[INFO] cloning repository https://github.com/pbzweihander/rust-trending-discord
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pbzweihander/rust-trending-discord" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbzweihander%2Frust-trending-discord", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbzweihander%2Frust-trending-discord'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de3f30f305b5be67bfe8cf474dcb0fb4f759689a
[INFO] checking pbzweihander/rust-trending-discord against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbzweihander%2Frust-trending-discord" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pbzweihander/rust-trending-discord on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pbzweihander/rust-trending-discord
[INFO] finished tweaking git repo https://github.com/pbzweihander/rust-trending-discord
[INFO] tweaked toml for git repo https://github.com/pbzweihander/rust-trending-discord written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/pbzweihander/rust-trending-discord already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--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 crossbeam-deque v0.6.2
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[INFO] [stderr]   Downloaded combine v3.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e84fbd0f0abe7d55e8ae0a4dbfe5ddaa998a97dc44c519a1d3a1f8e5a87f0d6
[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" "2e84fbd0f0abe7d55e8ae0a4dbfe5ddaa998a97dc44c519a1d3a1f8e5a87f0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e84fbd0f0abe7d55e8ae0a4dbfe5ddaa998a97dc44c519a1d3a1f8e5a87f0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e84fbd0f0abe7d55e8ae0a4dbfe5ddaa998a97dc44c519a1d3a1f8e5a87f0d6", kill_on_drop: false }`
[INFO] [stdout] 2e84fbd0f0abe7d55e8ae0a4dbfe5ddaa998a97dc44c519a1d3a1f8e5a87f0d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e84d6a28f7bdb19a255e131ce5441bfcf155c4a19bbd00b19d54dd67cc647a89
[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" "e84d6a28f7bdb19a255e131ce5441bfcf155c4a19bbd00b19d54dd67cc647a89", kill_on_drop: false }`
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[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]    Compiling synstructure v0.10.1
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[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.81
[INFO] [stderr]     Checking hyper v0.12.17
[INFO] [stderr]     Checking config v0.9.1
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking rust-trending-discord v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Async` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 21 | use futures::{future::ok, prelude::*, stream::iter_ok};
[INFO] [stdout]    |                           ---------- the item `Async` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 72 |         use futures::Async;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Async` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 21 | use futures::{future::ok, prelude::*, stream::iter_ok};
[INFO] [stdout]    |                           ---------- the item `Async` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 72 |         use futures::Async;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Content`
[INFO] [stdout]   --> src/discord.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Content(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_interval`
[INFO] [stdout]   --> src/lib.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn new_interval(stream: S, interval: Duration) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Content`
[INFO] [stdout]   --> src/discord.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Content(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_interval`
[INFO] [stdout]   --> src/lib.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn new_interval(stream: S, interval: Duration) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "e84d6a28f7bdb19a255e131ce5441bfcf155c4a19bbd00b19d54dd67cc647a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84d6a28f7bdb19a255e131ce5441bfcf155c4a19bbd00b19d54dd67cc647a89", kill_on_drop: false }`
[INFO] [stdout] e84d6a28f7bdb19a255e131ce5441bfcf155c4a19bbd00b19d54dd67cc647a89