[INFO] fetching crate rectangle-pack 0.4.2...
[INFO] testing rectangle-pack-0.4.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rectangle-pack 0.4.2 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate rectangle-pack 0.4.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12a1841e6267d8ece732a3a44cac8339c55495f1350846ed1042eb8770267aff
[INFO] running `Command { std: "docker" "start" "-a" "12a1841e6267d8ece732a3a44cac8339c55495f1350846ed1042eb8770267aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12a1841e6267d8ece732a3a44cac8339c55495f1350846ed1042eb8770267aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a1841e6267d8ece732a3a44cac8339c55495f1350846ed1042eb8770267aff", kill_on_drop: false }`
[INFO] [stdout] 12a1841e6267d8ece732a3a44cac8339c55495f1350846ed1042eb8770267aff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a3f2aff1ff7e163a51a8d5005bd8aff1bebb1128c551042678d564862d1ce4d
[INFO] running `Command { std: "docker" "start" "-a" "1a3f2aff1ff7e163a51a8d5005bd8aff1bebb1128c551042678d564862d1ce4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rectangle-pack v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "1a3f2aff1ff7e163a51a8d5005bd8aff1bebb1128c551042678d564862d1ce4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3f2aff1ff7e163a51a8d5005bd8aff1bebb1128c551042678d564862d1ce4d", kill_on_drop: false }`
[INFO] [stdout] 1a3f2aff1ff7e163a51a8d5005bd8aff1bebb1128c551042678d564862d1ce4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83c136f649e4b67e00be8473209222f6efbf30ecec78a25b2912a254a96eb821
[INFO] running `Command { std: "docker" "start" "-a" "83c136f649e4b67e00be8473209222f6efbf30ecec78a25b2912a254a96eb821", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rectangle-pack v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "83c136f649e4b67e00be8473209222f6efbf30ecec78a25b2912a254a96eb821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c136f649e4b67e00be8473209222f6efbf30ecec78a25b2912a254a96eb821", kill_on_drop: false }`
[INFO] [stdout] 83c136f649e4b67e00be8473209222f6efbf30ecec78a25b2912a254a96eb821
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1098de1426641ffc3120ae05c902b81bf6ecf4a59f6311984b8b6fc25b4cbe0
[INFO] running `Command { std: "docker" "start" "-a" "c1098de1426641ffc3120ae05c902b81bf6ecf4a59f6311984b8b6fc25b4cbe0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rectangle_pack-235f8acf90b43e60)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test bin_section::overlaps::tests::overlaps ... ok
[INFO] [stdout] test bin_section::tests::depth_largest_height_second_largest_width_smallest ... ok
[INFO] [stdout] test bin_section::tests::error_if_placement_is_deeper_than_bin_section ... ok
[INFO] [stdout] test bin_section::tests::error_if_placement_is_taller_than_bin_section ... ok
[INFO] [stdout] test bin_section::tests::depth_largest_width_second_largest_height_smallest ... ok
[INFO] [stdout] test bin_section::tests::error_if_placement_is_wider_than_bin_section ... ok
[INFO] [stdout] test bin_section::tests::height_largest_width_second_largest_depth_smallest ... ok
[INFO] [stdout] test bin_section::tests::height_largest_depth_second_largest_width_smallest ... ok
[INFO] [stdout] test bin_section::tests::width_largest_depth_second_largest_height_smallest ... ok
[INFO] [stdout] test bin_section::tests::width_largest_height_second_largest_depth_smallest ... ok
[INFO] [stdout] test grouped_rects_to_place::tests::inbound_id_to_group_ids ... ok
[INFO] [stdout] test grouped_rects_to_place::tests::group_id_to_inbound_ids ... ok
[INFO] [stdout] test grouped_rects_to_place::tests::store_the_inbound_rectangle ... ok
[INFO] [stdout] test target_bin::push_available_bin_section::tests::error_if_bin_section_out_of_bounds ... ok
[INFO] [stdout] test grouped_rects_to_place::tests::ungrouped_rectangles_use_their_inbound_id_as_their_group_id ... ok
[INFO] [stdout] test target_bin::push_available_bin_section::tests::error_if_bin_section_overlaps_another_remaining_section ... ok
[INFO] [stdout] test target_bin::push_available_bin_section::tests::push_bin_section ... ok
[INFO] [stdout] test tests::error_if_cannot_fit_group ... ok
[INFO] [stdout] test tests::error_if_the_rectangles_cannot_fit_into_target_bins ... ok
[INFO] [stdout] test tests::one_inbound_rect_one_bin ... ok
[INFO] [stdout] test tests::one_inbound_rect_two_bins ... ok
[INFO] [stdout] test tests::fills_small_sections_before_large_ones ... ok
[INFO] [stdout] test tests::places_largest_rectangles_first ... ok
[INFO] [stdout] test tests::saves_bin_sections_for_future_use ... ok
[INFO] [stdout] test tests::two_rects_two_bins ... ok
[INFO] [stdout] test tests::deterministic_packing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rectangle-pack
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/target_bin/coalesce.rs - target_bin::coalesce::TargetBin::coalesce_available_sections (line 21) ... ignored
[INFO] [stdout] test src/target_bin/coalesce.rs - target_bin::coalesce::TargetBin::coalesce_available_sections (line 53) ... ignored
[INFO] [stdout] test src/lib.rs - pack_rects (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c1098de1426641ffc3120ae05c902b81bf6ecf4a59f6311984b8b6fc25b4cbe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1098de1426641ffc3120ae05c902b81bf6ecf4a59f6311984b8b6fc25b4cbe0", kill_on_drop: false }`
[INFO] [stdout] c1098de1426641ffc3120ae05c902b81bf6ecf4a59f6311984b8b6fc25b4cbe0