[INFO] fetching crate buffered-io 0.5.4...
[INFO] testing buffered-io-0.5.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate buffered-io 0.5.4 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate buffered-io 0.5.4
[INFO] finished tweaking crates.io crate buffered-io 0.5.4
[INFO] tweaked toml for crates.io crate buffered-io 0.5.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate buffered-io 0.5.4 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04c145f23b0b60acfd003b211b5a5f9ec087d86f81cf344709127cff9e62b4a2
[INFO] running `Command { std: "docker" "start" "-a" "04c145f23b0b60acfd003b211b5a5f9ec087d86f81cf344709127cff9e62b4a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04c145f23b0b60acfd003b211b5a5f9ec087d86f81cf344709127cff9e62b4a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04c145f23b0b60acfd003b211b5a5f9ec087d86f81cf344709127cff9e62b4a2", kill_on_drop: false }`
[INFO] [stdout] 04c145f23b0b60acfd003b211b5a5f9ec087d86f81cf344709127cff9e62b4a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bde43d1fac0ea4306902b35d7d4d1bfa0975c5ac3c09ef80b80517d966c25e67
[INFO] running `Command { std: "docker" "start" "-a" "bde43d1fac0ea4306902b35d7d4d1bfa0975c5ac3c09ef80b80517d966c25e67", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]    Compiling buffered-io v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "bde43d1fac0ea4306902b35d7d4d1bfa0975c5ac3c09ef80b80517d966c25e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde43d1fac0ea4306902b35d7d4d1bfa0975c5ac3c09ef80b80517d966c25e67", kill_on_drop: false }`
[INFO] [stdout] bde43d1fac0ea4306902b35d7d4d1bfa0975c5ac3c09ef80b80517d966c25e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8831743f4ead064dbeb9a22e6519336d59bd2d2de6d79ff703c679b6320193ec
[INFO] running `Command { std: "docker" "start" "-a" "8831743f4ead064dbeb9a22e6519336d59bd2d2de6d79ff703c679b6320193ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling embedded-io-adapters v0.6.2
[INFO] [stderr]    Compiling buffered-io v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.42s
[INFO] running `Command { std: "docker" "inspect" "8831743f4ead064dbeb9a22e6519336d59bd2d2de6d79ff703c679b6320193ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8831743f4ead064dbeb9a22e6519336d59bd2d2de6d79ff703c679b6320193ec", kill_on_drop: false }`
[INFO] [stdout] 8831743f4ead064dbeb9a22e6519336d59bd2d2de6d79ff703c679b6320193ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b155151b71fc2dc87430ad92a8343b9360203df62da267c6d82e20113bb571e7
[INFO] running `Command { std: "docker" "start" "-a" "b155151b71fc2dc87430ad92a8343b9360203df62da267c6d82e20113bb571e7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/buffered_io-633db2a6fbe2ded2)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test asynch::read::tests::can_read_to_buffer ... ok
[INFO] [stdout] test asynch::read::tests::can_buf_read ... ok
[INFO] [stdout] test asynch::write::tests::bypass_large_write_when_empty ... ok
[INFO] [stdout] test asynch::read::tests::bypass_on_large_buf ... ok
[INFO] [stdout] test asynch::write::tests::can_append_to_buffer ... ok
[INFO] [stdout] test asynch::write::tests::flush_clears_buffer ... ok
[INFO] [stdout] test asynch::write::tests::large_write_when_not_empty_can_handle_write_errors ... ok
[INFO] [stdout] test asynch::write::tests::large_write_when_not_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests buffered_io
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b155151b71fc2dc87430ad92a8343b9360203df62da267c6d82e20113bb571e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b155151b71fc2dc87430ad92a8343b9360203df62da267c6d82e20113bb571e7", kill_on_drop: false }`
[INFO] [stdout] b155151b71fc2dc87430ad92a8343b9360203df62da267c6d82e20113bb571e7