[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 master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fear7h%2Ffont-pixelator" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ear7h/font-pixelator on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-0-tc1/source/Cargo.toml
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck v1.6.0
[INFO] [stderr]   Downloaded geo-booleanop v0.3.2
[INFO] [stderr]   Downloaded robust v0.1.2
[INFO] [stderr]   Downloaded float_next_after v0.1.5
[INFO] [stderr]   Downloaded geo-types v0.6.2
[INFO] [stderr]   Downloaded robust v0.2.3
[INFO] [stderr]   Downloaded heapless v0.6.1
[INFO] [stderr]   Downloaded rstar v0.8.3
[INFO] [stderr]   Downloaded geo v0.16.0
[INFO] [stderr]   Downloaded libc v0.2.96
[INFO] [stderr]   Downloaded ttf-parser v0.11.0
[INFO] [stderr]   Downloaded ttf-utils v0.1.3
[INFO] [stderr]   Downloaded quick_from v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d03ad60ff4028411e3799fcd29951c21fb4d00b15eeca4ba5e0f26dc14f0ecdb
[INFO] running `Command { std: "docker" "start" "-a" "d03ad60ff4028411e3799fcd29951c21fb4d00b15eeca4ba5e0f26dc14f0ecdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d03ad60ff4028411e3799fcd29951c21fb4d00b15eeca4ba5e0f26dc14f0ecdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03ad60ff4028411e3799fcd29951c21fb4d00b15eeca4ba5e0f26dc14f0ecdb", kill_on_drop: false }`
[INFO] [stdout] d03ad60ff4028411e3799fcd29951c21fb4d00b15eeca4ba5e0f26dc14f0ecdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8b0659f39ada7927ac2b1534a0d8ac70e3f388519b10f061d0af95978d9150b
[INFO] running `Command { std: "docker" "start" "-a" "f8b0659f39ada7927ac2b1534a0d8ac70e3f388519b10f061d0af95978d9150b", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling heapless v0.6.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking bytemuck v1.6.0
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]    Compiling unicode-general-category v0.2.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking unicode-script v0.5.2
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]     Checking ttf-parser v0.9.0
[INFO] [stderr]     Checking ttf-parser v0.12.2
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-ccc v0.1.2
[INFO] [stderr]     Checking geographiclib-rs v0.2.0
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking roxmltree v0.14.1
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking kurbo v0.8.1
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking robust v0.2.3
[INFO] [stderr]     Checking pico-args v0.4.2
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking ttf-parser v0.11.0
[INFO] [stderr]     Checking robust v0.1.2
[INFO] [stderr]     Checking tiny-skia v0.5.1
[INFO] [stderr]     Checking memmap2 v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking float_next_after v0.1.5
[INFO] [stderr]     Checking fontdb v0.5.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking ttf-utils v0.1.3
[INFO] [stderr]     Checking rustybuzz v0.3.0
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]    Compiling quick_from v0.1.0
[INFO] [stderr]     Checking rstar v0.8.3
[INFO] [stderr]     Checking geo-types v0.6.2
[INFO] [stderr]     Checking geo v0.16.0
[INFO] [stderr]     Checking geo-booleanop v0.3.2
[INFO] [stderr]     Checking usvg v0.14.1
[INFO] [stderr]     Checking font-pixelator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.11s
[INFO] running `Command { std: "docker" "inspect" "f8b0659f39ada7927ac2b1534a0d8ac70e3f388519b10f061d0af95978d9150b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8b0659f39ada7927ac2b1534a0d8ac70e3f388519b10f061d0af95978d9150b", kill_on_drop: false }`
[INFO] [stdout] f8b0659f39ada7927ac2b1534a0d8ac70e3f388519b10f061d0af95978d9150b