[INFO] cloning repository https://github.com/alevalv/discord-google-cloud-engine-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alevalv/discord-google-cloud-engine-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falevalv%2Fdiscord-google-cloud-engine-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falevalv%2Fdiscord-google-cloud-engine-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d2ea5defff160f342e2b8f582ebb1a3142d9c83
[INFO] testing alevalv/discord-google-cloud-engine-bot against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falevalv%2Fdiscord-google-cloud-engine-bot" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alevalv/discord-google-cloud-engine-bot on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alevalv/discord-google-cloud-engine-bot
[INFO] finished tweaking git repo https://github.com/alevalv/discord-google-cloud-engine-bot
[INFO] tweaked toml for git repo https://github.com/alevalv/discord-google-cloud-engine-bot written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/alevalv/discord-google-cloud-engine-bot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yup-oauth2 v5.1.0
[INFO] [stderr]   Downloaded google-compute1 v2.0.4+20210316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff0c6c2efd05aa2bb051086653d92f7eac87e83016340419f630baad969b70d0
[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" "ff0c6c2efd05aa2bb051086653d92f7eac87e83016340419f630baad969b70d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff0c6c2efd05aa2bb051086653d92f7eac87e83016340419f630baad969b70d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0c6c2efd05aa2bb051086653d92f7eac87e83016340419f630baad969b70d0", kill_on_drop: false }`
[INFO] [stdout] ff0c6c2efd05aa2bb051086653d92f7eac87e83016340419f630baad969b70d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ca685f2f8775447a1ccdd4bf51da0cefe10fb5de2eed43cb76cdb85d410a32cd
[INFO] running `Command { std: "docker" "start" "-a" "ca685f2f8775447a1ccdd4bf51da0cefe10fb5de2eed43cb76cdb85d410a32cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling serenity v0.10.5
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling http-body v0.4.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling ct-logs v0.8.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling rustls-native-certs v0.5.0
[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 futures-util v0.3.14
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling futures-executor v0.3.14
[INFO] [stderr]    Compiling futures v0.3.14
[INFO] [stderr]    Compiling tokio-util v0.6.6
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling async-tungstenite v0.11.0
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling hyper v0.14.7
[INFO] [stderr]    Compiling hyper-rustls v0.22.1
[INFO] [stderr]    Compiling yup-oauth2 v5.1.0
[INFO] [stderr]    Compiling reqwest v0.11.3
[INFO] [stderr]    Compiling google-compute1 v2.0.4+20210316
[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-0.10.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --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="cache"' --cfg 'feature="client"' --cfg 'feature="command_attr"' --cfg 'feature="default"' --cfg 'feature="default_no_backend"' --cfg 'feature="flate2"' --cfg 'feature="framework"' --cfg 'feature="gateway"' --cfg 'feature="http"' --cfg 'feature="model"' --cfg 'feature="reqwest"' --cfg 'feature="rustls_backend"' --cfg 'feature="rustls_backend_marker"' --cfg 'feature="standard_framework"' --cfg 'feature="static_assertions"' --cfg 'feature="tokio"' --cfg 'feature="typemap_rev"' --cfg 'feature="url"' --cfg 'feature="utils"' --cfg 'feature="uwl"' -C metadata=e7b2dfe39449f0de -C extra-filename=-e7b2dfe39449f0de --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-3661e0b0803cfc7d.so --extern async_tungstenite=/opt/rustwide/target/debug/deps/libasync_tungstenite-0d754e2c3a5e7eef.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-5c4da31f5e781906.rmeta --extern command_attr=/opt/rustwide/target/debug/deps/libcommand_attr-ba932f39d5f40c76.so --extern flate2=/opt/rustwide/target/debug/deps/libflate2-ef0819caa091df2a.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-b574dca2316f0cfa.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-b196e1663297fef1.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-1a6f26914306ad24.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-791368a0a2c88248.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-2ca7a29994d9cc28.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-c94e2eb84119cf0b.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-7a60e92d448bb796.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-f495dfae8216983f.rmeta --extern typemap_rev=/opt/rustwide/target/debug/deps/libtypemap_rev-8440fac5b01585a4.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-51ef9eb79cfe8cc6.rmeta --extern uwl=/opt/rustwide/target/debug/deps/libuwl-e2d5620dafdd4ea2.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-0d446b79578b2e5d/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" "ca685f2f8775447a1ccdd4bf51da0cefe10fb5de2eed43cb76cdb85d410a32cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca685f2f8775447a1ccdd4bf51da0cefe10fb5de2eed43cb76cdb85d410a32cd", kill_on_drop: false }`
[INFO] [stdout] ca685f2f8775447a1ccdd4bf51da0cefe10fb5de2eed43cb76cdb85d410a32cd