[INFO] fetching crate imgui_file_explorer 0.0.3...
[INFO] checking imgui_file_explorer-0.0.3 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate imgui_file_explorer 0.0.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate imgui_file_explorer 0.0.3 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imgui_file_explorer 0.0.3
[INFO] finished tweaking crates.io crate imgui_file_explorer 0.0.3
[INFO] tweaked toml for crates.io crate imgui_file_explorer 0.0.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86270971cace589bf0bfe8701d4f1baf998ff8df087368e3f72c8db3f193f68c
[INFO] running `Command { std: "docker" "start" "-a" "86270971cace589bf0bfe8701d4f1baf998ff8df087368e3f72c8db3f193f68c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86270971cace589bf0bfe8701d4f1baf998ff8df087368e3f72c8db3f193f68c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86270971cace589bf0bfe8701d4f1baf998ff8df087368e3f72c8db3f193f68c", kill_on_drop: false }`
[INFO] [stdout] 86270971cace589bf0bfe8701d4f1baf998ff8df087368e3f72c8db3f193f68c
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 145eda77127709db2595d06a1a88c384b3e8eaf77baab1e2f50272c3e420a0cc
[INFO] running `Command { std: "docker" "start" "-a" "145eda77127709db2595d06a1a88c384b3e8eaf77baab1e2f50272c3e420a0cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling imgui-sys v0.0.21
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]    Compiling glutin v0.17.0
[INFO] [stderr]    Compiling glium v0.22.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.2.6
[INFO] [stderr]     Checking winit v0.16.2
[INFO] [stderr]     Checking imgui v0.0.21
[INFO] [stderr]     Checking imgui-glium-renderer v0.0.21
[INFO] [stderr]     Checking imgui_file_explorer v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.36s
[INFO] running `Command { std: "docker" "inspect" "145eda77127709db2595d06a1a88c384b3e8eaf77baab1e2f50272c3e420a0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "145eda77127709db2595d06a1a88c384b3e8eaf77baab1e2f50272c3e420a0cc", kill_on_drop: false }`
[INFO] [stdout] 145eda77127709db2595d06a1a88c384b3e8eaf77baab1e2f50272c3e420a0cc