[INFO] fetching crate piet-web 0.5.0-pre1...
[INFO] testing piet-web-0.5.0-pre1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate piet-web 0.5.0-pre1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate piet-web 0.5.0-pre1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piet-web 0.5.0-pre1
[INFO] finished tweaking crates.io crate piet-web 0.5.0-pre1
[INFO] tweaked toml for crates.io crate piet-web 0.5.0-pre1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe2d398be1d4741eab8caaf91b5a28fa13adaf8a9e0ebfa4b7c12394231791fc
[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" "fe2d398be1d4741eab8caaf91b5a28fa13adaf8a9e0ebfa4b7c12394231791fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe2d398be1d4741eab8caaf91b5a28fa13adaf8a9e0ebfa4b7c12394231791fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe2d398be1d4741eab8caaf91b5a28fa13adaf8a9e0ebfa4b7c12394231791fc", kill_on_drop: false }`
[INFO] [stdout] fe2d398be1d4741eab8caaf91b5a28fa13adaf8a9e0ebfa4b7c12394231791fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bb8729db7c40b2a39b6083cae7e8f4c196632674c84b0297e6ec16db19dcf0b
[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" "8bb8729db7c40b2a39b6083cae7e8f4c196632674c84b0297e6ec16db19dcf0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling kurbo v0.8.1
[INFO] [stderr]    Compiling web-sys v0.3.54
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling unic-ucd-bidi v0.9.0
[INFO] [stderr]    Compiling unic-bidi v0.9.0
[INFO] [stderr]    Compiling piet v0.5.0-pre1
[INFO] [stderr]    Compiling piet-web v0.5.0-pre1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.06s
[INFO] running `Command { std: "docker" "inspect" "8bb8729db7c40b2a39b6083cae7e8f4c196632674c84b0297e6ec16db19dcf0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bb8729db7c40b2a39b6083cae7e8f4c196632674c84b0297e6ec16db19dcf0b", kill_on_drop: false }`
[INFO] [stdout] 8bb8729db7c40b2a39b6083cae7e8f4c196632674c84b0297e6ec16db19dcf0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e2f5b45eb21fe5560a2d24a7040e030a6c665e331de834c4af71d43ea5c582
[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" "a5e2f5b45eb21fe5560a2d24a7040e030a6c665e331de834c4af71d43ea5c582", kill_on_drop: false }`
[INFO] [stderr]    Compiling piet-web v0.5.0-pre1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "a5e2f5b45eb21fe5560a2d24a7040e030a6c665e331de834c4af71d43ea5c582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e2f5b45eb21fe5560a2d24a7040e030a6c665e331de834c4af71d43ea5c582", kill_on_drop: false }`
[INFO] [stdout] a5e2f5b45eb21fe5560a2d24a7040e030a6c665e331de834c4af71d43ea5c582
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "test" "--frozen", 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] 3bd22194c37aa1febe03f00984527425d2723a810d01a1bddefef7dfc0311c30
[INFO] running `Command { std: "docker" "start" "-a" "3bd22194c37aa1febe03f00984527425d2723a810d01a1bddefef7dfc0311c30", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/piet_web-850b3c27830f1a31)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests piet-web
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3bd22194c37aa1febe03f00984527425d2723a810d01a1bddefef7dfc0311c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd22194c37aa1febe03f00984527425d2723a810d01a1bddefef7dfc0311c30", kill_on_drop: false }`
[INFO] [stdout] 3bd22194c37aa1febe03f00984527425d2723a810d01a1bddefef7dfc0311c30