[INFO] updating cached repository https://github.com/wdv4758h/wesers
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 822c88111d9a0f16639468039be93e9cb5bc19bc
[INFO] testing wdv4758h/wesers against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwdv4758h%2Fwesers" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wdv4758h/wesers on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/wdv4758h/wesers
[INFO] finished tweaking git repo https://github.com/wdv4758h/wesers
[INFO] tweaked toml for git repo https://github.com/wdv4758h/wesers written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/wdv4758h/wesers already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] e0ad18cf88931727de1afc47d7c0c22f832c0928d0e13de25084772a6a80bd89
[INFO] running `"docker" "start" "-a" "e0ad18cf88931727de1afc47d7c0c22f832c0928d0e13de25084772a6a80bd89"`
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling traitobject v0.0.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling httparse v1.2.1
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling unicode-width v0.1.3
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling unicode-segmentation v0.1.3
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling sequence_trie v0.0.13
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling unicode-bidi v0.2.3
[INFO] [stderr]    Compiling unsafe-any v0.4.1
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.2.2
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling num_cpus v1.2.0
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling clap v2.19.2
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling url v1.2.3
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling mustache v0.8.0
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling hyper v0.9.13
[INFO] [stderr]    Compiling iron v0.4.0
[INFO] [stderr]    Compiling mount v0.2.1
[INFO] [stderr]    Compiling logger v0.2.0
[INFO] [stderr]    Compiling staticfile v0.3.1
[INFO] [stderr]    Compiling wesers v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(stmt_expr_attributes)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/handler.rs:148:48
[INFO] [stderr]     |
[INFO] [stderr] 148 | ...                   .trim_right_matches('/'));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `wesers`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e0ad18cf88931727de1afc47d7c0c22f832c0928d0e13de25084772a6a80bd89"`
[INFO] running `"docker" "rm" "-f" "e0ad18cf88931727de1afc47d7c0c22f832c0928d0e13de25084772a6a80bd89"`
[INFO] [stdout] e0ad18cf88931727de1afc47d7c0c22f832c0928d0e13de25084772a6a80bd89