[INFO] fetching crate freedesktop-icons-greedy 0.2.6...
[INFO] checking freedesktop-icons-greedy-0.2.6 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate freedesktop-icons-greedy 0.2.6 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate freedesktop-icons-greedy 0.2.6
[INFO] finished tweaking crates.io crate freedesktop-icons-greedy 0.2.6
[INFO] tweaked toml for crates.io crate freedesktop-icons-greedy 0.2.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate freedesktop-icons-greedy 0.2.6 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 170 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding dirs v4.0.0 (available: v6.0.0)
[INFO] [stderr]       Adding gtk4 v0.4.9 (available: v0.10.2)
[INFO] [stderr]       Adding itertools v0.11.0 (available: v0.14.0)
[INFO] [stderr]       Adding rust-ini v0.18.0 (available: v0.21.3)
[INFO] [stderr]       Adding speculoos v0.9.0 (available: v0.13.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding xdg v2.5.2 (available: v3.0.0)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3997165d6885a378b2fb0d02410b71dc3637e1bcb96cadf9b5ef28ae060aceef
[INFO] running `Command { std: "docker" "start" "-a" "3997165d6885a378b2fb0d02410b71dc3637e1bcb96cadf9b5ef28ae060aceef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3997165d6885a378b2fb0d02410b71dc3637e1bcb96cadf9b5ef28ae060aceef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3997165d6885a378b2fb0d02410b71dc3637e1bcb96cadf9b5ef28ae060aceef", kill_on_drop: false }`
[INFO] [stdout] 3997165d6885a378b2fb0d02410b71dc3637e1bcb96cadf9b5ef28ae060aceef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ab4388ce967c0ab09e77802c51c9c89702fc743e5238a49059e68cb40a11dd26
[INFO] running `Command { std: "docker" "start" "-a" "ab4388ce967c0ab09e77802c51c9c89702fc743e5238a49059e68cb40a11dd26", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling version-compare v0.2.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling gio v0.15.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ahash v0.4.8
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]     Checking num-bigint v0.1.45
[INFO] [stderr]     Checking dlv-list v0.3.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]     Checking ordered-multimap v0.4.3
[INFO] [stderr]     Checking dlv-list v0.2.3
[INFO] [stderr]     Checking ordered-multimap v0.3.1
[INFO] [stderr]     Checking num-rational v0.1.43
[INFO] [stderr]     Checking rust-ini v0.17.0
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking num v0.1.43
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking rust-ini v0.18.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking freedesktop_entry_parser v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking speculoos v0.9.0
[INFO] [stderr]     Checking linicon-theme v1.2.0
[INFO] [stderr]     Checking file-locker v1.1.4
[INFO] [stderr]     Checking linicon v2.3.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking freedesktop-icons-greedy v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]  --> src/theme/directories.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Directory<'a> {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     pub context: Option<&'a str>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Directory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (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:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn lookup(name: &str) -> LookupBuilder {
[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] 112 | pub fn lookup(name: &str) -> LookupBuilder<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/theme/parse.rs:6:39
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub(super) fn get_all_directories(&self) -> impl Iterator<Item = Directory> {
[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] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub(super) fn get_all_directories(&self) -> impl Iterator<Item = Directory<'_>> {
[INFO] [stdout]   |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/theme/parse.rs:49:61
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn get_directory<'a>(&'a self, name: &'a str) -> Option<Directory> {
[INFO] [stdout]    |                           --              --                ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |               |
[INFO] [stdout]    |                           |               the lifetime is named here
[INFO] [stdout]    |                           the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn get_directory<'a>(&'a self, name: &'a str) -> Option<Directory<'a>> {
[INFO] [stdout]    |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/theme/paths.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 .chain(PathBuf::from_str("/usr/share").into_iter()) // /usr/share
[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: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/theme/paths.rs:24:24
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 .chain(PathBuf::from_str("/usr/local/share").into_iter()) // /usr/local/share
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `freedesktop-icons-greedy` (lib) due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ab4388ce967c0ab09e77802c51c9c89702fc743e5238a49059e68cb40a11dd26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4388ce967c0ab09e77802c51c9c89702fc743e5238a49059e68cb40a11dd26", kill_on_drop: false }`
[INFO] [stdout] ab4388ce967c0ab09e77802c51c9c89702fc743e5238a49059e68cb40a11dd26