[INFO] crate drm-macros 0.0.1 is already in cache
[INFO] extracting crate drm-macros 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/drm-macros/0.0.1
[INFO] extracting crate drm-macros 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/drm-macros/0.0.1
[INFO] validating manifest of drm-macros-0.0.1 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 drm-macros-0.0.1 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 drm-macros-0.0.1
[INFO] finished frobbing drm-macros-0.0.1
[INFO] frobbed toml for drm-macros-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/drm-macros/0.0.1/Cargo.toml
[INFO] started frobbing drm-macros-0.0.1
[INFO] finished frobbing drm-macros-0.0.1
[INFO] frobbed toml for drm-macros-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/drm-macros/0.0.1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing drm-macros-0.0.1 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-6/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/drm-macros/0.0.1:/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] 7c048d93415a26ad1ad4bce46969f49006c44c90f9166be267ecc38e2294f58e
[INFO] running `"docker" "start" "-a" "7c048d93415a26ad1ad4bce46969f49006c44c90f9166be267ecc38e2294f58e"`
[INFO] [stderr]    Compiling drm-macros v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `ty`
[INFO] [stderr]   --> src/lib.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let ty  = syn::Ident::new(get_attr(&ast.attrs, "HandleType"));
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_ty`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "7c048d93415a26ad1ad4bce46969f49006c44c90f9166be267ecc38e2294f58e"`
[INFO] running `"docker" "rm" "-f" "7c048d93415a26ad1ad4bce46969f49006c44c90f9166be267ecc38e2294f58e"`
[INFO] [stdout] 7c048d93415a26ad1ad4bce46969f49006c44c90f9166be267ecc38e2294f58e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/drm-macros/0.0.1:/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] df22cb32fba299b467eed1b9fd650550c88ea1ff3cc831590cf0c6c88744e7e1
[INFO] running `"docker" "start" "-a" "df22cb32fba299b467eed1b9fd650550c88ea1ff3cc831590cf0c6c88744e7e1"`
[INFO] [stderr]    Compiling drm-macros v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `ty`
[INFO] [stderr]   --> src/lib.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let ty  = syn::Ident::new(get_attr(&ast.attrs, "HandleType"));
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_ty`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "df22cb32fba299b467eed1b9fd650550c88ea1ff3cc831590cf0c6c88744e7e1"`
[INFO] running `"docker" "rm" "-f" "df22cb32fba299b467eed1b9fd650550c88ea1ff3cc831590cf0c6c88744e7e1"`
[INFO] [stdout] df22cb32fba299b467eed1b9fd650550c88ea1ff3cc831590cf0c6c88744e7e1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/drm-macros/0.0.1:/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] 57f56c7b32b50f5130578aad751b479aced337d1f6cf915b293845d3f144e117
[INFO] running `"docker" "start" "-a" "57f56c7b32b50f5130578aad751b479aced337d1f6cf915b293845d3f144e117"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/drm_macros-2212201289d054c6
[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] [stderr]    Doc-tests drm-macros
[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" "57f56c7b32b50f5130578aad751b479aced337d1f6cf915b293845d3f144e117"`
[INFO] running `"docker" "rm" "-f" "57f56c7b32b50f5130578aad751b479aced337d1f6cf915b293845d3f144e117"`
[INFO] [stdout] 57f56c7b32b50f5130578aad751b479aced337d1f6cf915b293845d3f144e117