[INFO] cloning repository https://github.com/kballard/flip-text.alfredworkflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kballard/flip-text.alfredworkflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkballard%2Fflip-text.alfredworkflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkballard%2Fflip-text.alfredworkflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b14713758ac9bd83b8b58fe3314b0c28b4e764b9
[INFO] checking kballard/flip-text.alfredworkflow against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkballard%2Fflip-text.alfredworkflow" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kballard/flip-text.alfredworkflow on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kballard/flip-text.alfredworkflow
[INFO] finished tweaking git repo https://github.com/kballard/flip-text.alfredworkflow
[INFO] tweaked toml for git repo https://github.com/kballard/flip-text.alfredworkflow written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/kballard/flip-text.alfredworkflow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alfred v4.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8131f7ef9fc64ca004361c43a45471e594ff42f03c8e0601440e4cfe980f8fd
[INFO] running `Command { std: "docker" "start" "-a" "b8131f7ef9fc64ca004361c43a45471e594ff42f03c8e0601440e4cfe980f8fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8131f7ef9fc64ca004361c43a45471e594ff42f03c8e0601440e4cfe980f8fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8131f7ef9fc64ca004361c43a45471e594ff42f03c8e0601440e4cfe980f8fd", kill_on_drop: false }`
[INFO] [stdout] b8131f7ef9fc64ca004361c43a45471e594ff42f03c8e0601440e4cfe980f8fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16b00f6de92f07eeefe5777553b94372263697809cf32bf67dc3b018a3c381f8
[INFO] running `Command { std: "docker" "start" "-a" "16b00f6de92f07eeefe5777553b94372263697809cf32bf67dc3b018a3c381f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking alfred v4.0.2
[INFO] [stderr]     Checking flip-text v1.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/flip.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 |         ].into_iter().cloned().collect()
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 93 |         ].iter().cloned().collect()
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 76 |         IntoIterator::into_iter([
[INFO] [stdout] 77 |             ('a', '\u{250}'), ('b', 'q'), ('c', '\u{254}'), ('d', 'p'), ('e', '\u{1DD}'),
[INFO] [stdout] 78 |             ('f', '\u{25F}'), ('g', '\u{253}'), ('h', '\u{265}'), ('i', '\u{131}'),
[INFO] [stdout] 79 |             ('j', '\u{27E}'), ('k', '\u{29E}'), ('l', '\u{A781}'), ('m', '\u{26F}'), ('n', 'u'),
[INFO] [stdout] 80 |             ('o', 'o'), ('p', 'd'), ('q', 'b'), ('r', '\u{279}'), ('s', 's'), ('t', '\u{287}'),
[INFO] [stdout] 81 |             ('u', 'n'), ('v', '\u{28C}'), ('w', '\u{28D}'), ('x', 'x'), ('y', '\u{28E}'),
[INFO] [stdout]  ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/flip.rs:96:66
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let mut map = [('ƃ', 'g'), ('ʃ', 'l'), ('\u{5DF}', 'l')].into_iter().cloned().collect::<HashMap<char,char>>();
[INFO] [stdout]    |                                                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let mut map = [('ƃ', 'g'), ('ʃ', 'l'), ('\u{5DF}', 'l')].iter().cloned().collect::<HashMap<char,char>>();
[INFO] [stdout]    |                                                                  ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let mut map = IntoIterator::into_iter([('ƃ', 'g'), ('ʃ', 'l'), ('\u{5DF}', 'l')]).cloned().collect::<HashMap<char,char>>();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^                                          ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/flip.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 |         ].into_iter().cloned().collect()
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 93 |         ].iter().cloned().collect()
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 76 |         IntoIterator::into_iter([
[INFO] [stdout] 77 |             ('a', '\u{250}'), ('b', 'q'), ('c', '\u{254}'), ('d', 'p'), ('e', '\u{1DD}'),
[INFO] [stdout] 78 |             ('f', '\u{25F}'), ('g', '\u{253}'), ('h', '\u{265}'), ('i', '\u{131}'),
[INFO] [stdout] 79 |             ('j', '\u{27E}'), ('k', '\u{29E}'), ('l', '\u{A781}'), ('m', '\u{26F}'), ('n', 'u'),
[INFO] [stdout] 80 |             ('o', 'o'), ('p', 'd'), ('q', 'b'), ('r', '\u{279}'), ('s', 's'), ('t', '\u{287}'),
[INFO] [stdout] 81 |             ('u', 'n'), ('v', '\u{28C}'), ('w', '\u{28D}'), ('x', 'x'), ('y', '\u{28E}'),
[INFO] [stdout]  ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/flip.rs:96:66
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let mut map = [('ƃ', 'g'), ('ʃ', 'l'), ('\u{5DF}', 'l')].into_iter().cloned().collect::<HashMap<char,char>>();
[INFO] [stdout]    |                                                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let mut map = [('ƃ', 'g'), ('ʃ', 'l'), ('\u{5DF}', 'l')].iter().cloned().collect::<HashMap<char,char>>();
[INFO] [stdout]    |                                                                  ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let mut map = IntoIterator::into_iter([('ƃ', 'g'), ('ʃ', 'l'), ('\u{5DF}', 'l')]).cloned().collect::<HashMap<char,char>>();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^                                          ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.93s
[INFO] running `Command { std: "docker" "inspect" "16b00f6de92f07eeefe5777553b94372263697809cf32bf67dc3b018a3c381f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b00f6de92f07eeefe5777553b94372263697809cf32bf67dc3b018a3c381f8", kill_on_drop: false }`
[INFO] [stdout] 16b00f6de92f07eeefe5777553b94372263697809cf32bf67dc3b018a3c381f8