[INFO] cloning repository https://github.com/mp-singh/quick-discord-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mp-singh/quick-discord-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmp-singh%2Fquick-discord-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmp-singh%2Fquick-discord-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5859dffa7ae1e78d24e507d59a9e8e4edfc6849
[INFO] checking mp-singh/quick-discord-bot against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmp-singh%2Fquick-discord-bot" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mp-singh/quick-discord-bot on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mp-singh/quick-discord-bot
[INFO] finished tweaking git repo https://github.com/mp-singh/quick-discord-bot
[INFO] tweaked toml for git repo https://github.com/mp-singh/quick-discord-bot written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mp-singh/quick-discord-bot 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dashmap v5.3.3
[INFO] [stderr]   Downloaded opentelemetry_api v0.18.0
[INFO] [stderr]   Downloaded opentelemetry v0.18.0
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded lebe v0.5.1
[INFO] [stderr]   Downloaded image-conv v0.3.0
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.5
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded perlin2d v0.2.6
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded joinery v2.1.0
[INFO] [stderr]   Downloaded bytemuck v1.9.1
[INFO] [stderr]   Downloaded weezl v0.1.6
[INFO] [stderr]   Downloaded rustls v0.20.4
[INFO] [stderr]   Downloaded jpeg-decoder v0.2.6
[INFO] [stderr]   Downloaded imageproc v0.22.0
[INFO] [stderr]   Downloaded tiff v0.7.2
[INFO] [stderr]   Downloaded csv v1.1.6
[INFO] [stderr]   Downloaded tokio v1.18.5
[INFO] [stderr]   Downloaded exr v1.4.2
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.18.0
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.18.0
[INFO] [stderr]   Downloaded png v0.17.5
[INFO] [stderr]   Downloaded image v0.24.2
[INFO] [stderr]   Downloaded photon-rs v0.3.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.11
[INFO] [stderr]   Downloaded rulinalg v0.4.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.4
[INFO] [stderr]   Downloaded deflate v1.0.0
[INFO] [stderr]   Downloaded rand_distr v0.2.2
[INFO] [stderr]   Downloaded node-sys v0.4.2
[INFO] [stderr]   Downloaded base-x v0.2.10
[INFO] [stderr]   Downloaded inflate v0.4.5
[INFO] [stderr]   Downloaded num-rational v0.4.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.8
[INFO] [stderr]   Downloaded rayon-core v1.9.2
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded command_attr v0.4.1
[INFO] [stderr]   Downloaded tungstenite v0.17.2
[INFO] [stderr]   Downloaded tokio-util v0.6.9
[INFO] [stderr]   Downloaded html-escape v0.2.11
[INFO] [stderr]   Downloaded spin v0.9.3
[INFO] [stderr]   Downloaded flume v0.10.12
[INFO] [stderr]   Downloaded prettytable-rs v0.8.0
[INFO] [stderr]   Downloaded rayon v1.5.2
[INFO] [stderr]   Downloaded titlecase v2.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6aa571573f6ae56d1fcd9758a03d0488e0be48f02a48ccb8b332f015766e2e9e
[INFO] running `Command { std: "docker" "start" "-a" "6aa571573f6ae56d1fcd9758a03d0488e0be48f02a48ccb8b332f015766e2e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aa571573f6ae56d1fcd9758a03d0488e0be48f02a48ccb8b332f015766e2e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa571573f6ae56d1fcd9758a03d0488e0be48f02a48ccb8b332f015766e2e9e", kill_on_drop: false }`
[INFO] [stdout] 6aa571573f6ae56d1fcd9758a03d0488e0be48f02a48ccb8b332f015766e2e9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c704666118e9b28a13990b2e12e02e5190d84b4897cf5efdc37b012ee5c82007
[INFO] running `Command { std: "docker" "start" "-a" "c704666118e9b28a13990b2e12e02e5190d84b4897cf5efdc37b012ee5c82007", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c704666118e9b28a13990b2e12e02e5190d84b4897cf5efdc37b012ee5c82007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c704666118e9b28a13990b2e12e02e5190d84b4897cf5efdc37b012ee5c82007", kill_on_drop: false }`
[INFO] [stdout] c704666118e9b28a13990b2e12e02e5190d84b4897cf5efdc37b012ee5c82007