[INFO] cloning repository https://github.com/objectivecosta/quic-n-dirty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/objectivecosta/quic-n-dirty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobjectivecosta%2Fquic-n-dirty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobjectivecosta%2Fquic-n-dirty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9aa98bacc85ea8385a8290553651151c9987a885
[INFO] checking objectivecosta/quic-n-dirty against try#2f436d5822164c7dc46729ecf9f1f8faa09fe9e4 for feb-17
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobjectivecosta%2Fquic-n-dirty" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/objectivecosta/quic-n-dirty
[INFO] finished tweaking git repo https://github.com/objectivecosta/quic-n-dirty
[INFO] tweaked toml for git repo https://github.com/objectivecosta/quic-n-dirty written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/objectivecosta/quic-n-dirty on toolchain 2f436d5822164c7dc46729ecf9f1f8faa09fe9e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2f436d5822164c7dc46729ecf9f1f8faa09fe9e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/objectivecosta/quic-n-dirty 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" "+2f436d5822164c7dc46729ecf9f1f8faa09fe9e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+2f436d5822164c7dc46729ecf9f1f8faa09fe9e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ebc7bf5ace233bbe4a5df9a8d7a21bb0e5021e19994d1475ef5fb2e2489323e
[INFO] running `Command { std: "docker" "start" "-a" "0ebc7bf5ace233bbe4a5df9a8d7a21bb0e5021e19994d1475ef5fb2e2489323e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ebc7bf5ace233bbe4a5df9a8d7a21bb0e5021e19994d1475ef5fb2e2489323e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebc7bf5ace233bbe4a5df9a8d7a21bb0e5021e19994d1475ef5fb2e2489323e", kill_on_drop: false }`
[INFO] [stdout] 0ebc7bf5ace233bbe4a5df9a8d7a21bb0e5021e19994d1475ef5fb2e2489323e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+2f436d5822164c7dc46729ecf9f1f8faa09fe9e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e07a727a35bf1207221dadcb4f0298f983ae51f01524069f62c07e884c13c28
[INFO] running `Command { std: "docker" "start" "-a" "6e07a727a35bf1207221dadcb4f0298f983ae51f01524069f62c07e884c13c28", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking octets v0.2.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking send_wrapper v0.6.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking intrusive-collections v0.9.6
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling quiche v0.20.1
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling syn-mid v0.6.0
[INFO] [stderr]    Compiling neon-macros v1.0.0
[INFO] [stderr]     Checking neon v1.0.0
[INFO] [stderr]     Checking quic-n-dirty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `neon::types::JsError`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use neon::types::JsError;
[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: `neon::types::JsError`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use neon::types::JsError;
[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::net::UdpSocket`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quiche::ConnectionId`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use quiche::ConnectionId;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::UdpSocket`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quiche::ConnectionId`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use quiche::ConnectionId;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let mut key: [u8; 32] = rand::random(); // up to 32 elements
[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: `amt`
[INFO] [stdout]   --> src/server.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let (amt, src) = socket.recv_from(&mut buf).map_err(|e| CustomError::new(&e.to_string()))?;
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_amt`
[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/server.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let mut key: [u8; 32] = rand::random(); // up to 32 elements
[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: `amt`
[INFO] [stdout]   --> src/server.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let (amt, src) = socket.recv_from(&mut buf).map_err(|e| CustomError::new(&e.to_string()))?;
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_amt`
[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 54.71s
[INFO] running `Command { std: "docker" "inspect" "6e07a727a35bf1207221dadcb4f0298f983ae51f01524069f62c07e884c13c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e07a727a35bf1207221dadcb4f0298f983ae51f01524069f62c07e884c13c28", kill_on_drop: false }`
[INFO] [stdout] 6e07a727a35bf1207221dadcb4f0298f983ae51f01524069f62c07e884c13c28