[INFO] fetching crate serde_yamlinator 0.1.0...
[INFO] checking serde_yamlinator-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate serde_yamlinator 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate serde_yamlinator 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde_yamlinator 0.1.0
[INFO] tweaked toml for crates.io crate serde_yamlinator 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_yamlinator 0.1.0 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 serde_yamlinator 0.1.0 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] 68f3ccb177d08435360e6289c1da027ae90cf923ad8f0c9c1148ea14727a185b
[INFO] running `Command { std: "docker" "start" "-a" "68f3ccb177d08435360e6289c1da027ae90cf923ad8f0c9c1148ea14727a185b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68f3ccb177d08435360e6289c1da027ae90cf923ad8f0c9c1148ea14727a185b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f3ccb177d08435360e6289c1da027ae90cf923ad8f0c9c1148ea14727a185b", kill_on_drop: false }`
[INFO] [stdout] 68f3ccb177d08435360e6289c1da027ae90cf923ad8f0c9c1148ea14727a185b
[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] ee4dd9b76ffe20d415a6aa42c6964d84b24f9a9c01a17a5f16175576121cd8d2
[INFO] running `Command { std: "docker" "start" "-a" "ee4dd9b76ffe20d415a6aa42c6964d84b24f9a9c01a17a5f16175576121cd8d2", kill_on_drop: false }`
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking arraydeque v0.5.1
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking hashlink v0.10.0
[INFO] [stderr]     Checking yaml-rust2 v0.10.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking serde_yamlinator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/de.rs:223:34
[INFO] [stdout]     |
[INFO] [stdout] 223 |         return visitor.visit_i64(i.try_into().map_err(Self::Error::custom)?);
[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 `serde_yamlinator` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde_yamlinator` (lib test) due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/de.rs:223:34
[INFO] [stdout]     |
[INFO] [stdout] 223 |         return visitor.visit_i64(i.try_into().map_err(Self::Error::custom)?);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee4dd9b76ffe20d415a6aa42c6964d84b24f9a9c01a17a5f16175576121cd8d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee4dd9b76ffe20d415a6aa42c6964d84b24f9a9c01a17a5f16175576121cd8d2", kill_on_drop: false }`
[INFO] [stdout] ee4dd9b76ffe20d415a6aa42c6964d84b24f9a9c01a17a5f16175576121cd8d2
