[INFO] fetching crate h2_imp 0.3.21...
[INFO] checking h2_imp-0.3.21 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate h2_imp 0.3.21 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate h2_imp 0.3.21 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate h2_imp 0.3.21
[INFO] finished tweaking crates.io crate h2_imp 0.3.21
[INFO] tweaked toml for crates.io crate h2_imp 0.3.21 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate h2_imp 0.3.21 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hashbrown v0.14.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56cb7fb789e503b4f8697c32a66cc2c470b3e12e1f7e76ada05048301c9e695e
[INFO] running `Command { std: "docker" "start" "-a" "56cb7fb789e503b4f8697c32a66cc2c470b3e12e1f7e76ada05048301c9e695e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56cb7fb789e503b4f8697c32a66cc2c470b3e12e1f7e76ada05048301c9e695e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56cb7fb789e503b4f8697c32a66cc2c470b3e12e1f7e76ada05048301c9e695e", kill_on_drop: false }`
[INFO] [stdout] 56cb7fb789e503b4f8697c32a66cc2c470b3e12e1f7e76ada05048301c9e695e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 679ce291017e328b1c964f71e0266cb08e89537bbab8253f162b9744780dca69
[INFO] running `Command { std: "docker" "start" "-a" "679ce291017e328b1c964f71e0266cb08e89537bbab8253f162b9744780dca69", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling rustls v0.21.7
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking hashbrown v0.14.1
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking num_cpus v1.16.0
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[INFO] [stderr]     Checking rand_core v0.6.4
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[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking rustls-webpki v0.101.6
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking tokio-util v0.7.9
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2_imp v0.3.21 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/connection.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{client, frame, server};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `frame` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/proto/connection.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `Buf` is already imported here
[INFO] [stdout] 7 |
[INFO] [stdout] 8 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsyncWrite` is imported redundantly
[INFO] [stdout]   --> src/proto/connection.rs:15:28
[INFO] [stdout]    |
[INFO] [stdout] 6  | use crate::proto::*;
[INFO] [stdout]    |     --------------- the item `AsyncWrite` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use tokio::io::{AsyncRead, AsyncWrite};
[INFO] [stdout]    |                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/settings.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::frame;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 4 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `frame` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `StreamId` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/prioritize.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::*;
[INFO] [stdout]   |     -------- the item `StreamId` is already imported here
[INFO] [stdout] 3 |
[INFO] [stdout] 4 | use crate::frame::{Reason, StreamId};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/prioritize.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 | use bytes::buf::{Buf, Take};
[INFO] [stdout]   |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/recv.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `frame` is already imported here
[INFO] [stdout] 2 | use crate::codec::UserError;
[INFO] [stdout] 3 | use crate::frame::{self, PushPromiseHeaderError, Reason, DEFAULT_INITIAL_WINDOW_SIZE};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/recv.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Error` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use crate::proto::{self, Error};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Duration` is imported redundantly
[INFO] [stdout]   --> src/proto/streams/recv.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 1  | use super::*;
[INFO] [stdout]    |     -------- the item `Duration` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 11 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MAX_INITIAL_WINDOW_SIZE`
[INFO] [stdout]   --> src/frame/mod.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     MAX_INITIAL_WINDOW_SIZE, MAX_MAX_FRAME_SIZE,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Header` is imported redundantly
[INFO] [stdout]    --> src/hpack/decoder.rs:832:9
[INFO] [stdout]     |
[INFO] [stdout] 831 |     use super::*;
[INFO] [stdout]     |         -------- the item `Header` is already imported here
[INFO] [stdout] 832 |     use crate::hpack::Header;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:89:24
[INFO] [stdout]     |
[INFO] [stdout] 89  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Header` is imported redundantly
[INFO] [stdout]    --> src/hpack/encoder.rs:302:9
[INFO] [stdout]     |
[INFO] [stdout] 301 |     use super::*;
[INFO] [stdout]     |         -------- the item `Header` is already imported here
[INFO] [stdout] 302 |     use crate::hpack::Header;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/connection.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{client, frame, server};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `frame` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/proto/connection.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `Buf` is already imported here
[INFO] [stdout] 7 |
