[INFO] crate drain-while 0.1.0 is already in cache
[INFO] extracting crate drain-while 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/drain-while/0.1.0
[INFO] extracting crate drain-while 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/drain-while/0.1.0
[INFO] validating manifest of drain-while-0.1.0 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 drain-while-0.1.0 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 drain-while-0.1.0
[INFO] finished frobbing drain-while-0.1.0
[INFO] frobbed toml for drain-while-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/drain-while/0.1.0/Cargo.toml
[INFO] started frobbing drain-while-0.1.0
[INFO] finished frobbing drain-while-0.1.0
[INFO] frobbed toml for drain-while-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/drain-while/0.1.0/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 drain-while-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/drain-while/0.1.0:/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=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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] bb2aa28935c4e64f70e00197271c0746a7e0adb610a48bdb5436735221c9638d
[INFO] running `"docker" "start" "-a" "bb2aa28935c4e64f70e00197271c0746a7e0adb610a48bdb5436735221c9638d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling drain-while v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `"docker" "inspect" "bb2aa28935c4e64f70e00197271c0746a7e0adb610a48bdb5436735221c9638d"`
[INFO] running `"docker" "rm" "-f" "bb2aa28935c4e64f70e00197271c0746a7e0adb610a48bdb5436735221c9638d"`
[INFO] [stdout] bb2aa28935c4e64f70e00197271c0746a7e0adb610a48bdb5436735221c9638d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/drain-while/0.1.0:/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=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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 469b5eb50d6476b64ff84948794cd2c488d00bc45090b07b21c7a67a5f3d3280
[INFO] running `"docker" "start" "-a" "469b5eb50d6476b64ff84948794cd2c488d00bc45090b07b21c7a67a5f3d3280"`
[INFO] [stderr]    Compiling easybench v0.1.4
[INFO] [stderr]    Compiling drain-while v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "469b5eb50d6476b64ff84948794cd2c488d00bc45090b07b21c7a67a5f3d3280"`
[INFO] running `"docker" "rm" "-f" "469b5eb50d6476b64ff84948794cd2c488d00bc45090b07b21c7a67a5f3d3280"`
[INFO] [stdout] 469b5eb50d6476b64ff84948794cd2c488d00bc45090b07b21c7a67a5f3d3280
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/drain-while/0.1.0:/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=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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 1bd1cafd02afbaf7774ff34d9395ea8ec5ca477c48f0d2d444feec05bccf4d41
[INFO] running `"docker" "start" "-a" "1bd1cafd02afbaf7774ff34d9395ea8ec5ca477c48f0d2d444feec05bccf4d41"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/drain_while-027150383f70a5a6
[INFO] [stderr]    Doc-tests drain_while
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lib.rs - DrainWhileable::drain_while (line 46) ... ok
[INFO] [stdout] test lib.rs -  (line 3) ... ok
[INFO] [stdout] test lib.rs - DrainWhileable::drain_while (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1bd1cafd02afbaf7774ff34d9395ea8ec5ca477c48f0d2d444feec05bccf4d41"`
[INFO] running `"docker" "rm" "-f" "1bd1cafd02afbaf7774ff34d9395ea8ec5ca477c48f0d2d444feec05bccf4d41"`
[INFO] [stdout] 1bd1cafd02afbaf7774ff34d9395ea8ec5ca477c48f0d2d444feec05bccf4d41