[INFO] crate ref-cast 0.2.6 is already in cache
[INFO] extracting crate ref-cast 0.2.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/ref-cast/0.2.6
[INFO] extracting crate ref-cast 0.2.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ref-cast/0.2.6
[INFO] validating manifest of ref-cast-0.2.6 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 ref-cast-0.2.6 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 ref-cast-0.2.6
[INFO] finished frobbing ref-cast-0.2.6
[INFO] frobbed toml for ref-cast-0.2.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ref-cast/0.2.6/Cargo.toml
[INFO] started frobbing ref-cast-0.2.6
[INFO] finished frobbing ref-cast-0.2.6
[INFO] frobbed toml for ref-cast-0.2.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ref-cast/0.2.6/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 ref-cast-0.2.6 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/ref-cast/0.2.6:/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] de4d9d973bee2777cc8166430b586913764df2f4cf22d6a6ac60569ef2cdc9f6
[INFO] running `"docker" "start" "-a" "de4d9d973bee2777cc8166430b586913764df2f4cf22d6a6ac60569ef2cdc9f6"`
[INFO] [stderr]    Compiling ref-cast v0.2.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `"docker" "inspect" "de4d9d973bee2777cc8166430b586913764df2f4cf22d6a6ac60569ef2cdc9f6"`
[INFO] running `"docker" "rm" "-f" "de4d9d973bee2777cc8166430b586913764df2f4cf22d6a6ac60569ef2cdc9f6"`
[INFO] [stdout] de4d9d973bee2777cc8166430b586913764df2f4cf22d6a6ac60569ef2cdc9f6
[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/ref-cast/0.2.6:/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] 21baa9c5116d425ce1112c5ffac2f69cead86ba786e1eae24b15997cb5c353c2
[INFO] running `"docker" "start" "-a" "21baa9c5116d425ce1112c5ffac2f69cead86ba786e1eae24b15997cb5c353c2"`
[INFO] [stderr]    Compiling ref-cast v0.2.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "21baa9c5116d425ce1112c5ffac2f69cead86ba786e1eae24b15997cb5c353c2"`
[INFO] running `"docker" "rm" "-f" "21baa9c5116d425ce1112c5ffac2f69cead86ba786e1eae24b15997cb5c353c2"`
[INFO] [stdout] 21baa9c5116d425ce1112c5ffac2f69cead86ba786e1eae24b15997cb5c353c2
[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/ref-cast/0.2.6:/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] b681cf64b15a5492730a05debb5e2bd0c1ca6cce30f8bebb85181837f107e282
[INFO] running `"docker" "start" "-a" "b681cf64b15a5492730a05debb5e2bd0c1ca6cce30f8bebb85181837f107e282"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ref_cast-94d2117ee691df4b
[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 ref-cast
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs -  (line 47) ... ok
[INFO] [stdout] test src/lib.rs -  (line 29) ... ok
[INFO] [stdout] test src/lib.rs - RefCast (line 138) ... ok
[INFO] [stdout] test src/lib.rs -  (line 3) ... ok
[INFO] [stdout] test src/lib.rs -  (line 95) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b681cf64b15a5492730a05debb5e2bd0c1ca6cce30f8bebb85181837f107e282"`
[INFO] running `"docker" "rm" "-f" "b681cf64b15a5492730a05debb5e2bd0c1ca6cce30f8bebb85181837f107e282"`
[INFO] [stdout] b681cf64b15a5492730a05debb5e2bd0c1ca6cce30f8bebb85181837f107e282