[INFO] fetching crate ffmml 0.1.2...
[INFO] checking ffmml-0.1.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate ffmml 0.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ffmml 0.1.2
[INFO] finished tweaking crates.io crate ffmml 0.1.2
[INFO] tweaked toml for crates.io crate ffmml 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ffmml 0.1.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a60b34062bed704962b6090cadf5c6bcf45cab7ef8d5342d121eb5905d24c25b
[INFO] running `Command { std: "docker" "start" "-a" "a60b34062bed704962b6090cadf5c6bcf45cab7ef8d5342d121eb5905d24c25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a60b34062bed704962b6090cadf5c6bcf45cab7ef8d5342d121eb5905d24c25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60b34062bed704962b6090cadf5c6bcf45cab7ef8d5342d121eb5905d24c25b", kill_on_drop: false }`
[INFO] [stdout] a60b34062bed704962b6090cadf5c6bcf45cab7ef8d5342d121eb5905d24c25b
[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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4af9c94c21a3e6818b1b44cdcb6f2a93a4b280772b190e243f559a9642c1484e
[INFO] running `Command { std: "docker" "start" "-a" "4af9c94c21a3e6818b1b44cdcb6f2a93a4b280772b190e243f559a9642c1484e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling textparse_derive v0.1.0
[INFO] [stderr]     Checking textparse v0.1.0
[INFO] [stderr]     Checking ffmml v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/player.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn channels(&self) -> impl '_ + Iterator<Item = ChannelState> {
[INFO] [stdout]    |                     ^^^^^          --                   ------------ the lifetimes get resolved as `'_`
[INFO] [stdout]    |                     |              |
[INFO] [stdout]    |                     |              the lifetimes get resolved as `'_`
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn channels(&self) -> impl '_ + Iterator<Item = ChannelState<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/player.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn channels(&self) -> impl '_ + Iterator<Item = ChannelState> {
[INFO] [stdout]    |                     ^^^^^          --                   ------------ the lifetimes get resolved as `'_`
[INFO] [stdout]    |                     |              |
[INFO] [stdout]    |                     |              the lifetimes get resolved as `'_`
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn channels(&self) -> impl '_ + Iterator<Item = ChannelState<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.45s
[INFO] running `Command { std: "docker" "inspect" "4af9c94c21a3e6818b1b44cdcb6f2a93a4b280772b190e243f559a9642c1484e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af9c94c21a3e6818b1b44cdcb6f2a93a4b280772b190e243f559a9642c1484e", kill_on_drop: false }`
[INFO] [stdout] 4af9c94c21a3e6818b1b44cdcb6f2a93a4b280772b190e243f559a9642c1484e