[INFO] updating cached repository julienXX/email-checker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/julienXX/email-checker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/julienXX/email-checker" "work/ex/beta-1.38-1/sources/1.37.0/gh/julienXX/email-checker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/julienXX/email-checker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/julienXX/email-checker" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/julienXX/email-checker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/julienXX/email-checker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b4c025dc307d21f35c63a5d5fee8fc1fde06999
[INFO] sha for GitHub repo julienXX/email-checker: 7b4c025dc307d21f35c63a5d5fee8fc1fde06999
[INFO] validating manifest of julienXX/email-checker 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 julienXX/email-checker 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 julienXX/email-checker
[INFO] finished frobbing julienXX/email-checker
[INFO] frobbed toml for julienXX/email-checker written to work/ex/beta-1.38-1/sources/1.37.0/gh/julienXX/email-checker/Cargo.toml
[INFO] started frobbing julienXX/email-checker
[INFO] finished frobbing julienXX/email-checker
[INFO] frobbed toml for julienXX/email-checker written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/julienXX/email-checker/Cargo.toml
[INFO] crate julienXX/email-checker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/julienXX/email-checker/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 julienXX/email-checker 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/gh/julienXX/email-checker:/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] 633058a0724d77c5e03a7531a22ddf5257fd33d0e74416b0247013afbafb65d1
[INFO] running `"docker" "start" "-a" "633058a0724d77c5e03a7531a22ddf5257fd33d0e74416b0247013afbafb65d1"`
[INFO] [stderr]    Compiling email-checker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "633058a0724d77c5e03a7531a22ddf5257fd33d0e74416b0247013afbafb65d1"`
[INFO] running `"docker" "rm" "-f" "633058a0724d77c5e03a7531a22ddf5257fd33d0e74416b0247013afbafb65d1"`
[INFO] [stdout] 633058a0724d77c5e03a7531a22ddf5257fd33d0e74416b0247013afbafb65d1
[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/gh/julienXX/email-checker:/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] af926af2292faa4abb292bae250f8fc2c3277f6413bfa4c9eb33ff359f3fc7d7
[INFO] running `"docker" "start" "-a" "af926af2292faa4abb292bae250f8fc2c3277f6413bfa4c9eb33ff359f3fc7d7"`
[INFO] [stderr]    Compiling email-checker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "af926af2292faa4abb292bae250f8fc2c3277f6413bfa4c9eb33ff359f3fc7d7"`
[INFO] running `"docker" "rm" "-f" "af926af2292faa4abb292bae250f8fc2c3277f6413bfa4c9eb33ff359f3fc7d7"`
[INFO] [stdout] af926af2292faa4abb292bae250f8fc2c3277f6413bfa4c9eb33ff359f3fc7d7
[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/gh/julienXX/email-checker:/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] bead3ab23f5c664afbcd6dbfcc9f68aa8699a7ca27710e82e1ab59fc3a7be8bf
[INFO] running `"docker" "start" "-a" "bead3ab23f5c664afbcd6dbfcc9f68aa8699a7ca27710e82e1ab59fc3a7be8bf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/email_checker-15055e89252a6062
[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" "bead3ab23f5c664afbcd6dbfcc9f68aa8699a7ca27710e82e1ab59fc3a7be8bf"`
[INFO] running `"docker" "rm" "-f" "bead3ab23f5c664afbcd6dbfcc9f68aa8699a7ca27710e82e1ab59fc3a7be8bf"`
[INFO] [stdout] bead3ab23f5c664afbcd6dbfcc9f68aa8699a7ca27710e82e1ab59fc3a7be8bf