[INFO] updating cached repository https://github.com/selaux/qrcode-wasm
[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] 039bd30b169dcac99af3dc6509ca29e6ea0efc89
[INFO] testing selaux/qrcode-wasm against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselaux%2Fqrcode-wasm" "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/selaux/qrcode-wasm 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/selaux/qrcode-wasm
[INFO] finished tweaking git repo https://github.com/selaux/qrcode-wasm
[INFO] tweaked toml for git repo https://github.com/selaux/qrcode-wasm written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/selaux/qrcode-wasm 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] 2073c02316ca55359dc9abd6bd9abc03baf2d7599de7ce56248ea3e7f6c8f5e1
[INFO] running `"docker" "start" "-a" "2073c02316ca55359dc9abd6bd9abc03baf2d7599de7ce56248ea3e7f6c8f5e1"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen v0.2.29
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling dbscan v0.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling rusttype v0.7.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling weedle v0.8.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.29
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling ruukh-codegen v0.0.3
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.23
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling js-sys v0.3.6
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.6
[INFO] [stderr]    Compiling web-sys v0.3.6 (https://github.com/selaux/wasm-bindgen.git?rev=integration#c1f9003e)
[INFO] [stderr]    Compiling imageproc v0.17.0
[INFO] [stderr]    Compiling qrende v0.1.0 (https://github.com/selaux/qrende.git#5b129ec5)
[INFO] [stderr]    Compiling ruukh v0.0.3
[INFO] [stderr]    Compiling qrcode-wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(proc_macro_hygiene, decl_macro)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:113:19
[INFO] [stderr]     |
[INFO] [stderr] 113 |         }) as Box<Fn()>);
[INFO] [stderr]     |                   ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` 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 `qrcode-wasm`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2073c02316ca55359dc9abd6bd9abc03baf2d7599de7ce56248ea3e7f6c8f5e1"`
[INFO] running `"docker" "rm" "-f" "2073c02316ca55359dc9abd6bd9abc03baf2d7599de7ce56248ea3e7f6c8f5e1"`
[INFO] [stdout] 2073c02316ca55359dc9abd6bd9abc03baf2d7599de7ce56248ea3e7f6c8f5e1