[INFO] cloning repository https://github.com/Monadic-Cat/mbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Monadic-Cat/mbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fmbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fmbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 290b920b2b4f32fdb3c4c62bb9174a64b522fcd1
[INFO] checking Monadic-Cat/mbot against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fmbot" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Monadic-Cat/mbot on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Monadic-Cat/mbot
[INFO] finished tweaking git repo https://github.com/Monadic-Cat/mbot
[INFO] tweaked toml for git repo https://github.com/Monadic-Cat/mbot written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Monadic-Cat/mbot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/Monadic-Cat/derive_more.git`
[INFO] [stderr]     Updating git repository `https://github.com/Monadic-Cat/fixed-str`
[INFO] [stderr]     Updating git repository `https://github.com/Monadic-Cat/foretry.git`
[INFO] [stderr]     Updating git repository `https://github.com/Monadic-Cat/pulldown-discordmark.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded titlecase v1.1.0
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.0
[INFO] [stderr]   Downloaded command_attr v0.3.5
[INFO] [stderr]   Downloaded crossterm v0.19.0
[INFO] [stderr]   Downloaded comfy-table v1.6.0
[INFO] [stderr]   Downloaded core-text v15.0.0
[INFO] [stderr]   Downloaded id-arena v2.2.1
[INFO] [stderr]   Downloaded checked v0.5.0
[INFO] [stderr]   Downloaded core_extensions v1.3.3
[INFO] [stderr]   Downloaded cast v0.2.5
[INFO] [stderr]   Downloaded bstr v0.2.15
[INFO] [stderr]   Downloaded crossterm_winapi v0.7.0
[INFO] [stderr]   Downloaded serenity v0.10.5
[INFO] [stderr]   Downloaded derive-syn-parse v0.1.5
[INFO] [stderr]   Downloaded font-kit v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c498185a71ee7576e8a498c289333e835d1a2c87b81d78dc37f7191f1edad3e1
[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" "c498185a71ee7576e8a498c289333e835d1a2c87b81d78dc37f7191f1edad3e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c498185a71ee7576e8a498c289333e835d1a2c87b81d78dc37f7191f1edad3e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c498185a71ee7576e8a498c289333e835d1a2c87b81d78dc37f7191f1edad3e1", kill_on_drop: false }`
[INFO] [stdout] c498185a71ee7576e8a498c289333e835d1a2c87b81d78dc37f7191f1edad3e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dd5df38434137a9122ca8916beb23d9924267db0d241ae4cde63e3109075e02
[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" "2dd5df38434137a9122ca8916beb23d9924267db0d241ae4cde63e3109075e02", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling derive_more v0.99.15-alpha.0 (https://github.com/Monadic-Cat/derive_more.git?branch=add-unwrap#a653f833)
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking fixed-str v0.1.0 (https://github.com/Monadic-Cat/fixed-str?branch=melo#6319de13)
[INFO] [stderr]     Checking core_extensions v1.3.3
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.73
[INFO] [stderr]    Compiling regex-syntax v0.6.23
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[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2 (https://github.com/Monadic-Cat/pulldown-discordmark.git#649058f5)
[INFO] [stderr]    Compiling serenity v0.10.5
[INFO] [stderr]     Checking foretry-impl v0.1.0 (https://github.com/Monadic-Cat/foretry.git#98e17a3f)
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]     Checking stb_truetype v0.3.1
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[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking foretry v0.1.0 (https://github.com/Monadic-Cat/foretry.git#98e17a3f)
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking csv-core v0.1.10
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[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]    Compiling mime_guess v2.0.3
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking parking_lot v0.11.1
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[INFO] [stderr]     Checking num-iter v0.1.42
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[INFO] [stderr]     Checking font-kit v0.7.1
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]    Compiling titlecase v1.1.0
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking plotters-bitmap v0.3.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.73
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.73
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling derive-syn-parse v0.1.5
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling command_attr v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.73
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr] error: could not compile `derive_more`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name derive_more --edition=2018 /opt/rustwide/cargo-home/git/checkouts/derive_more-4cce6e731178caa2/a653f83/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="add"' --cfg 'feature="add_assign"' --cfg 'feature="as_mut"' --cfg 'feature="as_ref"' --cfg 'feature="constructor"' --cfg 'feature="convert_case"' --cfg 'feature="default"' --cfg 'feature="deref"' --cfg 'feature="deref_mut"' --cfg 'feature="display"' --cfg 'feature="error"' --cfg 'feature="from"' --cfg 'feature="from_str"' --cfg 'feature="index"' --cfg 'feature="index_mut"' --cfg 'feature="into"' --cfg 'feature="into_iterator"' --cfg 'feature="is_variant"' --cfg 'feature="iterator"' --cfg 'feature="mul"' --cfg 'feature="mul_assign"' --cfg 'feature="not"' --cfg 'feature="sum"' --cfg 'feature="try_into"' --cfg 'feature="unwrap"' -C metadata=eca341d89dad6f70 -C extra-filename=-eca341d89dad6f70 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern convert_case=/opt/rustwide/target/debug/deps/libconvert_case-d5681db2e1858c9b.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7b8784b2c4431615.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-299e6c8123e25dcd.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-63889fc27e7ca671.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2dd5df38434137a9122ca8916beb23d9924267db0d241ae4cde63e3109075e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd5df38434137a9122ca8916beb23d9924267db0d241ae4cde63e3109075e02", kill_on_drop: false }`
[INFO] [stdout] 2dd5df38434137a9122ca8916beb23d9924267db0d241ae4cde63e3109075e02