[INFO] cloning repository https://github.com/Vengarioth/hydron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vengarioth/hydron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVengarioth%2Fhydron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVengarioth%2Fhydron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d454d499276d1259751b101ae76661db9cd07c54
[INFO] checking Vengarioth/hydron against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVengarioth%2Fhydron" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vengarioth/hydron on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vengarioth/hydron
[INFO] finished tweaking git repo https://github.com/Vengarioth/hydron
[INFO] tweaked toml for git repo https://github.com/Vengarioth/hydron written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Vengarioth/hydron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-sys v0.20.10
[INFO] [stderr]   Downloaded wayland-scanner v0.20.10
[INFO] [stderr]   Downloaded libloading v0.5.0
[INFO] [stderr]   Downloaded wayland-commons v0.20.10
[INFO] [stderr]   Downloaded cfg-if v0.1.4
[INFO] [stderr]   Downloaded cgl v0.2.2
[INFO] [stderr]   Downloaded owning_ref v0.3.3
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.0
[INFO] [stderr]   Downloaded cc v1.0.18
[INFO] [stderr]   Downloaded core-foundation v0.6.1
[INFO] [stderr]   Downloaded num-traits v0.2.5
[INFO] [stderr]   Downloaded cocoa v0.15.0
[INFO] [stderr]   Downloaded glutin v0.17.0
[INFO] [stderr]   Downloaded nix v0.11.0
[INFO] [stderr]   Downloaded wayland-protocols v0.20.10
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.2.5
[INFO] [stderr]   Downloaded nom v4.0.0
[INFO] [stderr]   Downloaded gleam v0.5.1
[INFO] [stderr]   Downloaded core-graphics v0.14.0
[INFO] [stderr]   Downloaded objc v0.2.3
[INFO] [stderr]   Downloaded lock_api v0.1.3
[INFO] [stderr]   Downloaded parking_lot v0.6.2
[INFO] [stderr]   Downloaded downcast-rs v1.0.3
[INFO] [stderr]   Downloaded winit v0.16.2
[INFO] [stderr]   Downloaded log v0.4.3
[INFO] [stderr]   Downloaded smallvec v0.6.2
[INFO] [stderr]   Downloaded tempfile v3.0.2
[INFO] [stderr]   Downloaded x11-dl v2.18.0
[INFO] [stderr]   Downloaded wayland-client v0.20.10
[INFO] [stderr]   Downloaded core-foundation-sys v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45afb9210898783b4995638b4d95eb468521a75fd0a9de8c9aec55cfb2357604
[INFO] running `Command { std: "docker" "start" "-a" "45afb9210898783b4995638b4d95eb468521a75fd0a9de8c9aec55cfb2357604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45afb9210898783b4995638b4d95eb468521a75fd0a9de8c9aec55cfb2357604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45afb9210898783b4995638b4d95eb468521a75fd0a9de8c9aec55cfb2357604", kill_on_drop: false }`
[INFO] [stdout] 45afb9210898783b4995638b4d95eb468521a75fd0a9de8c9aec55cfb2357604
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d5c9d9787fe7518e3e07987c1789d3e9ef89d38ddd59f5a415f8d7964cb87c2
[INFO] running `Command { std: "docker" "start" "-a" "6d5c9d9787fe7518e3e07987c1789d3e9ef89d38ddd59f5a415f8d7964cb87c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling wayland-scanner v0.20.10
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking smallvec v0.6.2
[INFO] [stderr]    Compiling x11-dl v2.18.0
[INFO] [stderr]     Checking tempfile v3.0.2
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking hydron-ui v0.1.0 (/opt/rustwide/workdir/hydron-ui)
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking proc-macro2 v0.4.6
[INFO] [stdout] error[E0635]: unknown feature `vec_remove_item`
[INFO] [stdout]  --> hydron-ui/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(vec_remove_item)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stdout] error[E0635]: unknown feature `vec_remove_item`
[INFO] [stdout]  --> hydron-ui/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(vec_remove_item)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `remove_item` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]    --> hydron-ui/src/surface.rs:202:45
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 self.children[parent_index].remove_item(&index);
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `remove` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 self.children[parent_index].remove(&index);
[INFO] [stdout]     |                                             ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hydron-ui` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `remove_item` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]    --> hydron-ui/src/surface.rs:202:45
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 self.children[parent_index].remove_item(&index);
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `remove` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 self.children[parent_index].remove(&index);
[INFO] [stdout]     |                                             ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hydron-ui` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "6d5c9d9787fe7518e3e07987c1789d3e9ef89d38ddd59f5a415f8d7964cb87c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5c9d9787fe7518e3e07987c1789d3e9ef89d38ddd59f5a415f8d7964cb87c2", kill_on_drop: false }`
[INFO] [stdout] 6d5c9d9787fe7518e3e07987c1789d3e9ef89d38ddd59f5a415f8d7964cb87c2