[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-1.38-1/sources/1.37.0/gh/savish/rcomm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/savish/rcomm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/savish/rcomm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/savish/rcomm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of savish/rcomm 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 savish/rcomm
[INFO] finished frobbing savish/rcomm
[INFO] frobbed toml for savish/rcomm written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 savish/rcomm 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-5/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/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 9d82d9fd9731c887d8b1dcf77419e2c43f484121985b06111684f2e31ba3a757
[INFO] running `"docker" "start" "-a" "9d82d9fd9731c887d8b1dcf77419e2c43f484121985b06111684f2e31ba3a757"`
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling rcomm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.03s
[INFO] running `"docker" "inspect" "9d82d9fd9731c887d8b1dcf77419e2c43f484121985b06111684f2e31ba3a757"`
[INFO] running `"docker" "rm" "-f" "9d82d9fd9731c887d8b1dcf77419e2c43f484121985b06111684f2e31ba3a757"`
[INFO] [stdout] 9d82d9fd9731c887d8b1dcf77419e2c43f484121985b06111684f2e31ba3a757
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1e33c4e49506d702cc465b7b252d140717b0993a6c7fede197aee344c6d68d5d
[INFO] running `"docker" "start" "-a" "1e33c4e49506d702cc465b7b252d140717b0993a6c7fede197aee344c6d68d5d"`
[INFO] [stderr]    Compiling rcomm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "1e33c4e49506d702cc465b7b252d140717b0993a6c7fede197aee344c6d68d5d"`
[INFO] running `"docker" "rm" "-f" "1e33c4e49506d702cc465b7b252d140717b0993a6c7fede197aee344c6d68d5d"`
[INFO] [stdout] 1e33c4e49506d702cc465b7b252d140717b0993a6c7fede197aee344c6d68d5d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] fc1c8250c8f865a0058f8cd0fe7897a0b5119349b8aa363ec11d3df90281dae0
[INFO] running `"docker" "start" "-a" "fc1c8250c8f865a0058f8cd0fe7897a0b5119349b8aa363ec11d3df90281dae0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rcomm-91b5e0a42e4464ae
[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-cdb599668876257b
[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" "fc1c8250c8f865a0058f8cd0fe7897a0b5119349b8aa363ec11d3df90281dae0"`
[INFO] running `"docker" "rm" "-f" "fc1c8250c8f865a0058f8cd0fe7897a0b5119349b8aa363ec11d3df90281dae0"`
[INFO] [stdout] fc1c8250c8f865a0058f8cd0fe7897a0b5119349b8aa363ec11d3df90281dae0