[INFO] updating cached repository FrontMage/servo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FrontMage/servo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FrontMage/servo" "work/ex/beta-1.38-1/sources/1.37.0/gh/FrontMage/servo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/FrontMage/servo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FrontMage/servo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FrontMage/servo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FrontMage/servo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6246b036d717e13b19e8e2500ab3d2823416a2a7
[INFO] sha for GitHub repo FrontMage/servo: 6246b036d717e13b19e8e2500ab3d2823416a2a7
[INFO] validating manifest of FrontMage/servo 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 FrontMage/servo 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 FrontMage/servo
[INFO] finished frobbing FrontMage/servo
[INFO] frobbed toml for FrontMage/servo written to work/ex/beta-1.38-1/sources/1.37.0/gh/FrontMage/servo/Cargo.toml
[INFO] started frobbing FrontMage/servo
[INFO] finished frobbing FrontMage/servo
[INFO] frobbed toml for FrontMage/servo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FrontMage/servo/Cargo.toml
[INFO] crate FrontMage/servo 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing FrontMage/servo 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-3/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/FrontMage/servo:/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] 24242be0b4afec889eb0d6cf7ce442df62960b7002c54218b72c34f76e0ab0dd
[INFO] running `"docker" "start" "-a" "24242be0b4afec889eb0d6cf7ce442df62960b7002c54218b72c34f76e0ab0dd"`
[INFO] [stderr]    Compiling chunked_transfer v0.3.1
[INFO] [stderr]    Compiling servo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `"docker" "inspect" "24242be0b4afec889eb0d6cf7ce442df62960b7002c54218b72c34f76e0ab0dd"`
[INFO] running `"docker" "rm" "-f" "24242be0b4afec889eb0d6cf7ce442df62960b7002c54218b72c34f76e0ab0dd"`
[INFO] [stdout] 24242be0b4afec889eb0d6cf7ce442df62960b7002c54218b72c34f76e0ab0dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/FrontMage/servo:/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] fb88dd16c93bcd10a25927c9034474ce1216f7ac524f6bef84e91ffd826bc23b
[INFO] running `"docker" "start" "-a" "fb88dd16c93bcd10a25927c9034474ce1216f7ac524f6bef84e91ffd826bc23b"`
[INFO] [stderr]    Compiling servo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "fb88dd16c93bcd10a25927c9034474ce1216f7ac524f6bef84e91ffd826bc23b"`
[INFO] running `"docker" "rm" "-f" "fb88dd16c93bcd10a25927c9034474ce1216f7ac524f6bef84e91ffd826bc23b"`
[INFO] [stdout] fb88dd16c93bcd10a25927c9034474ce1216f7ac524f6bef84e91ffd826bc23b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/FrontMage/servo:/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] 695da38b29a63ee664ab03a81da069dbf7bb343e40505507b3d237bed9363342
[INFO] running `"docker" "start" "-a" "695da38b29a63ee664ab03a81da069dbf7bb343e40505507b3d237bed9363342"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/servo-0b1e3046db84f674
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/servo-69fe7be26f77d768
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests servo
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 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" "695da38b29a63ee664ab03a81da069dbf7bb343e40505507b3d237bed9363342"`
[INFO] running `"docker" "rm" "-f" "695da38b29a63ee664ab03a81da069dbf7bb343e40505507b3d237bed9363342"`
[INFO] [stdout] 695da38b29a63ee664ab03a81da069dbf7bb343e40505507b3d237bed9363342