[INFO] fetching crate futures_codec 0.4.1... [INFO] checking futures_codec-0.4.1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate futures_codec 0.4.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate futures_codec 0.4.1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate futures_codec 0.4.1 [INFO] finished tweaking crates.io crate futures_codec 0.4.1 [INFO] tweaked toml for crates.io crate futures_codec 0.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 29 packages to latest compatible versions [INFO] [stderr] Adding bytes v0.5.6 (available: v1.7.2) [INFO] [stderr] Adding half v1.8.3 (available: v2.4.1) [INFO] [stderr] Adding pin-project v0.4.30 (available: v1.1.5) [INFO] [stderr] Adding pin-project-internal v0.4.30 (available: v1.1.5) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded half v1.8.3 [INFO] [stderr] Downloaded serde_cbor v0.11.2 [INFO] [stderr] Downloaded pin-project-internal v0.4.30 [INFO] [stderr] Downloaded pin-project v0.4.30 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7c095c5d9ad649108730bce9b56c818372f2b3013df45e2e61108c5301631f67 [INFO] running `Command { std: "docker" "start" "-a" "7c095c5d9ad649108730bce9b56c818372f2b3013df45e2e61108c5301631f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c095c5d9ad649108730bce9b56c818372f2b3013df45e2e61108c5301631f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c095c5d9ad649108730bce9b56c818372f2b3013df45e2e61108c5301631f67", kill_on_drop: false }` [INFO] [stdout] 7c095c5d9ad649108730bce9b56c818372f2b3013df45e2e61108c5301631f67 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] accb25eac0f7c414d56ba6b433d97da28dd7c173631e494241822cdf1b55fb73 [INFO] running `Command { std: "docker" "start" "-a" "accb25eac0f7c414d56ba6b433d97da28dd7c173631e494241822cdf1b55fb73", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling pin-project-internal v0.4.30 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking pin-project v0.4.30 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking futures_codec v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: the trait bound `std::io::Cursor<&String>: AsyncRead` is not satisfied [INFO] [stdout] --> benches/lines.rs:20:46 [INFO] [stdout] | [INFO] [stdout] 20 | let mut framed = FramedRead::new(read, LinesCodec {}); [INFO] [stdout] | --------------- ^^^^ the trait `AsyncRead` is not implemented for `std::io::Cursor<&String>` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `AsyncRead`: [INFO] [stdout] &[u8] [INFO] [stdout] &mut T [INFO] [stdout] AllowStdIo [INFO] [stdout] Box [INFO] [stdout] Either [INFO] [stdout] IntoAsyncRead [INFO] [stdout] Pin

[INFO] [stdout] ReadHalf [INFO] [stdout] and 8 others [INFO] [stdout] note: required by a bound in `FramedRead::::new` [INFO] [stdout] --> /opt/rustwide/workdir/src/framed_read.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | T: AsyncRead, [INFO] [stdout] | ^^^^^^^^^ required by this bound in `FramedRead::::new` [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn new(inner: T, decoder: D) -> Self { [INFO] [stdout] | --- required by a bound in this associated function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `try_next` exists for struct `FramedRead, LinesCodec>`, but its trait bounds were not satisfied [INFO] [stdout] --> benches/lines.rs:22:20 [INFO] [stdout] | [INFO] [stdout] 22 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method cannot be called on `FramedRead, LinesCodec>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- doesn't satisfy `_: TryStreamExt` or `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `FramedRead, LinesCodec>: TryStream` [INFO] [stdout] which is required by `FramedRead, LinesCodec>: TryStreamExt` [INFO] [stdout] `std::io::Cursor<&String>: TryStream` [INFO] [stdout] which is required by `std::io::Cursor<&String>: TryStreamExt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `try_next` exists for struct `FramedRead, LinesCodec>`, but its trait bounds were not satisfied [INFO] [stdout] --> benches/lines.