[INFO] cloning repository https://github.com/Arzte/discord-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arzte/discord-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArzte%2Fdiscord-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArzte%2Fdiscord-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ba5eabc766f174b9863e5012df8ac509697e379
[INFO] testing Arzte/discord-bot against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArzte%2Fdiscord-bot" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Arzte/discord-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/Arzte/discord-bot
[INFO] finished tweaking git repo https://github.com/Arzte/discord-bot
[INFO] tweaked toml for git repo https://github.com/Arzte/discord-bot written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/Arzte/discord-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] warning: unused manifest key: dependencies.url.feature
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v0.7.4
[INFO] [stderr]   Downloaded serde v0.6.15
[INFO] [stderr]   Downloaded mime_guess v1.5.0
[INFO] [stderr]   Downloaded multipart v0.5.1
[INFO] [stderr]   Downloaded mime v0.1.3
[INFO] [stderr]   Downloaded buf_redux v0.1.3
[INFO] [stderr]   Downloaded serde_json v0.6.1
[INFO] [stderr]   Downloaded url v0.5.9
[INFO] [stderr] warning: TOML file found which contains invalid syntax and will soon not parse
[INFO] [stderr] at `/workspace/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-0.5.9/Cargo.toml`.
[INFO] [stderr] 
[INFO] [stderr] The TOML spec requires newlines after table definitions (e.g., `[a] b = 1` is
[INFO] [stderr] invalid), but this file has a table header which does not have a newline after
[INFO] [stderr] it. A newline needs to be added and this warning will soon become a hard error
[INFO] [stderr] in the future.
[INFO] [stderr]   Downloaded regex-syntax v0.3.4
[INFO] [stderr]   Downloaded regex v0.1.73
[INFO] [stderr]   Downloaded cleverbot_io v1.0.0
[INFO] [stderr]   Downloaded opus-sys v0.2.1
[INFO] [stderr]   Downloaded quasi_codegen v0.15.0
[INFO] [stderr]   Downloaded serde_codegen_internals v0.3.0
[INFO] [stderr]   Downloaded base64-rs v0.1.0
[INFO] [stderr]   Downloaded serde_macros v0.7.14
[INFO] [stderr]   Downloaded openssl-sys v0.7.14
[INFO] [stderr]   Downloaded aster v0.21.1
[INFO] [stderr]   Downloaded opus v0.1.1
[INFO] [stderr]   Downloaded num-traits v0.1.33
[INFO] [stderr]   Downloaded num-complex v0.1.33
[INFO] [stderr]   Downloaded serde_codegen v0.7.14
[INFO] [stderr]   Downloaded num-bigint v0.1.33
[INFO] [stderr]   Downloaded url v1.1.1
[INFO] [stderr]   Downloaded libsodium-sys v0.0.9
[INFO] [stderr]   Downloaded serde v0.7.14
[INFO] [stderr]   Downloaded websocket v0.15.2
[INFO] [stderr]   Downloaded gcc v0.3.30
[INFO] [stderr]   Downloaded num v0.1.34
[INFO] [stderr]   Downloaded net2 v0.2.25
[INFO] [stderr]   Downloaded quasi_macros v0.15.0
[INFO] [stderr]   Downloaded num-rational v0.1.32
[INFO] [stderr]   Downloaded libc v0.2.14
[INFO] [stderr]   Downloaded quasi v0.15.0
[INFO] [stderr]   Downloaded sodiumoxide v0.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 4c91b6cb508f0b073bc3826485b213160ff522d5d10b8dc70c744f36846dc0a6
[INFO] running `Command { std: "docker" "start" "-a" "4c91b6cb508f0b073bc3826485b213160ff522d5d10b8dc70c744f36846dc0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c91b6cb508f0b073bc3826485b213160ff522d5d10b8dc70c744f36846dc0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c91b6cb508f0b073bc3826485b213160ff522d5d10b8dc70c744f36846dc0a6", kill_on_drop: false }`
[INFO] [stdout] 4c91b6cb508f0b073bc3826485b213160ff522d5d10b8dc70c744f36846dc0a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 5d242e8fa7b3f5d0e4bcdf2fd7e16b0931a42dca6b12bd823025c54a3475b0bb
[INFO] running `Command { std: "docker" "start" "-a" "5d242e8fa7b3f5d0e4bcdf2fd7e16b0931a42dca6b12bd823025c54a3475b0bb", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: dependencies.url.feature
[INFO] [stderr] warning: TOML file found which contains invalid syntax and will soon not parse
[INFO] [stderr] at `/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-0.5.9/Cargo.toml`.
[INFO] [stderr] 
[INFO] [stderr] The TOML spec requires newlines after table definitions (e.g., `[a] b = 1` is
[INFO] [stderr] invalid), but this file has a table header which does not have a newline after
[INFO] [stderr] it. A newline needs to be added and this warning will soon become a hard error
[INFO] [stderr] in the future.
[INFO] [stderr]    Compiling libc v0.2.14
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling gcc v0.3.30
[INFO] [stderr]    Compiling num-traits v0.1.33
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling matches v0.1.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.2
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling lazy_static v0.2.1
[INFO] [stderr]    Compiling phf_shared v0.7.16
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling httparse v1.1.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling aster v0.21.1
[INFO] [stderr]    Compiling regex-syntax v0.3.4
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling serde_codegen v0.7.14
[INFO] [stderr]    Compiling serde v0.7.14
[INFO] [stderr]    Compiling serde_codegen_internals v0.3.0
[INFO] [stderr]    Compiling byteorder v0.4.2
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling buf_redux v0.1.3
[INFO] [stderr]    Compiling quasi v0.15.0
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling base64-rs v0.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.2.3
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quasi-0.15.0/src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quasi` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_codegen_internals-0.3.0/src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aster-0.21.1/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5d242e8fa7b3f5d0e4bcdf2fd7e16b0931a42dca6b12bd823025c54a3475b0bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d242e8fa7b3f5d0e4bcdf2fd7e16b0931a42dca6b12bd823025c54a3475b0bb", kill_on_drop: false }`
[INFO] [stdout] 5d242e8fa7b3f5d0e4bcdf2fd7e16b0931a42dca6b12bd823025c54a3475b0bb