[INFO] fetching crate encodingbufreader 0.1.1...
[INFO] testing encodingbufreader-0.1.1 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate encodingbufreader 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate encodingbufreader 0.1.1
[INFO] finished tweaking crates.io crate encodingbufreader 0.1.1
[INFO] tweaked toml for crates.io crate encodingbufreader 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate encodingbufreader 0.1.1 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c635dbccd23aaa2c66061963068de5782d9fa3b25453eb9df90cb96b13e5781c
[INFO] running `Command { std: "docker" "start" "-a" "c635dbccd23aaa2c66061963068de5782d9fa3b25453eb9df90cb96b13e5781c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c635dbccd23aaa2c66061963068de5782d9fa3b25453eb9df90cb96b13e5781c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c635dbccd23aaa2c66061963068de5782d9fa3b25453eb9df90cb96b13e5781c", kill_on_drop: false }`
[INFO] [stdout] c635dbccd23aaa2c66061963068de5782d9fa3b25453eb9df90cb96b13e5781c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd8c4cfcbd2682f7464545e8ed078f902cb1b003d9c01e7fa4efb776e72c3bfa
[INFO] running `Command { std: "docker" "start" "-a" "cd8c4cfcbd2682f7464545e8ed078f902cb1b003d9c01e7fa4efb776e72c3bfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling encodingbufreader v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "cd8c4cfcbd2682f7464545e8ed078f902cb1b003d9c01e7fa4efb776e72c3bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8c4cfcbd2682f7464545e8ed078f902cb1b003d9c01e7fa4efb776e72c3bfa", kill_on_drop: false }`
[INFO] [stdout] cd8c4cfcbd2682f7464545e8ed078f902cb1b003d9c01e7fa4efb776e72c3bfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f2841bc27167142154f7526db4dc34693053d8f4839f823bf181ed9b2803d98
[INFO] running `Command { std: "docker" "start" "-a" "5f2841bc27167142154f7526db4dc34693053d8f4839f823bf181ed9b2803d98", kill_on_drop: false }`
[INFO] [stderr]    Compiling encodingbufreader v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "5f2841bc27167142154f7526db4dc34693053d8f4839f823bf181ed9b2803d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f2841bc27167142154f7526db4dc34693053d8f4839f823bf181ed9b2803d98", kill_on_drop: false }`
[INFO] [stdout] 5f2841bc27167142154f7526db4dc34693053d8f4839f823bf181ed9b2803d98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c4e7630f61bc16dee4312aa199767696b7de1282886754890cf8eaa732a4b4d
[INFO] running `Command { std: "docker" "start" "-a" "1c4e7630f61bc16dee4312aa199767696b7de1282886754890cf8eaa732a4b4d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/encodingbufreader-8e3e89ce64fdb170)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests encodingbufreader
[INFO] [stdout] test tests::test_decode_gb18030 ... ok
[INFO] [stdout] test tests::test_decode_readline ... ok
[INFO] [stdout] test tests::test_decodeuft8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - BufReaderEncoding<R>::lines (line 103) ... FAILED
[INFO] [stdout] test src/lib.rs - BufReaderEncoding<R>::read_line (line 145) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - BufReaderEncoding<R>::lines (line 103) stdout ----
[INFO] [stdout] error[E0599]: `BufReaderEncoding<&[u8]>` is not an iterator
[INFO] [stdout]   --> src/lib.rs:109:58
[INFO] [stdout]    |
[INFO] [stdout] 9  | let mut lines_iter = BufReaderEncoding::new(bytes,UTF_8).map(|l| l.unwrap());
[INFO] [stdout]    |                                                          ^^^ `BufReaderEncoding<&[u8]>` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct BufReaderEncoding<R> {
[INFO] [stdout]    | ------------------------------- doesn't satisfy `BufReaderEncoding<&[u8]>: Iterator`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `BufReaderEncoding<&[u8]>: Iterator`
[INFO] [stdout]            which is required by `&mut BufReaderEncoding<&[u8]>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - BufReaderEncoding<R>::lines (line 103)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1c4e7630f61bc16dee4312aa199767696b7de1282886754890cf8eaa732a4b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4e7630f61bc16dee4312aa199767696b7de1282886754890cf8eaa732a4b4d", kill_on_drop: false }`
[INFO] [stdout] 1c4e7630f61bc16dee4312aa199767696b7de1282886754890cf8eaa732a4b4d
