[INFO] cloning repository https://github.com/elbaro/ps-util
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elbaro/ps-util" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felbaro%2Fps-util", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felbaro%2Fps-util'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c292ac64c0b2c20ec7682ae728419c4359805fe8
[INFO] checking elbaro/ps-util against master#c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c for pr-123737
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felbaro%2Fps-util" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elbaro/ps-util on toolchain c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elbaro/ps-util
[INFO] finished tweaking git repo https://github.com/elbaro/ps-util
[INFO] tweaked toml for git repo https://github.com/elbaro/ps-util written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/elbaro/ps-util 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" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.3.13
[INFO] [stderr]   Downloaded openssl-macros v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.143
[INFO] [stderr]   Downloaded serde_json v1.0.83
[INFO] [stderr]   Downloaded failure_derive v0.1.8
[INFO] [stderr]   Downloaded iana-time-zone v0.1.42
[INFO] [stderr]   Downloaded regex v1.6.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.27
[INFO] [stderr]   Downloaded tokio v1.20.1
[INFO] [stderr]   Downloaded libc v0.2.129
[INFO] [stderr]   Downloaded openssl v0.10.41
[INFO] [stderr]   Downloaded chrono v0.4.21
[INFO] [stderr]   Downloaded os_str_bytes v6.2.0
[INFO] [stderr]   Downloaded clap v3.2.16
[INFO] [stderr]   Downloaded colored v2.0.0
[INFO] [stderr]   Downloaded failure v0.1.8
[INFO] [stderr]   Downloaded cookie v0.16.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.9.0
[INFO] [stderr]   Downloaded webdriver v0.46.0
[INFO] [stderr]   Downloaded fantoccini v0.19.2
[INFO] [stderr]   Downloaded indoc v1.0.7
[INFO] [stderr]   Downloaded either v1.7.0
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.70.1
[INFO] [stderr]   Downloaded piston_window v0.124.0
[INFO] [stderr]   Downloaded tokio-util v0.7.3
[INFO] [stderr]   Downloaded http v0.2.8
[INFO] [stderr]   Downloaded httparse v1.7.1
[INFO] [stderr]   Downloaded tracing v0.1.36
[INFO] [stderr]   Downloaded hyper v0.14.20
[INFO] [stderr]   Downloaded ipnet v2.5.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.75
[INFO] [stderr]   Downloaded schannel v0.1.20
[INFO] [stderr]   Downloaded security-framework v2.6.1
[INFO] [stderr]   Downloaded security-framework-sys v2.6.1
[INFO] [stderr]   Downloaded tempfile v3.3.0
[INFO] [stderr]   Downloaded native-tls v0.2.10
[INFO] [stderr]   Downloaded reqwest v0.11.11
[INFO] [stderr]   Downloaded xml5ever v0.16.2
[INFO] [stderr]   Downloaded markup5ever_rcdom v0.1.0
[INFO] [stderr]   Downloaded select v0.5.0
[INFO] [stderr]   Downloaded ryu v1.0.11
[INFO] [stderr]   Downloaded serde_derive v1.0.143
[INFO] [stderr]   Downloaded slab v0.4.7
[INFO] [stderr]   Downloaded tokio-native-tls v0.3.0
[INFO] [stderr]   Downloaded string_cache v0.8.4
[INFO] [stderr]   Downloaded itoa v1.0.3
[INFO] [stderr]   Downloaded time-macros v0.2.4
[INFO] [stderr]   Downloaded bytes v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1161d95a75c7910f0dfc6f5524d0f0f53bfd61b79323935bc98e3e7dbe50a3c6
[INFO] running `Command { std: "docker" "start" "-a" "1161d95a75c7910f0dfc6f5524d0f0f53bfd61b79323935bc98e3e7dbe50a3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1161d95a75c7910f0dfc6f5524d0f0f53bfd61b79323935bc98e3e7dbe50a3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1161d95a75c7910f0dfc6f5524d0f0f53bfd61b79323935bc98e3e7dbe50a3c6", kill_on_drop: false }`
[INFO] [stdout] 1161d95a75c7910f0dfc6f5524d0f0f53bfd61b79323935bc98e3e7dbe50a3c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a79dfe7a92ff752161c716241931fa47880f565786bc78e9b03fb2b8729fd33
[INFO] running `Command { std: "docker" "start" "-a" "0a79dfe7a92ff752161c716241931fa47880f565786bc78e9b03fb2b8729fd33", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.129
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]    Compiling x11-dl v2.20.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.8
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.6
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking xdg v2.4.1
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking lebe v0.5.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]    Compiling cookie v0.16.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking bytemuck v1.11.0
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking piston2d-graphics v0.42.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking jpeg-decoder v0.2.6
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking iana-time-zone v0.1.42
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking tiff v0.7.3
[INFO] [stderr]     Checking chrono v0.4.21
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking time v0.3.13
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling indoc v1.0.7
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.11
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling html5ever v0.25.2
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]     Checking pin-project v1.0.11
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.4.2
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking image v0.24.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking pistoncore-input v1.0.1
[INFO] [stderr]     Checking string_cache v0.8.4
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking piston-gfx_texture v0.42.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.76.0
[INFO] [stderr]     Checking webdriver v0.46.0
[INFO] [stderr]     Checking pistoncore-window v0.47.1
[INFO] [stderr]     Checking pistoncore-event_loop v0.53.1
[INFO] [stderr]     Checking xml5ever v0.16.2
[INFO] [stderr]     Checking piston v0.53.1
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking select v0.5.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.70.1
[INFO] [stderr]     Checking piston_window v0.124.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking fantoccini v0.19.2
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking ps-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/runner.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 |         .before_exec(move || {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/runner.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 |         .before_exec(move || {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `show` is never used
[INFO] [stdout]   --> src/main.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn show() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TaskHandle` is never used
[INFO] [stdout]   --> src/codeforces.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 | enum TaskHandle {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ContestStatus` is never used
