[INFO] fetching crate ferris-finder 0.2.1... [INFO] testing ferris-finder-0.2.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate ferris-finder 0.2.1 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ferris-finder 0.2.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7601f87a5cb7eec611d6e206040b244525be556f650bd5824b11400fb60866e8 [INFO] running `Command { std: "docker" "start" "-a" "7601f87a5cb7eec611d6e206040b244525be556f650bd5824b11400fb60866e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7601f87a5cb7eec611d6e206040b244525be556f650bd5824b11400fb60866e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7601f87a5cb7eec611d6e206040b244525be556f650bd5824b11400fb60866e8", kill_on_drop: false }` [INFO] [stdout] 7601f87a5cb7eec611d6e206040b244525be556f650bd5824b11400fb60866e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a248b4f5baeb1ca914379546ab3aaa715c1e6ba444d85f12e73a56a229a73558 [INFO] running `Command { std: "docker" "start" "-a" "a248b4f5baeb1ca914379546ab3aaa715c1e6ba444d85f12e73a56a229a73558", 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 bytes v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling smallvec v1.8.1 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-io v0.3.21 [INFO] [stderr] Compiling hashbrown v0.12.1 [INFO] [stderr] Compiling futures-sink v0.3.21 [INFO] [stderr] Compiling serde v1.0.138 [INFO] [stderr] Compiling tracing-core v0.1.28 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling slab v0.4.6 [INFO] [stderr] Compiling backtrace v0.3.67 [INFO] [stderr] Compiling unicode-normalization v0.1.21 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling eyre v0.6.8 [INFO] [stderr] Compiling gimli v0.27.2 [INFO] [stderr] Compiling miniz_oxide v0.6.2 [INFO] [stderr] Compiling object v0.30.3 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Compiling owo-colors v3.5.0 [INFO] [stderr] Compiling http v0.2.8 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling mio v0.8.4 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling socket2 v0.4.4 [INFO] [stderr] Compiling tracing v0.1.35 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling tracing-subscriber v0.3.15 [INFO] [stderr] Compiling crossbeam-channel v0.5.8 [INFO] [stderr] Compiling crossbeam-deque v0.8.3 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling tokio v1.19.2 [INFO] [stderr] Compiling signal-hook-mio v0.2.3 [INFO] [stderr] Compiling dirs-sys v0.4.1 [INFO] [stderr] Compiling miniz_oxide v0.7.1 [INFO] [stderr] Compiling crossterm v0.25.0 [INFO] [stderr] Compiling base64 v0.21.0 [INFO] [stderr] Compiling ipnet v2.5.0 [INFO] [stderr] Compiling http-body v0.4.5 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling tracing-error v0.2.0 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling color-spantrace v0.2.0 [INFO] [stderr] Compiling flate2 v1.0.26 [INFO] [stderr] Compiling crossterm v0.26.1 [INFO] [stderr] Compiling directories v5.0.1 [INFO] [stderr] Compiling fuzzy-matcher v0.3.7 [INFO] [stderr] Compiling addr2line v0.19.0 [INFO] [stderr] Compiling tui v0.19.0 [INFO] [stderr] Compiling rayon v1.7.0 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling color-eyre v0.6.2 [INFO] [stderr] Compiling tokio-util v0.7.3 [INFO] [stderr] Compiling h2 v0.3.13 [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)]` 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 37.90s [INFO] running `Command { std: "docker" "inspect" "a248b4f5baeb1ca914379546ab3aaa715c1e6ba444d85f12e73a56a229a73558", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a248b4f5baeb1ca914379546ab3aaa715c1e6ba444d85f12e73a56a229a73558", kill_on_drop: false }` [INFO] [stdout] a248b4f5baeb1ca914379546ab3aaa715c1e6ba444d85f12e73a56a229a73558 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 495632fdabb3f3818e420fc8305189f01395f6cd82f2d48ce2f9cc2e695ef754 [INFO] running `Command { std: "docker" "start" "-a" "495632fdabb3f3818e420fc8305189f01395f6cd82f2d48ce2f9cc2e695ef754", kill_on_drop: false }` [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)]` 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 `test` profile [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "495632fdabb3f3818e420fc8305189f01395f6cd82f2d48ce2f9cc2e695ef754", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "495632fdabb3f3818e420fc8305189f01395f6cd82f2d48ce2f9cc2e695ef754", kill_on_drop: false }` [INFO] [stdout] 495632fdabb3f3818e420fc8305189f01395f6cd82f2d48ce2f9cc2e695ef754 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7fd3a44fb100df79968c10a7f9f269fd347f19f5d1a5e26e9e1da7e9c96186dc [INFO] running `Command { std: "docker" "start" "-a" "7fd3a44fb100df79968c10a7f9f269fd347f19f5d1a5e26e9e1da7e9c96186dc", kill_on_drop: false }` [INFO] [stderr] warning: field `category` is never read [INFO] [stderr] --> src/ucd.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct CharEntry { [INFO] [stderr] | --------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 7 | pub category: GeneralCategory, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `CharEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/app.rs:71:17 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn draw(&mut self) -> io::Result { [INFO] [stderr] | ^^^^^^^^^ ----------------------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 71 | pub fn draw(&mut self) -> io::Result> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `ferris-finder` (bin "ferris-finder" test) generated 2 warnings (run `cargo fix --bin "ferris-finder" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ferris_finder-82e918dd56942f60) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7fd3a44fb100df79968c10a7f9f269fd347f19f5d1a5e26e9e1da7e9c96186dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fd3a44fb100df79968c10a7f9f269fd347f19f5d1a5e26e9e1da7e9c96186dc", kill_on_drop: false }` [INFO] [stdout] 7fd3a44fb100df79968c10a7f9f269fd347f19f5d1a5e26e9e1da7e9c96186dc