[INFO] cloning repository xitep/monchan
[INFO] running `"git" "clone" "--bare" "git://github.com/xitep/monchan.git" "work/cache/sources/gh/xitep/monchan"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/xitep/monchan'...
[INFO] running `"git" "clone" "work/cache/sources/gh/xitep/monchan" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/xitep/monchan"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/xitep/monchan'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/xitep/monchan" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/xitep/monchan"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/xitep/monchan'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1ca26d9f7adaf87e24b08a6886eb494e1b9d1843
[INFO] sha for GitHub repo xitep/monchan: 1ca26d9f7adaf87e24b08a6886eb494e1b9d1843
[INFO] validating manifest of xitep/monchan on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xitep/monchan on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xitep/monchan
[INFO] finished frobbing xitep/monchan
[INFO] frobbed toml for xitep/monchan written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/xitep/monchan/Cargo.toml
[INFO] started frobbing xitep/monchan
[INFO] finished frobbing xitep/monchan
[INFO] frobbed toml for xitep/monchan written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/xitep/monchan/Cargo.toml
[INFO] crate xitep/monchan already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking xitep/monchan against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-0/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/xitep/monchan:/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=forbid" "-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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 78b69d4187c17890011b0e2471ed940fb1bbcd64e9fd673b8dfae52e79a61b8c
[INFO] running `"docker" "start" "-a" "78b69d4187c17890011b0e2471ed940fb1bbcd64e9fd673b8dfae52e79a61b8c"`
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]    Compiling openssl v0.9.11
[INFO] [stderr]     Checking foreign-types v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking ref_slice v1.1.1
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking getopts v0.2.14
[INFO] [stderr]     Checking crc v1.4.0
[INFO] [stderr]     Checking snap v0.2.1
[INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33
[INFO] [stderr]      |
[INFO] [stderr] 955  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 959  |         state = match (state, whitespace, limit) {
[INFO] [stderr]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 1008 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]      |                                 ^ use of borrowed `state`
[INFO] [stderr] 1009 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stderr]      |         ------- borrow later used here
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]      = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]      = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking num-complex v0.1.37
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling openssl-sys v0.9.11
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking num-bigint v0.1.37
[INFO] [stderr]     Checking twox-hash v1.1.0
[INFO] [stderr]     Checking num-rational v0.1.36
[INFO] [stderr]     Checking flate2 v0.2.19
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr]     Checking env_logger v0.4.2
[INFO] [stderr]     Checking kafka v0.5.0 (https://github.com/spicavigo/kafka-rust.git#abfba8af)
[INFO] [stderr]     Checking monchan v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `ToOwned` is imported redundantly
[INFO] [stderr]    --> src/main.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |     use std::borrow::ToOwned;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `ToOwned` is imported redundantly
[INFO] [stderr]    --> src/main.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |     use std::borrow::ToOwned;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:27:30
[INFO] [stderr]    |
[INFO] [stderr] 27 |             println!("{}", e.trim_right());
[INFO] [stderr]    |                              ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:27:30
[INFO] [stderr]    |
[INFO] [stderr] 27 |             println!("{}", e.trim_right());
[INFO] [stderr]    |                              ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.18s
[INFO] running `"docker" "inspect" "78b69d4187c17890011b0e2471ed940fb1bbcd64e9fd673b8dfae52e79a61b8c"`
[INFO] running `"docker" "rm" "-f" "78b69d4187c17890011b0e2471ed940fb1bbcd64e9fd673b8dfae52e79a61b8c"`
[INFO] [stdout] 78b69d4187c17890011b0e2471ed940fb1bbcd64e9fd673b8dfae52e79a61b8c