[INFO] fetching crate doh-dns 0.2.0...
[INFO] testing doh-dns-0.2.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate doh-dns 0.2.0 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate doh-dns 0.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doh-dns 0.2.0
[INFO] finished tweaking crates.io crate doh-dns 0.2.0
[INFO] tweaked toml for crates.io crate doh-dns 0.2.0 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hyper v0.13.10
[INFO] [stderr]   Downloaded h2 v0.2.7
[INFO] [stderr]   Downloaded num-derive v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2313baba98a0e3362ae704db44786b98871ec69b90c0b2a88bc7f9c5fb73dfe7
[INFO] running `Command { std: "docker" "start" "-a" "2313baba98a0e3362ae704db44786b98871ec69b90c0b2a88bc7f9c5fb73dfe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2313baba98a0e3362ae704db44786b98871ec69b90c0b2a88bc7f9c5fb73dfe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2313baba98a0e3362ae704db44786b98871ec69b90c0b2a88bc7f9c5fb73dfe7", kill_on_drop: false }`
[INFO] [stdout] 2313baba98a0e3362ae704db44786b98871ec69b90c0b2a88bc7f9c5fb73dfe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a450f8e54c8a24935cc3b5ec190fda6e28ec9217117e55ad29273a0f9a2ac00
[INFO] running `Command { std: "docker" "start" "-a" "9a450f8e54c8a24935cc3b5ec190fda6e28ec9217117e55ad29273a0f9a2ac00", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling doh-dns v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | #![feature(proc_macro_hygiene)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | #![feature(stmt_expr_attributes)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `hyper::client::Builder::keep_alive`: name is confusing, to disable the connection pool, call pool_max_idle_per_host(0)
[INFO] [stdout]   --> src/client.rs:45:39
[INFO] [stdout]    |
[INFO] [stdout] 45 |             client: Client::builder().keep_alive(true).build(connector),
[INFO] [stdout]    |                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `doh-dns` due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "9a450f8e54c8a24935cc3b5ec190fda6e28ec9217117e55ad29273a0f9a2ac00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a450f8e54c8a24935cc3b5ec190fda6e28ec9217117e55ad29273a0f9a2ac00", kill_on_drop: false }`
[INFO] [stdout] 9a450f8e54c8a24935cc3b5ec190fda6e28ec9217117e55ad29273a0f9a2ac00
