[INFO] fetching crate stable-pattern 0.1.0...
[INFO] testing stable-pattern-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate stable-pattern 0.1.0 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate stable-pattern 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stable-pattern 0.1.0
[INFO] finished tweaking crates.io crate stable-pattern 0.1.0
[INFO] tweaked toml for crates.io crate stable-pattern 0.1.0 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89a71a6679ebf18e34f2b0a94d8a8b081c0d1d6bba5f7ee6db170977d3da2aa7
[INFO] running `Command { std: "docker" "start" "-a" "89a71a6679ebf18e34f2b0a94d8a8b081c0d1d6bba5f7ee6db170977d3da2aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89a71a6679ebf18e34f2b0a94d8a8b081c0d1d6bba5f7ee6db170977d3da2aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89a71a6679ebf18e34f2b0a94d8a8b081c0d1d6bba5f7ee6db170977d3da2aa7", kill_on_drop: false }`
[INFO] [stdout] 89a71a6679ebf18e34f2b0a94d8a8b081c0d1d6bba5f7ee6db170977d3da2aa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12480dbfb1c29414de3d368f57db5b28d43d1f8a4e4ba8b6e0b9793e9e6ffad0
[INFO] running `Command { std: "docker" "start" "-a" "12480dbfb1c29414de3d368f57db5b28d43d1f8a4e4ba8b6e0b9793e9e6ffad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling stable-pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "12480dbfb1c29414de3d368f57db5b28d43d1f8a4e4ba8b6e0b9793e9e6ffad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12480dbfb1c29414de3d368f57db5b28d43d1f8a4e4ba8b6e0b9793e9e6ffad0", kill_on_drop: false }`
[INFO] [stdout] 12480dbfb1c29414de3d368f57db5b28d43d1f8a4e4ba8b6e0b9793e9e6ffad0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee9e1a02c9ae076a7398a74706c85ccad981786bca872818dee59bde78378f1d
[INFO] running `Command { std: "docker" "start" "-a" "ee9e1a02c9ae076a7398a74706c85ccad981786bca872818dee59bde78378f1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable-pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "ee9e1a02c9ae076a7398a74706c85ccad981786bca872818dee59bde78378f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee9e1a02c9ae076a7398a74706c85ccad981786bca872818dee59bde78378f1d", kill_on_drop: false }`
[INFO] [stdout] ee9e1a02c9ae076a7398a74706c85ccad981786bca872818dee59bde78378f1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 433849ca27ce11bffd9ca98e287b2cdc0e41e75b2ffde74030fd42dacfcd7c01
[INFO] running `Command { std: "docker" "start" "-a" "433849ca27ce11bffd9ca98e287b2cdc0e41e75b2ffde74030fd42dacfcd7c01", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stable_pattern-c1a0199afab5bbcd)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stable-pattern
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/split.rs - split::RSplit::as_str (line 404) ... FAILED
[INFO] [stdout] test src/split.rs - split::RSplitN::as_str (line 575) ... FAILED
[INFO] [stdout] test src/split.rs - split::Split::as_str (line 385) ... FAILED
[INFO] [stdout] test src/split.rs - split::SplitTerminator::as_str (line 439) ... FAILED
[INFO] [stdout] test src/split.rs - split::SplitN::as_str (line 556) ... FAILED
[INFO] [stdout] test src/split.rs - split::RSplitTerminator::as_str (line 458) ... FAILED
[INFO] [stdout] test src/pattern.rs - pattern::&'b [char] (line 772) ... ok
[INFO] [stdout] test src/pattern.rs - pattern::char (line 521) ... ok
[INFO] [stdout] test src/pattern.rs - pattern (line 18) ... ok
[INFO] [stdout] test src/pattern.rs - pattern::&'b str (line 852) ... ok
[INFO] [stdout] test src/pattern.rs - pattern::Pattern (line 65) ... ok
[INFO] [stdout] test src/pattern.rs - pattern::F (line 821) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/split.rs - split::RSplit::as_str (line 404) stdout ----
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:406:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert_eq!(split.as_str(), "Mary had a little lamb");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:408:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(split.as_str(), "Mary had a little");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:410:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert_eq!(split.as_str(), "");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/split.rs - split::RSplitN::as_str (line 575) stdout ----
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:577:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert_eq!(split.as_str(), "Mary had a little lamb");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:579:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(split.as_str(), "Mary had a little");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:581:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert_eq!(split.as_str(), "");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/split.rs - split::Split::as_str (line 385) stdout ----
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:387:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert_eq!(split.as_str(), "Mary had a little lamb");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:389:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(split.as_str(), "had a little lamb");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:391:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert_eq!(split.as_str(), "");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/split.rs - split::SplitTerminator::as_str (line 439) stdout ----
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:441:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert_eq!(split.as_str(), "A..B..");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:443:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(split.as_str(), ".B..");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:445:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert_eq!(split.as_str(), "");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/split.rs - split::SplitN::as_str (line 556) stdout ----
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:558:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert_eq!(split.as_str(), "Mary had a little lamb");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:560:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(split.as_str(), "had a little lamb");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:562:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert_eq!(split.as_str(), "");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/split.rs - split::RSplitTerminator::as_str (line 458) stdout ----
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:460:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert_eq!(split.as_str(), "A..B..");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:462:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(split.as_str(), "A..B");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'str_split_as_str'
[INFO] [stdout]  --> src/split.rs:464:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert_eq!(split.as_str(), "");
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #77998 <https://github.com/rust-lang/rust/issues/77998> for more information
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/split.rs - split::RSplit::as_str (line 404)
[INFO] [stdout]     src/split.rs - split::RSplitN::as_str (line 575)
[INFO] [stdout]     src/split.rs - split::RSplitTerminator::as_str (line 458)
[INFO] [stdout]     src/split.rs - split::Split::as_str (line 385)
[INFO] [stdout]     src/split.rs - split::SplitN::as_str (line 556)
[INFO] [stdout]     src/split.rs - split::SplitTerminator::as_str (line 439)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "433849ca27ce11bffd9ca98e287b2cdc0e41e75b2ffde74030fd42dacfcd7c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433849ca27ce11bffd9ca98e287b2cdc0e41e75b2ffde74030fd42dacfcd7c01", kill_on_drop: false }`
[INFO] [stdout] 433849ca27ce11bffd9ca98e287b2cdc0e41e75b2ffde74030fd42dacfcd7c01
