[INFO] fetching crate notification-server 0.1.0...
[INFO] checking notification-server-0.1.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate notification-server 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate notification-server 0.1.0
[INFO] finished tweaking crates.io crate notification-server 0.1.0
[INFO] tweaked toml for crates.io crate notification-server 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate notification-server 0.1.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate notification-server 0.1.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16e627370187badc466d05118ce4e8aab0ab44f1596ee5166f15f977413241fc
[INFO] running `Command { std: "docker" "start" "-a" "16e627370187badc466d05118ce4e8aab0ab44f1596ee5166f15f977413241fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16e627370187badc466d05118ce4e8aab0ab44f1596ee5166f15f977413241fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16e627370187badc466d05118ce4e8aab0ab44f1596ee5166f15f977413241fc", kill_on_drop: false }`
[INFO] [stdout] 16e627370187badc466d05118ce4e8aab0ab44f1596ee5166f15f977413241fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2940d5727e4696dbca44dd336b240711ee30886a2d5120b3b8d55fe876c2d175
[INFO] running `Command { std: "docker" "start" "-a" "2940d5727e4696dbca44dd336b240711ee30886a2d5120b3b8d55fe876c2d175", kill_on_drop: false }`
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[INFO] [stderr]     Checking notification-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/notification.rs:243:26
[INFO] [stdout]     |
[INFO] [stdout] 243 |         .and_then(|file| (freedesktop_entry_parser::parse_entry(file).ok()))
[INFO] [stdout]     |                          ^                                                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 243 -         .and_then(|file| (freedesktop_entry_parser::parse_entry(file).ok()))
[INFO] [stdout] 243 +         .and_then(|file| freedesktop_entry_parser::parse_entry(file).ok() )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/notification.rs:243:26
[INFO] [stdout]     |
[INFO] [stdout] 243 |         .and_then(|file| (freedesktop_entry_parser::parse_entry(file).ok()))
[INFO] [stdout]     |                          ^                                                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 243 -         .and_then(|file| (freedesktop_entry_parser::parse_entry(file).ok()))
[INFO] [stdout] 243 +         .and_then(|file| freedesktop_entry_parser::parse_entry(file).ok() )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/config.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn from_arg_matches(matches: &ArgMatches, crate_setup: CrateSetup) -> Self {
[INFO] [stdout]    |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `management_handle`
[INFO] [stdout]   --> src/main.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let management_handle = tokio::task::spawn(management::run_message_handlers(
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_management_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `base_dirs` is never read
[INFO] [stdout]  --> src/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Config {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 7 |     pub crate_setup: CrateSetup,
[INFO] [stdout] 8 |     pub base_dirs: xdg::BaseDirectories,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `category` is never read
[INFO] [stdout]   --> src/notification.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Notification {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub category: Option<Category>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Notification` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/notification.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |     Unknown(String),
[INFO] [stdout]     |     ------- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Category` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 103 -     Unknown(String),
[INFO] [stdout] 103 +     Unknown(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]    --> src/windowing.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 113 | struct WindowingData {
[INFO] [stdout]     |        ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub context: MainContext,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/config.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn from_arg_matches(matches: &ArgMatches, crate_setup: CrateSetup) -> Self {
[INFO] [stdout]    |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `management_handle`
[INFO] [stdout]   --> src/main.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let management_handle = tokio::task::spawn(management::run_message_handlers(
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_management_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `base_dirs` is never read
[INFO] [stdout]  --> src/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Config {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 7 |     pub crate_setup: CrateSetup,
[INFO] [stdout] 8 |     pub base_dirs: xdg::BaseDirectories,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `category` is never read
[INFO] [stdout]   --> src/notification.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Notification {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub category: Option<Category>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Notification` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/notification.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |     Unknown(String),
[INFO] [stdout]     |     ------- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Category` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 103 -     Unknown(String),
[INFO] [stdout] 103 +     Unknown(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]    --> src/windowing.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 113 | struct WindowingData {
[INFO] [stdout]     |        ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub context: MainContext,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "2940d5727e4696dbca44dd336b240711ee30886a2d5120b3b8d55fe876c2d175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2940d5727e4696dbca44dd336b240711ee30886a2d5120b3b8d55fe876c2d175", kill_on_drop: false }`
[INFO] [stdout] 2940d5727e4696dbca44dd336b240711ee30886a2d5120b3b8d55fe876c2d175
