[INFO] cloning repository https://github.com/jackwillis/font-metrics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackwillis/font-metrics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackwillis%2Ffont-metrics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackwillis%2Ffont-metrics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c24318bffa11feeb118b379eca016471bb5633a5
[INFO] testing jackwillis/font-metrics against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackwillis%2Ffont-metrics" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jackwillis/font-metrics on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jackwillis/font-metrics
[INFO] finished tweaking git repo https://github.com/jackwillis/font-metrics
[INFO] tweaked toml for git repo https://github.com/jackwillis/font-metrics written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jackwillis/font-metrics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a642d2523879ca58d438dc7a58520f7e4fd313e4f5e5d5af04cefc0f5d280f10
[INFO] running `Command { std: "docker" "start" "-a" "a642d2523879ca58d438dc7a58520f7e4fd313e4f5e5d5af04cefc0f5d280f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a642d2523879ca58d438dc7a58520f7e4fd313e4f5e5d5af04cefc0f5d280f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a642d2523879ca58d438dc7a58520f7e4fd313e4f5e5d5af04cefc0f5d280f10", kill_on_drop: false }`
[INFO] [stdout] a642d2523879ca58d438dc7a58520f7e4fd313e4f5e5d5af04cefc0f5d280f10
[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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8a6fd596e4429ef8815ec5c25ecd98054a14fec37b690e9c7a98770147a9f83
[INFO] running `Command { std: "docker" "start" "-a" "d8a6fd596e4429ef8815ec5c25ecd98054a14fec37b690e9c7a98770147a9f83", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling pom v1.1.0
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling postscript v0.11.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling adobe-cmap-parser v0.3.2
[INFO] [stderr]    Compiling type1-encoding-parser v0.1.0
[INFO] [stderr]    Compiling stb_truetype v0.2.2
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling approx v0.2.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling ordered-float v0.5.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rusttype v0.6.1
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling lopdf v0.15.1
[INFO] [stderr]    Compiling euclid v0.15.6
[INFO] [stderr]    Compiling pdf-extract v0.4.3
[INFO] [stderr]    Compiling font_metrics v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `,`, `.`, `?`, `}`, or an operator, found reserved identifier `_`
[INFO] [stdout]    --> bin/fm-fit.rs:181:13
[INFO] [stdout]     |
[INFO] [stdout] 180 |             "russian" => include_str!("../resources/russian.example.tex")
[INFO] [stdout]     |                       -- while parsing the `match` arm starting here     - expected one of `,`, `.`, `?`, `}`, or an operator
[INFO] [stdout] 181 |             _ => "uh oh",
[INFO] [stdout]     |             ^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `font_metrics` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variant is never constructed: `English`
[INFO] [stdout]   --> bin/fm-darkness.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     English,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Russian`
[INFO] [stdout]   --> bin/fm-darkness.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Russian,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Custom`
[INFO] [stdout]   --> bin/fm-darkness.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Custom(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8a6fd596e4429ef8815ec5c25ecd98054a14fec37b690e9c7a98770147a9f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a6fd596e4429ef8815ec5c25ecd98054a14fec37b690e9c7a98770147a9f83", kill_on_drop: false }`
[INFO] [stdout] d8a6fd596e4429ef8815ec5c25ecd98054a14fec37b690e9c7a98770147a9f83