[INFO] fetching crate rgb-emu 0.1.0...
[INFO] checking rgb-emu-0.1.0 against try#f6d7c613ae2d161ff37dbc63cc5abd809c878597 for pr-83850
[INFO] extracting crate rgb-emu 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rgb-emu 0.1.0 on toolchain f6d7c613ae2d161ff37dbc63cc5abd809c878597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rgb-emu 0.1.0
[INFO] finished tweaking crates.io crate rgb-emu 0.1.0
[INFO] tweaked toml for crates.io crate rgb-emu 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate rgb-emu 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83dc1effe00acf2d481dc18274f6f0523eabc0027be4ddd6fdf287366cf4d1e9
[INFO] running `Command { std: "docker" "start" "-a" "83dc1effe00acf2d481dc18274f6f0523eabc0027be4ddd6fdf287366cf4d1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83dc1effe00acf2d481dc18274f6f0523eabc0027be4ddd6fdf287366cf4d1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83dc1effe00acf2d481dc18274f6f0523eabc0027be4ddd6fdf287366cf4d1e9", kill_on_drop: false }`
[INFO] [stdout] 83dc1effe00acf2d481dc18274f6f0523eabc0027be4ddd6fdf287366cf4d1e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f407223258e76226c39c61a7c60259a40ee04d685d9b2e300ab8a7aed40deef6
[INFO] running `Command { std: "docker" "start" "-a" "f407223258e76226c39c61a7c60259a40ee04d685d9b2e300ab8a7aed40deef6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wayland-scanner-0.23.6/src/lib.rs:139:32
[INFO] [stdout]      |
[INFO] [stdout] 139  |             if events.contains(&(&interface.name, &event.name)) {
[INFO] [stdout]      |                       -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `str`, found struct `String`
[INFO] [stdout]      |                       |
[INFO] [stdout]      |                       arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected reference `&(&str, &str)`
[INFO] [stdout]                 found reference `&(&String, &String)`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wayland-scanner-0.23.6/src/lib.rs:192:32
[INFO] [stdout]      |
[INFO] [stdout] 192  |             if events.contains(&(&interface.name, &event.name)) {
[INFO] [stdout]      |                       -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `str`, found struct `String`
[INFO] [stdout]      |                       |
[INFO] [stdout]      |                       arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected reference `&(&str, &str)`
[INFO] [stdout]                 found reference `&(&String, &String)`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr] error: could not compile `wayland-scanner` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f407223258e76226c39c61a7c60259a40ee04d685d9b2e300ab8a7aed40deef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f407223258e76226c39c61a7c60259a40ee04d685d9b2e300ab8a7aed40deef6", kill_on_drop: false }`
[INFO] [stdout] f407223258e76226c39c61a7c60259a40ee04d685d9b2e300ab8a7aed40deef6