[INFO] fetching crate confique 0.4.0...
[INFO] checking confique-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate confique 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate confique 0.4.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate confique 0.4.0
[INFO] tweaked toml for crates.io crate confique 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate confique 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 confique 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e4264e308803e829100ea3ad921606816e6568e4f89cc6139bfacdf17d6de52b
[INFO] running `Command { std: "docker" "start" "-a" "e4264e308803e829100ea3ad921606816e6568e4f89cc6139bfacdf17d6de52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4264e308803e829100ea3ad921606816e6568e4f89cc6139bfacdf17d6de52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4264e308803e829100ea3ad921606816e6568e4f89cc6139bfacdf17d6de52b", kill_on_drop: false }`
[INFO] [stdout] e4264e308803e829100ea3ad921606816e6568e4f89cc6139bfacdf17d6de52b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c80738816f477d3a5bbecc7be40d27212d80e475e41b2d531b77c92cbf4eae8f
[INFO] running `Command { std: "docker" "start" "-a" "c80738816f477d3a5bbecc7be40d27212d80e475e41b2d531b77c92cbf4eae8f", kill_on_drop: false }`
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking clap_builder v4.5.50
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling confique-macro v0.0.13
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling typed-builder-macro v0.23.0
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]     Checking typed-builder v0.23.0
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]     Checking clap v4.5.50
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking confique v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Format>, Infallible>
[INFO] [stdout]   --> examples/parse_env.rs:34:66
[INFO] [stdout]    |
[INFO] [stdout] 34 |   fn parse_formats(input: &str) -> Result<Vec<Format>, Infallible> {
[INFO] [stdout]    |  __________________________________________________________________^
[INFO] [stdout] 35 | |     let mut result = Vec::new();
[INFO] [stdout] 36 | |
[INFO] [stdout] 37 | |     if input.contains("toml") {
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     Ok(result)
[INFO] [stdout] 51 | | }
[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: Result<Vec<Format>, Infallible>
[INFO] [stdout]   --> examples/parse_env.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     Ok(result)
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `confique` (example "parse_env") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<DummyCollection, Infallible>
[INFO] [stdout]    --> tests/general.rs:301:90
[INFO] [stdout]     |
[INFO] [stdout] 301 |   pub(crate) fn parse_dummy_collection(input: &str) -> Result<DummyCollection, Infallible> {
[INFO] [stdout]     |  __________________________________________________________________________________________^
[INFO] [stdout] 302 | |     Ok(DummyCollection(
[INFO] [stdout] 303 | |         input.split(',').map(ToString::to_string).collect(),
[INFO] [stdout] 304 | |     ))
[INFO] [stdout] 305 | | }
[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: Result<DummyCollection, Infallible>
[INFO] [stdout]    --> tests/general.rs:302:5
[INFO] [stdout]     |
[INFO] [stdout] 302 | /     Ok(DummyCollection(
[INFO] [stdout] 303 | |         input.split(',').map(ToString::to_string).collect(),
[INFO] [stdout] 304 | |     ))
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `confique` (test "general") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c80738816f477d3a5bbecc7be40d27212d80e475e41b2d531b77c92cbf4eae8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80738816f477d3a5bbecc7be40d27212d80e475e41b2d531b77c92cbf4eae8f", kill_on_drop: false }`
[INFO] [stdout] c80738816f477d3a5bbecc7be40d27212d80e475e41b2d531b77c92cbf4eae8f
