[INFO] cloning repository https://github.com/laxect/changeup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/laxect/changeup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaxect%2Fchangeup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaxect%2Fchangeup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a12a052bca28050ccdfcca03869a6d1489a7ec72
[INFO] checking laxect/changeup 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%2Flaxect%2Fchangeup" "/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/laxect/changeup
[INFO] finished tweaking git repo https://github.com/laxect/changeup
[INFO] tweaked toml for git repo https://github.com/laxect/changeup written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/laxect/changeup 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/laxect/changeup 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] 66eadeae49568c5972f4f422c09bc74da3dd4ae4f1bc5e06fea2299ce428f9b1
[INFO] running `Command { std: "docker" "start" "-a" "66eadeae49568c5972f4f422c09bc74da3dd4ae4f1bc5e06fea2299ce428f9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66eadeae49568c5972f4f422c09bc74da3dd4ae4f1bc5e06fea2299ce428f9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66eadeae49568c5972f4f422c09bc74da3dd4ae4f1bc5e06fea2299ce428f9b1", kill_on_drop: false }`
[INFO] [stdout] 66eadeae49568c5972f4f422c09bc74da3dd4ae4f1bc5e06fea2299ce428f9b1
[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] 5495eaa6275e7b8e9117f46eeaaf4001f386d2f5a574c18148315b07a886a012
[INFO] running `Command { std: "docker" "start" "-a" "5495eaa6275e7b8e9117f46eeaaf4001f386d2f5a574c18148315b07a886a012", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]    Compiling async-io v1.8.0
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking owo-colors v3.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.15
[INFO] [stderr]     Checking eyre v0.6.8
[INFO] [stderr]     Checking ordered-stream v0.0.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking nix v0.24.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tracing-journald v0.3.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking async-broadcast v0.4.1
[INFO] [stderr]     Checking async-pidfd v0.1.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling enumflags2_derive v0.7.4
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]    Compiling clap_derive v3.2.17
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling serde_repr v0.1.9
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]    Compiling proc-macro-crate v1.2.1
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]    Compiling zvariant_derive v3.6.0
[INFO] [stderr]    Compiling zbus_macros v3.0.0
[INFO] [stderr]     Checking clap v3.2.17
[INFO] [stderr]     Checking futures-executor v0.3.23
[INFO] [stderr]     Checking futures v0.3.23
[INFO] [stderr]     Checking enumflags2 v0.7.5
[INFO] [stderr]     Checking zvariant v3.6.0
[INFO] [stderr]     Checking swayipc-types v1.1.2
[INFO] [stderr]     Checking zbus_names v2.2.0
[INFO] [stderr]     Checking swayipc-async v2.0.1
[INFO] [stderr]     Checking zbus v3.0.0
[INFO] [stderr]     Checking changeup v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Rule`
[INFO] [stdout]   --> src/station.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use rule::{Rule, RuleSet};
[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: `Rule`
[INFO] [stdout]   --> src/station.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use rule::{Rule, RuleSet};
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:47:15
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn id(&self) -> Cow<str> {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn id(&self) -> Cow<'_, str> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:47:15
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn id(&self) -> Cow<str> {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn id(&self) -> Cow<'_, str> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/bin/changeup-client.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Config { path: PathBuf },
[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/changeup-client.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Focus { target: 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/changeup-client.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     RuleFocus { target: String },
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/bin/changeup-client.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Config { path: PathBuf },
[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/changeup-client.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Focus { target: 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/changeup-client.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     RuleFocus { target: String },
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `changeup` (bin "changeup-client" test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `changeup` (bin "changeup-client") due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     config: Option<PathBuf>,
[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 `changeup` (bin "changeup") due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     config: Option<PathBuf>,
[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 `changeup` (bin "changeup" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5495eaa6275e7b8e9117f46eeaaf4001f386d2f5a574c18148315b07a886a012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5495eaa6275e7b8e9117f46eeaaf4001f386d2f5a574c18148315b07a886a012", kill_on_drop: false }`
[INFO] [stdout] 5495eaa6275e7b8e9117f46eeaaf4001f386d2f5a574c18148315b07a886a012