[INFO] updating cached repository https://github.com/eggmund/AES
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ca9e4251c102bae3700ef87e803a0a329ac3c4ad
[INFO] testing eggmund/AES against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Feggmund%2FAES" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eggmund/AES on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/eggmund/AES
[INFO] finished tweaking git repo https://github.com/eggmund/AES
[INFO] tweaked toml for git repo https://github.com/eggmund/AES written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/eggmund/AES already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 4a86860e3e20134fcc1dc6e7b316b9f9007d52d2c881705e9ee6b851186ff34f
[INFO] running `"docker" "start" "-a" "4a86860e3e20134fcc1dc6e7b316b9f9007d52d2c881705e9ee6b851186ff34f"`
[INFO] [stderr]    Compiling syn v0.15.43
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling aese v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `input_string`
[INFO] [stderr]   --> src/main.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |             input_string,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: try ignoring the field: `input_string: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.75s
[INFO] running `"docker" "inspect" "4a86860e3e20134fcc1dc6e7b316b9f9007d52d2c881705e9ee6b851186ff34f"`
[INFO] running `"docker" "rm" "-f" "4a86860e3e20134fcc1dc6e7b316b9f9007d52d2c881705e9ee6b851186ff34f"`
[INFO] [stdout] 4a86860e3e20134fcc1dc6e7b316b9f9007d52d2c881705e9ee6b851186ff34f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 00b6fa373d2d001f47d7d974494176331eb6b6ccb3c3295b5c92a95f1d77528c
[INFO] running `"docker" "start" "-a" "00b6fa373d2d001f47d7d974494176331eb6b6ccb3c3295b5c92a95f1d77528c"`
[INFO] [stderr]    Compiling aese v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `test`
[INFO] [stderr]    --> src/file_ops.rs:221:9
[INFO] [stderr]     |
[INFO] [stderr] 221 |     use test::Bencher;
[INFO] [stderr]     |         ^^^^ use of undeclared type or module `test`
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> src/file_ops.rs:224:7
[INFO] [stderr]     |
[INFO] [stderr] 224 |     #[bench]
[INFO] [stderr]     |       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(soft_unstable)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> src/file_ops.rs:233:7
[INFO] [stderr]     |
[INFO] [stderr] 233 |     #[bench]
[INFO] [stderr]     |       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> src/file_ops.rs:242:7
[INFO] [stderr]     |
[INFO] [stderr] 242 |     #[bench]
[INFO] [stderr]     |       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> src/file_ops.rs:251:7
[INFO] [stderr]     |
[INFO] [stderr] 251 |     #[bench]
[INFO] [stderr]     |       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `aese`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "00b6fa373d2d001f47d7d974494176331eb6b6ccb3c3295b5c92a95f1d77528c"`
[INFO] running `"docker" "rm" "-f" "00b6fa373d2d001f47d7d974494176331eb6b6ccb3c3295b5c92a95f1d77528c"`
[INFO] [stdout] 00b6fa373d2d001f47d7d974494176331eb6b6ccb3c3295b5c92a95f1d77528c