[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 { [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> { [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 { [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> { [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