[INFO] cloning repository https://github.com/EliasDeMa/rstts-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EliasDeMa/rstts-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEliasDeMa%2Frstts-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEliasDeMa%2Frstts-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2af6ba2553dbf5d0acccb681d954823f8a0beb31
[INFO] documenting EliasDeMa/rstts-bot against 1.55.0 for beta-1.56-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEliasDeMa%2Frstts-bot" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EliasDeMa/rstts-bot on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EliasDeMa/rstts-bot
[INFO] finished tweaking git repo https://github.com/EliasDeMa/rstts-bot
[INFO] tweaked toml for git repo https://github.com/EliasDeMa/rstts-bot written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/EliasDeMa/rstts-bot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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/serenity-rs/serenity`
[INFO] [stderr]     Updating git repository `https://github.com/serenity-rs/songbird`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syntex v0.42.2
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.18
[INFO] [stderr]   Downloaded socket2 v0.3.17
[INFO] [stderr]   Downloaded pnet_base v0.26.0
[INFO] [stderr]   Downloaded bytemuck v1.7.0
[INFO] [stderr]   Downloaded syntex_syntax v0.42.0
[INFO] [stderr]   Downloaded weezl v0.1.5
[INFO] [stderr]   Downloaded reqwest v0.10.9
[INFO] [stderr]   Downloaded getrandom v0.2.0
[INFO] [stderr]   Downloaded syntex_errors v0.42.0
[INFO] [stderr]   Downloaded nanorand v0.4.4
[INFO] [stderr]   Downloaded http-body v0.3.1
[INFO] [stderr]   Downloaded audiopus v0.2.0
[INFO] [stderr]   Downloaded rustls v0.18.1
[INFO] [stderr]   Downloaded pnet_macros v0.26.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.26.0
[INFO] [stderr]   Downloaded discortp v0.2.1
[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded serde_repr v0.1.6
[INFO] [stderr]   Downloaded owo-colors v1.3.0
[INFO] [stderr]   Downloaded tracing v0.1.22
[INFO] [stderr]   Downloaded streamcatcher v0.1.0
[INFO] [stderr]   Downloaded async-tungstenite v0.9.3
[INFO] [stderr]   Downloaded poly1305 v0.6.1
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[INFO] [stderr]   Downloaded typemap_rev v0.1.4
[INFO] [stderr]   Downloaded tokio v0.2.23
[INFO] [stderr]   Downloaded syn v1.0.51
[INFO] [stderr]   Downloaded salsa20 v0.7.2
[INFO] [stderr]   Downloaded flate2 v1.0.19
[INFO] [stderr]   Downloaded subtle v2.3.0
[INFO] [stderr]   Downloaded encoding_rs v0.8.26
[INFO] [stderr]   Downloaded audiopus_sys v0.1.8
[INFO] [stderr]   Downloaded uwuify v0.2.2
[INFO] [stderr]   Downloaded hyper-rustls v0.21.0
[INFO] [stderr]   Downloaded ring v0.16.17
[INFO] [stderr]   Downloaded tokio-rustls v0.14.1
[INFO] [stderr]   Downloaded mio-named-pipes v0.1.7
[INFO] [stderr]   Downloaded sha-1 v0.9.2
[INFO] [stderr]   Downloaded hyper v0.13.9
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.18
[INFO] [stderr]   Downloaded spin_sleep v1.0.0
[INFO] [stderr]   Downloaded generator v0.6.23
[INFO] [stderr]   Downloaded loom v0.3.6
[INFO] [stderr]   Downloaded zeroize v1.1.1
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[INFO] [stderr]   Downloaded spinning_top v0.2.2
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b7e6808cf26dbfc81a0e0c154120173b4405428beb2fc1e1895c35f1b322635
[INFO] running `Command { std: "docker" "start" "-a" "8b7e6808cf26dbfc81a0e0c154120173b4405428beb2fc1e1895c35f1b322635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b7e6808cf26dbfc81a0e0c154120173b4405428beb2fc1e1895c35f1b322635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b7e6808cf26dbfc81a0e0c154120173b4405428beb2fc1e1895c35f1b322635", kill_on_drop: false }`
[INFO] [stdout] 8b7e6808cf26dbfc81a0e0c154120173b4405428beb2fc1e1895c35f1b322635
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "RUSTDOCFLAGS=--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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af7e64ddeb9da1b06ee016295829fe6c04a762e55114546633a5c0711c655e3b
[INFO] running `Command { std: "docker" "start" "-a" "af7e64ddeb9da1b06ee016295829fe6c04a762e55114546633a5c0711c655e3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]    Compiling serenity v0.9.1 (https://github.com/serenity-rs/serenity?branch=current#177adbf9)
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling songbird v0.1.0 (https://github.com/serenity-rs/songbird?branch=current#94157b12)
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]     Checking typemap_rev v0.1.4
[INFO] [stderr]     Checking spin_sleep v1.0.0
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking bytemuck v1.7.0
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking spinning_top v0.2.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling audiopus_sys v0.1.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking socket2 v0.3.17
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling ring v0.16.17
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking nanorand v0.4.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking audiopus v0.2.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking flume v0.9.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]     Checking poly1305 v0.6.1
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking salsa20 v0.7.2
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking xsalsa20poly1305 v0.6.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling command_attr v0.3.1 (https://github.com/serenity-rs/serenity?branch=current#177adbf9)
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr] error: could not compile `syntex_syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syntex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/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 -C metadata=ebd42a7d4740067d -C extra-filename=-ebd42a7d4740067d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-2772c4a7dc1d0be4.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-e6c6713bb0448170.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-868e825081dd7069.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-d502c4cc34a0f1bf.rmeta --extern syntex_errors=/opt/rustwide/target/debug/deps/libsyntex_errors-ec123db568e259f5.rmeta --extern syntex_pos=/opt/rustwide/target/debug/deps/libsyntex_pos-2fd292a92cd38e9b.rmeta --extern term=/opt/rustwide/target/debug/deps/libterm-d5e37eaed5549bad.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-f7d006641bd20c4c.rmeta --cap-lints allow` (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" "af7e64ddeb9da1b06ee016295829fe6c04a762e55114546633a5c0711c655e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7e64ddeb9da1b06ee016295829fe6c04a762e55114546633a5c0711c655e3b", kill_on_drop: false }`
[INFO] [stdout] af7e64ddeb9da1b06ee016295829fe6c04a762e55114546633a5c0711c655e3b