[INFO] fetching crate tinybox 0.3.1...
[INFO] checking tinybox-0.3.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124305
[INFO] extracting crate tinybox 0.3.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate tinybox 0.3.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tinybox 0.3.1
[INFO] finished tweaking crates.io crate tinybox 0.3.1
[INFO] tweaked toml for crates.io crate tinybox 0.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e920b4fe135b5b0c79a716f0e0c6e072f4b107d5dafba8f66bff0f0cd908f0b
[INFO] running `Command { std: "docker" "start" "-a" "8e920b4fe135b5b0c79a716f0e0c6e072f4b107d5dafba8f66bff0f0cd908f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e920b4fe135b5b0c79a716f0e0c6e072f4b107d5dafba8f66bff0f0cd908f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e920b4fe135b5b0c79a716f0e0c6e072f4b107d5dafba8f66bff0f0cd908f0b", kill_on_drop: false }`
[INFO] [stdout] 8e920b4fe135b5b0c79a716f0e0c6e072f4b107d5dafba8f66bff0f0cd908f0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d6f709bf3196217817cbd4f04e0d4a8b63f6d0952dcf0f30d361d3b95177ee1
[INFO] running `Command { std: "docker" "start" "-a" "6d6f709bf3196217817cbd4f04e0d4a8b63f6d0952dcf0f30d361d3b95177ee1", kill_on_drop: false }`
[INFO] [stderr]     Checking tinybox v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:55:13
[INFO] [stdout]     |
[INFO] [stdout] 55  |             $crate::__forget(val);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `usize`
[INFO] [stdout] ...
[INFO] [stdout] 516 |         let tiny = tinybox!(dyn Any => 12345usize);
[INFO] [stdout]     |                    ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(forgetting_copy_types)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `tinybox` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:55:13
[INFO] [stdout]     |
[INFO] [stdout] 55  |             $crate::__forget(val);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `[usize; 2]`
[INFO] [stdout] ...
[INFO] [stdout] 520 |         let big: TinyBox<dyn Any> = tinybox!(dyn Any => [12345usize, 5678]);
[INFO] [stdout]     |                                     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: this warning originates in the macro `tinybox` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:55:13
[INFO] [stdout]     |
[INFO] [stdout] 55  |             $crate::__forget(val);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `[usize; 2]`
[INFO] [stdout] ...
[INFO] [stdout] 524 |         let tiny_sized: TinyBoxSized<dyn Any, 1> = tinybox!(dyn Any => [12345usize, 5678]; 1);
[INFO] [stdout]     |                                                    ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: this warning originates in the macro `tinybox` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:55:13
[INFO] [stdout]     |
[INFO] [stdout] 55  |             $crate::__forget(val);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `[usize; 3]`
[INFO] [stdout] ...
[INFO] [stdout] 528 |         let big_sized: TinyBoxSized<dyn Any, 1> = tinybox!(dyn Any => [12345usize, 5678, 4567]; 1);
[INFO] [stdout]     |                                                   ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: this warning originates in the macro `tinybox` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:55:13
[INFO] [stdout]     |
[INFO] [stdout] 55  |             $crate::__forget(val);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `usize`
[INFO] [stdout] ...
[INFO] [stdout] 535 |         let tiny = tinybox!(dyn Any => 12345usize);
[INFO] [stdout]     |                    ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: this warning originates in the macro `tinybox` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:55:13
[INFO] [stdout]     |
[INFO] [stdout] 55  |             $crate::__forget(val);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `[usize; 2]`
[INFO] [stdout] ...
[INFO] [stdout] 539 |         let big: TinyBox<dyn Any> = tinybox!(dyn Any => [12345usize, 5678]);
[INFO] [stdout]     |                                     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: this warning originates in the macro `tinybox` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:55:13
[INFO] [stdout]     |
[INFO] [stdout] 55  |             $crate::__forget(val);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `[usize; 2]`
[INFO] [stdout] ...
[INFO] [stdout] 543 |         let tiny_sized: TinyBoxSized<dyn Any, 1> = tinybox!(dyn Any => [12345usize, 5678]; 1);
[INFO] [stdout]     |                                                    ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: this warning originates in the macro `tinybox` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:55:13
[INFO] [stdout]     |
[INFO] [stdout] 55  |             $crate::__forget(val);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^---^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              argument has type `[usize; 3]`
[INFO] [stdout] ...
[INFO] [stdout] 547 |         let big_sized: TinyBoxSized<dyn Any, 1> = tinybox!(dyn Any => [12345usize, 5678, 4567]; 1);
[INFO] [stdout]     |                                                   ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: this warning originates in the macro `tinybox` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "6d6f709bf3196217817cbd4f04e0d4a8b63f6d0952dcf0f30d361d3b95177ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d6f709bf3196217817cbd4f04e0d4a8b63f6d0952dcf0f30d361d3b95177ee1", kill_on_drop: false }`
[INFO] [stdout] 6d6f709bf3196217817cbd4f04e0d4a8b63f6d0952dcf0f30d361d3b95177ee1