[INFO] updating cached repository shockham/cuo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shockham/cuo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shockham/cuo" "work/ex/beta-1.38-1/sources/1.37.0/gh/shockham/cuo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/shockham/cuo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shockham/cuo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shockham/cuo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shockham/cuo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] de7d9a7390f927f4bd5011c7a87542cc673e7243
[INFO] sha for GitHub repo shockham/cuo: de7d9a7390f927f4bd5011c7a87542cc673e7243
[INFO] validating manifest of shockham/cuo 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 shockham/cuo 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 shockham/cuo
[INFO] finished frobbing shockham/cuo
[INFO] frobbed toml for shockham/cuo written to work/ex/beta-1.38-1/sources/1.37.0/gh/shockham/cuo/Cargo.toml
[INFO] started frobbing shockham/cuo
[INFO] finished frobbing shockham/cuo
[INFO] frobbed toml for shockham/cuo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shockham/cuo/Cargo.toml
[INFO] crate shockham/cuo 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 shockham/cuo 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-1/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/shockham/cuo:/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] b14e0261cbbcf4c28ac0b49f76860f652de54193658b4c7bdb2f7b589a097ed4
[INFO] running `"docker" "start" "-a" "b14e0261cbbcf4c28ac0b49f76860f652de54193658b4c7bdb2f7b589a097ed4"`
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling bytesize v1.0.0
[INFO] [stderr]    Compiling home v0.3.4
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.1
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling jobserver v0.1.13
[INFO] [stderr]    Compiling bstr v0.1.4
[INFO] [stderr]    Compiling sized-chunks v0.1.3
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling crypto-hash v0.3.3
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling tempfile v3.0.8
[INFO] [stderr]    Compiling globset v0.4.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_ignored v0.0.4
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling ignore v0.4.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling opener v0.3.2
[INFO] [stderr]    Compiling rustfix v0.4.5
[INFO] [stderr]    Compiling im-rc v12.3.4
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling crates-io v0.23.0
[INFO] [stderr]    Compiling git2 v0.8.0
[INFO] [stderr]    Compiling git2-curl v0.9.0
[INFO] [stderr]    Compiling cargo v0.35.0
[INFO] [stderr]    Compiling cuo v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 31s
[INFO] running `"docker" "inspect" "b14e0261cbbcf4c28ac0b49f76860f652de54193658b4c7bdb2f7b589a097ed4"`
[INFO] running `"docker" "rm" "-f" "b14e0261cbbcf4c28ac0b49f76860f652de54193658b4c7bdb2f7b589a097ed4"`
[INFO] [stdout] b14e0261cbbcf4c28ac0b49f76860f652de54193658b4c7bdb2f7b589a097ed4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/shockham/cuo:/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] b4339bad428cb5dcdc87ffe7f53dfecc2bde3fa38d18a2c50c48f7ea0f628028
[INFO] running `"docker" "start" "-a" "b4339bad428cb5dcdc87ffe7f53dfecc2bde3fa38d18a2c50c48f7ea0f628028"`
[INFO] [stderr]    Compiling cuo v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `"docker" "inspect" "b4339bad428cb5dcdc87ffe7f53dfecc2bde3fa38d18a2c50c48f7ea0f628028"`
[INFO] running `"docker" "rm" "-f" "b4339bad428cb5dcdc87ffe7f53dfecc2bde3fa38d18a2c50c48f7ea0f628028"`
[INFO] [stdout] b4339bad428cb5dcdc87ffe7f53dfecc2bde3fa38d18a2c50c48f7ea0f628028
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/shockham/cuo:/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] a8fd59b6f84c149eaf9007aa0d435fe3758bd06d54d850a3aea851417de1e946
[INFO] running `"docker" "start" "-a" "a8fd59b6f84c149eaf9007aa0d435fe3758bd06d54d850a3aea851417de1e946"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cuo-5273b1e6aef7d5f1
[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" "a8fd59b6f84c149eaf9007aa0d435fe3758bd06d54d850a3aea851417de1e946"`
[INFO] running `"docker" "rm" "-f" "a8fd59b6f84c149eaf9007aa0d435fe3758bd06d54d850a3aea851417de1e946"`
[INFO] [stdout] a8fd59b6f84c149eaf9007aa0d435fe3758bd06d54d850a3aea851417de1e946