[INFO] [stdout]   --> src/codeforces.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum ContestStatus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/codeforces.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct ContestHandle(pub u32);
[INFO] [stdout]    |            ------------- ^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct ContestHandle(());
[INFO] [stdout]    |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Contest` is never constructed
[INFO] [stdout]   --> src/codeforces.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct Contest {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `login_async` is never used
[INFO] [stdout]    --> src/codeforces.rs:139:10
[INFO] [stdout]     |
[INFO] [stdout] 139 | async fn login_async<'a>(_id: String, _pw: String) -> Result<(), failure::Error> {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CollectionHandle` is never used
[INFO] [stdout]  --> src/judge.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait CollectionHandle {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Problem` is never constructed
[INFO] [stdout]   --> src/judge.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Problem {}
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MemoryOver` is never constructed
[INFO] [stdout]   --> src/runner.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub enum JudgeResult {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 26 |     MemoryOver,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JudgeResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ignore_cr` is never read
[INFO] [stdout]   --> src/runner.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct EvalConfig<'a> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     ignore_cr: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `browser`, `client`, `jar`, and `last_url` are never read
[INFO] [stdout]   --> src/session.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Session {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 21 |     browser: BrowserGuard,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 22 |     client: Client,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 23 |     // pub driver: Driver,
[INFO] [stdout] 24 |     pub jar: CookieJar,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 25 |     last_url: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new_browsing`, `get`, `get_cookie`, and `post` are never used
[INFO] [stdout]   --> src/session.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Session {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn new_browsing(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn get(&mut self, url: &Url) -> Result<Response, failure::Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn get_cookie(&self, url: &Url, _name: &str) -> Option<String> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     pub fn post<T: Serialize + ?Sized>(
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Judge` is never used
[INFO] [stdout]   --> src/main.rs:57:11
[INFO] [stdout]    |
[INFO] [stdout] 57 |     trait Judge {
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `show` is never used
[INFO] [stdout]   --> src/main.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn show() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TaskHandle` is never used
[INFO] [stdout]   --> src/codeforces.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 | enum TaskHandle {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ContestStatus` is never used
[INFO] [stdout]   --> src/codeforces.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum ContestStatus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/codeforces.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct ContestHandle(pub u32);
[INFO] [stdout]    |            ------------- ^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct ContestHandle(());
[INFO] [stdout]    |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Contest` is never constructed
[INFO] [stdout]   --> src/codeforces.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct Contest {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `login_async` is never used
[INFO] [stdout]    --> src/codeforces.rs:139:10
[INFO] [stdout]     |
[INFO] [stdout] 139 | async fn login_async<'a>(_id: String, _pw: String) -> Result<(), failure::Error> {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CollectionHandle` is never used
[INFO] [stdout]  --> src/judge.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait CollectionHandle {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Problem` is never constructed
[INFO] [stdout]   --> src/judge.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Problem {}
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MemoryOver` is never constructed
[INFO] [stdout]   --> src/runner.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub enum JudgeResult {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 26 |     MemoryOver,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JudgeResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ignore_cr` is never read
[INFO] [stdout]   --> src/runner.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct EvalConfig<'a> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     ignore_cr: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `browser`, `client`, `jar`, and `last_url` are never read
[INFO] [stdout]   --> src/session.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Session {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 21 |     browser: BrowserGuard,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 22 |     client: Client,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 23 |     // pub driver: Driver,
[INFO] [stdout] 24 |     pub jar: CookieJar,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 25 |     last_url: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new_browsing`, `get`, `get_cookie`, and `post` are never used
[INFO] [stdout]   --> src/session.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Session {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn new_browsing(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn get(&mut self, url: &Url) -> Result<Response, failure::Error> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn get_cookie(&self, url: &Url, _name: &str) -> Option<String> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     pub fn post<T: Serialize + ?Sized>(
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Judge` is never used
[INFO] [stdout]   --> src/main.rs:57:11
[INFO] [stdout]    |
[INFO] [stdout] 57 |     trait Judge {
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: xml5ever v0.16.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "0a79dfe7a92ff752161c716241931fa47880f565786bc78e9b03fb2b8729fd33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a79dfe7a92ff752161c716241931fa47880f565786bc78e9b03fb2b8729fd33", kill_on_drop: false }`
[INFO] [stdout] 0a79dfe7a92ff752161c716241931fa47880f565786bc78e9b03fb2b8729fd33