[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#b152f5575a2ac7126ae0019e4e679abe9399213e for pr-157841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobjectivecosta%2Fquic-n-dirty" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/objectivecosta/quic-n-dirty on toolchain b152f5575a2ac7126ae0019e4e679abe9399213e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "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" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 08574fd5743a86205cac76ee6d3054702f381135248fb221bdcf941b75f33b8a
[INFO] running `Command { std: "docker" "start" "08574fd5743a86205cac76ee6d3054702f381135248fb221bdcf941b75f33b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "08574fd5743a86205cac76ee6d3054702f381135248fb221bdcf941b75f33b8a" "/opt/rustwide/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08574fd5743a86205cac76ee6d3054702f381135248fb221bdcf941b75f33b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "08574fd5743a86205cac76ee6d3054702f381135248fb221bdcf941b75f33b8a" "/opt/rustwide/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[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]     Checking libloading v0.8.3
[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 quote v1.0.35
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling quiche v0.20.1
[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: `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: `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: 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 46.58s
[INFO] running `Command { std: "docker" "inspect" "08574fd5743a86205cac76ee6d3054702f381135248fb221bdcf941b75f33b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08574fd5743a86205cac76ee6d3054702f381135248fb221bdcf941b75f33b8a", kill_on_drop: false }`
[INFO] [stdout] 08574fd5743a86205cac76ee6d3054702f381135248fb221bdcf941b75f33b8a
