[INFO] fetching crate pi_ecs_old 0.1.1...
[INFO] testing pi_ecs_old-0.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate pi_ecs_old 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pi_ecs_old 0.1.1
[INFO] finished tweaking crates.io crate pi_ecs_old 0.1.1
[INFO] tweaked toml for crates.io crate pi_ecs_old 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_ecs_old 0.1.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pi_ecs_old 0.1.1 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63474f6ea8f048aed8553872fa3a60464d856b668faf2d3318a61d3ee63beb42
[INFO] running `Command { std: "docker" "start" "-a" "63474f6ea8f048aed8553872fa3a60464d856b668faf2d3318a61d3ee63beb42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63474f6ea8f048aed8553872fa3a60464d856b668faf2d3318a61d3ee63beb42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63474f6ea8f048aed8553872fa3a60464d856b668faf2d3318a61d3ee63beb42", kill_on_drop: false }`
[INFO] [stdout] 63474f6ea8f048aed8553872fa3a60464d856b668faf2d3318a61d3ee63beb42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6933fbd2c1fd24cc7eda9832240a90af4a85f9d4899ecd688754d96e41cec5d
[INFO] running `Command { std: "docker" "start" "-a" "c6933fbd2c1fd24cc7eda9832240a90af4a85f9d4899ecd688754d96e41cec5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling pi_data_view v0.1.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pi_share v0.1.0
[INFO] [stderr]    Compiling pi_slab v0.1.0
[INFO] [stderr]    Compiling pi_debug_info v0.1.0
[INFO] [stderr]    Compiling pi_time v0.1.0
[INFO] [stderr]    Compiling pi_any v0.1.1
[INFO] [stderr]    Compiling im v13.0.0
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pi_share-0.1.0/src/lock.rs:53:15
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl<T> const From<T> for LockCell<T> {
[INFO] [stdout]    |               ^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = help: add `#![feature(const_from)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-08-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_from`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pi_share-0.1.0/src/atomic.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<T> const From<T> for AtomicCell<T> {
[INFO] [stdout]    |               ^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143773 <https://github.com/rust-lang/rust/issues/143773> for more information
[INFO] [stdout]    = help: add `#![feature(const_from)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-08-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling pi_pointer v0.1.0
[INFO] [stderr] error: could not compile `pi_share` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c6933fbd2c1fd24cc7eda9832240a90af4a85f9d4899ecd688754d96e41cec5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6933fbd2c1fd24cc7eda9832240a90af4a85f9d4899ecd688754d96e41cec5d", kill_on_drop: false }`
[INFO] [stdout] c6933fbd2c1fd24cc7eda9832240a90af4a85f9d4899ecd688754d96e41cec5d