[INFO] updating cached repository m-r-hunt/nail
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/m-r-hunt/nail
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/m-r-hunt/nail" "work/ex/beta-1.38-1/sources/1.37.0/gh/m-r-hunt/nail"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/m-r-hunt/nail'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/m-r-hunt/nail" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/m-r-hunt/nail"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/m-r-hunt/nail'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f13eb9385272c94824c81f26255c4ea05518d79
[INFO] sha for GitHub repo m-r-hunt/nail: 5f13eb9385272c94824c81f26255c4ea05518d79
[INFO] validating manifest of m-r-hunt/nail 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 m-r-hunt/nail 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 m-r-hunt/nail
[INFO] finished frobbing m-r-hunt/nail
[INFO] frobbed toml for m-r-hunt/nail written to work/ex/beta-1.38-1/sources/1.37.0/gh/m-r-hunt/nail/Cargo.toml
[INFO] started frobbing m-r-hunt/nail
[INFO] finished frobbing m-r-hunt/nail
[INFO] frobbed toml for m-r-hunt/nail written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/m-r-hunt/nail/Cargo.toml
[INFO] crate m-r-hunt/nail 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing m-r-hunt/nail 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-7/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/m-r-hunt/nail:/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] 779c08a63bcda499ac64494fddf185151ebe8b4fe0f372533eb04cc819bc0b2a
[INFO] running `"docker" "start" "-a" "779c08a63bcda499ac64494fddf185151ebe8b4fe0f372533eb04cc819bc0b2a"`
[INFO] [stderr]    Compiling nail v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.64s
[INFO] running `"docker" "inspect" "779c08a63bcda499ac64494fddf185151ebe8b4fe0f372533eb04cc819bc0b2a"`
[INFO] running `"docker" "rm" "-f" "779c08a63bcda499ac64494fddf185151ebe8b4fe0f372533eb04cc819bc0b2a"`
[INFO] [stdout] 779c08a63bcda499ac64494fddf185151ebe8b4fe0f372533eb04cc819bc0b2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/m-r-hunt/nail:/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] 9baf058c692c1ebba72cf49d31e3e031e532681a4cf41d6b2dfdefd08cf692c1
[INFO] running `"docker" "start" "-a" "9baf058c692c1ebba72cf49d31e3e031e532681a4cf41d6b2dfdefd08cf692c1"`
[INFO] [stderr]    Compiling nail v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `"docker" "inspect" "9baf058c692c1ebba72cf49d31e3e031e532681a4cf41d6b2dfdefd08cf692c1"`
[INFO] running `"docker" "rm" "-f" "9baf058c692c1ebba72cf49d31e3e031e532681a4cf41d6b2dfdefd08cf692c1"`
[INFO] [stdout] 9baf058c692c1ebba72cf49d31e3e031e532681a4cf41d6b2dfdefd08cf692c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/m-r-hunt/nail:/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] 91c6739f2d5eb49b7206deacc518584ea308cebdf7f3c58f52e608b08474ca69
[INFO] running `"docker" "start" "-a" "91c6739f2d5eb49b7206deacc518584ea308cebdf7f3c58f52e608b08474ca69"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nail-110c5767330b6c58
[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]      Running /opt/crater/target/debug/deps/nailc-650babc6705083c3
[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 nail
[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" "91c6739f2d5eb49b7206deacc518584ea308cebdf7f3c58f52e608b08474ca69"`
[INFO] running `"docker" "rm" "-f" "91c6739f2d5eb49b7206deacc518584ea308cebdf7f3c58f52e608b08474ca69"`
[INFO] [stdout] 91c6739f2d5eb49b7206deacc518584ea308cebdf7f3c58f52e608b08474ca69