[INFO] fetching crate webrender_api 0.61.0...
[INFO] checking webrender_api-0.61.0 against beta for pr-78714
[INFO] extracting crate webrender_api 0.61.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate webrender_api 0.61.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webrender_api 0.61.0
[INFO] finished tweaking crates.io crate webrender_api 0.61.0
[INFO] tweaked toml for crates.io crate webrender_api 0.61.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] a9c25affd6aee474190dea4cae8f1f9414f985aca4a3b3d4aaf5bafac56306d0
[INFO] running `Command { std: "docker" "start" "-a" "a9c25affd6aee474190dea4cae8f1f9414f985aca4a3b3d4aaf5bafac56306d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9c25affd6aee474190dea4cae8f1f9414f985aca4a3b3d4aaf5bafac56306d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c25affd6aee474190dea4cae8f1f9414f985aca4a3b3d4aaf5bafac56306d0", kill_on_drop: false }`
[INFO] [stdout] a9c25affd6aee474190dea4cae8f1f9414f985aca4a3b3d4aaf5bafac56306d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df60f336f68cba0f473cb5466f58c418bb65e22e53feb5261f5cd2f3bee1a49f
[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" "df60f336f68cba0f473cb5466f58c418bb65e22e53feb5261f5cd2f3bee1a49f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling peek-poke-derive v0.2.1
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.1
[INFO] [stderr]     Checking euclid v0.20.14
[INFO] [stderr]     Checking app_units v0.7.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking peek-poke v0.2.0
[INFO] [stderr]     Checking wr_malloc_size_of v0.1.0
[INFO] [stderr]     Checking webrender_api v0.61.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/channel_mpsc.rs:41:71
[INFO] [stdout]    |
[INFO] [stdout] 41 |         self.rx.recv().map_err(|e| io::Error::new(ErrorKind::Other, e.description()))
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/channel_mpsc.rs:41:71
[INFO] [stdout]    |
[INFO] [stdout] 41 |         self.rx.recv().map_err(|e| io::Error::new(ErrorKind::Other, e.description()))
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.11s
[INFO] running `Command { std: "docker" "inspect" "df60f336f68cba0f473cb5466f58c418bb65e22e53feb5261f5cd2f3bee1a49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df60f336f68cba0f473cb5466f58c418bb65e22e53feb5261f5cd2f3bee1a49f", kill_on_drop: false }`
[INFO] [stdout] df60f336f68cba0f473cb5466f58c418bb65e22e53feb5261f5cd2f3bee1a49f