[INFO] cloning repository https://github.com/ear7h/font-pixelator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ear7h/font-pixelator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fear7h%2Ffont-pixelator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fear7h%2Ffont-pixelator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d7a118e06c6c8c5030198e55d725bd3bb59d085
[INFO] checking ear7h/font-pixelator against try#446cb600aa4837dd6c513f14fa0d25a909b177d7 for pr-149195
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fear7h%2Ffont-pixelator" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ear7h/font-pixelator
[INFO] finished tweaking git repo https://github.com/ear7h/font-pixelator
[INFO] tweaked toml for git repo https://github.com/ear7h/font-pixelator written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ear7h/font-pixelator on toolchain 446cb600aa4837dd6c513f14fa0d25a909b177d7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ear7h/font-pixelator 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" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a20b58a10f938b042890e3ed97cb2af072a65bcf2bbaa3332e19e3640391cd8
[INFO] running `Command { std: "docker" "start" "-a" "6a20b58a10f938b042890e3ed97cb2af072a65bcf2bbaa3332e19e3640391cd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a20b58a10f938b042890e3ed97cb2af072a65bcf2bbaa3332e19e3640391cd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a20b58a10f938b042890e3ed97cb2af072a65bcf2bbaa3332e19e3640391cd8", kill_on_drop: false }`
[INFO] [stdout] 6a20b58a10f938b042890e3ed97cb2af072a65bcf2bbaa3332e19e3640391cd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df4f76a89378459bad3ae6a7aa58fc4ea4f7c78d5d3284683d6fa1c256d05b28
[INFO] running `Command { std: "docker" "start" "-a" "df4f76a89378459bad3ae6a7aa58fc4ea4f7c78d5d3284683d6fa1c256d05b28", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling heapless v0.6.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-general-category v0.2.0
[INFO] [stderr]     Checking bytemuck v1.6.0
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ttf-parser v0.12.2
[INFO] [stderr]     Checking unicode-ccc v0.1.2
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking ttf-parser v0.9.0
[INFO] [stderr]     Checking unicode-script v0.5.2
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking geographiclib-rs v0.2.0
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking kurbo v0.8.1
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking robust v0.1.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking roxmltree v0.14.1
[INFO] [stderr]     Checking pico-args v0.4.2
[INFO] [stderr]     Checking robust v0.2.3
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking ttf-parser v0.11.0
[INFO] [stderr]     Checking memmap2 v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tiny-skia v0.5.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking float_next_after v0.1.5
[INFO] [stderr]     Checking rustybuzz v0.3.0
[INFO] [stderr]     Checking rstar v0.8.3
[INFO] [stderr]     Checking fontdb v0.5.4
[INFO] [stderr]     Checking geo-types v0.6.2
[INFO] [stdout] error[E0659]: `Class` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustybuzz-0.3.0/src/tables/gpos.rs:582:16
[INFO] [stdout]     |
[INFO] [stdout] 582 |     pub class: Class,
[INFO] [stdout]     |                ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Class` could refer to the struct imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustybuzz-0.3.0/src/tables/gpos.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 | use super::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `Class` to disambiguate
[INFO] [stdout] note: `Class` could also refer to the struct imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustybuzz-0.3.0/src/tables/gpos.rs:5:5
[INFO] [stdout]     |
[INFO] [stdout]   5 | use super::gsubgpos::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `Class` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking geo v0.16.0
[INFO] [stderr]     Checking geo-booleanop v0.3.2
[INFO] [stderr]     Checking ttf-utils v0.1.3
[INFO] [stderr]    Compiling quick_from v0.1.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustybuzz` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "df4f76a89378459bad3ae6a7aa58fc4ea4f7c78d5d3284683d6fa1c256d05b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4f76a89378459bad3ae6a7aa58fc4ea4f7c78d5d3284683d6fa1c256d05b28", kill_on_drop: false }`
[INFO] [stdout] df4f76a89378459bad3ae6a7aa58fc4ea4f7c78d5d3284683d6fa1c256d05b28