[INFO] fetching crate glyph_brush_layout 0.2.0...
[INFO] checking glyph_brush_layout-0.2.0 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate glyph_brush_layout 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate glyph_brush_layout 0.2.0 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate glyph_brush_layout 0.2.0
[INFO] finished tweaking crates.io crate glyph_brush_layout 0.2.0
[INFO] tweaked toml for crates.io crate glyph_brush_layout 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--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 owned_ttf_parser v0.8.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.6
[INFO] [stderr]   Downloaded xi-unicode v0.2.1
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.4
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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] b97290debf648d1d2e650b9c5e14ccb613f38947db966947319168292d7e57d8
[INFO] running `Command { std: "docker" "start" "-a" "b97290debf648d1d2e650b9c5e14ccb613f38947db966947319168292d7e57d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b97290debf648d1d2e650b9c5e14ccb613f38947db966947319168292d7e57d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97290debf648d1d2e650b9c5e14ccb613f38947db966947319168292d7e57d8", kill_on_drop: false }`
[INFO] [stdout] b97290debf648d1d2e650b9c5e14ccb613f38947db966947319168292d7e57d8
[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=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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23fcbb24394cfae20e245808a6f57d1025b364b8742804a133d01b387140aea1
[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" "23fcbb24394cfae20e245808a6f57d1025b364b8742804a133d01b387140aea1", kill_on_drop: false }`
[INFO] [stderr]     Checking ttf-parser v0.8.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking owned_ttf_parser v0.8.0
[INFO] [stderr]     Checking ab_glyph v0.2.6
[INFO] [stderr]     Checking glyph_brush_layout v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read src/../../fonts/DejaVuSansMono.ttf: No such file or directory (os error 2)
[INFO] [stdout]    --> src/builtin.rs:382:33
[INFO] [stdout]     |
[INFO] [stdout] 382 |         FontRef::try_from_slice(include_bytes!("../../fonts/DejaVuSansMono.ttf")).unwrap()
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/../../fonts/WenQuanYiMicroHei.ttf: No such file or directory (os error 2)
[INFO] [stdout]    --> src/builtin.rs:385:33
[INFO] [stdout]     |
[INFO] [stdout] 385 |         FontRef::try_from_slice(include_bytes!("../../fonts/WenQuanYiMicroHei.ttf")).unwrap()
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `glyph_brush_layout`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/characters.rs:121:29
[INFO] [stdout]     |
[INFO] [stdout] 121 | ...                   mem::replace(next_break, next);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "23fcbb24394cfae20e245808a6f57d1025b364b8742804a133d01b387140aea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23fcbb24394cfae20e245808a6f57d1025b364b8742804a133d01b387140aea1", kill_on_drop: false }`
[INFO] [stdout] 23fcbb24394cfae20e245808a6f57d1025b364b8742804a133d01b387140aea1