[INFO] fetching crate huelib 0.10.0...
[INFO] checking huelib-0.10.0 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate huelib 0.10.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate huelib 0.10.0 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate huelib 0.10.0
[INFO] finished tweaking crates.io crate huelib 0.10.0
[INFO] tweaked toml for crates.io crate huelib 0.10.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate huelib 0.10.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eb88a1cb4882bfadc9f6cdddf174ec2f35ee5ee9aa403f21f6df025a5d893ee
[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" "4eb88a1cb4882bfadc9f6cdddf174ec2f35ee5ee9aa403f21f6df025a5d893ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eb88a1cb4882bfadc9f6cdddf174ec2f35ee5ee9aa403f21f6df025a5d893ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb88a1cb4882bfadc9f6cdddf174ec2f35ee5ee9aa403f21f6df025a5d893ee", kill_on_drop: false }`
[INFO] [stdout] 4eb88a1cb4882bfadc9f6cdddf174ec2f35ee5ee9aa403f21f6df025a5d893ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c48b024f0de1f9812c0e74ee383d0120e3adde125c0846c4f0041cd4b78f9cfb
[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" "c48b024f0de1f9812c0e74ee383d0120e3adde125c0846c4f0041cd4b78f9cfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking chunked_transfer v1.3.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_setters v0.1.4
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking ureq v1.5.1
[INFO] [stderr]     Checking huelib v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "c48b024f0de1f9812c0e74ee383d0120e3adde125c0846c4f0041cd4b78f9cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48b024f0de1f9812c0e74ee383d0120e3adde125c0846c4f0041cd4b78f9cfb", kill_on_drop: false }`
[INFO] [stdout] c48b024f0de1f9812c0e74ee383d0120e3adde125c0846c4f0041cd4b78f9cfb