[INFO] fetching crate backroll_transport 0.1.2...
[INFO] building backroll_transport-0.1.2 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate backroll_transport 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate backroll_transport 0.1.2 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 backroll_transport 0.1.2
[INFO] finished tweaking crates.io crate backroll_transport 0.1.2
[INFO] tweaked toml for crates.io crate backroll_transport 0.1.2 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2bbd3fb2c8a206158139762f8d6fb6505427e00cfc1f652088bf06440df495fa
[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" "2bbd3fb2c8a206158139762f8d6fb6505427e00cfc1f652088bf06440df495fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bbd3fb2c8a206158139762f8d6fb6505427e00cfc1f652088bf06440df495fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bbd3fb2c8a206158139762f8d6fb6505427e00cfc1f652088bf06440df495fa", kill_on_drop: false }`
[INFO] [stdout] 2bbd3fb2c8a206158139762f8d6fb6505427e00cfc1f652088bf06440df495fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 52de8b353b8db6c13b30e1d6c6445bd29762411c85eee60b5c65e742b0e9c600
[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" "52de8b353b8db6c13b30e1d6c6445bd29762411c85eee60b5c65e742b0e9c600", kill_on_drop: false }`
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (75b84863966839e5, 8a92c743b00988cf), 0, 0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling event-listener v2.5.1
[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 dashmap v4.0.2
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr] SG_CR_Eslkdjf: futures_core, (f4efdce7ceb01ce, 43593ea0fb3db96b), 0, 0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling backroll_transport v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "52de8b353b8db6c13b30e1d6c6445bd29762411c85eee60b5c65e742b0e9c600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52de8b353b8db6c13b30e1d6c6445bd29762411c85eee60b5c65e742b0e9c600", kill_on_drop: false }`
[INFO] [stdout] 52de8b353b8db6c13b30e1d6c6445bd29762411c85eee60b5c65e742b0e9c600
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 8d27af0d790ce41ae10908a644449021f16b10b22b589961cb99c4e830788030
[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" "8d27af0d790ce41ae10908a644449021f16b10b22b589961cb99c4e830788030", kill_on_drop: false }`
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (75b84863966839e5, 8a92c743b00988cf), 0, 0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr] SG_CR_Eslkdjf: futures_core, (f4efdce7ceb01ce, 43593ea0fb3db96b), 0, 0
[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 backroll_transport v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (986db847cfd9935, a231d609662e5335), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (70ec488386d9b6fb, a296ef92d6c192bd), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (92fe7628b832a338, 7e567e8556e8ec5b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (eb49eca562f6e2e7, 301e990c52dbd5e7), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (2d86be8812cc6d16, aeb9f8d60af00d70), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (31fa1175b5ed0cd8, f4c133f994706a89), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (ce419782d392c1a9, 6858eab18edbb24d), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (c8c27f06bbee36f5, 1545467171393ded), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (9e46e405a5efa657, cd7f3d79132f5e2b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (f57fee05e8dd0dc4, 695d6056222cf588), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (c3617791df6b473a, 8159356e9e5d4040), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (8974f5e26862406c, 45a8725218658ced), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (fa2685a19747ad64, c59a1d307a6308b2), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (fab93b93152058a8, d4afb37983147143), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (ba2faabb4ed64917, 6d2539dd64be2bb0), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: backroll_transport, (39b29c520606cae9, 21a49bede077f280), 0, 0
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "8d27af0d790ce41ae10908a644449021f16b10b22b589961cb99c4e830788030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d27af0d790ce41ae10908a644449021f16b10b22b589961cb99c4e830788030", kill_on_drop: false }`
[INFO] [stdout] 8d27af0d790ce41ae10908a644449021f16b10b22b589961cb99c4e830788030