[INFO] fetching crate skia 0.1.0...
[INFO] testing skia-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate skia 0.1.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate skia 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skia 0.1.0
[INFO] finished tweaking crates.io crate skia 0.1.0
[INFO] tweaked toml for crates.io crate skia 0.1.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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 png v0.5.2
[INFO] [stderr]   Downloaded wayland-window v0.2.3
[INFO] [stderr]   Downloaded memmap v0.2.3
[INFO] [stderr]   Downloaded leaky-cow v0.1.1
[INFO] [stderr]   Downloaded leak v0.1.2
[INFO] [stderr]   Downloaded osmesa-sys v0.0.5
[INFO] [stderr]   Downloaded android_glue v0.1.3
[INFO] [stderr]   Downloaded wayland-client v0.5.12
[INFO] [stderr]   Downloaded xml-rs v0.2.2
[INFO] [stderr]   Downloaded wayland-kbd v0.3.6
[INFO] [stderr]   Downloaded image v0.10.4
[INFO] [stderr]   Downloaded servo-egl v0.2.1
[INFO] [stderr]   Downloaded wayland-scanner v0.5.11
[INFO] [stderr]   Downloaded wayland-sys v0.5.11
[INFO] [stderr]   Downloaded dylib v0.0.1
[INFO] [stderr]   Downloaded gl_generator v0.4.2
[INFO] [stderr]   Downloaded cocoa v0.4.4
[INFO] [stderr]   Downloaded glx v0.1.2
[INFO] [stderr]   Downloaded servo-fontconfig v0.2.1
[INFO] [stderr]   Downloaded io-surface v0.1.3
[INFO] [stderr]   Downloaded euclid v0.4.0
[INFO] [stderr]   Downloaded gleam v0.1.20
[INFO] [stderr]   Downloaded x11-dl v2.4.0
[INFO] [stderr]   Downloaded servo-glutin v0.4.26
[INFO] [stderr]   Downloaded servo-freetype-sys v2.4.11
[INFO] [stderr]   Downloaded skia-sys v0.20130412.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf91fbba7b7211e91f2d857b3a928f9069fdb61e8ef92d35f2b3cc549ae420a2
[INFO] running `Command { std: "docker" "start" "-a" "bf91fbba7b7211e91f2d857b3a928f9069fdb61e8ef92d35f2b3cc549ae420a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf91fbba7b7211e91f2d857b3a928f9069fdb61e8ef92d35f2b3cc549ae420a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf91fbba7b7211e91f2d857b3a928f9069fdb61e8ef92d35f2b3cc549ae420a2", kill_on_drop: false }`
[INFO] [stdout] bf91fbba7b7211e91f2d857b3a928f9069fdb61e8ef92d35f2b3cc549ae420a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8681afb667ae2ad4b28fe9336df9463f9b38781dd73552f4921e8741bc6545f7
[INFO] running `Command { std: "docker" "start" "-a" "8681afb667ae2ad4b28fe9336df9463f9b38781dd73552f4921e8741bc6545f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: multiple packages link to native library `freetype`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `servo-freetype-sys v2.4.11`
[INFO] [stderr]     ... which satisfies dependency `servo-freetype-sys = "=2.4.11"` of package `skia v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `freetype`
[INFO] [stderr] 
[INFO] [stderr] package `servo-freetype-sys v4.0.5`
[INFO] [stderr]     ... which satisfies dependency `servo-freetype-sys = "=4.0.5"` of package `servo-fontconfig-sys v4.0.9`
[INFO] [stderr]     ... which satisfies dependency `servo-fontconfig-sys = "=4.0.9"` of package `servo-fontconfig v0.2.1`
[INFO] [stderr]     ... which satisfies dependency `servo-fontconfig = "=0.2.1"` of package `skia v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `freetype`
[INFO] running `Command { std: "docker" "inspect" "8681afb667ae2ad4b28fe9336df9463f9b38781dd73552f4921e8741bc6545f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8681afb667ae2ad4b28fe9336df9463f9b38781dd73552f4921e8741bc6545f7", kill_on_drop: false }`
[INFO] [stdout] 8681afb667ae2ad4b28fe9336df9463f9b38781dd73552f4921e8741bc6545f7