[INFO] fetching crate stackbox 0.1.2...
[INFO] checking stackbox-0.1.2 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate stackbox 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate stackbox 0.1.2 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate stackbox 0.1.2
[INFO] finished tweaking crates.io crate stackbox 0.1.2
[INFO] tweaked toml for crates.io crate stackbox 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded func_wrap v0.1.3
[INFO] [stderr]   Downloaded with_locals-proc_macros v0.3.2
[INFO] [stderr]   Downloaded with_locals v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23e1bbfa0d96b85d8c34a10e49985db41c239346142e8c21f4369c4c6a588136
[INFO] running `Command { std: "docker" "start" "-a" "23e1bbfa0d96b85d8c34a10e49985db41c239346142e8c21f4369c4c6a588136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23e1bbfa0d96b85d8c34a10e49985db41c239346142e8c21f4369c4c6a588136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23e1bbfa0d96b85d8c34a10e49985db41c239346142e8c21f4369c4c6a588136", kill_on_drop: false }`
[INFO] [stdout] 23e1bbfa0d96b85d8c34a10e49985db41c239346142e8c21f4369c4c6a588136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82af1e97f25462955cae6113fe1e1265d856c268113ee77807cd542e26036a0e
[INFO] running `Command { std: "docker" "start" "-a" "82af1e97f25462955cae6113fe1e1265d856c268113ee77807cd542e26036a0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking stackbox v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `slice::iter`
[INFO] [stdout]  --> src/stackbox/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use slice::iter;
[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] [stderr]    Compiling func_wrap v0.1.3
[INFO] [stderr]    Compiling with_locals-proc_macros v0.3.2
[INFO] [stderr]     Checking with_locals v0.3.2
[INFO] [stdout] warning: unused import: `slice::iter`
[INFO] [stdout]  --> src/stackbox/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use slice::iter;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/dyn_traits/mod.rs:122:37
[INFO] [stdout]     |
[INFO] [stdout] 122 |         stackbox!(let f = |_: &str| drop(not_send));
[INFO] [stdout]     |                                     ^^^^^--------^
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          argument has type `i32`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "82af1e97f25462955cae6113fe1e1265d856c268113ee77807cd542e26036a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82af1e97f25462955cae6113fe1e1265d856c268113ee77807cd542e26036a0e", kill_on_drop: false }`
[INFO] [stdout] 82af1e97f25462955cae6113fe1e1265d856c268113ee77807cd542e26036a0e
