[INFO] crate stream-dct 0.1.0 is already in cache
[INFO] extracting crate stream-dct 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/stream-dct/0.1.0
[INFO] extracting crate stream-dct 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stream-dct/0.1.0
[INFO] validating manifest of stream-dct-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of stream-dct-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing stream-dct-0.1.0
[INFO] finished frobbing stream-dct-0.1.0
[INFO] frobbed toml for stream-dct-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/stream-dct/0.1.0/Cargo.toml
[INFO] started frobbing stream-dct-0.1.0
[INFO] finished frobbing stream-dct-0.1.0
[INFO] frobbed toml for stream-dct-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stream-dct/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing stream-dct-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stream-dct/0.1.0:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 13953d156abda1e8a7d2f8d9267c6ac9b3940eadf8d73f57ec99f5bce322fb15
[INFO] running `"docker" "start" "-a" "13953d156abda1e8a7d2f8d9267c6ac9b3940eadf8d73f57ec99f5bce322fb15"`
[INFO] [stderr]    Compiling stream-dct v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `PI` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 11  | use std::f64::consts::{PI, SQRT_2};
[INFO] [stderr]     |                        -- the item `PI` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 124 |     use std::f64::consts::PI;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::f64::<impl f64>::abs_sub': you probably meant `(self - other).abs()`: this operation is `(self - other).max(0.0)` except that `abs_sub` also propagates NaNs (also known as `fdim` in C). If you truly need the positive difference, consider using that expression or the C function `fdim`, depending on how you wish to handle NaN (please consider filing an issue describing your use-case too).
[INFO] [stderr]    --> src/lib.rs:133:20
[INFO] [stderr]     |
[INFO] [stderr] 133 |             approx.abs_sub(x.cos()) <= ERROR, 
[INFO] [stderr]     |                    ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "13953d156abda1e8a7d2f8d9267c6ac9b3940eadf8d73f57ec99f5bce322fb15"`
[INFO] running `"docker" "rm" "-f" "13953d156abda1e8a7d2f8d9267c6ac9b3940eadf8d73f57ec99f5bce322fb15"`
[INFO] [stdout] 13953d156abda1e8a7d2f8d9267c6ac9b3940eadf8d73f57ec99f5bce322fb15
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stream-dct/0.1.0:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6fb138bc907264f53a36835db7182daa9a60c7abf058f3d1842c441464699637
[INFO] running `"docker" "start" "-a" "6fb138bc907264f53a36835db7182daa9a60c7abf058f3d1842c441464699637"`
[INFO] [stderr]    Compiling stream-dct v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `PI` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 11  | use std::f64::consts::{PI, SQRT_2};
[INFO] [stderr]     |                        -- the item `PI` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 124 |     use std::f64::consts::PI;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::f64::<impl f64>::abs_sub': you probably meant `(self - other).abs()`: this operation is `(self - other).max(0.0)` except that `abs_sub` also propagates NaNs (also known as `fdim` in C). If you truly need the positive difference, consider using that expression or the C function `fdim`, depending on how you wish to handle NaN (please consider filing an issue describing your use-case too).
[INFO] [stderr]    --> src/lib.rs:133:20
[INFO] [stderr]     |
[INFO] [stderr] 133 |             approx.abs_sub(x.cos()) <= ERROR, 
[INFO] [stderr]     |                    ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "6fb138bc907264f53a36835db7182daa9a60c7abf058f3d1842c441464699637"`
[INFO] running `"docker" "rm" "-f" "6fb138bc907264f53a36835db7182daa9a60c7abf058f3d1842c441464699637"`
[INFO] [stdout] 6fb138bc907264f53a36835db7182daa9a60c7abf058f3d1842c441464699637
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stream-dct/0.1.0:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 3d39d94480fd264b6432816d4233fa576b4d324551ad4405d45e120b75a3f61c
[INFO] running `"docker" "start" "-a" "3d39d94480fd264b6432816d4233fa576b4d324551ad4405d45e120b75a3f61c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/stream_dct-2eb275e96dccbba1
[INFO] [stderr]    Doc-tests stream-dct
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3d39d94480fd264b6432816d4233fa576b4d324551ad4405d45e120b75a3f61c"`
[INFO] running `"docker" "rm" "-f" "3d39d94480fd264b6432816d4233fa576b4d324551ad4405d45e120b75a3f61c"`
[INFO] [stdout] 3d39d94480fd264b6432816d4233fa576b4d324551ad4405d45e120b75a3f61c