[INFO] cloning repository https://github.com/tegansnyder/Rust-Crawler-Example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tegansnyder/Rust-Crawler-Example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftegansnyder%2FRust-Crawler-Example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftegansnyder%2FRust-Crawler-Example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4cd6d2c59f1958a0cc9a29c63cdeefad295a965
[INFO] testing tegansnyder/Rust-Crawler-Example against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftegansnyder%2FRust-Crawler-Example" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tegansnyder/Rust-Crawler-Example 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/tegansnyder/Rust-Crawler-Example
[INFO] finished tweaking git repo https://github.com/tegansnyder/Rust-Crawler-Example
[INFO] tweaked toml for git repo https://github.com/tegansnyder/Rust-Crawler-Example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tegansnyder/Rust-Crawler-Example 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] c685774b6959a9d9e65ae14deb9462859dd9c91ce0dd2d7fafa548df7ae792f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c685774b6959a9d9e65ae14deb9462859dd9c91ce0dd2d7fafa548df7ae792f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c685774b6959a9d9e65ae14deb9462859dd9c91ce0dd2d7fafa548df7ae792f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c685774b6959a9d9e65ae14deb9462859dd9c91ce0dd2d7fafa548df7ae792f2", kill_on_drop: false }`
[INFO] [stdout] c685774b6959a9d9e65ae14deb9462859dd9c91ce0dd2d7fafa548df7ae792f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 10165122eeb2ded4664fb4956dd88578604ba0148241b82f7761ddd13e70223a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "10165122eeb2ded4664fb4956dd88578604ba0148241b82f7761ddd13e70223a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.2
[INFO] [stderr]    Compiling phf_shared v0.7.7
[INFO] [stderr]    Compiling rustc-serialize v0.3.16
[INFO] [stderr]    Compiling void v0.0.5
[INFO] [stderr]    Compiling pkg-config v0.3.6
[INFO] [stderr]    Compiling gcc v0.3.19
[INFO] [stderr]    Compiling bitflags v0.3.2
[INFO] [stderr]    Compiling matches v0.1.2
[INFO] [stderr]    Compiling mac v0.0.2
[INFO] [stderr]    Compiling language-tags v0.0.7
[INFO] [stderr]    Compiling rc v0.1.1
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling bit-vec v0.4.2
[INFO] [stderr]    Compiling unicase v1.0.1
[INFO] [stderr]    Compiling httparse v1.0.0
[INFO] [stderr]    Compiling xhtmlchardet v1.0.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]    Compiling log v0.3.3
[INFO] [stderr]    Compiling num_cpus v0.2.7
[INFO] [stderr]    Compiling unreachable v0.0.2
[INFO] [stdout] error: to use a constant of type `Descriptor` in a pattern, `Descriptor` must be annotated with `#[derive(PartialEq, Eq)]`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xhtmlchardet-1.0.0/src/lib.rs:162:14
[INFO] [stdout]     |
[INFO] [stdout] 162 |         Some(UCS_4_LE) => Some("ucs-4le"),
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: to use a constant of type `Descriptor` in a pattern, `Descriptor` must be annotated with `#[derive(PartialEq, Eq)]`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xhtmlchardet-1.0.0/src/lib.rs:163:14
[INFO] [stdout]     |
[INFO] [stdout] 163 |         Some(UCS_4_BE) => Some("ucs-4be"),
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: to use a constant of type `Descriptor` in a pattern, `Descriptor` must be annotated with `#[derive(PartialEq, Eq)]`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xhtmlchardet-1.0.0/src/lib.rs:164:14
[INFO] [stdout]     |
[INFO] [stdout] 164 |         Some(UTF_16_LE) => Some("utf-16le"),
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: to use a constant of type `Descriptor` in a pattern, `Descriptor` must be annotated with `#[derive(PartialEq, Eq)]`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xhtmlchardet-1.0.0/src/lib.rs:165:14
[INFO] [stdout]     |
[INFO] [stdout] 165 |         Some(UTF_16_BE) => Some("utf-16be"),
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: to use a constant of type `Descriptor` in a pattern, `Descriptor` must be annotated with `#[derive(PartialEq, Eq)]`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xhtmlchardet-1.0.0/src/lib.rs:167:14
[INFO] [stdout]     |
[INFO] [stdout] 167 |         Some(EBCDIC) => Some("ebcdic"),
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling encoding v0.2.32
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xhtmlchardet` due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.16/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "10165122eeb2ded4664fb4956dd88578604ba0148241b82f7761ddd13e70223a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10165122eeb2ded4664fb4956dd88578604ba0148241b82f7761ddd13e70223a", kill_on_drop: false }`
[INFO] [stdout] 10165122eeb2ded4664fb4956dd88578604ba0148241b82f7761ddd13e70223a