[INFO] cloning repository https://github.com/zhxie/playwith [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhxie/playwith" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhxie%2Fplaywith", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhxie%2Fplaywith'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f2f0e764bf3abf20dca1d2a907c95b9d38186916 [INFO] checking zhxie/playwith against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhxie%2Fplaywith" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/zhxie/playwith [INFO] finished tweaking git repo https://github.com/zhxie/playwith [INFO] tweaked toml for git repo https://github.com/zhxie/playwith written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/zhxie/playwith 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 git repo https://github.com/zhxie/playwith 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] e39958d762acbdd5fe4487783261c672fd2cf7bb0ca8b998f4d4e51949cf009f [INFO] running `Command { std: "docker" "start" "-a" "e39958d762acbdd5fe4487783261c672fd2cf7bb0ca8b998f4d4e51949cf009f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e39958d762acbdd5fe4487783261c672fd2cf7bb0ca8b998f4d4e51949cf009f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e39958d762acbdd5fe4487783261c672fd2cf7bb0ca8b998f4d4e51949cf009f", kill_on_drop: false }` [INFO] [stdout] e39958d762acbdd5fe4487783261c672fd2cf7bb0ca8b998f4d4e51949cf009f [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] c1e79a2267849f31287426d12593dec10015e19f8552adfd7ebade55e31b99b1 [INFO] running `Command { std: "docker" "start" "-a" "c1e79a2267849f31287426d12593dec10015e19f8552adfd7ebade55e31b99b1", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Compiling libdbus-sys v0.2.2 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking getrandom v0.2.4 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking nix v0.23.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling futures-macro v0.3.19 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling custom_debug_derive v0.5.0 [INFO] [stderr] Compiling strum_macros v0.23.1 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling displaydoc v0.2.3 [INFO] [stderr] Checking tokio v1.16.1 [INFO] [stderr] Checking custom_debug v0.5.0 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking strum v0.23.0 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking dbus v0.9.5 [INFO] [stderr] Checking futures-executor v0.3.19 [INFO] [stderr] Checking futures v0.3.19 [INFO] [stderr] Checking tokio-stream v0.1.8 [INFO] [stderr] Checking dbus-tokio v0.7.5 [INFO] [stderr] Checking dbus-crossroads v0.5.0 [INFO] [stderr] Compiling bluer v0.13.2 [INFO] [stderr] Checking playwith v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/protocol/mod.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | let t: Type = value[1].try_into()?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timer` [INFO] [stdout] --> src/protocol/mod.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | let timer = value[2]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/protocol/mod.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | let t: Type = value[1].try_into()?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timer` [INFO] [stdout] --> src/protocol/mod.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | let timer = value[2]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `RECV_MTU` is never used [INFO] [stdout] --> src/lib.rs:228:7 [INFO] [stdout] | [INFO] [stdout] 228 | const RECV_MTU: usize = 50; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/protocol/mod.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct Output { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 55 | direction: Direction, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 56 | t: Type, [INFO] [stdout] | ^ [INFO] [stdout] 57 | timer: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 58 | left_rumble: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 59 | right_rumble: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 60 | subcommand: Option, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 61 | data: Option>, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `RECV_MTU` is never used [INFO] [stdout] --> src/lib.rs:228:7 [INFO] [stdout] | [INFO] [stdout] 228 | const RECV_MTU: usize = 50; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/protocol/mod.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct Output { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 55 | direction: Direction, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 56 | t: Type, [INFO] [stdout] | ^ [INFO] [stdout] 57 | timer: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 58 | left_rumble: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 59 | right_rumble: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 60 | subcommand: Option, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 61 | data: Option>, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | / #[structopt(long, short, help = "Adapter", value_name = "ADAPTER")] [INFO] [stdout] 74 | | pub adapter: Option, [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 [INFO] [stdout] --> src/main.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | / #[structopt(long, short, help = "Adapter", value_name = "ADAPTER")] [INFO] [stdout] 74 | | pub adapter: Option, [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `playwith` (bin "playwith" test) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `playwith` (bin "playwith") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "c1e79a2267849f31287426d12593dec10015e19f8552adfd7ebade55e31b99b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1e79a2267849f31287426d12593dec10015e19f8552adfd7ebade55e31b99b1", kill_on_drop: false }` [INFO] [stdout] c1e79a2267849f31287426d12593dec10015e19f8552adfd7ebade55e31b99b1