[INFO] fetching crate io-pipe 0.7.3...
[INFO] testing io-pipe-0.7.3 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate io-pipe 0.7.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate io-pipe 0.7.3
[INFO] finished tweaking crates.io crate io-pipe 0.7.3
[INFO] tweaked toml for crates.io crate io-pipe 0.7.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-pipe 0.7.3 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate io-pipe 0.7.3 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters-svg v0.3.6
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[INFO] [stderr]   Downloaded serde_json v1.0.122
[INFO] [stderr]   Downloaded syn v2.0.72
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[INFO] [stdout] a0e5afff26678584fea200c5692ff2062014bfc22625740788bd0128378ee4d1
[INFO] running `Command { std: "docker" "start" "-a" "a0e5afff26678584fea200c5692ff2062014bfc22625740788bd0128378ee4d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-core v0.3.30
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[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling io-pipe v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "a0e5afff26678584fea200c5692ff2062014bfc22625740788bd0128378ee4d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e5afff26678584fea200c5692ff2062014bfc22625740788bd0128378ee4d1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d0b02157a535d321ebcc758620d7b06db673ec0232ec9bf54d7ac077bfe9926
[INFO] running `Command { std: "docker" "start" "-a" "4d0b02157a535d321ebcc758620d7b06db673ec0232ec9bf54d7ac077bfe9926", kill_on_drop: false }`
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[INFO] [stderr]    Compiling futures-core v0.3.30
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[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling regex-syntax v0.8.4
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[INFO] [stderr]    Compiling io-pipe v0.7.3 (/opt/rustwide/workdir)
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[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 22.02s
[INFO] running `Command { std: "docker" "inspect" "4d0b02157a535d321ebcc758620d7b06db673ec0232ec9bf54d7ac077bfe9926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d0b02157a535d321ebcc758620d7b06db673ec0232ec9bf54d7ac077bfe9926", kill_on_drop: false }`
[INFO] [stdout] 4d0b02157a535d321ebcc758620d7b06db673ec0232ec9bf54d7ac077bfe9926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6a1623c10433d32a28e59ab69fdbcac96a50a789d5d2b473ca32791f083a5926
[INFO] running `Command { std: "docker" "start" "-a" "6a1623c10433d32a28e59ab69fdbcac96a50a789d5d2b473ca32791f083a5926", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/io_pipe-3467e2bad19968c0)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test sync_pipe::tests::bufread_lines_case ... ok
[INFO] [stdout] test sync_pipe::tests::bufread_case ... ok
[INFO] [stdout] test sync_pipe::tests::base_read_case ... ok
[INFO] [stdout] test sync_pipe::tests::writer_err_case ... ok
[INFO] [stdout] test sync_pipe::tests::base_vectored_case ... ok
[INFO] [stdout] test sync_pipe::tests::base_write_case ... ok
[INFO] [stdout] test sync_pipe::tests::thread_case ... ok
[INFO] [stdout] test sync_pipe::tests::threads_write_and_read_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests io_pipe
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 62) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 101) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 82) ... FAILED
[INFO] [stdout] test src/sync_pipe.rs - sync_pipe::Writer (line 62) ... ok
[INFO] [stdout] test src/sync_pipe.rs - sync_pipe::Reader (line 126) ... ok
[INFO] [stdout] test src/sync_pipe.rs - sync_pipe::pipe (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 62) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `io_pipe::async_pipe`
[INFO] [stdout]    --> src/lib.rs:64:5
[INFO] [stdout]     |
[INFO] [stdout]  64 | use io_pipe::async_pipe;
[INFO] [stdout]     |     ^^^^^^^^^----------
[INFO] [stdout]     |     |        |
[INFO] [stdout]     |     |        help: a similar name exists in the module: `sync_pipe`
[INFO] [stdout]     |     no `async_pipe` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:127:48
[INFO] [stdout]     |
[INFO] [stdout] 126 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 127 | pub use async_pipe::{AsyncReader, AsyncWriter, async_pipe};
[INFO] [stdout]     |                                                ^^^^^^^^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 134 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 135 | mod async_pipe;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     writer.write_all(b"hello").await.unwrap();
[INFO] [stdout]    |     ^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     writer.write_all(b"hello").await.unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     reader.read_to_string(&mut buffer).await.unwrap();
[INFO] [stdout]    |     ^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     reader.read_to_string(&mut buffer).await.unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 101) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `io_pipe::async_writer_pipe`
[INFO] [stdout]    --> src/lib.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | use io_pipe::async_writer_pipe;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `async_writer_pipe` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:130:41
[INFO] [stdout]     |
[INFO] [stdout] 128 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 129 | #[cfg(feature = "sync")]
[INFO] [stdout] 130 | pub use async_pipe::{async_reader_pipe, async_writer_pipe};
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     writer.write_all(b"hello").await.unwrap();
[INFO] [stdout]     |     ^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     writer.write_all(b"hello").await.unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:116:1
[INFO] [stdout]     |
[INFO] [stdout] 116 | reader.read_to_string(&mut buffer).unwrap();
[INFO] [stdout]     | ^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 82) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `io_pipe::async_reader_pipe`
[INFO] [stdout]    --> src/lib.rs:84:5
[INFO] [stdout]     |
[INFO] [stdout]  84 | use io_pipe::async_reader_pipe;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `async_reader_pipe` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:130:22
[INFO] [stdout]     |
[INFO] [stdout] 128 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 129 | #[cfg(feature = "sync")]
[INFO] [stdout] 130 | pub use async_pipe::{async_reader_pipe, async_writer_pipe};
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | writer.write_all(b"hello").unwrap();
[INFO] [stdout]    | ^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     reader.read_to_string(&mut buffer).await.unwrap();
[INFO] [stdout]    |     ^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     reader.read_to_string(&mut buffer).await.unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 101)
[INFO] [stdout]     src/lib.rs - (line 62)
[INFO] [stdout]     src/lib.rs - (line 82)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.56s; merged doctests compilation took 0.12s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "6a1623c10433d32a28e59ab69fdbcac96a50a789d5d2b473ca32791f083a5926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a1623c10433d32a28e59ab69fdbcac96a50a789d5d2b473ca32791f083a5926", kill_on_drop: false }`
[INFO] [stdout] 6a1623c10433d32a28e59ab69fdbcac96a50a789d5d2b473ca32791f083a5926
