[INFO] fetching crate orbtk-css-engine 0.3.1-alpha2...
[INFO] checking orbtk-css-engine-0.3.1-alpha2 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] extracting crate orbtk-css-engine 0.3.1-alpha2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate orbtk-css-engine 0.3.1-alpha2 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate orbtk-css-engine 0.3.1-alpha2
[INFO] finished tweaking crates.io crate orbtk-css-engine 0.3.1-alpha2
[INFO] tweaked toml for crates.io crate orbtk-css-engine 0.3.1-alpha2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cssparser v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] 9e3c06e5ae4393d8afd01073715caec6a28369947f280d7dac2767deab4b2bd8
[INFO] running `Command { std: "docker" "start" "-a" "9e3c06e5ae4393d8afd01073715caec6a28369947f280d7dac2767deab4b2bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e3c06e5ae4393d8afd01073715caec6a28369947f280d7dac2767deab4b2bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e3c06e5ae4393d8afd01073715caec6a28369947f280d7dac2767deab4b2bd8", kill_on_drop: false }`
[INFO] [stdout] 9e3c06e5ae4393d8afd01073715caec6a28369947f280d7dac2767deab4b2bd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94091c03ebae9510bd2e8bea6f71121eb44687de6dbd3e5e2a287fc13f23027a
[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" "94091c03ebae9510bd2e8bea6f71121eb44687de6dbd3e5e2a287fc13f23027a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling procedural-masquerade v0.1.7
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling cssparser v0.17.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]     Checking ron v0.6.2
[INFO] [stderr]     Checking orbtk-utils v0.3.1-alpha3
[INFO] [stderr]     Checking orbtk-css-engine v0.3.1-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "94091c03ebae9510bd2e8bea6f71121eb44687de6dbd3e5e2a287fc13f23027a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94091c03ebae9510bd2e8bea6f71121eb44687de6dbd3e5e2a287fc13f23027a", kill_on_drop: false }`
[INFO] [stdout] 94091c03ebae9510bd2e8bea6f71121eb44687de6dbd3e5e2a287fc13f23027a