[INFO] updating cached repository tryone144/wemux-login
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tryone144/wemux-login
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tryone144/wemux-login" "work/ex/beta-1.37-6/sources/1.36.0/gh/tryone144/wemux-login"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/tryone144/wemux-login'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tryone144/wemux-login" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tryone144/wemux-login"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tryone144/wemux-login'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 972bafbdaf48f19b74aa570b8ea086fcd02a28b7
[INFO] sha for GitHub repo tryone144/wemux-login: 972bafbdaf48f19b74aa570b8ea086fcd02a28b7
[INFO] validating manifest of tryone144/wemux-login 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 tryone144/wemux-login 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 tryone144/wemux-login
[INFO] finished frobbing tryone144/wemux-login
[INFO] frobbed toml for tryone144/wemux-login written to work/ex/beta-1.37-6/sources/1.36.0/gh/tryone144/wemux-login/Cargo.toml
[INFO] started frobbing tryone144/wemux-login
[INFO] finished frobbing tryone144/wemux-login
[INFO] frobbed toml for tryone144/wemux-login written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tryone144/wemux-login/Cargo.toml
[INFO] crate tryone144/wemux-login 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 tryone144/wemux-login 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-0/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/tryone144/wemux-login:/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] ac78c2c2036f176b9a2ceea412f26c71be43698f11a154de7bf5bfe0c624c63f
[INFO] running `"docker" "start" "-a" "ac78c2c2036f176b9a2ceea412f26c71be43698f11a154de7bf5bfe0c624c63f"`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.6
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling wemux-login v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wemux.rs:140:17
[INFO] [stderr]     |
[INFO] [stderr] 140 |             let mut child = new_command(false)
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wemux.rs:149:17
[INFO] [stderr]     |
[INFO] [stderr] 149 |             let mut child = new_command(false)
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.02s
[INFO] running `"docker" "inspect" "ac78c2c2036f176b9a2ceea412f26c71be43698f11a154de7bf5bfe0c624c63f"`
[INFO] running `"docker" "rm" "-f" "ac78c2c2036f176b9a2ceea412f26c71be43698f11a154de7bf5bfe0c624c63f"`
[INFO] [stdout] ac78c2c2036f176b9a2ceea412f26c71be43698f11a154de7bf5bfe0c624c63f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/tryone144/wemux-login:/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] 486d409eca61847c7345be20016ecdeb00e41d4975cf682dd9d08d0904094e73
[INFO] running `"docker" "start" "-a" "486d409eca61847c7345be20016ecdeb00e41d4975cf682dd9d08d0904094e73"`
[INFO] [stderr]    Compiling wemux-login v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wemux.rs:140:17
[INFO] [stderr]     |
[INFO] [stderr] 140 |             let mut child = new_command(false)
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wemux.rs:149:17
[INFO] [stderr]     |
[INFO] [stderr] 149 |             let mut child = new_command(false)
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "486d409eca61847c7345be20016ecdeb00e41d4975cf682dd9d08d0904094e73"`
[INFO] running `"docker" "rm" "-f" "486d409eca61847c7345be20016ecdeb00e41d4975cf682dd9d08d0904094e73"`
[INFO] [stdout] 486d409eca61847c7345be20016ecdeb00e41d4975cf682dd9d08d0904094e73
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/tryone144/wemux-login:/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] de9633880158213e2df6c5a1e29977a9ca1a526aa8540f4c0aaa0ded8020a8b8
[INFO] running `"docker" "start" "-a" "de9633880158213e2df6c5a1e29977a9ca1a526aa8540f4c0aaa0ded8020a8b8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wemux_login-b5267dfefff21148
[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" "de9633880158213e2df6c5a1e29977a9ca1a526aa8540f4c0aaa0ded8020a8b8"`
[INFO] running `"docker" "rm" "-f" "de9633880158213e2df6c5a1e29977a9ca1a526aa8540f4c0aaa0ded8020a8b8"`
[INFO] [stdout] de9633880158213e2df6c5a1e29977a9ca1a526aa8540f4c0aaa0ded8020a8b8