[INFO] cloning repository https://github.com/nikola-kocic/lrc-to-sub-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikola-kocic/lrc-to-sub-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikola-kocic%2Flrc-to-sub-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikola-kocic%2Flrc-to-sub-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c4cdb05e551dd2cba2dfdfdd71d5cf36db6afdc
[INFO] checking nikola-kocic/lrc-to-sub-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikola-kocic%2Flrc-to-sub-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nikola-kocic/lrc-to-sub-rs on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nikola-kocic/lrc-to-sub-rs
[INFO] finished tweaking git repo https://github.com/nikola-kocic/lrc-to-sub-rs
[INFO] tweaked toml for git repo https://github.com/nikola-kocic/lrc-to-sub-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nikola-kocic/lrc-to-sub-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbf00a2d1f740761b8180facb6656ea2f90e0f7c1467ea6b93ac314e9ac4ed7b
[INFO] running `Command { std: "docker" "start" "-a" "bbf00a2d1f740761b8180facb6656ea2f90e0f7c1467ea6b93ac314e9ac4ed7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbf00a2d1f740761b8180facb6656ea2f90e0f7c1467ea6b93ac314e9ac4ed7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf00a2d1f740761b8180facb6656ea2f90e0f7c1467ea6b93ac314e9ac4ed7b", kill_on_drop: false }`
[INFO] [stdout] bbf00a2d1f740761b8180facb6656ea2f90e0f7c1467ea6b93ac314e9ac4ed7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 705cf51f586c867662acd11fafe0564716b56fc564857d0d923834cfce88c735
[INFO] running `Command { std: "docker" "start" "-a" "705cf51f586c867662acd11fafe0564716b56fc564857d0d923834cfce88c735", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking lrc-to-sub-rs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> src/lrc.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct LrcFile {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 63 |     metadata: Vec<(String, String)>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LrcFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> src/lrc.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct LrcFile {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 63 |     metadata: Vec<(String, String)>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LrcFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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` profile [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `Command { std: "docker" "inspect" "705cf51f586c867662acd11fafe0564716b56fc564857d0d923834cfce88c735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "705cf51f586c867662acd11fafe0564716b56fc564857d0d923834cfce88c735", kill_on_drop: false }`
[INFO] [stdout] 705cf51f586c867662acd11fafe0564716b56fc564857d0d923834cfce88c735