[INFO] fetching crate netbrowse 0.1.1...
[INFO] checking netbrowse-0.1.1 against master#36b61e5aa593cc60cc92fc548b0d351e414aee2a for pr-116930
[INFO] extracting crate netbrowse 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate netbrowse 0.1.1 on toolchain 36b61e5aa593cc60cc92fc548b0d351e414aee2a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b61e5aa593cc60cc92fc548b0d351e414aee2a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netbrowse 0.1.1
[INFO] finished tweaking crates.io crate netbrowse 0.1.1
[INFO] tweaked toml for crates.io crate netbrowse 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate netbrowse 0.1.1 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" "+36b61e5aa593cc60cc92fc548b0d351e414aee2a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded egui_glium v0.15.0
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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_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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+36b61e5aa593cc60cc92fc548b0d351e414aee2a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e4b8e53967a4df115419e8b620a09a63c0753810594c66903c7ede95888b36f
[INFO] running `Command { std: "docker" "start" "-a" "3e4b8e53967a4df115419e8b620a09a63c0753810594c66903c7ede95888b36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e4b8e53967a4df115419e8b620a09a63c0753810594c66903c7ede95888b36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e4b8e53967a4df115419e8b620a09a63c0753810594c66903c7ede95888b36f", kill_on_drop: false }`
[INFO] [stdout] 3e4b8e53967a4df115419e8b620a09a63c0753810594c66903c7ede95888b36f
[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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+36b61e5aa593cc60cc92fc548b0d351e414aee2a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2317c7754103cc8016455f0d88f2c79b6352293a401540ef530d4b8c401c0214
[INFO] running `Command { std: "docker" "start" "-a" "2317c7754103cc8016455f0d88f2c79b6352293a401540ef530d4b8c401c0214", kill_on_drop: false }`
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[INFO] [stderr]     Checking egui_glium v0.15.0
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[INFO] [stderr]     Checking netbrowse v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Child`, `Sender`
[INFO] [stdout]  --> src/ipc.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     process::{Child, Stdio},
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 8 |     str::FromStr,
[INFO] [stdout] 9 |     sync::mpsc::{self, Receiver, Sender},
[INFO] [stdout]   |                                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Child`, `Sender`
[INFO] [stdout]  --> src/ipc.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     process::{Child, Stdio},
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 8 |     str::FromStr,
[INFO] [stdout] 9 |     sync::mpsc::{self, Receiver, Sender},
[INFO] [stdout]   |                                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/ipc.rs:163:21
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 Err(e) => {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/ipc.rs:163:21
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 Err(e) => {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `thread` is never read
[INFO] [stdout]    --> src/ipc.rs:175:5
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub struct AvahiSubprocess {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 175 |     thread: JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AvahiSubprocess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `thread` is never read
[INFO] [stdout]    --> src/ipc.rs:175:5
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub struct AvahiSubprocess {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 175 |     thread: JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AvahiSubprocess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[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 14.90s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "2317c7754103cc8016455f0d88f2c79b6352293a401540ef530d4b8c401c0214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2317c7754103cc8016455f0d88f2c79b6352293a401540ef530d4b8c401c0214", kill_on_drop: false }`
[INFO] [stdout] 2317c7754103cc8016455f0d88f2c79b6352293a401540ef530d4b8c401c0214