[INFO] fetching crate strfmt 0.2.5...
[INFO] checking strfmt-0.2.5 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate strfmt 0.2.5 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate strfmt 0.2.5
[INFO] finished tweaking crates.io crate strfmt 0.2.5
[INFO] tweaked toml for crates.io crate strfmt 0.2.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate strfmt 0.2.5 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 strfmt 0.2.5 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d69d0d0f5da3ded2a3d5e8ed0f5be18dfc398841e9d8de9489151207c82e7022
[INFO] running `Command { std: "docker" "start" "-a" "d69d0d0f5da3ded2a3d5e8ed0f5be18dfc398841e9d8de9489151207c82e7022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d69d0d0f5da3ded2a3d5e8ed0f5be18dfc398841e9d8de9489151207c82e7022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d69d0d0f5da3ded2a3d5e8ed0f5be18dfc398841e9d8de9489151207c82e7022", kill_on_drop: false }`
[INFO] [stdout] d69d0d0f5da3ded2a3d5e8ed0f5be18dfc398841e9d8de9489151207c82e7022
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b01fb6c4ad8f056e7e7a8253cfcc863a03f979e7e470e1c89ae971823b8ceb0e
[INFO] running `Command { std: "docker" "start" "-a" "b01fb6c4ad8f056e7e7a8253cfcc863a03f979e7e470e1c89ae971823b8ceb0e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking strfmt v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/tests/strfmt.rs:200:15
[INFO] [stdout]     |
[INFO] [stdout] 200 |         match fmt.key.parse::<String>() {
[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 `strfmt` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b01fb6c4ad8f056e7e7a8253cfcc863a03f979e7e470e1c89ae971823b8ceb0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b01fb6c4ad8f056e7e7a8253cfcc863a03f979e7e470e1c89ae971823b8ceb0e", kill_on_drop: false }`
[INFO] [stdout] b01fb6c4ad8f056e7e7a8253cfcc863a03f979e7e470e1c89ae971823b8ceb0e