[INFO] [stdout] 8 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `AsyncWrite` is imported redundantly
[INFO] [stdout]   --> src/proto/connection.rs:15:28
[INFO] [stdout]    |
[INFO] [stdout] 6  | use crate::proto::*;
[INFO] [stdout]    |     --------------- the item `AsyncWrite` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use tokio::io::{AsyncRead, AsyncWrite};
[INFO] [stdout]    |                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/settings.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::frame;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 4 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `frame` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `StreamId` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/prioritize.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::*;
[INFO] [stdout]   |     -------- the item `StreamId` is already imported here
[INFO] [stdout] 3 |
[INFO] [stdout] 4 | use crate::frame::{Reason, StreamId};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/prioritize.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 | use bytes::buf::{Buf, Take};
[INFO] [stdout]   |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/recv.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `frame` is already imported here
[INFO] [stdout] 2 | use crate::codec::UserError;
[INFO] [stdout] 3 | use crate::frame::{self, PushPromiseHeaderError, Reason, DEFAULT_INITIAL_WINDOW_SIZE};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/recv.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Error` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use crate::proto::{self, Error};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Duration` is imported redundantly
[INFO] [stdout]   --> src/proto/streams/recv.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 1  | use super::*;
[INFO] [stdout]    |     -------- the item `Duration` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 11 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `HeaderValue` is imported redundantly
[INFO] [stdout]     --> src/frame/headers.rs:1034:9
[INFO] [stdout]      |
[INFO] [stdout] 1034 |     use http::HeaderValue;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1035 |
[INFO] [stdout] 1036 |     use super::*;
[INFO] [stdout]      |         -------- the item `HeaderValue` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `MAX_INITIAL_WINDOW_SIZE`
[INFO] [stdout]   --> src/frame/mod.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     MAX_INITIAL_WINDOW_SIZE, MAX_MAX_FRAME_SIZE,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/error.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Reset(StreamId, Reason, Initiator),
[INFO] [stdout]    |     ----- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Reset((), Reason, Initiator),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `is_server` and `is_local_init` are never used
[INFO] [stdout]   --> src/proto/peer.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) trait Peer {
[INFO] [stdout]    |                  ---- associated functions in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn is_server() -> bool;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn is_local_init(id: StreamId) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `h2`
[INFO] [stdout]  --> examples/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use h2::client;
[INFO] [stdout]   |     ^^ use of undeclared crate or module `h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `h2`
[INFO] [stdout]  --> examples/akamai.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use h2::client;
[INFO] [stdout]   |     ^^ use of undeclared crate or module `h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `h2`
[INFO] [stdout]  --> examples/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use h2::server::{self, SendResponse};
[INFO] [stdout]   |     ^^ use of undeclared crate or module `h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `h2`
[INFO] [stdout]  --> examples/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use h2::server::{self, SendResponse};
[INFO] [stdout]   |     ^^ use of undeclared crate or module `h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `h2`
[INFO] [stdout]  --> examples/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use h2::RecvStream;
[INFO] [stdout]   |     ^^ use of undeclared crate or module `h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `h2_imp` (example "client") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `h2_imp` (example "akamai") due to 2 previous errors
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `h2_imp` (example "server") due to 4 previous errors
[INFO] [stdout] error: field `0` is never read
[INFO] [stdout]   --> src/error.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Reset(StreamId, Reason, Initiator),
[INFO] [stdout]    |     ----- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Reset((), Reason, Initiator),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated functions `is_server` and `is_local_init` are never used
[INFO] [stdout]   --> src/proto/peer.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) trait Peer {
[INFO] [stdout]    |                  ---- associated functions in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn is_server() -> bool;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn is_local_init(id: StreamId) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `h2_imp` (lib test) due to 16 previous errors
[INFO] running `Command { std: "docker" "inspect" "679ce291017e328b1c964f71e0266cb08e89537bbab8253f162b9744780dca69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679ce291017e328b1c964f71e0266cb08e89537bbab8253f162b9744780dca69", kill_on_drop: false }`
