[INFO] fetching crate hronn 0.3.0...
[INFO] checking hronn-0.3.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate hronn 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate hronn 0.3.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hronn 0.3.0
[INFO] finished tweaking crates.io crate hronn 0.3.0
[INFO] tweaked toml for crates.io crate hronn 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 95 packages to latest compatible versions
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding glam v0.24.2 (latest: v0.27.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding linestring v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded krakel v0.2.3
[INFO] [stderr]   Downloaded vob v3.0.3
[INFO] [stderr]   Downloaded vector-traits v0.3.4
[INFO] [stderr]   Downloaded linestring v0.12.1
[INFO] [stderr]   Downloaded spade v2.6.0
[INFO] [stderr]   Downloaded robust v1.1.0
[INFO] [stderr]   Downloaded glam v0.24.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 707a5c4d3c0cb778d0f274890f5085c6cc2a0ff180bafad8ebd71528db291e91
[INFO] running `Command { std: "docker" "start" "-a" "707a5c4d3c0cb778d0f274890f5085c6cc2a0ff180bafad8ebd71528db291e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "707a5c4d3c0cb778d0f274890f5085c6cc2a0ff180bafad8ebd71528db291e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707a5c4d3c0cb778d0f274890f5085c6cc2a0ff180bafad8ebd71528db291e91", kill_on_drop: false }`
[INFO] [stdout] 707a5c4d3c0cb778d0f274890f5085c6cc2a0ff180bafad8ebd71528db291e91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a1b89b707e57cd64d80d4d7a83fabfc727fcf9fc51554dea0e37f03074b196f
[INFO] running `Command { std: "docker" "start" "-a" "2a1b89b707e57cd64d80d4d7a83fabfc727fcf9fc51554dea0e37f03074b196f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking glam v0.24.2
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking robust v1.1.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling vob v3.0.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking spade v2.6.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking vector-traits v0.3.4
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling serde_derive v1.0.200
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]     Checking thiserror v1.0.59
[INFO] [stderr]     Checking krakel v0.2.3
[INFO] [stderr]     Checking linestring v0.12.1
[INFO] [stderr]     Checking hronn v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `GradientAndT` is never constructed
[INFO] [stdout]    --> src/lib.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | struct GradientAndT {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:15:5
[INFO] [stdout]     |
[INFO] [stdout] 15  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[deny(dead_code)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: methods `grow_and_set`, `get_or_false`, `set_false`, and `set_true` are never used
[INFO] [stdout]   --> src/util.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub(crate) trait GrowingVob {
[INFO] [stdout]    |                  ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn grow_and_set(&mut self, bit: usize, state: bool);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 67 |     /// get() with default value `false`
[INFO] [stdout] 68 |     fn get_or_false(&self, bit: usize) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 69 |     fn set_false(&mut self, bit: usize);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 70 |     fn set_true(&mut self, bit: usize);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hronn` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2a1b89b707e57cd64d80d4d7a83fabfc727fcf9fc51554dea0e37f03074b196f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1b89b707e57cd64d80d4d7a83fabfc727fcf9fc51554dea0e37f03074b196f", kill_on_drop: false }`
[INFO] [stdout] 2a1b89b707e57cd64d80d4d7a83fabfc727fcf9fc51554dea0e37f03074b196f
