[INFO] cloning repository https://github.com/x13a/discord-prompt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/x13a/discord-prompt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx13a%2Fdiscord-prompt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx13a%2Fdiscord-prompt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccb5a370dd00897aee75e1c0a3ff6a64d4cf0d84
[INFO] testing x13a/discord-prompt against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx13a%2Fdiscord-prompt" "/workspace/builds/worker-99/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-99/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/x13a/discord-prompt on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/x13a/discord-prompt
[INFO] finished tweaking git repo https://github.com/x13a/discord-prompt
[INFO] tweaked toml for git repo https://github.com/x13a/discord-prompt written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate git repo https://github.com/x13a/discord-prompt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efe36eb2991c1071950f73fa0df5fa84a0f62fee4400504cc2ca37343a70a93f
[INFO] running `Command { std: "docker" "start" "-a" "efe36eb2991c1071950f73fa0df5fa84a0f62fee4400504cc2ca37343a70a93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efe36eb2991c1071950f73fa0df5fa84a0f62fee4400504cc2ca37343a70a93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe36eb2991c1071950f73fa0df5fa84a0f62fee4400504cc2ca37343a70a93f", kill_on_drop: false }`
[INFO] [stdout] efe36eb2991c1071950f73fa0df5fa84a0f62fee4400504cc2ca37343a70a93f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c4602b934365858ffaf5cc72299421b34163781bd7a84c57ed2fa9aca1482a0
[INFO] running `Command { std: "docker" "start" "-a" "0c4602b934365858ffaf5cc72299421b34163781bd7a84c57ed2fa9aca1482a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling argh_shared v0.1.5
[INFO] [stderr]    Compiling serenity v0.10.8
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling typemap_rev v0.1.5
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling http-body v0.4.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling sha-1 v0.9.6
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling argh_derive v0.1.5
[INFO] [stderr]    Compiling argh v0.1.5
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling async-tungstenite v0.11.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling hyper v0.14.10
[INFO] [stderr]    Compiling hyper-rustls v0.22.1
[INFO] [stderr]    Compiling reqwest v0.11.4
[INFO] [stderr]    Compiling discord-prompt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ready`
[INFO] [stdout]   --> src/lib.rs:30:41
[INFO] [stdout]    |
[INFO] [stdout] 30 |     async fn ready(&self, ctx: Context, ready: Ready) {
[INFO] [stdout]    |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_ready`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serenity`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serenity --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serenity-0.10.8/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="async-tungstenite"' --cfg 'feature="base64"' --cfg 'feature="builder"' --cfg 'feature="bytes"' --cfg 'feature="client"' --cfg 'feature="collector"' --cfg 'feature="flate2"' --cfg 'feature="gateway"' --cfg 'feature="http"' --cfg 'feature="model"' --cfg 'feature="reqwest"' --cfg 'feature="rustls_backend"' --cfg 'feature="rustls_backend_marker"' --cfg 'feature="tokio"' --cfg 'feature="typemap_rev"' --cfg 'feature="unstable_discord_api"' --cfg 'feature="url"' --cfg 'feature="utils"' -C metadata=896d159e9b375bf8 -C extra-filename=-896d159e9b375bf8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-525299ee197fd350.so --extern async_tungstenite=/opt/rustwide/target/debug/deps/libasync_tungstenite-91b69269a49629b5.rmeta --extern base64=/opt/rustwide/target/debug/deps/libbase64-4563507a4eb0b4b2.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-6d05264d59b50f7f.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-486dd913f668f7b5.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-f55950f48c259ac3.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-120db2bfc232cf89.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-01dd88521a4ff089.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-b196e1663297fef1.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-e50347184fed11ea.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-6d5bcf2171b26fc6.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-05f996ca7e649a11.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-a7b523b0c9f074cb.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-3f70d09ce8c10a47.rmeta --extern typemap_rev=/opt/rustwide/target/debug/deps/libtypemap_rev-8440fac5b01585a4.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-b97493b7092d73cf.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-ef6e19fa199af0ef/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0c4602b934365858ffaf5cc72299421b34163781bd7a84c57ed2fa9aca1482a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4602b934365858ffaf5cc72299421b34163781bd7a84c57ed2fa9aca1482a0", kill_on_drop: false }`
[INFO] [stdout] 0c4602b934365858ffaf5cc72299421b34163781bd7a84c57ed2fa9aca1482a0