[INFO] cloning repository https://github.com/MobSlicer152/ntbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MobSlicer152/ntbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMobSlicer152%2Fntbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMobSlicer152%2Fntbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e16a0e4c01d6c54a7125f0da91cc08bdecf16b9
[INFO] checking MobSlicer152/ntbox against try#f27166d4c64dc29edc5ea3214357f191edf8b635 for pr-148329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMobSlicer152%2Fntbox" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MobSlicer152/ntbox
[INFO] finished tweaking git repo https://github.com/MobSlicer152/ntbox
[INFO] tweaked toml for git repo https://github.com/MobSlicer152/ntbox written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MobSlicer152/ntbox on toolchain f27166d4c64dc29edc5ea3214357f191edf8b635
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MobSlicer152/ntbox 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" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking MobSlicer152/ntbox against try#f27166d4c64dc29edc5ea3214357f191edf8b635 for pr-148329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMobSlicer152%2Fntbox" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MobSlicer152/ntbox
[INFO] finished tweaking git repo https://github.com/MobSlicer152/ntbox
[INFO] tweaked toml for git repo https://github.com/MobSlicer152/ntbox written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MobSlicer152/ntbox on toolchain f27166d4c64dc29edc5ea3214357f191edf8b635
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MobSlicer152/ntbox 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" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mimalloc v0.1.37
[INFO] [stderr]   Downloaded strict-num v0.1.0
[INFO] [stderr]   Downloaded md-5 v0.9.1
[INFO] [stderr]   Downloaded ordered-float v3.7.0
[INFO] [stderr]   Downloaded pkbuffer_derive v0.1.0
[INFO] [stderr]   Downloaded iced_winit v0.9.1
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.94
[INFO] [stderr]   Downloaded iced_style v0.8.0
[INFO] [stderr]   Downloaded serde_derive v1.0.162
[INFO] [stderr]   Downloaded iced_wgpu v0.10.0
[INFO] [stderr]   Downloaded iced_core v0.9.0
[INFO] [stderr]   Downloaded pkbuffer v0.4.2
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.94
[INFO] [stderr]   Downloaded cxx-build v1.0.94
[INFO] [stderr]   Downloaded iced_native v0.10.3
[INFO] [stderr]   Downloaded exe v0.5.6
[INFO] [stderr]   Downloaded wgpu_glyph v0.19.0
[INFO] [stderr]   Downloaded iced_graphics v0.8.0
[INFO] [stderr]   Downloaded cxx v1.0.94
[INFO] [stderr]   Downloaded fern v0.6.2
[INFO] [stderr]   Downloaded winit v0.28.5
[INFO] [stderr]   Downloaded iced v0.9.0
[INFO] [stderr]   Downloaded libc v0.2.143
[INFO] [stderr]   Downloaded xml-rs v0.8.7
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.33
[INFO] [stderr]   Downloaded unicorn-engine v2.0.1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9dff89d3f2f15e40b85775827d01ec4e40b3db8a8ea72584fb2b9602b87a005c
[INFO] running `Command { std: "docker" "start" "-a" "9dff89d3f2f15e40b85775827d01ec4e40b3db8a8ea72584fb2b9602b87a005c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9dff89d3f2f15e40b85775827d01ec4e40b3db8a8ea72584fb2b9602b87a005c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dff89d3f2f15e40b85775827d01ec4e40b3db8a8ea72584fb2b9602b87a005c", kill_on_drop: false }`
[INFO] [stdout] 9dff89d3f2f15e40b85775827d01ec4e40b3db8a8ea72584fb2b9602b87a005c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7be717880d7332a927fd6bea98eb5e643a69f69162a34798ff3671ebb98c0a6c
[INFO] running `Command { std: "docker" "start" "-a" "7be717880d7332a927fd6bea98eb5e643a69f69162a34798ff3671ebb98c0a6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.143
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling xml-rs v0.8.7
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking ttf-parser v0.19.0
[INFO] [stderr]     Checking siphasher v0.3.10
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking wayland-sys v0.29.5
[INFO] [stderr]    Compiling palette v0.6.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]    Compiling ash v0.37.2+1.3.238
[INFO] [stderr]     Checking futures-channel v0.3.28
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling crossfont v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking wgpu-types v0.15.2
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking glow v0.12.1
[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" "7be717880d7332a927fd6bea98eb5e643a69f69162a34798ff3671ebb98c0a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be717880d7332a927fd6bea98eb5e643a69f69162a34798ff3671ebb98c0a6c", kill_on_drop: false }`
[INFO] [stdout] 7be717880d7332a927fd6bea98eb5e643a69f69162a34798ff3671ebb98c0a6c