[INFO] fetching crate async-ready 3.0.0...
[INFO] building async-ready-3.0.0 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate async-ready 3.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate async-ready 3.0.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-ready 3.0.0
[INFO] finished tweaking crates.io crate async-ready 3.0.0
[INFO] tweaked toml for crates.io crate async-ready 3.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb2f4bec47fa76aadc5f2d51df03933b73928c22a9c77faefd8ffff72c41b21e
[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" "fb2f4bec47fa76aadc5f2d51df03933b73928c22a9c77faefd8ffff72c41b21e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb2f4bec47fa76aadc5f2d51df03933b73928c22a9c77faefd8ffff72c41b21e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2f4bec47fa76aadc5f2d51df03933b73928c22a9c77faefd8ffff72c41b21e", kill_on_drop: false }`
[INFO] [stdout] fb2f4bec47fa76aadc5f2d51df03933b73928c22a9c77faefd8ffff72c41b21e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97e779851b195320597d0b6997095de525d99315af4bf793ec81a2c6e491270e
[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" "97e779851b195320597d0b6997095de525d99315af4bf793ec81a2c6e491270e", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-ready v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "97e779851b195320597d0b6997095de525d99315af4bf793ec81a2c6e491270e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e779851b195320597d0b6997095de525d99315af4bf793ec81a2c6e491270e", kill_on_drop: false }`
[INFO] [stdout] 97e779851b195320597d0b6997095de525d99315af4bf793ec81a2c6e491270e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3b75f4d5915b2dd3b975d8a60fd7baf00fe0a66ca8a91c776075957b09b5610
[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" "b3b75f4d5915b2dd3b975d8a60fd7baf00fe0a66ca8a91c776075957b09b5610", kill_on_drop: false }`
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (75b84863966839e5, 8a92c743b00988cf), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (b5479851eb8644d1, 45716c668669be6), 8, 8
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (c459822b7b4afde1, 48335c24ff2b22e2), 8, 8
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr] SG_CR_Eslkdjf: num_cpus, (3cffed8cbc8762b1, a0f41f517138f794), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: num_cpus, (406fe91fc165cde2, 37b6b73a267c17a9), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: num_cpus, (f1eaf505d6119d2c, 586b4b7e75b5c333), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: num_cpus, (8ec8de2d908a91c2, 1c4e332ff4d118f4), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: num_cpus, (187711d796aa2521, 6927d9b5c2d513f2), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: num_cpus, (3b0c8e64ab265f5, a352c93025660d3d), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: num_cpus, (93205d76b4e67097, afdb3b03c0eca42a), 0, 0
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr] SG_CR_Eslkdjf: futures_executor, (c08064a5b5c7c37b, 7c9ef76966f21a13), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: futures_executor, (a0900399c80cf607, c5d6cd9035e65ad6), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures_executor, (b4d7dbe6917acbe8, b18508cfadf93f7), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures_executor, (69e8c4465dad242d, 279294a7276a26df), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: futures_executor, (9c72d6ad91a577ed, 9dd771dbfbd300ff), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures_executor, (82263ce6c35976a5, 1f9a090f9380a80b), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures_executor, (769e02dfc1d72612, 1d5c09011d735ab6), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures_executor, (d940211e305792f2, d88a7ebb92b34fa0), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures_executor, (7f9556f0545571f7, 5c66d1c43d177590), 48, 48
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling async-ready v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "b3b75f4d5915b2dd3b975d8a60fd7baf00fe0a66ca8a91c776075957b09b5610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b75f4d5915b2dd3b975d8a60fd7baf00fe0a66ca8a91c776075957b09b5610", kill_on_drop: false }`
[INFO] [stdout] b3b75f4d5915b2dd3b975d8a60fd7baf00fe0a66ca8a91c776075957b09b5610