[INFO] crate libscroll 0.1.4 is already in cache
[INFO] checking libscroll-0.1.4 against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340
[INFO] extracting crate libscroll 0.1.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate libscroll 0.1.4 on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libscroll 0.1.4
[INFO] finished tweaking crates.io crate libscroll 0.1.4
[INFO] tweaked toml for crates.io crate libscroll 0.1.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 047aea06c641617b3acb53776df73a3e9de7c6829442ee503d82ac5746e8d344
[INFO] running `"docker" "start" "-a" "047aea06c641617b3acb53776df73a3e9de7c6829442ee503d82ac5746e8d344"`
[INFO] [stderr]     Checking libscroll v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/lib.rs:434:27
[INFO] [stderr]     |
[INFO] [stderr] 434 |     fn velocity_at(&self, time: f64) -> AxisVector<f64> {
[INFO] [stderr]     |                           ^^^^ help: consider prefixing with an underscore: `_time`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `replace_cur`
[INFO] [stderr]   --> src/circular_backqueue.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn replace_cur(&mut self, object: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/circular_backqueue.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn empty(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `INTEGRATION_DX`
[INFO] [stderr]   --> src/lib.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | const INTEGRATION_DX: f64 = 0.07;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `VELOCITY_POLYNOMIAL_DEGREE`
[INFO] [stderr]   --> src/lib.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | const VELOCITY_POLYNOMIAL_DEGREE: usize = 4;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `difference`
[INFO] [stderr]   --> src/lib.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn difference(self, other: AxisVector<T>) -> AxisVector<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `replace`
[INFO] [stderr]    --> src/lib.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn replace(&mut self, axis: Axis, magnitude: T) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_at`
[INFO] [stderr]    --> src/lib.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn get_at(&self, axis: Axis) -> T {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update`
[INFO] [stderr]    --> src/lib.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn update(&mut self, axis: Axis, magnitude: T) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `scale`
[INFO] [stderr]    --> src/lib.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn scale(&self, scalar: f64) -> AxisVector<f64> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `integrate`
[INFO] [stderr]    --> src/lib.rs:429:5
[INFO] [stderr]     |
[INFO] [stderr] 429 |     fn integrate(&self, start: f64, end: f64) -> AxisVector<f64> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `velocity_at`
[INFO] [stderr]    --> src/lib.rs:434:5
[INFO] [stderr]     |
[INFO] [stderr] 434 |     fn velocity_at(&self, time: f64) -> AxisVector<f64> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/lib.rs:434:27
[INFO] [stderr]     |
[INFO] [stderr] 434 |     fn velocity_at(&self, time: f64) -> AxisVector<f64> {
[INFO] [stderr]     |                           ^^^^ help: consider prefixing with an underscore: `_time`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `replace_cur`
[INFO] [stderr]   --> src/circular_backqueue.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn replace_cur(&mut self, object: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/circular_backqueue.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn empty(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `INTEGRATION_DX`
[INFO] [stderr]   --> src/lib.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | const INTEGRATION_DX: f64 = 0.07;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `VELOCITY_POLYNOMIAL_DEGREE`
[INFO] [stderr]   --> src/lib.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | const VELOCITY_POLYNOMIAL_DEGREE: usize = 4;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `difference`
[INFO] [stderr]   --> src/lib.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn difference(self, other: AxisVector<T>) -> AxisVector<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `replace`
[INFO] [stderr]    --> src/lib.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn replace(&mut self, axis: Axis, magnitude: T) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_at`
[INFO] [stderr]    --> src/lib.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn get_at(&self, axis: Axis) -> T {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update`
[INFO] [stderr]    --> src/lib.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn update(&mut self, axis: Axis, magnitude: T) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `scale`
[INFO] [stderr]    --> src/lib.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn scale(&self, scalar: f64) -> AxisVector<f64> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `integrate`
[INFO] [stderr]    --> src/lib.rs:429:5
[INFO] [stderr]     |
[INFO] [stderr] 429 |     fn integrate(&self, start: f64, end: f64) -> AxisVector<f64> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `velocity_at`
[INFO] [stderr]    --> src/lib.rs:434:5
[INFO] [stderr]     |
[INFO] [stderr] 434 |     fn velocity_at(&self, time: f64) -> AxisVector<f64> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "047aea06c641617b3acb53776df73a3e9de7c6829442ee503d82ac5746e8d344"`
[INFO] running `"docker" "rm" "-f" "047aea06c641617b3acb53776df73a3e9de7c6829442ee503d82ac5746e8d344"`
[INFO] [stdout] 047aea06c641617b3acb53776df73a3e9de7c6829442ee503d82ac5746e8d344