[INFO] updating cached repository https://github.com/Masterchef365/iced_mpsc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35450b7f6be40e000cfe9b2b7bdc2f403704dd4f
[INFO] checking Masterchef365/iced_mpsc against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasterchef365%2Ficed_mpsc" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Masterchef365/iced_mpsc on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Masterchef365/iced_mpsc
[INFO] finished tweaking git repo https://github.com/Masterchef365/iced_mpsc
[INFO] tweaked toml for git repo https://github.com/Masterchef365/iced_mpsc written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Masterchef365/iced_mpsc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/hecrj/iced.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/hecrj/iced.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c08b41a5c72779069855c62dbdc86d46a4521b35ad8ca45239b016be551b0d7e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c08b41a5c72779069855c62dbdc86d46a4521b35ad8ca45239b016be551b0d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c08b41a5c72779069855c62dbdc86d46a4521b35ad8ca45239b016be551b0d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c08b41a5c72779069855c62dbdc86d46a4521b35ad8ca45239b016be551b0d7e", kill_on_drop: false }`
[INFO] [stdout] c08b41a5c72779069855c62dbdc86d46a4521b35ad8ca45239b016be551b0d7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c17b342f5086f140461b78b4ed7c312d6899d79ce90942c8913e5c0e96dd4cbe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c17b342f5086f140461b78b4ed7c312d6899d79ce90942c8913e5c0e96dd4cbe", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking xi-unicode v0.2.0
[INFO] [stderr]     Checking iced_core v0.2.1 (https://github.com/hecrj/iced.git?rev=5324eb10242a7dd33f5271dc6fc9eeb09eb2cb50#5324eb10)
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling glam v0.8.7
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking svg_fmt v0.4.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking iced_style v0.1.0 (https://github.com/hecrj/iced.git?rev=5324eb10242a7dd33f5271dc6fc9eeb09eb2cb50#5324eb10)
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking ash v0.30.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking gfx-hal v0.5.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking euclid v0.20.13
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking sid v0.6.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking font-kit v0.6.0
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking glyph_brush_layout v0.1.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking lyon_geom v0.15.3
[INFO] [stderr]     Checking guillotiere v0.5.2
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking glyph_brush v0.6.3
[INFO] [stderr]     Checking lyon_path v0.15.2
[INFO] [stderr]     Checking lyon_tessellation v0.15.8
[INFO] [stderr]     Checking lyon_algorithms v0.15.0
[INFO] [stderr]     Checking lyon v0.15.8
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking gfx-backend-empty v0.5.0
[INFO] [stderr]     Checking gfx-descriptor v0.1.0
[INFO] [stderr]     Checking gfx-memory v0.1.1
[INFO] [stderr]     Checking clipboard_x11 v0.1.0
[INFO] [stderr]    Compiling peek-poke-derive v0.2.1
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking peek-poke v0.2.0
[INFO] [stderr]     Checking zerocopy v0.3.0
[INFO] [stderr]     Checking wgpu-types v0.5.1
[INFO] [stderr]     Checking smithay-clipboard v0.3.7
[INFO] [stderr]     Checking winit v0.22.2
[INFO] [stderr]     Checking clipboard_wayland v0.1.0
[INFO] [stderr]     Checking window_clipboard v0.1.1
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking gfx-backend-vulkan v0.5.8
[INFO] [stderr]     Checking wgpu-core v0.5.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking iced_futures v0.1.2 (https://github.com/hecrj/iced.git?rev=5324eb10242a7dd33f5271dc6fc9eeb09eb2cb50#5324eb10)
[INFO] [stderr]     Checking iced_native v0.2.2 (https://github.com/hecrj/iced.git?rev=5324eb10242a7dd33f5271dc6fc9eeb09eb2cb50#5324eb10)
[INFO] [stderr]     Checking iced_winit v0.1.1 (https://github.com/hecrj/iced.git?rev=5324eb10242a7dd33f5271dc6fc9eeb09eb2cb50#5324eb10)
[INFO] [stderr]     Checking wgpu-native v0.5.0
[INFO] [stderr]     Checking wgpu v0.5.0
[INFO] [stderr]     Checking wgpu_glyph v0.8.0
[INFO] [stderr]     Checking iced_wgpu v0.2.2 (https://github.com/hecrj/iced.git?rev=5324eb10242a7dd33f5271dc6fc9eeb09eb2cb50#5324eb10)
[INFO] [stderr]     Checking iced v0.1.1 (https://github.com/hecrj/iced.git?rev=5324eb10242a7dd33f5271dc6fc9eeb09eb2cb50#5324eb10)
[INFO] [stderr]     Checking iced_mpsc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 25s
[INFO] running `Command { std: "docker" "inspect" "c17b342f5086f140461b78b4ed7c312d6899d79ce90942c8913e5c0e96dd4cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17b342f5086f140461b78b4ed7c312d6899d79ce90942c8913e5c0e96dd4cbe", kill_on_drop: false }`
[INFO] [stdout] c17b342f5086f140461b78b4ed7c312d6899d79ce90942c8913e5c0e96dd4cbe