[INFO] crate mentat 0.0.4 is already in cache
[INFO] extracting crate mentat 0.0.4 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/mentat/0.0.4
[INFO] extracting crate mentat 0.0.4 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/mentat/0.0.4
[INFO] validating manifest of mentat-0.0.4 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mentat-0.0.4 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mentat-0.0.4
[INFO] finished frobbing mentat-0.0.4
[INFO] frobbed toml for mentat-0.0.4 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/mentat/0.0.4/Cargo.toml
[INFO] started frobbing mentat-0.0.4
[INFO] finished frobbing mentat-0.0.4
[INFO] frobbed toml for mentat-0.0.4 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/mentat/0.0.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mentat-0.0.4 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/mentat/0.0.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d677347dc9cd77f7eb898efcc94271e76758790ddef8f09b85176310d37ee44f
[INFO] running `"docker" "start" "-a" "d677347dc9cd77f7eb898efcc94271e76758790ddef8f09b85176310d37ee44f"`
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking special v0.8.1
[INFO] [stderr]     Checking mentat v0.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Checking matplotrust v0.1.7
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / macro_rules! assert_delta {
[INFO] [stderr] 14 | |     ($x:expr, $y:expr, $d:expr) => {
[INFO] [stderr] 15 | |         if !(($x - $y).abs() < $d || ($y - $x).abs() < $d) { panic!(); }
[INFO] [stderr] 16 | |     }
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `squared_distance`
[INFO] [stderr]  --> src/utils/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn squared_distance(x: &Vec<f64>, y: &Vec<f64>) -> f64 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `EWMA`
[INFO] [stderr]  --> src/timeseries/mod.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct EWMA {
[INFO] [stderr]   | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/timeseries/mod.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |  pub fn new(value: f64, age: i64) -> EWMA {
[INFO] [stderr]    |  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update`
[INFO] [stderr]   --> src/timeseries/mod.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |  pub fn update(&mut self, value : f64) -> f64 {
[INFO] [stderr]    |  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mean`
[INFO] [stderr]   --> src/lib.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn mean(numbers: &Vec<f64>) -> f64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `partial`
[INFO] [stderr]    --> src/lib.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn partial(x: Vec<f64>, y: Vec<f64>) -> impl Fn(f64) -> f64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking probability v0.15.12
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/timeseries/mod.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let s = figure.save("./docs/figures/ewma.png", None);
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `squared_distance`
[INFO] [stderr]  --> src/utils/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn squared_distance(x: &Vec<f64>, y: &Vec<f64>) -> f64 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `age`
[INFO] [stderr]  --> src/timeseries/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     age: i64,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pdf`
[INFO] [stderr]    --> src/lib.rs:167:5
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn pdf() {
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "d677347dc9cd77f7eb898efcc94271e76758790ddef8f09b85176310d37ee44f"`
[INFO] running `"docker" "rm" "-f" "d677347dc9cd77f7eb898efcc94271e76758790ddef8f09b85176310d37ee44f"`
[INFO] [stdout] d677347dc9cd77f7eb898efcc94271e76758790ddef8f09b85176310d37ee44f