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 23 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method cannot be called on `FramedRead, LinesCodec>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- doesn't satisfy `_: TryStreamExt` or `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `FramedRead, LinesCodec>: TryStream` [INFO] [stdout] which is required by `FramedRead, LinesCodec>: TryStreamExt` [INFO] [stdout] `std::io::Cursor<&String>: TryStream` [INFO] [stdout] which is required by `std::io::Cursor<&String>: TryStreamExt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `try_next` exists for struct `FramedRead, LinesCodec>`, but its trait bounds were not satisfied [INFO] [stdout] --> benches/lines.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 24 | framed.try_next().await.is_ok() [INFO] [stdout] | ^^^^^^^^ method cannot be called on `FramedRead, LinesCodec>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- doesn't satisfy `_: TryStreamExt` or `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `FramedRead, LinesCodec>: TryStream` [INFO] [stdout] which is required by `FramedRead, LinesCodec>: TryStreamExt` [INFO] [stdout] `std::io::Cursor<&String>: TryStream` [INFO] [stdout] which is required by `std::io::Cursor<&String>: TryStreamExt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `std::io::Cursor<&String>: AsyncRead` is not satisfied [INFO] [stdout] --> benches/lines.rs:40:46 [INFO] [stdout] | [INFO] [stdout] 40 | let mut framed = FramedRead::new(read, LinesCodec {}); [INFO] [stdout] | --------------- ^^^^ the trait `AsyncRead` is not implemented for `std::io::Cursor<&String>` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `AsyncRead`: [INFO] [stdout] &[u8] [INFO] [stdout] &mut T [INFO] [stdout] AllowStdIo [INFO] [stdout] Box [INFO] [stdout] Either [INFO] [stdout] IntoAsyncRead [INFO] [stdout] Pin

[INFO] [stdout] ReadHalf [INFO] [stdout] and 8 others [INFO] [stdout] note: required by a bound in `FramedRead::::new` [INFO] [stdout] --> /opt/rustwide/workdir/src/framed_read.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | T: AsyncRead, [INFO] [stdout] | ^^^^^^^^^ required by this bound in `FramedRead::::new` [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn new(inner: T, decoder: D) -> Self { [INFO] [stdout] | --- required by a bound in this associated function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `try_next` exists for struct `FramedRead, LinesCodec>`, but its trait bounds were not satisfied [INFO] [stdout] --> benches/lines.rs:42:20 [INFO] [stdout] | [INFO] [stdout] 42 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method cannot be called on `FramedRead, LinesCodec>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- doesn't satisfy `_: TryStreamExt` or `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `FramedRead, LinesCodec>: TryStream` [INFO] [stdout] which is required by `FramedRead, LinesCodec>: TryStreamExt` [INFO] [stdout] `std::io::Cursor<&String>: TryStream` [INFO] [stdout] which is required by `std::io::Cursor<&String>: TryStreamExt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `try_next` exists for struct `FramedRead, LinesCodec>`, but its trait bounds were not satisfied [INFO] [stdout] --> benches/lines.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method cannot be called on `FramedRead, LinesCodec>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- doesn't satisfy `_: TryStreamExt` or `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `FramedRead, LinesCodec>: TryStream` [INFO] [stdout] which is required by `FramedRead, LinesCodec>: TryStreamExt` [INFO] [stdout] `std::io::Cursor<&String>: TryStream` [INFO] [stdout] which is required by `std::io::Cursor<&String>: TryStreamExt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `try_next` exists for struct `FramedRead, LinesCodec>`, but its trait bounds were not satisfied [INFO] [stdout] --> benches/lines.rs:44:20 [INFO] [stdout] | [INFO] [stdout] 44 | framed.try_next().await.is_ok() [INFO] [stdout] | ^^^^^^^^ method cannot be called on `FramedRead, LinesCodec>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- doesn't satisfy `_: TryStreamExt` or `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `FramedRead, LinesCodec>: