[INFO] crate tmkms-prost-derive 0.0.1 is already in cache
[INFO] extracting crate tmkms-prost-derive 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/tmkms-prost-derive/0.0.1
[INFO] extracting crate tmkms-prost-derive 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tmkms-prost-derive/0.0.1
[INFO] validating manifest of tmkms-prost-derive-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 tmkms-prost-derive-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 tmkms-prost-derive-0.0.1
[INFO] finished frobbing tmkms-prost-derive-0.0.1
[INFO] frobbed toml for tmkms-prost-derive-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tmkms-prost-derive/0.0.1/Cargo.toml
[INFO] started frobbing tmkms-prost-derive-0.0.1
[INFO] finished frobbing tmkms-prost-derive-0.0.1
[INFO] frobbed toml for tmkms-prost-derive-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tmkms-prost-derive/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tmkms-prost-derive-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-4/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/tmkms-prost-derive/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] e94a7e4958bc497cd8dcc926d916f5c620f22a56477172f2512b9811c134168f
[INFO] running `"docker" "start" "-a" "e94a7e4958bc497cd8dcc926d916f5c620f22a56477172f2512b9811c134168f"`
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling tmkms-prost-derive v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.21s
[INFO] running `"docker" "inspect" "e94a7e4958bc497cd8dcc926d916f5c620f22a56477172f2512b9811c134168f"`
[INFO] running `"docker" "rm" "-f" "e94a7e4958bc497cd8dcc926d916f5c620f22a56477172f2512b9811c134168f"`
[INFO] [stdout] e94a7e4958bc497cd8dcc926d916f5c620f22a56477172f2512b9811c134168f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/tmkms-prost-derive/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] 45b192f0a19a51b12499de9154a8b1ca5a6100d82b23b8c2bcce46d921447e4b
[INFO] running `"docker" "start" "-a" "45b192f0a19a51b12499de9154a8b1ca5a6100d82b23b8c2bcce46d921447e4b"`
[INFO] [stderr]    Compiling tmkms-prost-derive v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]    --> src/lib.rs:582:9
[INFO] [stderr]     |
[INFO] [stderr] 582 |     use std::fmt;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error`
[INFO] [stderr]    --> src/lib.rs:584:9
[INFO] [stderr]     |
[INFO] [stderr] 584 |     use std::error;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `"docker" "inspect" "45b192f0a19a51b12499de9154a8b1ca5a6100d82b23b8c2bcce46d921447e4b"`
[INFO] running `"docker" "rm" "-f" "45b192f0a19a51b12499de9154a8b1ca5a6100d82b23b8c2bcce46d921447e4b"`
[INFO] [stdout] 45b192f0a19a51b12499de9154a8b1ca5a6100d82b23b8c2bcce46d921447e4b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/tmkms-prost-derive/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] cb10d82d989d51f193b3226c2a8fee7f36d2ee06597a4c4a5a3e501f62aebe8b
[INFO] running `"docker" "start" "-a" "cb10d82d989d51f193b3226c2a8fee7f36d2ee06597a4c4a5a3e501f62aebe8b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tmkms_prost_derive-ccd753c2ad2acdd2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::compare_to_go_amino ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tmkms-prost-derive
[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" "cb10d82d989d51f193b3226c2a8fee7f36d2ee06597a4c4a5a3e501f62aebe8b"`
[INFO] running `"docker" "rm" "-f" "cb10d82d989d51f193b3226c2a8fee7f36d2ee06597a4c4a5a3e501f62aebe8b"`
[INFO] [stdout] cb10d82d989d51f193b3226c2a8fee7f36d2ee06597a4c4a5a3e501f62aebe8b