[INFO] cloning repository https://github.com/Daiki48/conrod_gui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Daiki48/conrod_gui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaiki48%2Fconrod_gui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaiki48%2Fconrod_gui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9884f9125621c721915014840d1bd6715ed5c519
[INFO] building Daiki48/conrod_gui against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaiki48%2Fconrod_gui" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Daiki48/conrod_gui on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Daiki48/conrod_gui
[INFO] finished tweaking git repo https://github.com/Daiki48/conrod_gui
[INFO] tweaked toml for git repo https://github.com/Daiki48/conrod_gui written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Daiki48/conrod_gui already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58d9473532391ba153feec90d0c395e3d6c41a46699e8c2ee0d5a55a2cb22bec
[INFO] running `Command { std: "docker" "start" "-a" "58d9473532391ba153feec90d0c395e3d6c41a46699e8c2ee0d5a55a2cb22bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58d9473532391ba153feec90d0c395e3d6c41a46699e8c2ee0d5a55a2cb22bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d9473532391ba153feec90d0c395e3d6c41a46699e8c2ee0d5a55a2cb22bec", kill_on_drop: false }`
[INFO] [stdout] 58d9473532391ba153feec90d0c395e3d6c41a46699e8c2ee0d5a55a2cb22bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6f1c0726212ea6ec9bded3a03162497bc7681620811a63ec604beb80cb4fec9
[INFO] running `Command { std: "docker" "start" "-a" "e6f1c0726212ea6ec9bded3a03162497bc7681620811a63ec604beb80cb4fec9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling xdg v2.4.1
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling x11-dl v2.20.0
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.8
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.6
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e6f1c0726212ea6ec9bded3a03162497bc7681620811a63ec604beb80cb4fec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6f1c0726212ea6ec9bded3a03162497bc7681620811a63ec604beb80cb4fec9", kill_on_drop: false }`
[INFO] [stdout] e6f1c0726212ea6ec9bded3a03162497bc7681620811a63ec604beb80cb4fec9
