[INFO] crate limit_read 0.2.0 is already in cache
[INFO] testing limit_read-0.2.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate limit_read 0.2.0 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate limit_read 0.2.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate limit_read 0.2.0
[INFO] finished tweaking crates.io crate limit_read 0.2.0
[INFO] tweaked toml for crates.io crate limit_read 0.2.0 written to work/builds/worker-7/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] dafaacd1f7ea4bd29fe5b0449aa647f34995a8a459412c3467297f80bd73a507
[INFO] running `"docker" "start" "-a" "dafaacd1f7ea4bd29fe5b0449aa647f34995a8a459412c3467297f80bd73a507"`
[INFO] [stderr]    Compiling limit_read v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `"docker" "inspect" "dafaacd1f7ea4bd29fe5b0449aa647f34995a8a459412c3467297f80bd73a507"`
[INFO] running `"docker" "rm" "-f" "dafaacd1f7ea4bd29fe5b0449aa647f34995a8a459412c3467297f80bd73a507"`
[INFO] [stdout] dafaacd1f7ea4bd29fe5b0449aa647f34995a8a459412c3467297f80bd73a507
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6f54fa408c6b8d54b376783e6ed7e122638481d29279a98b1660a93349e7e392
[INFO] running `"docker" "start" "-a" "6f54fa408c6b8d54b376783e6ed7e122638481d29279a98b1660a93349e7e392"`
[INFO] [stderr]    Compiling limit_read v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/lib.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 | /     buf_reader
[INFO] [stderr] 195 | |       .read_until_lim(';' as u8, &mut buf, &short_lim)
[INFO] [stderr] 196 | |       .is_err();
[INFO] [stderr]     | |________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to assert that this is err, consider `.unwrap_err()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/lib.rs:215:5
[INFO] [stderr]     |
[INFO] [stderr] 215 |     buf_reader.read_line_lim(&mut buf, &short_lim).is_err();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is err, consider `.unwrap_err()` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "6f54fa408c6b8d54b376783e6ed7e122638481d29279a98b1660a93349e7e392"`
[INFO] running `"docker" "rm" "-f" "6f54fa408c6b8d54b376783e6ed7e122638481d29279a98b1660a93349e7e392"`
[INFO] [stdout] 6f54fa408c6b8d54b376783e6ed7e122638481d29279a98b1660a93349e7e392
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 8a5e883ace8446f2f882f4f1da6d3ee2e1ab902f5bd9de79c093cab91bf2ae37
[INFO] running `"docker" "start" "-a" "8a5e883ace8446f2f882f4f1da6d3ee2e1ab902f5bd9de79c093cab91bf2ae37"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/limit_read-32791c077ac31c01
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::read_line_lim ... ok
[INFO] [stdout] test tests::lines_lim ... ok
[INFO] [stdout] test tests::read_until_lim ... ok
[INFO] [stdout] test tests::split_lim ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests limit_read
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8a5e883ace8446f2f882f4f1da6d3ee2e1ab902f5bd9de79c093cab91bf2ae37"`
[INFO] running `"docker" "rm" "-f" "8a5e883ace8446f2f882f4f1da6d3ee2e1ab902f5bd9de79c093cab91bf2ae37"`
[INFO] [stdout] 8a5e883ace8446f2f882f4f1da6d3ee2e1ab902f5bd9de79c093cab91bf2ae37