[INFO] updating cached repository seanchen1991/listrank
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/seanchen1991/listrank
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/seanchen1991/listrank" "work/ex/beta-1.38-1/sources/1.37.0/gh/seanchen1991/listrank"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/seanchen1991/listrank'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/seanchen1991/listrank" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/seanchen1991/listrank"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/seanchen1991/listrank'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b398135fe621c4b9e178e31e439bd0620a23ebc2
[INFO] sha for GitHub repo seanchen1991/listrank: b398135fe621c4b9e178e31e439bd0620a23ebc2
[INFO] validating manifest of seanchen1991/listrank 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 seanchen1991/listrank 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 seanchen1991/listrank
[INFO] finished frobbing seanchen1991/listrank
[INFO] frobbed toml for seanchen1991/listrank written to work/ex/beta-1.38-1/sources/1.37.0/gh/seanchen1991/listrank/Cargo.toml
[INFO] started frobbing seanchen1991/listrank
[INFO] finished frobbing seanchen1991/listrank
[INFO] frobbed toml for seanchen1991/listrank written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/seanchen1991/listrank/Cargo.toml
[INFO] crate seanchen1991/listrank 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 seanchen1991/listrank 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/seanchen1991/listrank:/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] ee8326f4cdfe0b78657b4329aba0d61f66170c5e2e68504f464681c11a4c6b3d
[INFO] running `"docker" "start" "-a" "ee8326f4cdfe0b78657b4329aba0d61f66170c5e2e68504f464681c11a4c6b3d"`
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling listrank v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.92s
[INFO] running `"docker" "inspect" "ee8326f4cdfe0b78657b4329aba0d61f66170c5e2e68504f464681c11a4c6b3d"`
[INFO] running `"docker" "rm" "-f" "ee8326f4cdfe0b78657b4329aba0d61f66170c5e2e68504f464681c11a4c6b3d"`
[INFO] [stdout] ee8326f4cdfe0b78657b4329aba0d61f66170c5e2e68504f464681c11a4c6b3d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/seanchen1991/listrank:/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] 865fba82403972eadd9b7e7c82b236a37454a06fa2979d2b95cf77df2c62d4d1
[INFO] running `"docker" "start" "-a" "865fba82403972eadd9b7e7c82b236a37454a06fa2979d2b95cf77df2c62d4d1"`
[INFO] [stderr]    Compiling listrank v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "865fba82403972eadd9b7e7c82b236a37454a06fa2979d2b95cf77df2c62d4d1"`
[INFO] running `"docker" "rm" "-f" "865fba82403972eadd9b7e7c82b236a37454a06fa2979d2b95cf77df2c62d4d1"`
[INFO] [stdout] 865fba82403972eadd9b7e7c82b236a37454a06fa2979d2b95cf77df2c62d4d1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/seanchen1991/listrank:/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] 74ad98b19f80419864ac5c40a999200c17c3db4c90219e88b4abc1653b5cab74
[INFO] running `"docker" "start" "-a" "74ad98b19f80419864ac5c40a999200c17c3db4c90219e88b4abc1653b5cab74"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/listrank-7dd8525f802f8847
[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 listrank
[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" "74ad98b19f80419864ac5c40a999200c17c3db4c90219e88b4abc1653b5cab74"`
[INFO] running `"docker" "rm" "-f" "74ad98b19f80419864ac5c40a999200c17c3db4c90219e88b4abc1653b5cab74"`
[INFO] [stdout] 74ad98b19f80419864ac5c40a999200c17c3db4c90219e88b4abc1653b5cab74