[INFO] cloning repository https://github.com/zphixon/crashes_on_my_machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zphixon/crashes_on_my_machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzphixon%2Fcrashes_on_my_machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzphixon%2Fcrashes_on_my_machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5954611d6c90608a511f515830d6ef89b4119984
[INFO] checking zphixon/crashes_on_my_machine against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzphixon%2Fcrashes_on_my_machine" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zphixon/crashes_on_my_machine on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zphixon/crashes_on_my_machine
[INFO] finished tweaking git repo https://github.com/zphixon/crashes_on_my_machine
[INFO] tweaked toml for git repo https://github.com/zphixon/crashes_on_my_machine written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/zphixon/crashes_on_my_machine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded metal v0.17.1
[INFO] [stderr]   Downloaded cocoa v0.20.0
[INFO] [stderr]   Downloaded core-video-sys v0.1.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.2
[INFO] [stderr]   Downloaded vulkano-win v0.17.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.0
[INFO] [stderr]   Downloaded cocoa v0.19.1
[INFO] [stderr]   Downloaded winit v0.21.0
[INFO] [stderr]   Downloaded vulkano v0.17.0
[INFO] [stderr]   Downloaded instant v0.1.2
[INFO] [stderr]   Downloaded half v1.4.1
[INFO] [stderr]   Downloaded vk-sys v0.5.1
[INFO] [stderr]   Downloaded rusttype v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee609f86409760aa4abaaa4c68f1b097869a686e69589d7844a51f1399bc7ef4
[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" "ee609f86409760aa4abaaa4c68f1b097869a686e69589d7844a51f1399bc7ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee609f86409760aa4abaaa4c68f1b097869a686e69589d7844a51f1399bc7ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee609f86409760aa4abaaa4c68f1b097869a686e69589d7844a51f1399bc7ef4", kill_on_drop: false }`
[INFO] [stdout] ee609f86409760aa4abaaa4c68f1b097869a686e69589d7844a51f1399bc7ef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 49bf9801aca475713815be0d6a138e9224ea934f0d00c314c234ec55359b879d
[INFO] running `Command { std: "docker" "start" "-a" "49bf9801aca475713815be0d6a138e9224ea934f0d00c314c234ec55359b879d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling vulkano v0.17.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking half v1.4.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rusttype v0.7.9
[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 wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.21.0
[INFO] [stderr]     Checking vulkano-win v0.17.0
[INFO] [stderr]     Checking crashes_on_my_machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "49bf9801aca475713815be0d6a138e9224ea934f0d00c314c234ec55359b879d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49bf9801aca475713815be0d6a138e9224ea934f0d00c314c234ec55359b879d", kill_on_drop: false }`
[INFO] [stdout] 49bf9801aca475713815be0d6a138e9224ea934f0d00c314c234ec55359b879d