[INFO] fetching crate idex 0.4.0...
[INFO] checking idex-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate idex 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate idex 0.4.0
[INFO] finished tweaking crates.io crate idex 0.4.0
[INFO] tweaked toml for crates.io crate idex 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate idex 0.4.0 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 idex 0.4.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a98c3c5bdbbd7e973f8c44610b856bacf6059f0068170a1a5e08e2409ed2c7ab
[INFO] running `Command { std: "docker" "start" "-a" "a98c3c5bdbbd7e973f8c44610b856bacf6059f0068170a1a5e08e2409ed2c7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a98c3c5bdbbd7e973f8c44610b856bacf6059f0068170a1a5e08e2409ed2c7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a98c3c5bdbbd7e973f8c44610b856bacf6059f0068170a1a5e08e2409ed2c7ab", kill_on_drop: false }`
[INFO] [stdout] a98c3c5bdbbd7e973f8c44610b856bacf6059f0068170a1a5e08e2409ed2c7ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bbbf1822879f7393b3aa336c232c127c95ee7ecc4417fe5b21dd0d90f7e359ce
[INFO] running `Command { std: "docker" "start" "-a" "bbbf1822879f7393b3aa336c232c127c95ee7ecc4417fe5b21dd0d90f7e359ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking winnow v0.6.18
[INFO] [stderr]    Compiling strict v0.2.0
[INFO] [stderr]     Checking compact_str v0.8.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking bstr v1.10.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking shellexpand v3.1.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling crokey-proc_macros v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking serde_spanned v0.6.7
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking globset v0.4.15
[INFO] [stderr]     Checking serde-tuple-vec-map v1.0.1
[INFO] [stderr]     Checking toml_edit v0.22.21
[INFO] [stderr]     Checking crokey v1.1.0
[INFO] [stderr]     Checking ascii-forge v0.2.13
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking idex v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:63:22
[INFO] [stdout]    |
[INFO] [stdout] 63 |             .map(|x| PathBuf::from_str(&x).unwrap())
[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 `idex` (bin "idex") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:63:22
[INFO] [stdout]    |
[INFO] [stdout] 63 |             .map(|x| PathBuf::from_str(&x).unwrap())
[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 `idex` (bin "idex" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "bbbf1822879f7393b3aa336c232c127c95ee7ecc4417fe5b21dd0d90f7e359ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbbf1822879f7393b3aa336c232c127c95ee7ecc4417fe5b21dd0d90f7e359ce", kill_on_drop: false }`
[INFO] [stdout] bbbf1822879f7393b3aa336c232c127c95ee7ecc4417fe5b21dd0d90f7e359ce