[INFO] crate variant_name 0.0.1 is already in cache
[INFO] extracting crate variant_name 0.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/variant_name/0.0.1
[INFO] extracting crate variant_name 0.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/variant_name/0.0.1
[INFO] validating manifest of variant_name-0.0.1 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 variant_name-0.0.1 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 variant_name-0.0.1
[INFO] finished frobbing variant_name-0.0.1
[INFO] frobbed toml for variant_name-0.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/variant_name/0.0.1/Cargo.toml
[INFO] started frobbing variant_name-0.0.1
[INFO] finished frobbing variant_name-0.0.1
[INFO] frobbed toml for variant_name-0.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/variant_name/0.0.1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing variant_name-0.0.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/variant_name/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 385d044a3ff0bfef8dfd68847a74f9fc9dd7d39c5f5ea6a71b78f307c9f3dfc2
[INFO] running `"docker" "start" "-a" "385d044a3ff0bfef8dfd68847a74f9fc9dd7d39c5f5ea6a71b78f307c9f3dfc2"`
[INFO] [stderr]    Compiling variant_name v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `"docker" "inspect" "385d044a3ff0bfef8dfd68847a74f9fc9dd7d39c5f5ea6a71b78f307c9f3dfc2"`
[INFO] running `"docker" "rm" "-f" "385d044a3ff0bfef8dfd68847a74f9fc9dd7d39c5f5ea6a71b78f307c9f3dfc2"`
[INFO] [stdout] 385d044a3ff0bfef8dfd68847a74f9fc9dd7d39c5f5ea6a71b78f307c9f3dfc2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/variant_name/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a304ec972317eab59108d472b0d27248246ad7d71af3fd8750d6d6f92b70dd93
[INFO] running `"docker" "start" "-a" "a304ec972317eab59108d472b0d27248246ad7d71af3fd8750d6d6f92b70dd93"`
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling variant_name_derive v0.0.1
[INFO] [stderr]    Compiling variant_name v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.13s
[INFO] running `"docker" "inspect" "a304ec972317eab59108d472b0d27248246ad7d71af3fd8750d6d6f92b70dd93"`
[INFO] running `"docker" "rm" "-f" "a304ec972317eab59108d472b0d27248246ad7d71af3fd8750d6d6f92b70dd93"`
[INFO] [stdout] a304ec972317eab59108d472b0d27248246ad7d71af3fd8750d6d6f92b70dd93
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/variant_name/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 279e2bf1f675010d8c109641fcdf9827dfea4b7257db3105dfde06b7b88b84a6
[INFO] running `"docker" "start" "-a" "279e2bf1f675010d8c109641fcdf9827dfea4b7257db3105dfde06b7b88b84a6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/variant_name-d5374a2b1710adbd
[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 variant_name
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - VariantName (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "279e2bf1f675010d8c109641fcdf9827dfea4b7257db3105dfde06b7b88b84a6"`
[INFO] running `"docker" "rm" "-f" "279e2bf1f675010d8c109641fcdf9827dfea4b7257db3105dfde06b7b88b84a6"`
[INFO] [stdout] 279e2bf1f675010d8c109641fcdf9827dfea4b7257db3105dfde06b7b88b84a6