[INFO] updating cached repository xuqingwei52hui/my-iron
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/xuqingwei52hui/my-iron
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/xuqingwei52hui/my-iron" "work/ex/beta-1.38-1/sources/1.37.0/gh/xuqingwei52hui/my-iron"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/xuqingwei52hui/my-iron'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/xuqingwei52hui/my-iron" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xuqingwei52hui/my-iron"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xuqingwei52hui/my-iron'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ea82d805547c1c670a38d1c75e145321be23eb98
[INFO] sha for GitHub repo xuqingwei52hui/my-iron: ea82d805547c1c670a38d1c75e145321be23eb98
[INFO] validating manifest of xuqingwei52hui/my-iron 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 xuqingwei52hui/my-iron 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 xuqingwei52hui/my-iron
[INFO] finished frobbing xuqingwei52hui/my-iron
[INFO] frobbed toml for xuqingwei52hui/my-iron written to work/ex/beta-1.38-1/sources/1.37.0/gh/xuqingwei52hui/my-iron/Cargo.toml
[INFO] started frobbing xuqingwei52hui/my-iron
[INFO] finished frobbing xuqingwei52hui/my-iron
[INFO] frobbed toml for xuqingwei52hui/my-iron written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xuqingwei52hui/my-iron/Cargo.toml
[INFO] crate xuqingwei52hui/my-iron 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] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xuqingwei52hui/my-iron/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[INFO] the lockfile is outdated, regenerating it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 xuqingwei52hui/my-iron 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xuqingwei52hui/my-iron:/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] ff4127827802576e6b347fcf08c13a0c7ec79631ca860b79f76170a2ee6b13ee
[INFO] running `"docker" "start" "-a" "ff4127827802576e6b347fcf08c13a0c7ec79631ca860b79f76170a2ee6b13ee"`
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling my-iron v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.97s
[INFO] running `"docker" "inspect" "ff4127827802576e6b347fcf08c13a0c7ec79631ca860b79f76170a2ee6b13ee"`
[INFO] running `"docker" "rm" "-f" "ff4127827802576e6b347fcf08c13a0c7ec79631ca860b79f76170a2ee6b13ee"`
[INFO] [stdout] ff4127827802576e6b347fcf08c13a0c7ec79631ca860b79f76170a2ee6b13ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xuqingwei52hui/my-iron:/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] 1b65e2a85405e22567ae9248ba3b8d02b415420f04f9c879bb79a9e20cd179cd
[INFO] running `"docker" "start" "-a" "1b65e2a85405e22567ae9248ba3b8d02b415420f04f9c879bb79a9e20cd179cd"`
[INFO] [stderr]    Compiling my-iron v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "1b65e2a85405e22567ae9248ba3b8d02b415420f04f9c879bb79a9e20cd179cd"`
[INFO] running `"docker" "rm" "-f" "1b65e2a85405e22567ae9248ba3b8d02b415420f04f9c879bb79a9e20cd179cd"`
[INFO] [stdout] 1b65e2a85405e22567ae9248ba3b8d02b415420f04f9c879bb79a9e20cd179cd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xuqingwei52hui/my-iron:/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] 1b21b4c32d0d9eb9338454efdc443793ed1ad5a7bbc9d5e5eb3c14975ada8783
[INFO] running `"docker" "start" "-a" "1b21b4c32d0d9eb9338454efdc443793ed1ad5a7bbc9d5e5eb3c14975ada8783"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/my_iron-b873434a8dc556c6
[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" "1b21b4c32d0d9eb9338454efdc443793ed1ad5a7bbc9d5e5eb3c14975ada8783"`
[INFO] running `"docker" "rm" "-f" "1b21b4c32d0d9eb9338454efdc443793ed1ad5a7bbc9d5e5eb3c14975ada8783"`
[INFO] [stdout] 1b21b4c32d0d9eb9338454efdc443793ed1ad5a7bbc9d5e5eb3c14975ada8783