[INFO] fetching crate futures_codec 0.4.1... [INFO] checking futures_codec-0.4.1 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991 [INFO] extracting crate futures_codec 0.4.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate futures_codec 0.4.1 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", 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-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e84ce5b610e2243436b1037a18325dbc592ede2221ca72efb42c7397059ecb6c [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" "e84ce5b610e2243436b1037a18325dbc592ede2221ca72efb42c7397059ecb6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e84ce5b610e2243436b1037a18325dbc592ede2221ca72efb42c7397059ecb6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e84ce5b610e2243436b1037a18325dbc592ede2221ca72efb42c7397059ecb6c", kill_on_drop: false }` [INFO] [stdout] e84ce5b610e2243436b1037a18325dbc592ede2221ca72efb42c7397059ecb6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 81fcfc40cede5ac4f9d1164f4ffbbc0e79ae848fb2348c918dde8128c81ca58d [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" "81fcfc40cede5ac4f9d1164f4ffbbc0e79ae848fb2348c918dde8128c81ca58d", kill_on_drop: false }` [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Checking pin-project v0.4.27 [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:20:30 [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] = note: required by `FramedRead::::new` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `try_next` found for struct `FramedRead, LinesCodec>` in the current scope [INFO] [stdout] --> benches/lines.rs:22:20 [INFO] [stdout] | [INFO] [stdout] 22 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method not found in `FramedRead, LinesCodec>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- [INFO] [stdout] | | [INFO] [stdout] | doesn't satisfy `_: TryStreamExt` [INFO] [stdout] | doesn't satisfy `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_next` exists but 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]: no method named `try_next` found for struct `FramedRead, LinesCodec>` in the current scope [INFO] [stdout] --> benches/lines.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 23 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method not found in `FramedRead, LinesCodec>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- [INFO] [stdout] | | [INFO] [stdout] | doesn't satisfy `_: TryStreamExt` [INFO] [stdout] | doesn't satisfy `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_next` exists but 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]: no method named `try_next` found for struct `FramedRead, LinesCodec>` in the current scope [INFO] [stdout] --> benches/lines.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 24 | framed.try_next().await.is_ok() [INFO] [stdout] | ^^^^^^^^ method not found in `FramedRead, LinesCodec>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- [INFO] [stdout] | | [INFO] [stdout] | doesn't satisfy `_: TryStreamExt` [INFO] [stdout] | doesn't satisfy `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_next` exists but 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:40:30 [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] = note: required by `FramedRead::::new` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `try_next` found for struct `FramedRead, LinesCodec>` in the current scope [INFO] [stdout] --> benches/lines.rs:42:20 [INFO] [stdout] | [INFO] [stdout] 42 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method not found in `FramedRead, LinesCodec>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- [INFO] [stdout] | | [INFO] [stdout] | doesn't satisfy `_: TryStreamExt` [INFO] [stdout] | doesn't satisfy `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_next` exists but 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]: no method named `try_next` found for struct `FramedRead, LinesCodec>` in the current scope [INFO] [stdout] --> benches/lines.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method not found in `FramedRead, LinesCodec>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- [INFO] [stdout] | | [INFO] [stdout] | doesn't satisfy `_: TryStreamExt` [INFO] [stdout] | doesn't satisfy `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_next` exists but 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]: no method named `try_next` found for struct `FramedRead, LinesCodec>` in the current scope [INFO] [stdout] --> benches/lines.rs:44:20 [INFO] [stdout] | [INFO] [stdout] 44 | framed.try_next().await.is_ok() [INFO] [stdout] | ^^^^^^^^ method not found in `FramedRead, LinesCodec>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- [INFO] [stdout] | | [INFO] [stdout] | doesn't satisfy `_: TryStreamExt` [INFO] [stdout] | doesn't satisfy `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_next` exists but 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:60:30 [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] = note: required by `FramedRead::::new` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `try_next` found for struct `FramedRead, LinesCodec>` in the current scope [INFO] [stdout] --> benches/lines.rs:62:20 [INFO] [stdout] | [INFO] [stdout] 62 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method not found in `FramedRead, LinesCodec>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- [INFO] [stdout] | | [INFO] [stdout] | doesn't satisfy `_: TryStreamExt` [INFO] [stdout] | doesn't satisfy `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_next` exists but 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]: no method named `try_next` found for struct `FramedRead, LinesCodec>` in the current scope [INFO] [stdout] --> benches/lines.rs:63:20 [INFO] [stdout] | [INFO] [stdout] 63 | framed.try_next().await.unwrap(); [INFO] [stdout] | ^^^^^^^^ method not found in `FramedRead, LinesCodec>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- [INFO] [stdout] | | [INFO] [stdout] | doesn't satisfy `_: TryStreamExt` [INFO] [stdout] | doesn't satisfy `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_next` exists but 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]: no method named `try_next` found for struct `FramedRead, LinesCodec>` in the current scope [INFO] [stdout] --> benches/lines.rs:64:20 [INFO] [stdout] | [INFO] [stdout] 64 | framed.try_next().await.is_ok() [INFO] [stdout] | ^^^^^^^^ method not found in `FramedRead, LinesCodec>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/framed_read.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FramedRead { [INFO] [stdout] | --------------------------- [INFO] [stdout] | | [INFO] [stdout] | doesn't satisfy `_: TryStreamExt` [INFO] [stdout] | doesn't satisfy `_: TryStream` [INFO] [stdout] | [INFO] [stdout] = note: the method `try_next` exists but 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` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "81fcfc40cede5ac4f9d1164f4ffbbc0e79ae848fb2348c918dde8128c81ca58d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81fcfc40cede5ac4f9d1164f4ffbbc0e79ae848fb2348c918dde8128c81ca58d", kill_on_drop: false }` [INFO] [stdout] 81fcfc40cede5ac4f9d1164f4ffbbc0e79ae848fb2348c918dde8128c81ca58d