[INFO] fetching crate xidlehook 0.10.0...
[INFO] checking xidlehook-0.10.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate xidlehook 0.10.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate xidlehook 0.10.0
[INFO] finished tweaking crates.io crate xidlehook 0.10.0
[INFO] tweaked toml for crates.io crate xidlehook 0.10.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xidlehook 0.10.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xidlehook 0.10.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48d9b6ae9d0964923bcad37c9f4e026aa39483ce046bfd71a09222bf6df56919
[INFO] running `Command { std: "docker" "start" "-a" "48d9b6ae9d0964923bcad37c9f4e026aa39483ce046bfd71a09222bf6df56919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48d9b6ae9d0964923bcad37c9f4e026aa39483ce046bfd71a09222bf6df56919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d9b6ae9d0964923bcad37c9f4e026aa39483ce046bfd71a09222bf6df56919", kill_on_drop: false }`
[INFO] [stdout] 48d9b6ae9d0964923bcad37c9f4e026aa39483ce046bfd71a09222bf6df56919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95cfe69d23cdd0ee91564d252a6a96abadc9fdc339b4c818b18bbd959f701d98
[INFO] running `Command { std: "docker" "start" "-a" "95cfe69d23cdd0ee91564d252a6a96abadc9fdc339b4c818b18bbd959f701d98", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking pin-project-lite v0.2.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling libpulse-sys v1.18.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking libpulse-binding v2.23.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking xidlehook-core v0.3.0
[INFO] [stderr]     Checking xidlehook v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/main.rs:156:24
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     if let Err(err) = socket::main_loop(&address, socket_tx).await {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/xidlehook-client.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | /     /// Listen to a unix socket at this address for events.
[INFO] [stdout] 27 | |     /// Each event is one line of JSON data.
[INFO] [stdout] 28 | |     #[structopt(long)]
[INFO] [stdout] 29 | |     socket: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/xidlehook-client.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | /         /// The shell command to run on activation, *not* passed to
[INFO] [stdout] 48 | |         /// "sh -c" (unlike the regular application)
[INFO] [stdout] 49 | |         #[structopt(long, value_terminator = ";", allow_hyphen_values = true)]
[INFO] [stdout] 50 | |         activation: Vec<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/xidlehook-client.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | /         /// The shell command to run on abortion/cancellation (when
[INFO] [stdout] 52 | |         /// the users stops being idle before the timer was
[INFO] [stdout] 53 | |         /// deactivated)
[INFO] [stdout] 54 | |         #[structopt(long, value_terminator = ";", allow_hyphen_values = true)]
[INFO] [stdout] 55 | |         abortion: Vec<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/xidlehook-client.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 | /         /// The shell command to run when the next timer was activated
[INFO] [stdout] 57 | |         /// instead. Not present in the regular application as it is
[INFO] [stdout] 58 | |         /// not needed when you can control all the timers (my
[INFO] [stdout] 59 | |         /// deactivation = next timer's activation basically)
[INFO] [stdout] 60 | |         #[structopt(long, value_terminator = ";", allow_hyphen_values = true)]
[INFO] [stdout] 61 | |         deactivation: Vec<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xidlehook` (bin "xidlehook-client" test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | /     /// The duration is the number of seconds of inactivity which
[INFO] [stdout] 62 | |     /// should trigger this timer.
[INFO] [stdout] 63 | |     ///
[INFO] [stdout] 64 | |     /// The command is what is invoked when the idle duration is
[INFO] [stdout] ...  |
[INFO] [stdout] 70 | |     #[structopt(long, conflicts_with("print"), required_unless("print"), value_names = &["duration", "command", "canceller"])]
[INFO] [stdout] 71 | |     pub timer: Vec<String>,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | /     /// Listen to a unix socket at this address for events.
[INFO] [stdout] 74 | |     /// Each event is one line of JSON data.
[INFO] [stdout] 75 | |     #[structopt(long, conflicts_with("print"))]
[INFO] [stdout] 76 | |     pub socket: Option<String>,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xidlehook` (bin "xidlehook" test) due to 2 previous errors; 1 warning emitted
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/main.rs:156:24
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     if let Err(err) = socket::main_loop(&address, socket_tx).await {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/xidlehook-client.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | /     /// Listen to a unix socket at this address for events.
[INFO] [stdout] 27 | |     /// Each event is one line of JSON data.
[INFO] [stdout] 28 | |     #[structopt(long)]
[INFO] [stdout] 29 | |     socket: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/xidlehook-client.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | /         /// The shell command to run on activation, *not* passed to
[INFO] [stdout] 48 | |         /// "sh -c" (unlike the regular application)
[INFO] [stdout] 49 | |         #[structopt(long, value_terminator = ";", allow_hyphen_values = true)]
[INFO] [stdout] 50 | |         activation: Vec<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/xidlehook-client.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | /         /// The shell command to run on abortion/cancellation (when
[INFO] [stdout] 52 | |         /// the users stops being idle before the timer was
[INFO] [stdout] 53 | |         /// deactivated)
[INFO] [stdout] 54 | |         #[structopt(long, value_terminator = ";", allow_hyphen_values = true)]
[INFO] [stdout] 55 | |         abortion: Vec<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/xidlehook-client.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 | /         /// The shell command to run when the next timer was activated
[INFO] [stdout] 57 | |         /// instead. Not present in the regular application as it is
[INFO] [stdout] 58 | |         /// not needed when you can control all the timers (my
[INFO] [stdout] 59 | |         /// deactivation = next timer's activation basically)
[INFO] [stdout] 60 | |         #[structopt(long, value_terminator = ";", allow_hyphen_values = true)]
[INFO] [stdout] 61 | |         deactivation: Vec<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xidlehook` (bin "xidlehook-client") due to 4 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | /     /// The duration is the number of seconds of inactivity which
[INFO] [stdout] 62 | |     /// should trigger this timer.
[INFO] [stdout] 63 | |     ///
[INFO] [stdout] 64 | |     /// The command is what is invoked when the idle duration is
[INFO] [stdout] ...  |
[INFO] [stdout] 70 | |     #[structopt(long, conflicts_with("print"), required_unless("print"), value_names = &["duration", "command", "canceller"])]
[INFO] [stdout] 71 | |     pub timer: Vec<String>,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | /     /// Listen to a unix socket at this address for events.
[INFO] [stdout] 74 | |     /// Each event is one line of JSON data.
[INFO] [stdout] 75 | |     #[structopt(long, conflicts_with("print"))]
[INFO] [stdout] 76 | |     pub socket: Option<String>,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xidlehook` (bin "xidlehook") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "95cfe69d23cdd0ee91564d252a6a96abadc9fdc339b4c818b18bbd959f701d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95cfe69d23cdd0ee91564d252a6a96abadc9fdc339b4c818b18bbd959f701d98", kill_on_drop: false }`
[INFO] [stdout] 95cfe69d23cdd0ee91564d252a6a96abadc9fdc339b4c818b18bbd959f701d98
