[INFO] fetching crate userland-io 0.1.0-alpha.4...
[INFO] checking userland-io-0.1.0-alpha.4 against master#0d56e340472882fa673d4b98d0802b9a799879d0 for pr-101692
[INFO] extracting crate userland-io 0.1.0-alpha.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate userland-io 0.1.0-alpha.4 on toolchain 0d56e340472882fa673d4b98d0802b9a799879d0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate userland-io 0.1.0-alpha.4
[INFO] finished tweaking crates.io crate userland-io 0.1.0-alpha.4
[INFO] tweaked toml for crates.io crate userland-io 0.1.0-alpha.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 679ec8bd380a275a88a342d465fa0dc3fcb73c490a70b4d5bb34423295780878
[INFO] running `Command { std: "docker" "start" "-a" "679ec8bd380a275a88a342d465fa0dc3fcb73c490a70b4d5bb34423295780878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "679ec8bd380a275a88a342d465fa0dc3fcb73c490a70b4d5bb34423295780878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679ec8bd380a275a88a342d465fa0dc3fcb73c490a70b4d5bb34423295780878", kill_on_drop: false }`
[INFO] [stdout] 679ec8bd380a275a88a342d465fa0dc3fcb73c490a70b4d5bb34423295780878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1db873a36c000cb68ff98b5830a3fd06fc0c58c96c16798832c92f89f7854340
[INFO] running `Command { std: "docker" "start" "-a" "1db873a36c000cb68ff98b5830a3fd06fc0c58c96c16798832c92f89f7854340", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking rmp v0.8.11
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]     Checking futures-executor v0.3.24
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking userland-io v0.1.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `NBD_OPT_PEEK_EXPORT` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub const NBD_OPT_PEEK_EXPORT: u32 = 4;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_OPT_PEEK_EXPORT` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub const NBD_OPT_PEEK_EXPORT: u32 = 4;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_INFO` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub const NBD_REP_INFO: u32 = 3;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_INFO` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub const NBD_REP_INFO: u32 = 3;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_META_CONTEXT` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub const NBD_REP_META_CONTEXT: u32 = 4;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_META_CONTEXT` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub const NBD_REP_META_CONTEXT: u32 = 4;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_POLICY` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub const NBD_REP_ERR_POLICY: u32 = 2 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_POLICY` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub const NBD_REP_ERR_POLICY: u32 = 2 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_INVALID` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub const NBD_REP_ERR_INVALID: u32 = 3 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_INVALID` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub const NBD_REP_ERR_INVALID: u32 = 3 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_PLATFORM` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub const NBD_REP_ERR_PLATFORM: u32 = 4 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_PLATFORM` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub const NBD_REP_ERR_PLATFORM: u32 = 4 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_TLS_REQD` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub const NBD_REP_ERR_TLS_REQD: u32 = 5 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_TLS_REQD` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub const NBD_REP_ERR_TLS_REQD: u32 = 5 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_UNKNOWN` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub const NBD_REP_ERR_UNKNOWN: u32 = 6 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_UNKNOWN` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub const NBD_REP_ERR_UNKNOWN: u32 = 6 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_BLOCK_SIZE_REQD` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub const NBD_REP_ERR_BLOCK_SIZE_REQD: u32 = 8 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_REP_ERR_BLOCK_SIZE_REQD` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub const NBD_REP_ERR_BLOCK_SIZE_REQD: u32 = 8 | NBD_REP_FLAG_ERROR;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_INFO_EXPORT` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:42:15
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub const NBD_INFO_EXPORT: u16 = 0;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_INFO_EXPORT` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:42:15
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub const NBD_INFO_EXPORT: u16 = 0;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_INFO_NAME` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub const NBD_INFO_NAME: u16 = 1;
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_INFO_NAME` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub const NBD_INFO_NAME: u16 = 1;
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_INFO_DESCRIPTION` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub const NBD_INFO_DESCRIPTION: u16 = 2;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_INFO_DESCRIPTION` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub const NBD_INFO_DESCRIPTION: u16 = 2;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_INFO_BLOCK_SIZE` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub const NBD_INFO_BLOCK_SIZE: u16 = 3;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_INFO_BLOCK_SIZE` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub const NBD_INFO_BLOCK_SIZE: u16 = 3;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_FLAG_SEND_FUA` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:52:15
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub const NBD_FLAG_SEND_FUA: u16 = 1 << 3;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_FLAG_SEND_FUA` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:52:15
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub const NBD_FLAG_SEND_FUA: u16 = 1 << 3;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_FLAG_SEND_WRITE_ZEROES` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:55:15
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub const NBD_FLAG_SEND_WRITE_ZEROES: u16 = 1 << 6;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_FLAG_SEND_WRITE_ZEROES` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:55:15
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub const NBD_FLAG_SEND_WRITE_ZEROES: u16 = 1 << 6;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_FLAG_CAN_MULTI_CONN` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:56:15
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub const NBD_FLAG_CAN_MULTI_CONN: u16 = 1 << 8;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_FLAG_CAN_MULTI_CONN` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:56:15
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub const NBD_FLAG_CAN_MULTI_CONN: u16 = 1 << 8;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_FLAG_FUA` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:61:15
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub const NBD_CMD_FLAG_FUA: u16 = 1 << 0;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_FLAG_FUA` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:61:15
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub const NBD_CMD_FLAG_FUA: u16 = 1 << 0;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_FLAG_NO_HOLE` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:62:15
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub const NBD_CMD_FLAG_NO_HOLE: u16 = 1 << 1;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_FLAG_FLAG_DF` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:63:15
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub const NBD_CMD_FLAG_FLAG_DF: u16 = 1 << 2;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_FLAG_NO_HOLE` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:62:15
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub const NBD_CMD_FLAG_NO_HOLE: u16 = 1 << 1;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_FLAG_REQ_ONE` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:64:15
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub const NBD_CMD_FLAG_REQ_ONE: u16 = 1 << 3;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_FLAG_FLAG_DF` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:63:15
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub const NBD_CMD_FLAG_FLAG_DF: u16 = 1 << 2;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_FLAG_FAST_ZERO` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub const NBD_CMD_FLAG_FAST_ZERO: u16 = 1 << 4;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_FLAG_REQ_ONE` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:64:15
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub const NBD_CMD_FLAG_REQ_ONE: u16 = 1 << 3;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_CACHE` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:73:15
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub const NBD_CMD_CACHE: u16 = 5;
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_FLAG_FAST_ZERO` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub const NBD_CMD_FLAG_FAST_ZERO: u16 = 1 << 4;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_BLOCK_STATUS` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:75:15
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub const NBD_CMD_BLOCK_STATUS: u16 = 7;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_CACHE` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:73:15
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub const NBD_CMD_CACHE: u16 = 5;
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_RESIZE` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:76:15
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub const NBD_CMD_RESIZE: u16 = 8;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_BLOCK_STATUS` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:75:15
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub const NBD_CMD_BLOCK_STATUS: u16 = 7;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NBD_CMD_RESIZE` is never used
[INFO] [stdout]   --> src/transport/nbd/protocol/mod.rs:76:15
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub const NBD_CMD_RESIZE: u16 = 8;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.85s
[INFO] running `Command { std: "docker" "inspect" "1db873a36c000cb68ff98b5830a3fd06fc0c58c96c16798832c92f89f7854340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1db873a36c000cb68ff98b5830a3fd06fc0c58c96c16798832c92f89f7854340", kill_on_drop: false }`
[INFO] [stdout] 1db873a36c000cb68ff98b5830a3fd06fc0c58c96c16798832c92f89f7854340