[INFO] fetching crate aflak_imgui_file_explorer 0.0.1...
[INFO] testing aflak_imgui_file_explorer-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate aflak_imgui_file_explorer 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate aflak_imgui_file_explorer 0.0.1 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 aflak_imgui_file_explorer 0.0.1
[INFO] finished tweaking crates.io crate aflak_imgui_file_explorer 0.0.1
[INFO] tweaked toml for crates.io crate aflak_imgui_file_explorer 0.0.1 written to /workspace/builds/worker-1/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 85d07d51acafefe98b0e5b529ecbb43a37802fc6cd6ab83bfdeba478e3dec85e
[INFO] running `Command { std: "docker" "start" "-a" "85d07d51acafefe98b0e5b529ecbb43a37802fc6cd6ab83bfdeba478e3dec85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85d07d51acafefe98b0e5b529ecbb43a37802fc6cd6ab83bfdeba478e3dec85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85d07d51acafefe98b0e5b529ecbb43a37802fc6cd6ab83bfdeba478e3dec85e", kill_on_drop: false }`
[INFO] [stdout] 85d07d51acafefe98b0e5b529ecbb43a37802fc6cd6ab83bfdeba478e3dec85e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a2bae765989ca91464166ce4cae96907ae1a54977a570cf2534b2f7ecc5efd8b
[INFO] running `Command { std: "docker" "start" "-a" "a2bae765989ca91464166ce4cae96907ae1a54977a570cf2534b2f7ecc5efd8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling token_store v0.1.2
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling aflak_imgui-sys v0.18.1
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling wayland-sys v0.12.5
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]    Compiling glutin v0.12.2
[INFO] [stderr]    Compiling glium v0.20.0
[INFO] [stderr]    Compiling wayland-kbd v0.13.1
[INFO] [stderr]    Compiling wayland-window v0.13.3
[INFO] [stderr]    Compiling winit v0.10.0
[INFO] [stderr]    Compiling aflak_imgui v0.18.1
[INFO] [stderr]    Compiling aflak_imgui_file_explorer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.32s
[INFO] running `Command { std: "docker" "inspect" "a2bae765989ca91464166ce4cae96907ae1a54977a570cf2534b2f7ecc5efd8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bae765989ca91464166ce4cae96907ae1a54977a570cf2534b2f7ecc5efd8b", kill_on_drop: false }`
[INFO] [stdout] a2bae765989ca91464166ce4cae96907ae1a54977a570cf2534b2f7ecc5efd8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2992baf57b1a08bfc55658f4b215b10e4af042ca447b0b6689e44207766e3e1a
[INFO] running `Command { std: "docker" "start" "-a" "2992baf57b1a08bfc55658f4b215b10e4af042ca447b0b6689e44207766e3e1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling aflak_imgui-glium-renderer v0.18.1
[INFO] [stderr]    Compiling aflak_imgui_file_explorer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `imgui`
[INFO] [stdout]  --> examples/test.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate imgui;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aflak_imgui_file_explorer` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2992baf57b1a08bfc55658f4b215b10e4af042ca447b0b6689e44207766e3e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2992baf57b1a08bfc55658f4b215b10e4af042ca447b0b6689e44207766e3e1a", kill_on_drop: false }`
[INFO] [stdout] 2992baf57b1a08bfc55658f4b215b10e4af042ca447b0b6689e44207766e3e1a