[INFO] crate bracket_parse 0.1.3 is already in cache
[INFO] testing bracket_parse-0.1.3 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate bracket_parse 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate bracket_parse 0.1.3 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bracket_parse 0.1.3
[INFO] finished tweaking crates.io crate bracket_parse 0.1.3
[INFO] tweaked toml for crates.io crate bracket_parse 0.1.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 552f5c0abae8fafb466a7c8b186845e4fe9cc9960dc4424f42820d839a63c70d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "552f5c0abae8fafb466a7c8b186845e4fe9cc9960dc4424f42820d839a63c70d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bracket_parse v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/tail.rs:72:30
[INFO] [stderr]    |
[INFO] [stderr] 72 |             _=>EMPTY_B_SLICE.into_iter(),
[INFO] [stderr]    |                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "552f5c0abae8fafb466a7c8b186845e4fe9cc9960dc4424f42820d839a63c70d"`
[INFO] running `"docker" "rm" "-f" "552f5c0abae8fafb466a7c8b186845e4fe9cc9960dc4424f42820d839a63c70d"`
[INFO] [stdout] 552f5c0abae8fafb466a7c8b186845e4fe9cc9960dc4424f42820d839a63c70d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] b29363219df89a629722be93dfa998ba10a6345f851a4e8a7ffbcf64ccd3c336
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b29363219df89a629722be93dfa998ba10a6345f851a4e8a7ffbcf64ccd3c336"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bracket_parse v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/tail.rs:72:30
[INFO] [stderr]    |
[INFO] [stderr] 72 |             _=>EMPTY_B_SLICE.into_iter(),
[INFO] [stderr]    |                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/tail.rs:72:30
[INFO] [stderr]    |
[INFO] [stderr] 72 |             _=>EMPTY_B_SLICE.into_iter(),
[INFO] [stderr]    |                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "b29363219df89a629722be93dfa998ba10a6345f851a4e8a7ffbcf64ccd3c336"`
[INFO] running `"docker" "rm" "-f" "b29363219df89a629722be93dfa998ba10a6345f851a4e8a7ffbcf64ccd3c336"`
[INFO] [stdout] b29363219df89a629722be93dfa998ba10a6345f851a4e8a7ffbcf64ccd3c336
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 851620dd2507b993f3f1a38ab767f733ce578bef5192c24c44d7fc90b2e62741
[INFO] running `"docker" "start" "-a" "851620dd2507b993f3f1a38ab767f733ce578bef5192c24c44d7fc90b2e62741"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/tail.rs:72:30
[INFO] [stderr]    |
[INFO] [stderr] 72 |             _=>EMPTY_B_SLICE.into_iter(),
[INFO] [stderr]    |                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/tail.rs:72:30
[INFO] [stderr]    |
[INFO] [stderr] 72 |             _=>EMPTY_B_SLICE.into_iter(),
[INFO] [stderr]    |                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bracket_parse-f38b2e607d22337f
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::many_tails ... ok
[INFO] [stdout] test tests::spaces ... ok
[INFO] [stdout] test tests::strings ... ok
[INFO] [stdout] test tests::test_head_tail ... ok
[INFO] [stdout] test tests::many_parent ... ok
[INFO] [stdout] test tests::test_to_string ... ok
[INFO] [stdout] test tests::empty_parent ... ok
[INFO] [stdout] test tests::errors ... ok
[INFO] [stdout] test iter::iter_tests::bracket_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bracket_parse
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 42) ... ok
[INFO] [stdout] test src/lib.rs -  (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "851620dd2507b993f3f1a38ab767f733ce578bef5192c24c44d7fc90b2e62741"`
[INFO] running `"docker" "rm" "-f" "851620dd2507b993f3f1a38ab767f733ce578bef5192c24c44d7fc90b2e62741"`
[INFO] [stdout] 851620dd2507b993f3f1a38ab767f733ce578bef5192c24c44d7fc90b2e62741