[INFO] crate drain-while 0.1.0 is already in cache
[INFO] extracting crate drain-while 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/drain-while/0.1.0
[INFO] extracting crate drain-while 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/drain-while/0.1.0
[INFO] validating manifest of drain-while-0.1.0 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 drain-while-0.1.0 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 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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/reg/drain-while/0.1.0/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] testing drain-while-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 972bfad3fd3ac76ce43f1500f762f52462a556b3839b13384ca302ca3d2a1bf6
[INFO] running `"docker" "start" "-a" "972bfad3fd3ac76ce43f1500f762f52462a556b3839b13384ca302ca3d2a1bf6"`
[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 0.27s
[INFO] running `"docker" "inspect" "972bfad3fd3ac76ce43f1500f762f52462a556b3839b13384ca302ca3d2a1bf6"`
[INFO] running `"docker" "rm" "-f" "972bfad3fd3ac76ce43f1500f762f52462a556b3839b13384ca302ca3d2a1bf6"`
[INFO] [stdout] 972bfad3fd3ac76ce43f1500f762f52462a556b3839b13384ca302ca3d2a1bf6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 500e99106ce105c1fc46f453cd7dae363a8e3fa4568dd5a9f1f9356a9b1fc674
[INFO] running `"docker" "start" "-a" "500e99106ce105c1fc46f453cd7dae363a8e3fa4568dd5a9f1f9356a9b1fc674"`
[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 0.83s
[INFO] running `"docker" "inspect" "500e99106ce105c1fc46f453cd7dae363a8e3fa4568dd5a9f1f9356a9b1fc674"`
[INFO] running `"docker" "rm" "-f" "500e99106ce105c1fc46f453cd7dae363a8e3fa4568dd5a9f1f9356a9b1fc674"`
[INFO] [stdout] 500e99106ce105c1fc46f453cd7dae363a8e3fa4568dd5a9f1f9356a9b1fc674
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 8573dd091b60d344ead4aa9ee2fa824acfa696885966615ce5f9871a32f4b89a
[INFO] running `"docker" "start" "-a" "8573dd091b60d344ead4aa9ee2fa824acfa696885966615ce5f9871a32f4b89a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/drain_while-a90a1f941359e7e7
[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 -  (line 3) ... ok
[INFO] [stdout] test lib.rs - DrainWhileable::drain_while (line 46) ... 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" "8573dd091b60d344ead4aa9ee2fa824acfa696885966615ce5f9871a32f4b89a"`
[INFO] running `"docker" "rm" "-f" "8573dd091b60d344ead4aa9ee2fa824acfa696885966615ce5f9871a32f4b89a"`
[INFO] [stdout] 8573dd091b60d344ead4aa9ee2fa824acfa696885966615ce5f9871a32f4b89a