[INFO] cloning repository https://github.com/moelrobi/Vaterbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moelrobi/Vaterbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoelrobi%2FVaterbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoelrobi%2FVaterbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48538b7e994fd29fa7b737b181c6117766e783ce
[INFO] building moelrobi/Vaterbot against try#2cd6942e35a7765b6869d3a149ca54f2598b77ad for pr-93180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoelrobi%2FVaterbot" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/moelrobi/Vaterbot on toolchain 2cd6942e35a7765b6869d3a149ca54f2598b77ad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/moelrobi/Vaterbot
[INFO] finished tweaking git repo https://github.com/moelrobi/Vaterbot
[INFO] tweaked toml for git repo https://github.com/moelrobi/Vaterbot written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/moelrobi/Vaterbot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-rustls v0.13.0
[INFO] [stderr]   Downloaded serenity v0.8.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1d425e7d53e8d6e36577c60e43541359e98cfe9b294dccab14147c3849c3b88
[INFO] running `Command { std: "docker" "start" "-a" "f1d425e7d53e8d6e36577c60e43541359e98cfe9b294dccab14147c3849c3b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1d425e7d53e8d6e36577c60e43541359e98cfe9b294dccab14147c3849c3b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1d425e7d53e8d6e36577c60e43541359e98cfe9b294dccab14147c3849c3b88", kill_on_drop: false }`
[INFO] [stdout] f1d425e7d53e8d6e36577c60e43541359e98cfe9b294dccab14147c3849c3b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bc91be16554d7e4443a5af0b945b74e4941e7e61a4ef3b211a5ac220e8b1a31
[INFO] running `Command { std: "docker" "start" "-a" "0bc91be16554d7e4443a5af0b945b74e4941e7e61a4ef3b211a5ac220e8b1a31", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling serenity v0.8.5
[INFO] [stderr]    Compiling uwl v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling tokio v0.2.18
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tungstenite v0.9.2
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki v0.21.2
[INFO] [stderr]    Compiling ct-logs v0.6.0
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling command_attr v0.2.0
[INFO] [stderr]    Compiling rustls-native-certs v0.3.0
[INFO] [stderr]    Compiling tokio-rustls v0.13.0
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling pin-project v0.4.9
[INFO] [stderr]    Compiling h2 v0.2.4
[INFO] [stderr]    Compiling hyper v0.13.5
[INFO] [stderr]    Compiling hyper-rustls v0.20.0
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling reqwest v0.10.4
[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-0.8.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="base64"' --cfg 'feature="builder"' --cfg 'feature="cache"' --cfg 'feature="client"' --cfg 'feature="command_attr"' --cfg 'feature="default"' --cfg 'feature="flate2"' --cfg 'feature="framework"' --cfg 'feature="gateway"' --cfg 'feature="http"' --cfg 'feature="model"' --cfg 'feature="reqwest"' --cfg 'feature="rustls"' --cfg 'feature="rustls_backend"' --cfg 'feature="standard_framework"' --cfg 'feature="static_assertions"' --cfg 'feature="threadpool"' --cfg 'feature="tungstenite"' --cfg 'feature="typemap"' --cfg 'feature="url"' --cfg 'feature="utils"' --cfg 'feature="uwl"' --cfg 'feature="webpki"' --cfg 'feature="webpki-roots"' -C metadata=294fc0e1450443b0 -C extra-filename=-294fc0e1450443b0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern base64=/opt/rustwide/target/debug/deps/libbase64-4a3ec7ac552c3891.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-6d05264d59b50f7f.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-9d8c4fcc505d6dab.rmeta --extern command_attr=/opt/rustwide/target/debug/deps/libcommand_attr-7af8641675d08c81.so --extern flate2=/opt/rustwide/target/debug/deps/libflate2-ecb80c6e74104013.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-84034288fbfc80b2.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-74fb76f200738c8a.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-d357e81a0884446c.rmeta --extern rustls=/opt/rustwide/target/debug/deps/librustls-d68759f09bcec238.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-46d8ae258bc7f290.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-1f300115b21bbd4b.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-c94e2eb84119cf0b.rmeta --extern threadpool=/opt/rustwide/target/debug/deps/libthreadpool-6ee86e022bdf8596.rmeta --extern tungstenite=/opt/rustwide/target/debug/deps/libtungstenite-b561c6de582a23a6.rmeta --extern typemap=/opt/rustwide/target/debug/deps/libtypemap-93bee5629b94f36c.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-8d0bfbd434974eb6.rmeta --extern uwl=/opt/rustwide/target/debug/deps/libuwl-e2d5620dafdd4ea2.rmeta --extern webpki=/opt/rustwide/target/debug/deps/libwebpki-5ca1d16e4733fad4.rmeta --extern webpki_roots=/opt/rustwide/target/debug/deps/libwebpki_roots-885091b5b1a81105.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-e7304b505a9985fe/out` (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" "0bc91be16554d7e4443a5af0b945b74e4941e7e61a4ef3b211a5ac220e8b1a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc91be16554d7e4443a5af0b945b74e4941e7e61a4ef3b211a5ac220e8b1a31", kill_on_drop: false }`
[INFO] [stdout] 0bc91be16554d7e4443a5af0b945b74e4941e7e61a4ef3b211a5ac220e8b1a31