[INFO] fetching crate ferris-finder 0.2.1...
[INFO] building ferris-finder-0.2.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate ferris-finder 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate ferris-finder 0.2.1
[INFO] finished tweaking crates.io crate ferris-finder 0.2.1
[INFO] tweaked toml for crates.io crate ferris-finder 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ferris-finder 0.2.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ferris-finder 0.2.1 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 543227bbc1a8bc473c00fbab3d828c5785500ab932e63c49a2c6ab9c45324aed
[INFO] running `Command { std: "docker" "start" "-a" "543227bbc1a8bc473c00fbab3d828c5785500ab932e63c49a2c6ab9c45324aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "543227bbc1a8bc473c00fbab3d828c5785500ab932e63c49a2c6ab9c45324aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "543227bbc1a8bc473c00fbab3d828c5785500ab932e63c49a2c6ab9c45324aed", kill_on_drop: false }`
[INFO] [stdout] 543227bbc1a8bc473c00fbab3d828c5785500ab932e63c49a2c6ab9c45324aed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9af79116cb1e29d4c0e66cf2818c6558d15f51f830d45583f07bab368546154c
[INFO] running `Command { std: "docker" "start" "-a" "9af79116cb1e29d4c0e66cf2818c6558d15f51f830d45583f07bab368546154c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling tracing-core v0.1.28
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling smallvec v1.8.1
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling tokio v1.19.2
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]    Compiling hashbrown v0.12.1
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling unicode-normalization v0.1.21
[INFO] [stderr]    Compiling tracing-subscriber v0.3.15
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling tracing-error v0.2.0
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling color-spantrace v0.2.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling crossterm v0.25.0
[INFO] [stderr]    Compiling tokio-util v0.7.3
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling h2 v0.3.13
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling base64 v0.21.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling ipnet v2.5.0
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling tui v0.19.0
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling directories v5.0.1
[INFO] [stderr]    Compiling crossterm v0.26.1
[INFO] [stderr]    Compiling fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling color-eyre v0.6.2
[INFO] [stderr]    Compiling hyper v0.14.19
[INFO] [stderr]    Compiling reqwest v0.11.18
[INFO] [stderr]    Compiling ferris-finder v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `category` is never read
[INFO] [stdout]  --> src/ucd.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CharEntry {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub category: GeneralCategory,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CharEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn draw(&mut self) -> io::Result<tui::terminal::CompletedFrame> {
[INFO] [stdout]    |                 ^^^^^^^^^                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn draw(&mut self) -> io::Result<tui::terminal::CompletedFrame<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "9af79116cb1e29d4c0e66cf2818c6558d15f51f830d45583f07bab368546154c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af79116cb1e29d4c0e66cf2818c6558d15f51f830d45583f07bab368546154c", kill_on_drop: false }`
[INFO] [stdout] 9af79116cb1e29d4c0e66cf2818c6558d15f51f830d45583f07bab368546154c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9063f6c7970d81ce44d73ac2145e3b53e36c4aaf01e5e497bd38609e94e02f10
[INFO] running `Command { std: "docker" "start" "-a" "9063f6c7970d81ce44d73ac2145e3b53e36c4aaf01e5e497bd38609e94e02f10", kill_on_drop: false }`
[INFO] [stderr]    Compiling ferris-finder v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn draw(&mut self) -> io::Result<tui::terminal::CompletedFrame> {
[INFO] [stdout]    |                 ^^^^^^^^^                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn draw(&mut self) -> io::Result<tui::terminal::CompletedFrame<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `category` is never read
[INFO] [stdout]  --> src/ucd.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CharEntry {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub category: GeneralCategory,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CharEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "9063f6c7970d81ce44d73ac2145e3b53e36c4aaf01e5e497bd38609e94e02f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9063f6c7970d81ce44d73ac2145e3b53e36c4aaf01e5e497bd38609e94e02f10", kill_on_drop: false }`
[INFO] [stdout] 9063f6c7970d81ce44d73ac2145e3b53e36c4aaf01e5e497bd38609e94e02f10
