[INFO] cloning repository https://github.com/Ryan1729/stru
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ryan1729/stru" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyan1729%2Fstru", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyan1729%2Fstru'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90178bbfabd23bf881b8fcd1ebbd8d85d57ae793
[INFO] testing Ryan1729/stru against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyan1729%2Fstru" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ryan1729/stru on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ryan1729/stru
[INFO] finished tweaking git repo https://github.com/Ryan1729/stru
[INFO] tweaked toml for git repo https://github.com/Ryan1729/stru written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/Ryan1729/stru already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b81cdfe0dc76420b0ef5721ad9d12de860edf5a6497ee53c70dd7ef78eae3eb8
[INFO] running `Command { std: "docker" "start" "-a" "b81cdfe0dc76420b0ef5721ad9d12de860edf5a6497ee53c70dd7ef78eae3eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b81cdfe0dc76420b0ef5721ad9d12de860edf5a6497ee53c70dd7ef78eae3eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81cdfe0dc76420b0ef5721ad9d12de860edf5a6497ee53c70dd7ef78eae3eb8", kill_on_drop: false }`
[INFO] [stdout] b81cdfe0dc76420b0ef5721ad9d12de860edf5a6497ee53c70dd7ef78eae3eb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cf06869ae01a49e75db286f70a0a47f7d5c9885c7f4b0f6e133de0b2c15913e
[INFO] running `Command { std: "docker" "start" "-a" "2cf06869ae01a49e75db286f70a0a47f7d5c9885c7f4b0f6e133de0b2c15913e", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.7.2
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling cmake v0.1.21
[INFO] [stderr]    Compiling errno v0.2.3
[INFO] [stderr]    Compiling metadeps v1.1.1
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.2
[INFO] [stderr]    Compiling stru v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling expat-sys v2.1.4
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.3
[INFO] [stderr]    Compiling x11 v2.12.1
[INFO] [stderr]    Compiling servo-fontconfig v0.2.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(link_args)]
[INFO] [stdout]   |            ^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of using `-C link-arg=ARG` on command line, which is available from cargo build scripts with `cargo:rustc-link-arg` now
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `link_args` in this scope
[INFO] [stdout]    --> src/main.rs:305:3
[INFO] [stdout]     |
[INFO] [stdout] 305 | #[link_args = "-L/usr/lib -lc -L/usr/X11R6/lib -lm -lrt -lX11 -lutil -lXft -lfontconfig -lfreetype"]
[INFO] [stdout]     |   ^^^^^^^^^ help: a built-in attribute with a similar name exists: `linkage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `x11::keysym::*`
[INFO] [stdout]  --> src/config.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use x11::keysym::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![warn(unused_imports)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `xlib::Button2`
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use xlib::Button2;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stru` due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2cf06869ae01a49e75db286f70a0a47f7d5c9885c7f4b0f6e133de0b2c15913e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf06869ae01a49e75db286f70a0a47f7d5c9885c7f4b0f6e133de0b2c15913e", kill_on_drop: false }`
[INFO] [stdout] 2cf06869ae01a49e75db286f70a0a47f7d5c9885c7f4b0f6e133de0b2c15913e