[INFO] fetching crate femto-gpt 0.2.0...
[INFO] checking femto-gpt-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate femto-gpt 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate femto-gpt 0.2.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate femto-gpt 0.2.0
[INFO] finished tweaking crates.io crate femto-gpt 0.2.0
[INFO] tweaked toml for crates.io crate femto-gpt 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate femto-gpt 0.2.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d35f3d19ff3a5828c6f734592a841a31baad00c269337cc1861f30590c63eb78
[INFO] running `Command { std: "docker" "start" "-a" "d35f3d19ff3a5828c6f734592a841a31baad00c269337cc1861f30590c63eb78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d35f3d19ff3a5828c6f734592a841a31baad00c269337cc1861f30590c63eb78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35f3d19ff3a5828c6f734592a841a31baad00c269337cc1861f30590c63eb78", kill_on_drop: false }`
[INFO] [stdout] d35f3d19ff3a5828c6f734592a841a31baad00c269337cc1861f30590c63eb78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cdc95269de48c3aae9e0cb1061878e4d7fac05090a9a32d796e3daab0fe7238
[INFO] running `Command { std: "docker" "start" "-a" "0cdc95269de48c3aae9e0cb1061878e4d7fac05090a9a32d796e3daab0fe7238", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]     Checking thiserror v1.0.61
[INFO] [stderr]     Checking serde v1.0.203
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking femto-gpt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `helper::*`
[INFO] [stdout]  --> src/tensor/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use helper::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `helper::*`
[INFO] [stdout]  --> src/tensor/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use helper::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.13s
[INFO] running `Command { std: "docker" "inspect" "0cdc95269de48c3aae9e0cb1061878e4d7fac05090a9a32d796e3daab0fe7238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cdc95269de48c3aae9e0cb1061878e4d7fac05090a9a32d796e3daab0fe7238", kill_on_drop: false }`
[INFO] [stdout] 0cdc95269de48c3aae9e0cb1061878e4d7fac05090a9a32d796e3daab0fe7238