[INFO] [stdout] 679ce291017e328b1c964f71e0266cb08e89537bbab8253f162b9744780dca69
[INFO] checking h2_imp-0.3.21 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate h2_imp 0.3.21 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate h2_imp 0.3.21 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate h2_imp 0.3.21
[INFO] finished tweaking crates.io crate h2_imp 0.3.21
[INFO] tweaked toml for crates.io crate h2_imp 0.3.21 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate h2_imp 0.3.21 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4028c161c63c208cfa7645cff24f34b240b54699914e5f0f9b538d2ff39b34da
[INFO] running `Command { std: "docker" "start" "-a" "4028c161c63c208cfa7645cff24f34b240b54699914e5f0f9b538d2ff39b34da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4028c161c63c208cfa7645cff24f34b240b54699914e5f0f9b538d2ff39b34da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4028c161c63c208cfa7645cff24f34b240b54699914e5f0f9b538d2ff39b34da", kill_on_drop: false }`
[INFO] [stdout] 4028c161c63c208cfa7645cff24f34b240b54699914e5f0f9b538d2ff39b34da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a3095575b655ec914d1f6a642e9d9e6114ff9e5cb575804872b836844325408
[INFO] running `Command { std: "docker" "start" "-a" "5a3095575b655ec914d1f6a642e9d9e6114ff9e5cb575804872b836844325408", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling rustls v0.21.7
[INFO] [stderr]     Checking hashbrown v0.14.1
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking webpki-roots v0.25.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rustls-webpki v0.101.6
[INFO] [stderr]     Checking tokio-util v0.7.9
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2_imp v0.3.21 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/connection.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{client, frame, server};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `frame` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/proto/connection.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `Buf` is already imported here
[INFO] [stdout] 7 |
[INFO] [stdout] 8 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsyncWrite` is imported redundantly
[INFO] [stdout]   --> src/proto/connection.rs:15:28
[INFO] [stdout]    |
[INFO] [stdout] 6  | use crate::proto::*;
[INFO] [stdout]    |     --------------- the item `AsyncWrite` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use tokio::io::{AsyncRead, AsyncWrite};
[INFO] [stdout]    |                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/settings.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::frame;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 4 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `frame` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `StreamId` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/prioritize.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::*;
[INFO] [stdout]   |     -------- the item `StreamId` is already imported here
[INFO] [stdout] 3 |
[INFO] [stdout] 4 | use crate::frame::{Reason, StreamId};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/prioritize.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 | use bytes::buf::{Buf, Take};
[INFO] [stdout]   |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/recv.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `frame` is already imported here
[INFO] [stdout] 2 | use crate::codec::UserError;
[INFO] [stdout] 3 | use crate::frame::{self, PushPromiseHeaderError, Reason, DEFAULT_INITIAL_WINDOW_SIZE};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/recv.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Error` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use crate::proto::{self, Error};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Duration` is imported redundantly
[INFO] [stdout]   --> src/proto/streams/recv.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 1  | use super::*;
[INFO] [stdout]    |     -------- the item `Duration` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 11 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MAX_INITIAL_WINDOW_SIZE`
[INFO] [stdout]   --> src/frame/mod.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     MAX_INITIAL_WINDOW_SIZE, MAX_MAX_FRAME_SIZE,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Header` is imported redundantly
[INFO] [stdout]    --> src/hpack/decoder.rs:832:9
[INFO] [stdout]     |
[INFO] [stdout] 831 |     use super::*;
[INFO] [stdout]     |         -------- the item `Header` is already imported here
[INFO] [stdout] 832 |     use crate::hpack::Header;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:89:24
[INFO] [stdout]     |
[INFO] [stdout] 89  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Header` is imported redundantly
[INFO] [stdout]    --> src/hpack/encoder.rs:302:9
[INFO] [stdout]     |
[INFO] [stdout] 301 |     use super::*;
[INFO] [stdout]     |         -------- the item `Header` is already imported here
[INFO] [stdout] 302 |     use crate::hpack::Header;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/connection.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{client, frame, server};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `frame` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/proto/connection.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `Buf` is already imported here
[INFO] [stdout] 7 |
[INFO] [stdout] 8 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `AsyncWrite` is imported redundantly
[INFO] [stdout]   --> src/proto/connection.rs:15:28
[INFO] [stdout]    |
[INFO] [stdout] 6  | use crate::proto::*;
