[INFO] updating cached repository michaelklishin/mrmm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/michaelklishin/mrmm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/michaelklishin/mrmm" "work/ex/beta-1.37-6/sources/1.36.0/gh/michaelklishin/mrmm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/michaelklishin/mrmm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/michaelklishin/mrmm" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michaelklishin/mrmm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michaelklishin/mrmm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 421456390e25c8aae0601272990d88f0eca05171
[INFO] sha for GitHub repo michaelklishin/mrmm: 421456390e25c8aae0601272990d88f0eca05171
[INFO] validating manifest of michaelklishin/mrmm on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of michaelklishin/mrmm on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing michaelklishin/mrmm
[INFO] removed workspace from michaelklishin/mrmm
[INFO] finished frobbing michaelklishin/mrmm
[INFO] frobbed toml for michaelklishin/mrmm written to work/ex/beta-1.37-6/sources/1.36.0/gh/michaelklishin/mrmm/Cargo.toml
[INFO] started frobbing michaelklishin/mrmm
[INFO] removed workspace from michaelklishin/mrmm
[INFO] finished frobbing michaelklishin/mrmm
[INFO] frobbed toml for michaelklishin/mrmm written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michaelklishin/mrmm/Cargo.toml
[INFO] crate michaelklishin/mrmm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing michaelklishin/mrmm against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michaelklishin/mrmm:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 2e7ff9029906ac34b4548e646e90cbc81b49dd36898aa584a557ecb19c6a2a4d
[INFO] running `"docker" "start" "-a" "2e7ff9029906ac34b4548e646e90cbc81b49dd36898aa584a557ecb19c6a2a4d"`
[INFO] [stderr]    Compiling encoding_rs v0.8.15
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling hyper v0.12.23
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.9
[INFO] [stderr]    Compiling gh v0.2.0 (https://github.com/michaelklishin/gh-rs.git#5217ba9b)
[INFO] [stderr]    Compiling mrmm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.01s
[INFO] running `"docker" "inspect" "2e7ff9029906ac34b4548e646e90cbc81b49dd36898aa584a557ecb19c6a2a4d"`
[INFO] running `"docker" "rm" "-f" "2e7ff9029906ac34b4548e646e90cbc81b49dd36898aa584a557ecb19c6a2a4d"`
[INFO] [stdout] 2e7ff9029906ac34b4548e646e90cbc81b49dd36898aa584a557ecb19c6a2a4d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michaelklishin/mrmm:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] a2d105cacc7107e95823f4b1fd4b6dfd74e56f410abe931859e1d112ceb7dbef
[INFO] running `"docker" "start" "-a" "a2d105cacc7107e95823f4b1fd4b6dfd74e56f410abe931859e1d112ceb7dbef"`
[INFO] [stderr]    Compiling mrmm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `"docker" "inspect" "a2d105cacc7107e95823f4b1fd4b6dfd74e56f410abe931859e1d112ceb7dbef"`
[INFO] running `"docker" "rm" "-f" "a2d105cacc7107e95823f4b1fd4b6dfd74e56f410abe931859e1d112ceb7dbef"`
[INFO] [stdout] a2d105cacc7107e95823f4b1fd4b6dfd74e56f410abe931859e1d112ceb7dbef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michaelklishin/mrmm:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 3d088b898888fedd0e87d29c19a67a0a3ff427ebd11bdf1c86a9dc5bd32dd1e1
[INFO] running `"docker" "start" "-a" "3d088b898888fedd0e87d29c19a67a0a3ff427ebd11bdf1c86a9dc5bd32dd1e1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mrmm-05d698e5a354ce98
[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" "3d088b898888fedd0e87d29c19a67a0a3ff427ebd11bdf1c86a9dc5bd32dd1e1"`
[INFO] running `"docker" "rm" "-f" "3d088b898888fedd0e87d29c19a67a0a3ff427ebd11bdf1c86a9dc5bd32dd1e1"`
[INFO] [stdout] 3d088b898888fedd0e87d29c19a67a0a3ff427ebd11bdf1c86a9dc5bd32dd1e1