99a08dcfd57cdf20f", kill_on_drop: false }` [INFO] [stderr] Compiling rfmt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/executor.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | let mut output: Vec = Vec::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `list_files` [INFO] [stdout] --> src/executor.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn list_files() -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.92s [INFO] running `Command { std: "docker" "inspect" "9f92fc3903148db053218831a1f8be5b3fd2722f897ac7b99a08dcfd57cdf20f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f92fc3903148db053218831a1f8be5b3fd2722f897ac7b99a08dcfd57cdf20f", kill_on_drop: false }` [INFO] [stdout] 9f92fc3903148db053218831a1f8be5b3fd2722f897ac7b99a08dcfd57cdf20f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29d8c0c459cedebc745ee1f4a37ae95690db56597717a214f2f1cb9b2ecc1250 [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" "29d8c0c459cedebc745ee1f4a37ae95690db56597717a214f2f1cb9b2ecc1250", kill_on_drop: false }` [INFO] [stderr] Compiling rfmt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/executor.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | let mut output: Vec = Vec::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `list_files` [INFO] [stdout] --> src/executor.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn list_files() -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.84s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rfmt-7132b1e0b7079220) [INFO] running `Command { std: "docker" "inspect" "29d8c0c459cedebc745ee1f4a37ae95690db56597717a214f2f1cb9b2ecc1250", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29d8c0c459cedebc745ee1f4a37ae95690db56597717a214f2f1cb9b2ecc1250", kill_on_drop: false }` [INFO] [stdout] 29d8c0c459cedebc745ee1f4a37ae95690db56597717a214f2f1cb9b2ecc1250 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] ed33c790b632d3ec012297fdfc9e1742254c21b1cee6095e171d946c9805534e [INFO] running `Command { std: "docker" "start" "-a" "ed33c790b632d3ec012297fdfc9e1742254c21b1cee6095e171d946c9805534e", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/executor.rs:4:6 [INFO] [stderr] | [INFO] [stderr] 4 | let mut output: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `list_files` [INFO] [stderr] --> src/executor.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn list_files() -> Vec { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rfmt` (bin "rfmt" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rfmt-7132b1e0b7079220) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ed33c790b632d3ec012297fdfc9e1742254c21b1cee6095e171d946c9805534e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed33c790b632d3ec012297fdfc9e1742254c21b1cee6095e171d946c9805534e", kill_on_drop: false }` [INFO] [stdout] ed33c790b632d3ec012297fdfc9e1742254c21b1cee6095e171d946c9805534e