TryStream` [INFO] [stdout] which is required by `FramedRead, LinesCodec>: TryStreamExt` [INFO] [stdout] `std::io::Cursor<&String>: TryStream` [INFO] [stdout] which is required by `std::io::Cursor<&String>: TryStreamExt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `std::io::Cursor<&String>: AsyncRead` is not satisfied [INFO] [stdout] --> benches/lines.rs:60:46 [INFO] [stdout] | [INFO] [stdout] 60 | let mut framed = FramedRead::new(read, LinesCodec {}); [INFO] [stdout] | --------------- ^^^^ the trait `AsyncRead` is not implemented for `std::io::Cursor<&String>` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `AsyncRead`: [INFO] [stdout] &[u8] [INFO] [stdout] &mut T [INFO] [stdout] AllowStdIo [INFO] [stdout] Box [INFO] [stdout] Either [INFO] [stdout] IntoAsyncRead [INFO] [stdout] Pin

[INFO] [stdout] ReadHalf [INFO] [stdout] and 8 others [INFO] [stdout] note: required by a bound in `FramedRead::::new` [INFO] [stdout] --> /opt/rustwide/workdir/src/framed_read.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | T: AsyncRead, [INFO] [stdout] | ^^^^^^^^^ required by this bound in `FramedRead::::new` [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn new(inner: T, decoder: D) -> Self { [INFO] [stdout] | --- required by a bound in this associated function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `try_next` exists for struct `FramedRead, LinesCodec>`, but its trait bounds were not satisfied [INFO] [stdout] --> benches/lines.rs:62:20 [INFO] [stdout] | [INFO] [stdout] 62 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method cannot be called on `FramedRead, LinesCodec>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- doesn't satisfy `_: TryStreamExt` or `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `FramedRead, LinesCodec>: TryStream` [INFO] [stdout] which is required by `FramedRead, LinesCodec>: TryStreamExt` [INFO] [stdout] `std::io::Cursor<&String>: TryStream` [INFO] [stdout] which is required by `std::io::Cursor<&String>: TryStreamExt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `try_next` exists for struct `FramedRead, LinesCodec>`, but its trait bounds were not satisfied [INFO] [stdout] --> benches/lines.rs:63:20 [INFO] [stdout] | [INFO] [stdout] 63 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method cannot be called on `FramedRead, LinesCodec>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- doesn't satisfy `_: TryStreamExt` or `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `FramedRead, LinesCodec>: TryStream` [INFO] [stdout] which is required by `FramedRead, LinesCodec>: TryStreamExt` [INFO] [stdout] `std::io::Cursor<&String>: TryStream` [INFO] [stdout] which is required by `std::io::Cursor<&String>: TryStreamExt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `try_next` exists for struct `FramedRead, LinesCodec>`, but its trait bounds were not satisfied [INFO] [stdout] --> benches/lines.rs:64:20 [INFO] [stdout] | [INFO] [stdout] 64 | framed.try_next().await.is_ok() [INFO] [stdout] | ^^^^^^^^ method cannot be called on `FramedRead, LinesCodec>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- doesn't satisfy `_: TryStreamExt` or `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `FramedRead, LinesCodec>: TryStream` [INFO] [stdout] which is required by `FramedRead, LinesCodec>: TryStreamExt` [INFO] [stdout] `std::io::Cursor<&String>: TryStream` [INFO] [stdout] which is required by `std::io::Cursor<&String>: TryStreamExt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryStreamExt` [INFO] [stdout] --> benches/lines.rs:5:25 [INFO] [stdout] | [INFO] [stdout] 5 | use futures::{executor, TryStreamExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 12 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures_codec` (bench "lines") due to 13 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "accb25eac0f7c414d56ba6b433d97da28dd7c173631e494241822cdf1b55fb73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "accb25eac0f7c414d56ba6b433d97da28dd7c173631e494241822cdf1b55fb73", kill_on_drop: false }` [INFO] [stdout] accb25eac0f7c414d56ba6b433d97da28dd7c173631e494241822cdf1b55fb73