[INFO] updating cached repository code0100fun/rust-fft
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/code0100fun/rust-fft
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/code0100fun/rust-fft" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/code0100fun/rust-fft"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/code0100fun/rust-fft'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/code0100fun/rust-fft" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/code0100fun/rust-fft"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/code0100fun/rust-fft'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f5600ab6728b85cf90ebf19fd2e9c7a6b19f45f2
[INFO] sha for GitHub repo code0100fun/rust-fft: f5600ab6728b85cf90ebf19fd2e9c7a6b19f45f2
[INFO] validating manifest of code0100fun/rust-fft on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of code0100fun/rust-fft on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing code0100fun/rust-fft
[INFO] finished frobbing code0100fun/rust-fft
[INFO] frobbed toml for code0100fun/rust-fft written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/code0100fun/rust-fft/Cargo.toml
[INFO] started frobbing code0100fun/rust-fft
[INFO] finished frobbing code0100fun/rust-fft
[INFO] frobbed toml for code0100fun/rust-fft written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/code0100fun/rust-fft/Cargo.toml
[INFO] crate code0100fun/rust-fft already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/code0100fun/rust-fft/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking code0100fun/rust-fft against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-7/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/code0100fun/rust-fft:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f303963eb41cf17754e4533bd4ddb1037a749e3c0db4c1bed28916733fdffef1
[INFO] running `"docker" "start" "-a" "f303963eb41cf17754e4533bd4ddb1037a749e3c0db4c1bed28916733fdffef1"`
[INFO] [stderr] warning: path `/opt/crater/workdir/src/fft.rs` was erroneously implicitly accepted for library `fft`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]     Checking rust-fft v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::num::Float`
[INFO] [stderr]  --> src/fft.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::num::Float;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::num::FloatMath`
[INFO] [stderr]  --> src/fft.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::num::FloatMath;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^ no `FloatMath` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::rand`
[INFO] [stderr]   --> src/fft.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::rand::{thread_rng, Rng};
[INFO] [stderr]    |          ^^^^ could not find `rand` in `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> src/fft.rs:69:18
[INFO] [stderr]    |
[INFO] [stderr] 69 |         for i in range(0, length) {
[INFO] [stderr]    |                  ^^^^^ not found in this scope
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 6  | use num::iter::range;
[INFO] [stderr]    |
[INFO] [stderr] 6  | use num::range;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `PI_2` in module `consts`
[INFO] [stderr]   --> src/fft.rs:79:30
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let theta = (consts::PI_2 * k) / n;
[INFO] [stderr]    |                              ^^^^ not found in `consts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]  --> src/fft.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::num::Float`
[INFO] [stderr]  --> src/fft.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::num::Float;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stderr]   --> src/fft.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::rand::{thread_rng, Rng};
[INFO] [stderr]    |                 ^^^^^^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test'
[INFO] [stderr]  --> src/fft.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add #![feature(test)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test'
[INFO] [stderr]  --> src/fft.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add #![feature(test)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: Could not compile `rust-fft`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `std::num::Float`
[INFO] [stderr]  --> src/fft.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::num::Float;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::num::FloatMath`
[INFO] [stderr]  --> src/fft.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::num::FloatMath;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^ no `FloatMath` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::rand`
[INFO] [stderr]   --> src/fft.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::rand::{thread_rng, Rng};
[INFO] [stderr]    |          ^^^^ could not find `rand` in `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> src/fft.rs:69:18
[INFO] [stderr]    |
[INFO] [stderr] 69 |         for i in range(0, length) {
[INFO] [stderr]    |                  ^^^^^ not found in this scope
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 6  | use num::iter::range;
[INFO] [stderr]    |
[INFO] [stderr] 6  | use num::range;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `PI_2` in module `consts`
[INFO] [stderr]   --> src/fft.rs:79:30
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let theta = (consts::PI_2 * k) / n;
[INFO] [stderr]    |                              ^^^^ not found in `consts`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/fft.rs:139:24
[INFO] [stderr]     |
[INFO] [stderr] 139 |     static BENCH_SIZE: uint = 256 * 1024;
[INFO] [stderr]     |                        ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rng`
[INFO] [stderr]   --> src/fft.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::rand::{thread_rng, Rng};
[INFO] [stderr]    |                             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test'
[INFO] [stderr]  --> src/fft.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add #![feature(test)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test'
[INFO] [stderr]  --> src/fft.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add #![feature(test)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test'
[INFO] [stderr]    --> src/fft.rs:138:27
[INFO] [stderr]     |
[INFO] [stderr] 138 | fn large_real_fft(b: &mut Bencher) {
[INFO] [stderr]     |                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add #![feature(test)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test'
[INFO] [stderr]    --> src/fft.rs:142:7
[INFO] [stderr]     |
[INFO] [stderr] 142 |     b.iter(|| {
[INFO] [stderr]     |       ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add #![feature(test)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0425, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: Could not compile `rust-fft`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f303963eb41cf17754e4533bd4ddb1037a749e3c0db4c1bed28916733fdffef1"`
[INFO] running `"docker" "rm" "-f" "f303963eb41cf17754e4533bd4ddb1037a749e3c0db4c1bed28916733fdffef1"`
[INFO] [stdout] f303963eb41cf17754e4533bd4ddb1037a749e3c0db4c1bed28916733fdffef1