[INFO] crate variants 0.3.0 is already in cache
[INFO] extracting crate variants 0.3.0 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/variants/0.3.0
[INFO] extracting crate variants 0.3.0 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/variants/0.3.0
[INFO] validating manifest of variants-0.3.0 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of variants-0.3.0 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing variants-0.3.0
[INFO] finished frobbing variants-0.3.0
[INFO] frobbed toml for variants-0.3.0 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/variants/0.3.0/Cargo.toml
[INFO] started frobbing variants-0.3.0
[INFO] finished frobbing variants-0.3.0
[INFO] frobbed toml for variants-0.3.0 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/variants/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking variants-0.3.0 against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-5/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/variants/0.3.0:/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=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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ef47b33649acc30c2f5959f66de17a71fc624a8eeb8d7299f736a61b8126201c
[INFO] running `"docker" "start" "-a" "ef47b33649acc30c2f5959f66de17a71fc624a8eeb8d7299f736a61b8126201c"`
[INFO] [stderr]     Checking variants v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0658]: non-builtin inner attributes are unstable
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/54726
[INFO] [stderr]   = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: non-builtin inner attributes are unstable
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/54726
[INFO] [stderr]   = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `license` in this scope
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]  --> src/lib.rs:9:3
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]   |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]   --> src/lib.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]   --> src/lib.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]   --> src/lib.rs:33:3
[INFO] [stderr]    |
[INFO] [stderr] 33 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]   --> src/lib.rs:43:3
[INFO] [stderr]    |
[INFO] [stderr] 43 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]   --> src/lib.rs:54:3
[INFO] [stderr]    |
[INFO] [stderr] 54 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `variants`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: cannot find attribute macro `license` in this scope
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]  --> src/lib.rs:9:3
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]   |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]   --> src/lib.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]   --> src/lib.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]   --> src/lib.rs:33:3
[INFO] [stderr]    |
[INFO] [stderr] 33 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]   --> src/lib.rs:43:3
[INFO] [stderr]    |
[INFO] [stderr] 43 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]   --> src/lib.rs:54:3
[INFO] [stderr]    |
[INFO] [stderr] 54 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `variants`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ef47b33649acc30c2f5959f66de17a71fc624a8eeb8d7299f736a61b8126201c"`
[INFO] running `"docker" "rm" "-f" "ef47b33649acc30c2f5959f66de17a71fc624a8eeb8d7299f736a61b8126201c"`
[INFO] [stdout] ef47b33649acc30c2f5959f66de17a71fc624a8eeb8d7299f736a61b8126201c