[INFO] fetching crate serenity_utils 0.6.1...
[INFO] testing serenity_utils-0.6.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate serenity_utils 0.6.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate serenity_utils 0.6.1 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 crates.io crate serenity_utils 0.6.1
[INFO] finished tweaking crates.io crate serenity_utils 0.6.1
[INFO] tweaked toml for crates.io crate serenity_utils 0.6.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-native-tls v0.1.0
[INFO] [stderr]   Downloaded input_buffer v0.3.1
[INFO] [stderr]   Downloaded serenity v0.10.9
[INFO] [stderr]   Downloaded async-tungstenite v0.9.3
[INFO] [stderr]   Downloaded tungstenite v0.11.1
[INFO] [stderr]   Downloaded async-tungstenite v0.11.0
[INFO] [stderr]   Downloaded typemap_rev v0.1.5
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e82957a5af8d7ee3d74757c7b5ba9f598df137740adfabfa76d520e268ef78fe
[INFO] running `Command { std: "docker" "start" "-a" "e82957a5af8d7ee3d74757c7b5ba9f598df137740adfabfa76d520e268ef78fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e82957a5af8d7ee3d74757c7b5ba9f598df137740adfabfa76d520e268ef78fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82957a5af8d7ee3d74757c7b5ba9f598df137740adfabfa76d520e268ef78fe", kill_on_drop: false }`
[INFO] [stdout] e82957a5af8d7ee3d74757c7b5ba9f598df137740adfabfa76d520e268ef78fe
[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=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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2cc6660baa0e2b4d1a3a6c172444f25d1b25e919b53f26a22aa86bdd8d06957
[INFO] running `Command { std: "docker" "start" "-a" "f2cc6660baa0e2b4d1a3a6c172444f25d1b25e919b53f26a22aa86bdd8d06957", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serenity v0.10.9
[INFO] [stderr]    Compiling typemap_rev v0.1.5
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling flate2 v1.0.21
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[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 futures v0.3.17
[INFO] [stderr]    Compiling tokio-util v0.6.8
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling async-tungstenite v0.11.0
[INFO] [stderr]    Compiling h2 v0.3.4
[INFO] [stderr]    Compiling hyper v0.14.12
[INFO] [stderr]    Compiling hyper-rustls v0.22.1
[INFO] [stderr]    Compiling reqwest v0.11.4
[INFO] [stderr]    Compiling serenity_utils v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "f2cc6660baa0e2b4d1a3a6c172444f25d1b25e919b53f26a22aa86bdd8d06957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2cc6660baa0e2b4d1a3a6c172444f25d1b25e919b53f26a22aa86bdd8d06957", kill_on_drop: false }`
[INFO] [stdout] f2cc6660baa0e2b4d1a3a6c172444f25d1b25e919b53f26a22aa86bdd8d06957
[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=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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2f1ea922af633fb37a8a7d70c1b31210374491e1d09900a80a215f49ccc77c7
[INFO] running `Command { std: "docker" "start" "-a" "a2f1ea922af633fb37a8a7d70c1b31210374491e1d09900a80a215f49ccc77c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serenity_utils v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "a2f1ea922af633fb37a8a7d70c1b31210374491e1d09900a80a215f49ccc77c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2f1ea922af633fb37a8a7d70c1b31210374491e1d09900a80a215f49ccc77c7", kill_on_drop: false }`
[INFO] [stdout] a2f1ea922af633fb37a8a7d70c1b31210374491e1d09900a80a215f49ccc77c7
[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=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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3aa3b04129f41967d2355d53f848b14804628dfc2724f0c34006d5501290282
[INFO] running `Command { std: "docker" "start" "-a" "d3aa3b04129f41967d2355d53f848b14804628dfc2724f0c34006d5501290282", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serenity_utils-2f1cb34c93f5021b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_builder.rs (/opt/rustwide/target/debug/deps/test_builder-1c4a584f8b1f8368)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_to_create_embed_author ... ok
[INFO] [stdout] test test_to_create_embed_footer ... ok
[INFO] [stdout] test test_to_create_embed ... ok
[INFO] [stdout] test test_to_edit_message ... ok
[INFO] [stdout] test test_to_create_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_formatting.rs (/opt/rustwide/target/debug/deps/test_formatting-2478693b70f6af84)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_escape_mass_mentions ... ok
[INFO] [stdout] test test_pagify ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serenity_utils
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name serenity_utils --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps -L native=/opt/rustwide/target/debug/build/ring-0469882a47fe746a/out --extern serenity=/opt/rustwide/target/debug/deps/libserenity-cdeb02fa333599da.rlib --extern serenity_utils=/opt/rustwide/target/debug/deps/libserenity_utils-10866b5cb2af323d.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-e084f58c8635f862.rlib -C embed-bitcode=no --cfg 'feature="cache"' --cfg 'feature="default"' --cfg 'feature="rustls_backend"' --cfg 'feature="tokio"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d3aa3b04129f41967d2355d53f848b14804628dfc2724f0c34006d5501290282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3aa3b04129f41967d2355d53f848b14804628dfc2724f0c34006d5501290282", kill_on_drop: false }`
[INFO] [stdout] d3aa3b04129f41967d2355d53f848b14804628dfc2724f0c34006d5501290282