[INFO] crate drossel 0.1.0 is already in cache
[INFO] extracting crate drossel 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/drossel/0.1.0
[INFO] extracting crate drossel 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/drossel/0.1.0
[INFO] validating manifest of drossel-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of drossel-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing drossel-0.1.0
[INFO] finished frobbing drossel-0.1.0
[INFO] frobbed toml for drossel-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/drossel/0.1.0/Cargo.toml
[INFO] started frobbing drossel-0.1.0
[INFO] finished frobbing drossel-0.1.0
[INFO] frobbed toml for drossel-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/drossel/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing drossel-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/drossel/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 4c605719e5e8b3ef084e2dee104e82358b82847161ff5e94cfb89d598bb68a46
[INFO] running `"docker" "start" "-a" "4c605719e5e8b3ef084e2dee104e82358b82847161ff5e94cfb89d598bb68a46"`
[INFO] [stderr]    Compiling db-key v0.0.5
[INFO] [stderr]    Compiling db-key v0.1.0
[INFO] [stderr]    Compiling db-key v0.0.1
[INFO] [stderr]    Compiling strand v0.1.2
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 |   fn as_slice<T>(&self, f: |v: &[u8]| -> T) -> T;
[INFO] [stderr]   |                            ^
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:20:28
[INFO] [stderr]    |
[INFO] [stderr] 20 |   fn as_slice<T>(&self, f: |v: &[u8]| -> T) -> T {
[INFO] [stderr]    |                            ^
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:10:14
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Key for int {
[INFO] [stderr]    |              ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 |   fn from_u8(key: &[u8]) -> int {
[INFO] [stderr]    |                             ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     (key[0] as int) << 24 |
[INFO] [stderr]    |                ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     (key[1] as int) << 16 |
[INFO] [stderr]    |                ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |     (key[2] as int) << 8 |
[INFO] [stderr]    |                ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr] 17 |     (key[3] as int)
[INFO] [stderr]    |                ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0412`.
[INFO] [stderr] error: Could not compile `db-key`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "4c605719e5e8b3ef084e2dee104e82358b82847161ff5e94cfb89d598bb68a46"`
[INFO] running `"docker" "rm" "-f" "4c605719e5e8b3ef084e2dee104e82358b82847161ff5e94cfb89d598bb68a46"`
[INFO] [stdout] 4c605719e5e8b3ef084e2dee104e82358b82847161ff5e94cfb89d598bb68a46