[INFO] [stdout]    |     --------------- the item `AsyncWrite` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use tokio::io::{AsyncRead, AsyncWrite};
[INFO] [stdout]    |                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/settings.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::frame;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 4 | use crate::proto::*;
[INFO] [stdout]   |     --------------- the item `frame` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `StreamId` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/prioritize.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::*;
[INFO] [stdout]   |     -------- the item `StreamId` is already imported here
[INFO] [stdout] 3 |
[INFO] [stdout] 4 | use crate::frame::{Reason, StreamId};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/prioritize.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 | use bytes::buf::{Buf, Take};
[INFO] [stdout]   |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `frame` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/recv.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `frame` is already imported here
[INFO] [stdout] 2 | use crate::codec::UserError;
[INFO] [stdout] 3 | use crate::frame::{self, PushPromiseHeaderError, Reason, DEFAULT_INITIAL_WINDOW_SIZE};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/proto/streams/recv.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Error` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use crate::proto::{self, Error};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Duration` is imported redundantly
[INFO] [stdout]   --> src/proto/streams/recv.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 1  | use super::*;
[INFO] [stdout]    |     -------- the item `Duration` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 11 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `HeaderValue` is imported redundantly
[INFO] [stdout]     --> src/frame/headers.rs:1034:9
[INFO] [stdout]      |
[INFO] [stdout] 1034 |     use http::HeaderValue;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1035 |
[INFO] [stdout] 1036 |     use super::*;
[INFO] [stdout]      |         -------- the item `HeaderValue` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `MAX_INITIAL_WINDOW_SIZE`
[INFO] [stdout]   --> src/frame/mod.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     MAX_INITIAL_WINDOW_SIZE, MAX_MAX_FRAME_SIZE,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/error.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Reset(StreamId, Reason, Initiator),
[INFO] [stdout]    |     ----- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Reset((), Reason, Initiator),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `is_server` and `is_local_init` are never used
[INFO] [stdout]   --> src/proto/peer.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) trait Peer {
[INFO] [stdout]    |                  ---- associated functions in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn is_server() -> bool;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn is_local_init(id: StreamId) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `h2`
[INFO] [stdout]  --> examples/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use h2::server::{self, SendResponse};
[INFO] [stdout]   |     ^^ use of undeclared crate or module `h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `h2`
[INFO] [stdout]  --> examples/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use h2::client;
[INFO] [stdout]   |     ^^ use of undeclared crate or module `h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `h2`
[INFO] [stdout]  --> examples/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use h2::server::{self, SendResponse};
[INFO] [stdout]   |     ^^ use of undeclared crate or module `h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `h2`
[INFO] [stdout]  --> examples/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use h2::RecvStream;
[INFO] [stdout]   |     ^^ use of undeclared crate or module `h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `h2`
[INFO] [stdout]  --> examples/akamai.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use h2::client;
[INFO] [stdout]   |     ^^ use of undeclared crate or module `h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `h2_imp` (example "client") due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `h2_imp` (example "akamai") due to 2 previous errors
[INFO] [stderr] error: could not compile `h2_imp` (example "server") due to 4 previous errors
[INFO] [stdout] error: field `0` is never read
[INFO] [stdout]   --> src/error.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Reset(StreamId, Reason, Initiator),
[INFO] [stdout]    |     ----- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Reset((), Reason, Initiator),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated functions `is_server` and `is_local_init` are never used
[INFO] [stdout]   --> src/proto/peer.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) trait Peer {
[INFO] [stdout]    |                  ---- associated functions in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn is_server() -> bool;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn is_local_init(id: StreamId) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `h2_imp` (lib test) due to 16 previous errors
[INFO] running `Command { std: "docker" "inspect" "5a3095575b655ec914d1f6a642e9d9e6114ff9e5cb575804872b836844325408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a3095575b655ec914d1f6a642e9d9e6114ff9e5cb575804872b836844325408", kill_on_drop: false }`
[INFO] [stdout] 5a3095575b655ec914d1f6a642e9d9e6114ff9e5cb575804872b836844325408
