[INFO] fetching crate crfs 0.2.0... [INFO] checking crfs-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate crfs 0.2.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate crfs 0.2.0 [INFO] finished tweaking crates.io crate crfs 0.2.0 [INFO] tweaked toml for crates.io crate crfs 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate crfs 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 86 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.9.4) [INFO] [stderr] Adding bstr v0.2.17 (available: v1.12.0) [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81a78a0fee5247c828b2da46c9542c96b6305a5b5f1e251bb9d641e5c99714bf [INFO] running `Command { std: "docker" "start" "-a" "81a78a0fee5247c828b2da46c9542c96b6305a5b5f1e251bb9d641e5c99714bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81a78a0fee5247c828b2da46c9542c96b6305a5b5f1e251bb9d641e5c99714bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81a78a0fee5247c828b2da46c9542c96b6305a5b5f1e251bb9d641e5c99714bf", kill_on_drop: false }` [INFO] [stdout] 81a78a0fee5247c828b2da46c9542c96b6305a5b5f1e251bb9d641e5c99714bf [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 118bd7626c95d63546637ed24fd1f0759ea61831b11caae67e587c11bc128718 [INFO] running `Command { std: "docker" "start" "-a" "118bd7626c95d63546637ed24fd1f0759ea61831b11caae67e587c11bc128718", kill_on_drop: false }` [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Compiling cmake v0.1.54 [INFO] [stderr] Checking bstr v1.12.0 [INFO] [stderr] Checking regex-automata v0.4.10 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking array-init v2.1.0 [INFO] [stderr] Checking jhash v0.1.1 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking rayon v1.11.0 [INFO] [stderr] Checking cqdb v0.5.8 [INFO] [stderr] Compiling cqdb-sys v0.1.1 [INFO] [stderr] Compiling liblbfgs-sys v0.1.2 [INFO] [stderr] Compiling crfsuite-sys v0.3.1 [INFO] [stderr] Checking crfs v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `weight` and `group` are never read [INFO] [stdout] --> src/dataset.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Instance { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | pub weight: f64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 24 | /// Group ID of the instance [INFO] [stdout] 25 | pub group: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Instance` 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: struct `FeatureRefHeader` is never constructed [INFO] [stdout] --> src/model.rs:60:8 [INFO] [stdout] | [INFO] [stdout] 60 | struct FeatureRefHeader { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FeatureHeader` is never constructed [INFO] [stdout] --> src/model.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | struct FeatureHeader { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `num_attrs` is never read [INFO] [stdout] --> src/tagger.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Tagger<'a> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 34 | num_attrs: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Tagger` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/model.rs:189:29 [INFO] [stdout] | [INFO] [stdout] 189 | pub(crate) fn label_ref(&self, lid: u32) -> 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] 189 | pub(crate) fn label_ref(&self, lid: u32) -> io::Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/model.rs:201:28 [INFO] [stdout] | [INFO] [stdout] 201 | pub(crate) fn attr_ref(&self, lid: u32) -> 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 201 | pub(crate) fn attr_ref(&self, lid: u32) -> io::Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.11.2 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking crfsuite v0.3.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: fields `weight` and `group` are never read [INFO] [stdout] --> src/dataset.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Instance { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | pub weight: f64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 24 | /// Group ID of the instance [INFO] [stdout] 25 | pub group: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Instance` 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: struct `FeatureRefHeader` is never constructed [INFO] [stdout] --> src/model.rs:60:8 [INFO] [stdout] | [INFO] [stdout] 60 | struct FeatureRefHeader { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FeatureHeader` is never constructed [INFO] [stdout] --> src/model.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | struct FeatureHeader { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `num_attrs` is never read [INFO] [stdout] --> src/tagger.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Tagger<'a> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 34 | num_attrs: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Tagger` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/model.rs:189:29 [INFO] [stdout] | [INFO] [stdout] 189 | pub(crate) fn label_ref(&self, lid: u32) -> 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] 189 | pub(crate) fn label_ref(&self, lid: u32) -> io::Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/model.rs:201:28 [INFO] [stdout] | [INFO] [stdout] 201 | pub(crate) fn attr_ref(&self, lid: u32) -> 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 201 | pub(crate) fn attr_ref(&self, lid: u32) -> io::Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.51s [INFO] running `Command { std: "docker" "inspect" "118bd7626c95d63546637ed24fd1f0759ea61831b11caae67e587c11bc128718", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "118bd7626c95d63546637ed24fd1f0759ea61831b11caae67e587c11bc128718", kill_on_drop: false }` [INFO] [stdout] 118bd7626c95d63546637ed24fd1f0759ea61831b11caae67e587c11bc128718