[INFO] fetching crate thinnbox 0.1.2...
[INFO] checking thinnbox-0.1.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate thinnbox 0.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate thinnbox 0.1.2
[INFO] finished tweaking crates.io crate thinnbox 0.1.2
[INFO] tweaked toml for crates.io crate thinnbox 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate thinnbox 0.1.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b292bcb6cbf5792c4f1d8d508ad6b70773932da4947e179e4924b1cceaddd8f
[INFO] running `Command { std: "docker" "start" "-a" "9b292bcb6cbf5792c4f1d8d508ad6b70773932da4947e179e4924b1cceaddd8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b292bcb6cbf5792c4f1d8d508ad6b70773932da4947e179e4924b1cceaddd8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b292bcb6cbf5792c4f1d8d508ad6b70773932da4947e179e4924b1cceaddd8f", kill_on_drop: false }`
[INFO] [stdout] 9b292bcb6cbf5792c4f1d8d508ad6b70773932da4947e179e4924b1cceaddd8f
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcfa201209a17f3ab2797ff4df6de0a59ed2d343ff86b11cf1caf15ae0c6c1c7
[INFO] running `Command { std: "docker" "start" "-a" "fcfa201209a17f3ab2797ff4df6de0a59ed2d343ff86b11cf1caf15ae0c6c1c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling docfg v0.1.0
[INFO] [stderr]     Checking thinnbox v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `$i::*`
[INFO] [stdout]   --> src/lib.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |             pub use $i::*;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 | flat_mod! { r#fn, iter, ops, future, ser_de, io }
[INFO] [stdout]    | ------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `flat_mod` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `pointer_byte_offsets` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pointer_byte_offsets,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `$i::*`
[INFO] [stdout]   --> src/lib.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |             pub use $i::*;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 | flat_mod! { r#fn, iter, ops, future, ser_de, io }
[INFO] [stdout]    | ------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `flat_mod` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `pointer_byte_offsets` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pointer_byte_offsets,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "fcfa201209a17f3ab2797ff4df6de0a59ed2d343ff86b11cf1caf15ae0c6c1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcfa201209a17f3ab2797ff4df6de0a59ed2d343ff86b11cf1caf15ae0c6c1c7", kill_on_drop: false }`
[INFO] [stdout] fcfa201209a17f3ab2797ff4df6de0a59ed2d343ff86b11cf1caf15ae0c6c1c7