[INFO] fetching crate tokio-ddmw 0.6.0...
[INFO] checking tokio-ddmw-0.6.0 against beta for pr-78714
[INFO] extracting crate tokio-ddmw 0.6.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tokio-ddmw 0.6.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-ddmw 0.6.0
[INFO] finished tweaking crates.io crate tokio-ddmw 0.6.0
[INFO] tweaked toml for crates.io crate tokio-ddmw 0.6.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84c4ccead94baed0825e0eb729dc602ed5a03c978b68d92f85ded7d49efb48aa
[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" "84c4ccead94baed0825e0eb729dc602ed5a03c978b68d92f85ded7d49efb48aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84c4ccead94baed0825e0eb729dc602ed5a03c978b68d92f85ded7d49efb48aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c4ccead94baed0825e0eb729dc602ed5a03c978b68d92f85ded7d49efb48aa", kill_on_drop: false }`
[INFO] [stdout] 84c4ccead94baed0825e0eb729dc602ed5a03c978b68d92f85ded7d49efb48aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 13dfc7b332724186cd4c23bb12e7974e3eed38fb9d6ec548533af4cd004692d9
[INFO] running `Command { std: "docker" "start" "-a" "13dfc7b332724186cd4c23bb12e7974e3eed38fb9d6ec548533af4cd004692d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking blather v0.4.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-test v0.2.1
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking tokio-ddmw v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `getline_owned`
[INFO] [stdout]    --> src/clntif-codec.rs:154:6
[INFO] [stdout]     |
[INFO] [stdout] 154 |   fn getline_owned(
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `getline_owned`
[INFO] [stdout]    --> src/clntif-codec.rs:154:6
[INFO] [stdout]     |
[INFO] [stdout] 154 |   fn getline_owned(
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bm`
[INFO] [stdout]   --> tests/tg_to_expect.rs:31:31
[INFO] [stdout]    |
[INFO] [stdout] 31 |     if let clntif::Input::Buf(bm) = o {
[INFO] [stdout]    |                               ^^ help: if this is intentional, prefix it with an underscore: `_bm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> tests/tg_to_expect.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 |       frm.codec_mut().expect_buf(4);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.22s
[INFO] running `Command { std: "docker" "inspect" "13dfc7b332724186cd4c23bb12e7974e3eed38fb9d6ec548533af4cd004692d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13dfc7b332724186cd4c23bb12e7974e3eed38fb9d6ec548533af4cd004692d9", kill_on_drop: false }`
[INFO] [stdout] 13dfc7b332724186cd4c23bb12e7974e3eed38fb9d6ec548533af4cd004692d9