[INFO] cloning repository https://github.com/Bebbum/stool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bebbum/stool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBebbum%2Fstool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBebbum%2Fstool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2d75d17584f38f53ccb9f559e42ca1246c2ec69
[INFO] checking Bebbum/stool against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBebbum%2Fstool" "/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/Bebbum/stool 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/Bebbum/stool
[INFO] finished tweaking git repo https://github.com/Bebbum/stool
[INFO] tweaked toml for git repo https://github.com/Bebbum/stool written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Bebbum/stool 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-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] 16b105fb1099cfcf67f4b8183d1c95ac4d550a4a8feab70c4fe390bbbac1bd10
[INFO] running `Command { std: "docker" "start" "-a" "16b105fb1099cfcf67f4b8183d1c95ac4d550a4a8feab70c4fe390bbbac1bd10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16b105fb1099cfcf67f4b8183d1c95ac4d550a4a8feab70c4fe390bbbac1bd10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b105fb1099cfcf67f4b8183d1c95ac4d550a4a8feab70c4fe390bbbac1bd10", kill_on_drop: false }`
[INFO] [stdout] 16b105fb1099cfcf67f4b8183d1c95ac4d550a4a8feab70c4fe390bbbac1bd10
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9059ded15f4c17ab1d52c800e60f26bb9006ea2a3acce01d0d1ec225f24039f
[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" "b9059ded15f4c17ab1d52c800e60f26bb9006ea2a3acce01d0d1ec225f24039f", kill_on_drop: false }`
[INFO] [stderr]     Checking stool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `results`
[INFO] [stdout]  --> src/benchmark.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     results: TestResult,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `command`
[INFO] [stdout]   --> src/benchmark.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     command: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `args`
[INFO] [stdout]   --> src/benchmark.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     args: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `raw_times`
[INFO] [stdout]   --> src/benchmark.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     raw_times: Vec<i64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `avg_time`
[INFO] [stdout]   --> src/benchmark.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     avg_time: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `weighted_time`
[INFO] [stdout]   --> src/benchmark.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     weighted_time: f64
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/benchmark.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new() -> Metrics{
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `results`
[INFO] [stdout]   --> src/benchmark.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     results: Vec<Metrics>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `results`
[INFO] [stdout]  --> src/benchmark.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     results: TestResult,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `command`
[INFO] [stdout]   --> src/benchmark.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     command: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `args`
[INFO] [stdout]   --> src/benchmark.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     args: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `raw_times`
[INFO] [stdout]   --> src/benchmark.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     raw_times: Vec<i64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `avg_time`
[INFO] [stdout]   --> src/benchmark.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     avg_time: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `weighted_time`
[INFO] [stdout]   --> src/benchmark.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     weighted_time: f64
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/benchmark.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new() -> Metrics{
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `results`
[INFO] [stdout]   --> src/benchmark.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     results: Vec<Metrics>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "b9059ded15f4c17ab1d52c800e60f26bb9006ea2a3acce01d0d1ec225f24039f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9059ded15f4c17ab1d52c800e60f26bb9006ea2a3acce01d0d1ec225f24039f", kill_on_drop: false }`
[INFO] [stdout] b9059ded15f4c17ab1d52c800e60f26bb9006ea2a3acce01d0d1ec225f24039f