[INFO] cloning repository https://github.com/nakakura/tokio_udp_sendrecv_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nakakura/tokio_udp_sendrecv_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakakura%2Ftokio_udp_sendrecv_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakakura%2Ftokio_udp_sendrecv_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a2d2acc59bb69de09d4bbf7552f535d131c016c
[INFO] testing nakakura/tokio_udp_sendrecv_example against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakakura%2Ftokio_udp_sendrecv_example" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nakakura/tokio_udp_sendrecv_example
[INFO] finished tweaking git repo https://github.com/nakakura/tokio_udp_sendrecv_example
[INFO] tweaked toml for git repo https://github.com/nakakura/tokio_udp_sendrecv_example written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nakakura/tokio_udp_sendrecv_example on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nakakura/tokio_udp_sendrecv_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.4.1
[INFO] [stderr]   Downloaded tokio-io v0.1.6
[INFO] [stderr]   Downloaded cfg-if v0.1.3
[INFO] [stderr]   Downloaded tokio-udp v0.1.0
[INFO] [stderr]   Downloaded byteorder v1.2.3
[INFO] [stderr]   Downloaded num_cpus v1.8.0
[INFO] [stderr]   Downloaded net2 v0.2.32
[INFO] [stderr]   Downloaded tokio-fs v0.1.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.3.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.1
[INFO] [stderr]   Downloaded arrayvec v0.4.7
[INFO] [stderr]   Downloaded tokio-timer v0.2.3
[INFO] [stderr]   Downloaded rand v0.4.2
[INFO] [stderr]   Downloaded tokio v0.1.6
[INFO] [stderr]   Downloaded mio v0.6.14
[INFO] [stderr]   Downloaded libc v0.2.40
[INFO] [stderr]   Downloaded futures v0.1.21
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.3
[INFO] [stderr]   Downloaded bytes v0.4.7
[INFO] [stderr]   Downloaded bitflags v1.0.3
[INFO] [stderr]   Downloaded tokio-reactor v0.1.1
[INFO] [stderr]   Downloaded tokio-tcp v0.1.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.3.1
[INFO] [stderr]   Downloaded lazycell v0.6.0
[INFO] [stderr]   Downloaded tokio-executor v0.1.2
[INFO] [stderr]   Downloaded winapi v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8596bc8ad2e620f08847f71989487e48645c716e4a45d3cee3dcbd063188b0a3
[INFO] running `Command { std: "docker" "start" "-a" "8596bc8ad2e620f08847f71989487e48645c716e4a45d3cee3dcbd063188b0a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8596bc8ad2e620f08847f71989487e48645c716e4a45d3cee3dcbd063188b0a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8596bc8ad2e620f08847f71989487e48645c716e4a45d3cee3dcbd063188b0a3", kill_on_drop: false }`
[INFO] [stdout] 8596bc8ad2e620f08847f71989487e48645c716e4a45d3cee3dcbd063188b0a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5bceaa785290d8bbd36a5cd7eda36d262c5a3bde01e84a86e7426c671dc320f
[INFO] running `Command { std: "docker" "start" "-a" "f5bceaa785290d8bbd36a5cd7eda36d262c5a3bde01e84a86e7426c671dc320f", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling futures v0.1.21
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling tokio-timer v0.2.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-fs v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.6
[INFO] [stderr]    Compiling udp_sendrecv_tokio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: there is a feature with a similar name: `option_filter`
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(drain_filter)]
[INFO] [stdout] 1 + #![feature(option_filter)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `udp_sendrecv_tokio` (bin "udp_sendrecv_tokio") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f5bceaa785290d8bbd36a5cd7eda36d262c5a3bde01e84a86e7426c671dc320f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5bceaa785290d8bbd36a5cd7eda36d262c5a3bde01e84a86e7426c671dc320f", kill_on_drop: false }`
[INFO] [stdout] f5bceaa785290d8bbd36a5cd7eda36d262c5a3bde01e84a86e7426c671dc320f
