[INFO] updating cached repository savish/rcomm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/savish/rcomm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/savish/rcomm" "work/ex/beta-1.37-6/sources/1.36.0/gh/savish/rcomm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/savish/rcomm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/savish/rcomm" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/savish/rcomm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/savish/rcomm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7f869288f07f761d2b7161c23b8a1cd8886df6bd
[INFO] sha for GitHub repo savish/rcomm: 7f869288f07f761d2b7161c23b8a1cd8886df6bd
[INFO] validating manifest of savish/rcomm 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 savish/rcomm 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 savish/rcomm
[INFO] finished frobbing savish/rcomm
[INFO] frobbed toml for savish/rcomm written to work/ex/beta-1.37-6/sources/1.36.0/gh/savish/rcomm/Cargo.toml
[INFO] started frobbing savish/rcomm
[INFO] finished frobbing savish/rcomm
[INFO] frobbed toml for savish/rcomm written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/savish/rcomm/Cargo.toml
[INFO] crate savish/rcomm 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 savish/rcomm against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/savish/rcomm:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] e473260e45b7f25d701ea9910792c89386c4d874c1768b486318693129ff7687
[INFO] running `"docker" "start" "-a" "e473260e45b7f25d701ea9910792c89386c4d874c1768b486318693129ff7687"`
[INFO] [stderr]    Compiling rcomm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `"docker" "inspect" "e473260e45b7f25d701ea9910792c89386c4d874c1768b486318693129ff7687"`
[INFO] running `"docker" "rm" "-f" "e473260e45b7f25d701ea9910792c89386c4d874c1768b486318693129ff7687"`
[INFO] [stdout] e473260e45b7f25d701ea9910792c89386c4d874c1768b486318693129ff7687
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/savish/rcomm:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d355bea6757ebf7ad6e890801031c9895239d51ab8e37cdcfb3fb6b041eea91d
[INFO] running `"docker" "start" "-a" "d355bea6757ebf7ad6e890801031c9895239d51ab8e37cdcfb3fb6b041eea91d"`
[INFO] [stderr]    Compiling rcomm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "d355bea6757ebf7ad6e890801031c9895239d51ab8e37cdcfb3fb6b041eea91d"`
[INFO] running `"docker" "rm" "-f" "d355bea6757ebf7ad6e890801031c9895239d51ab8e37cdcfb3fb6b041eea91d"`
[INFO] [stdout] d355bea6757ebf7ad6e890801031c9895239d51ab8e37cdcfb3fb6b041eea91d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/savish/rcomm:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 69e3e8c65472fc530811334c65c84b126d9f532854c52d46c5644746c77058f5
[INFO] running `"docker" "start" "-a" "69e3e8c65472fc530811334c65c84b126d9f532854c52d46c5644746c77058f5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rcomm-837b0cbd3abfe04c
[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/rcomm-5089a68e809634b9
[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 rcomm
[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" "69e3e8c65472fc530811334c65c84b126d9f532854c52d46c5644746c77058f5"`
[INFO] running `"docker" "rm" "-f" "69e3e8c65472fc530811334c65c84b126d9f532854c52d46c5644746c77058f5"`
[INFO] [stdout] 69e3e8c65472fc530811334c65c84b126d9f532854c52d46c5644746c77058f5