[INFO] cloning repository https://github.com/Courtcircuits/polycloud-lechaton
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Courtcircuits/polycloud-lechaton" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCourtcircuits%2Fpolycloud-lechaton", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCourtcircuits%2Fpolycloud-lechaton'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2f35f1b226de7eac0655efe070ec00fb2d455b4
[INFO] checking Courtcircuits/polycloud-lechaton against master#03c609abb6638f9d7f49f34326d4137d07f5cd61 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCourtcircuits%2Fpolycloud-lechaton" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Courtcircuits/polycloud-lechaton
[INFO] finished tweaking git repo https://github.com/Courtcircuits/polycloud-lechaton
[INFO] tweaked toml for git repo https://github.com/Courtcircuits/polycloud-lechaton written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Courtcircuits/polycloud-lechaton on toolchain 03c609abb6638f9d7f49f34326d4137d07f5cd61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Courtcircuits/polycloud-lechaton already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] c5824d2e63548e364d505030f07ed29dbcc70ce1ead58b6194bb60e0f4fc82f5
[INFO] running `Command { std: "docker" "start" "-a" "c5824d2e63548e364d505030f07ed29dbcc70ce1ead58b6194bb60e0f4fc82f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5824d2e63548e364d505030f07ed29dbcc70ce1ead58b6194bb60e0f4fc82f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5824d2e63548e364d505030f07ed29dbcc70ce1ead58b6194bb60e0f4fc82f5", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "c58b0002744c757f65d157bbb5d8989c472c31f5367a48db7e9c4f5f228cc8dc", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `consts::True`
[INFO] [stdout]  --> src/key_exchange.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use aes_gcm_siv::aead::{OsRng, consts::True};
[INFO] [stdout]   |                                ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/key_exchange.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Framed` and `LengthDelimitedCodec`
[INFO] [stdout]  --> src/client.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio_util::codec::{Framed, FramedRead, FramedWrite, LengthDelimitedCodec, LinesCodec};
[INFO] [stdout]   |                         ^^^^^^                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `consts::True`
[INFO] [stdout]  --> src/key_exchange.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use aes_gcm_siv::aead::{OsRng, consts::True};
[INFO] [stdout]   |                                ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/key_exchange.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Framed` and `LengthDelimitedCodec`
[INFO] [stdout]  --> src/client.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio_util::codec::{Framed, FramedRead, FramedWrite, LengthDelimitedCodec, LinesCodec};
[INFO] [stdout]   |                         ^^^^^^                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut rx = self.rx_outgress.subscribe();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx_outgress`
[INFO] [stdout]   --> src/client.rs:20:27
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let (tx_outgress, rx_outgress) = broadcast::channel(100);
[INFO] [stdout]    |                           ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rx_outgress`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut rx = self.rx_outgress.subscribe();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx_outgress`
[INFO] [stdout]   --> src/client.rs:20:27
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let (tx_outgress, rx_outgress) = broadcast::channel(100);
[INFO] [stdout]    |                           ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rx_outgress`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.30s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "c58b0002744c757f65d157bbb5d8989c472c31f5367a48db7e9c4f5f228cc8dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58b0002744c757f65d157bbb5d8989c472c31f5367a48db7e9c4f5f228cc8dc", kill_on_drop: false }`
[INFO] [stdout] c58b0002744c757f65d157bbb5d8989c472c31f5367a48db7e9c4f5f228cc8dc
