[INFO] fetching crate config-tools 0.5.0...
[INFO] checking config-tools-0.5.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate config-tools 0.5.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate config-tools 0.5.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate config-tools 0.5.0
[INFO] tweaked toml for crates.io crate config-tools 0.5.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate config-tools 0.5.0 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 config-tools 0.5.0 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-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] 06a2563808018cb35a1f97941bcb5179341306ca487bb028e72e3a23250ac809
[INFO] running `Command { std: "docker" "start" "-a" "06a2563808018cb35a1f97941bcb5179341306ca487bb028e72e3a23250ac809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06a2563808018cb35a1f97941bcb5179341306ca487bb028e72e3a23250ac809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06a2563808018cb35a1f97941bcb5179341306ca487bb028e72e3a23250ac809", kill_on_drop: false }`
[INFO] [stdout] 06a2563808018cb35a1f97941bcb5179341306ca487bb028e72e3a23250ac809
[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] 0df7a595e1287b4026b710a619240bb068579a0b28f129347b9b396358b99418
[INFO] running `Command { std: "docker" "start" "-a" "0df7a595e1287b4026b710a619240bb068579a0b28f129347b9b396358b99418", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling once_cell v1.21.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]     Checking trim-in-place v0.1.7
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]     Checking ordered-multimap v0.7.3
[INFO] [stderr]     Checking rust-ini v0.21.1
[INFO] [stderr]     Checking tempfile v3.19.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling config_tools_derive v0.1.1
[INFO] [stderr]     Checking config-tools v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> examples/get_values.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug, FromSection)]
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]   = note: this error originates in the derive macro `FromSection` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `config-tools` (example "get_values") 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<String, Infallible>
[INFO] [stdout]  --> tests/derive_tests.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug, FromSection, PartialEq)]
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]   = note: this error originates in the derive macro `FromSection` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `config-tools` (test "derive_tests") due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> examples/from_section.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Debug, FromSection)]
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]   = note: this error originates in the derive macro `FromSection` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> examples/from_section.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, FromSection)]
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromSection` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `config-tools` (example "from_section") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0df7a595e1287b4026b710a619240bb068579a0b28f129347b9b396358b99418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df7a595e1287b4026b710a619240bb068579a0b28f129347b9b396358b99418", kill_on_drop: false }`
[INFO] [stdout] 0df7a595e1287b4026b710a619240bb068579a0b28f129347b9b396358b99418