[INFO] fetching crate async-dup 1.2.2...
[INFO] checking async-dup-1.2.2 against master#7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 for pr-85387
[INFO] extracting crate async-dup 1.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate async-dup 1.2.2 on toolchain 7dc9ff5c629753b6930ecfe9a0446538b8e25fb7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-dup 1.2.2
[INFO] finished tweaking crates.io crate async-dup 1.2.2
[INFO] tweaked toml for crates.io crate async-dup 1.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] def0ea969ae8b165000c21b0b2391a67dcdca0a91f2d6f41d91d6ac65272aa38
[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" "def0ea969ae8b165000c21b0b2391a67dcdca0a91f2d6f41d91d6ac65272aa38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "def0ea969ae8b165000c21b0b2391a67dcdca0a91f2d6f41d91d6ac65272aa38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def0ea969ae8b165000c21b0b2391a67dcdca0a91f2d6f41d91d6ac65272aa38", kill_on_drop: false }`
[INFO] [stdout] def0ea969ae8b165000c21b0b2391a67dcdca0a91f2d6f41d91d6ac65272aa38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 40a694c13e02910df9df081cf6a76c1ef6523d85b44beb8469796677824b044e
[INFO] running `Command { std: "docker" "start" "-a" "40a694c13e02910df9df081cf6a76c1ef6523d85b44beb8469796677824b044e", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking async-dup v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "40a694c13e02910df9df081cf6a76c1ef6523d85b44beb8469796677824b044e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40a694c13e02910df9df081cf6a76c1ef6523d85b44beb8469796677824b044e", kill_on_drop: false }`
[INFO] [stdout] 40a694c13e02910df9df081cf6a76c1ef6523d85b44beb8469796677824b044e