[INFO] fetching crate spcfile 1.2.3...
[INFO] testing spcfile-1.2.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate spcfile 1.2.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate spcfile 1.2.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate spcfile 1.2.3
[INFO] tweaked toml for crates.io crate spcfile 1.2.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spcfile 1.2.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spcfile 1.2.3 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc8d63e43456a8d86d99179932207e96b2ec34a1b56b4ac2f138487ac0d52be5
[INFO] running `Command { std: "docker" "start" "-a" "cc8d63e43456a8d86d99179932207e96b2ec34a1b56b4ac2f138487ac0d52be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc8d63e43456a8d86d99179932207e96b2ec34a1b56b4ac2f138487ac0d52be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc8d63e43456a8d86d99179932207e96b2ec34a1b56b4ac2f138487ac0d52be5", kill_on_drop: false }`
[INFO] [stdout] cc8d63e43456a8d86d99179932207e96b2ec34a1b56b4ac2f138487ac0d52be5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a45988af875af8026826e87a21a3f3893b7ec4655801b606822c4384dde8b988
[INFO] running `Command { std: "docker" "start" "-a" "a45988af875af8026826e87a21a3f3893b7ec4655801b606822c4384dde8b988", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling spcfile v1.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: feature `iterator_try_collect` is declared but not used
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iterator_try_collect)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `-D unused-features` implied by `-D unused`
[INFO] [stdout]   = help: to override `-D unused` add `#[allow(unused_features)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spcfile` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a45988af875af8026826e87a21a3f3893b7ec4655801b606822c4384dde8b988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a45988af875af8026826e87a21a3f3893b7ec4655801b606822c4384dde8b988", kill_on_drop: false }`
[INFO] [stdout] a45988af875af8026826e87a21a3f3893b7ec4655801b606822c4384dde8b988