[INFO] fetching crate rectangle-pack 0.4.2...
[INFO] checking rectangle-pack-0.4.2 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate rectangle-pack 0.4.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rectangle-pack 0.4.2 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rectangle-pack 0.4.2
[INFO] finished tweaking crates.io crate rectangle-pack 0.4.2
[INFO] tweaked toml for crates.io crate rectangle-pack 0.4.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "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" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47b914abb1f776ffd0c7f50b37cd9882a692f1557c4388758f20219980ad63c6
[INFO] running `Command { std: "docker" "start" "-a" "47b914abb1f776ffd0c7f50b37cd9882a692f1557c4388758f20219980ad63c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47b914abb1f776ffd0c7f50b37cd9882a692f1557c4388758f20219980ad63c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47b914abb1f776ffd0c7f50b37cd9882a692f1557c4388758f20219980ad63c6", kill_on_drop: false }`
[INFO] [stdout] 47b914abb1f776ffd0c7f50b37cd9882a692f1557c4388758f20219980ad63c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf272f44cd573bd7c728b665cf97216c0946f217aa22137489131bdc2356926b
[INFO] running `Command { std: "docker" "start" "-a" "bf272f44cd573bd7c728b665cf97216c0946f217aa22137489131bdc2356926b", kill_on_drop: false }`
[INFO] [stderr]     Checking rectangle-pack v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `RectToInsert` is imported redundantly
[INFO] [stdout]    --> src/bin_section.rs:427:35
[INFO] [stdout]     |
[INFO] [stdout] 426 |     use super::*;
[INFO] [stdout]     |         -------- the item `RectToInsert` is already imported here
[INFO] [stdout] 427 |     use crate::{volume_heuristic, RectToInsert};
[INFO] [stdout]     |                                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `RectToInsert` is imported redundantly
[INFO] [stdout]    --> src/grouped_rects_to_place.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     use super::*;
[INFO] [stdout]     |         -------- the item `RectToInsert` is already imported here
[INFO] [stdout] 120 |     use crate::RectToInsert;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `pack_rects` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:360:17
[INFO] [stdout]     |
[INFO] [stdout] 360 |     use crate::{pack_rects, volume_heuristic, RectToInsert, RectanglePackError, TargetBin};
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 361 |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `pack_rects` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `volume_heuristic` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:360:29
[INFO] [stdout]     |
[INFO] [stdout] 360 |     use crate::{pack_rects, volume_heuristic, RectToInsert, RectanglePackError, TargetBin};
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 361 |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `volume_heuristic` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `RectToInsert` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:360:47
[INFO] [stdout]     |
[INFO] [stdout] 360 |     use crate::{pack_rects, volume_heuristic, RectToInsert, RectanglePackError, TargetBin};
[INFO] [stdout]     |                                               ^^^^^^^^^^^^
[INFO] [stdout] 361 |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `RectToInsert` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `RectanglePackError` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:360:61
[INFO] [stdout]     |
[INFO] [stdout] 360 |     use crate::{pack_rects, volume_heuristic, RectToInsert, RectanglePackError, TargetBin};
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 361 |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `RectanglePackError` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TargetBin` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:360:81
[INFO] [stdout]     |
[INFO] [stdout] 360 |     use crate::{pack_rects, volume_heuristic, RectToInsert, RectanglePackError, TargetBin};
[INFO] [stdout]     |                                                                                 ^^^^^^^^^
[INFO] [stdout] 361 |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `TargetBin` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "bf272f44cd573bd7c728b665cf97216c0946f217aa22137489131bdc2356926b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf272f44cd573bd7c728b665cf97216c0946f217aa22137489131bdc2356926b", kill_on_drop: false }`
[INFO] [stdout] bf272f44cd573bd7c728b665cf97216c0946f217aa22137489131bdc2356926b