[INFO] fetching crate fd-queue 1.0.0-beta.3...
[INFO] checking fd-queue-1.0.0-beta.3 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate fd-queue 1.0.0-beta.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fd-queue 1.0.0-beta.3 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fd-queue 1.0.0-beta.3
[INFO] finished tweaking crates.io crate fd-queue 1.0.0-beta.3
[INFO] tweaked toml for crates.io crate fd-queue 1.0.0-beta.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] fff134fb6e6c98755c4604f366b34e37ccf7c4c44aed79e8813d2f8152cfa977
[INFO] running `Command { std: "docker" "start" "-a" "fff134fb6e6c98755c4604f366b34e37ccf7c4c44aed79e8813d2f8152cfa977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fff134fb6e6c98755c4604f366b34e37ccf7c4c44aed79e8813d2f8152cfa977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff134fb6e6c98755c4604f366b34e37ccf7c4c44aed79e8813d2f8152cfa977", kill_on_drop: false }`
[INFO] [stdout] fff134fb6e6c98755c4604f366b34e37ccf7c4c44aed79e8813d2f8152cfa977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7bf18a0c591c3da1b777b313546c0801de837b8d6fd8bffdd521a3cd0e19a18
[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" "a7bf18a0c591c3da1b777b313546c0801de837b8d6fd8bffdd521a3cd0e19a18", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling fd-queue v1.0.0-beta.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.29s
[INFO] running `Command { std: "docker" "inspect" "a7bf18a0c591c3da1b777b313546c0801de837b8d6fd8bffdd521a3cd0e19a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7bf18a0c591c3da1b777b313546c0801de837b8d6fd8bffdd521a3cd0e19a18", kill_on_drop: false }`
[INFO] [stdout] a7bf18a0c591c3da1b777b313546c0801de837b8d6fd8bffdd521a3cd0e19a18