[INFO] cloning repository https://github.com/benvonhandorf/morse-generator-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benvonhandorf/morse-generator-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenvonhandorf%2Fmorse-generator-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenvonhandorf%2Fmorse-generator-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 009c045960e243feead7391776bab8e2b5bc8cc7
[INFO] checking benvonhandorf/morse-generator-rs against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenvonhandorf%2Fmorse-generator-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/benvonhandorf/morse-generator-rs
[INFO] finished tweaking git repo https://github.com/benvonhandorf/morse-generator-rs
[INFO] tweaked toml for git repo https://github.com/benvonhandorf/morse-generator-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/benvonhandorf/morse-generator-rs on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/benvonhandorf/morse-generator-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 192ff9cc3240c0063e484794240246d81d5a744e7f1cd5dc76fc9e3c945c4021
[INFO] running `Command { std: "docker" "start" "-a" "192ff9cc3240c0063e484794240246d81d5a744e7f1cd5dc76fc9e3c945c4021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "192ff9cc3240c0063e484794240246d81d5a744e7f1cd5dc76fc9e3c945c4021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192ff9cc3240c0063e484794240246d81d5a744e7f1cd5dc76fc9e3c945c4021", kill_on_drop: false }`
[INFO] [stdout] 192ff9cc3240c0063e484794240246d81d5a744e7f1cd5dc76fc9e3c945c4021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97cea723b461036a7b5fab94f0650888577aa1a08b5d086bcefb6a8c8ec96f7c
[INFO] running `Command { std: "docker" "start" "-a" "97cea723b461036a7b5fab94f0650888577aa1a08b5d086bcefb6a8c8ec96f7c", kill_on_drop: false }`
[INFO] [stderr]     Checking morse_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub const fn char_to_cycles(c: char) -> Enumerate<LedCycle> {
[INFO] [stdout]    |                                           ------------------- expected `Enumerate<LedCycle>` because of return type
[INFO] [stdout] 11 | /     match c {
[INFO] [stdout] 12 | |         'A' => vec![LedCycle { on_time: 1, off_time: 1 }, LedCycle { on_time: 3, off_time: 3 }],
[INFO] [stdout] 13 | |         _ => vec![LedCycle { on_time: 1, off_time: 1 }, LedCycle { on_time: 3, off_time: 3 }],
[INFO] [stdout] 14 | |     }.into_iter().enumerate()
[INFO] [stdout]    | |_____________________________^ expected `Enumerate<LedCycle>`, found `Enumerate<IntoIter<LedCycle>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Enumerate<LedCycle>`
[INFO] [stdout]               found struct `Enumerate<std::vec::IntoIter<LedCycle>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub const fn char_to_cycles(c: char) -> Enumerate<LedCycle> {
[INFO] [stdout]    |                                           ------------------- expected `Enumerate<LedCycle>` because of return type
[INFO] [stdout] 11 | /     match c {
[INFO] [stdout] 12 | |         'A' => vec![LedCycle { on_time: 1, off_time: 1 }, LedCycle { on_time: 3, off_time: 3 }],
[INFO] [stdout] 13 | |         _ => vec![LedCycle { on_time: 1, off_time: 1 }, LedCycle { on_time: 3, off_time: 3 }],
[INFO] [stdout] 14 | |     }.into_iter().enumerate()
[INFO] [stdout]    | |_____________________________^ expected `Enumerate<LedCycle>`, found `Enumerate<IntoIter<LedCycle>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Enumerate<LedCycle>`
[INFO] [stdout]               found struct `Enumerate<std::vec::IntoIter<LedCycle>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `LedCycle` is not an iterator
[INFO] [stdout]   --> src/lib.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |             .flat_map(char_to_cycles)
[INFO] [stdout]    |              ^^^^^^^^ `LedCycle` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `Iterator` is not implemented for `LedCycle`
[INFO] [stdout]   --> src/lib.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct LedCycle {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: required for `Enumerate<LedCycle>` to implement `Iterator`
[INFO] [stdout]    = note: required for `Enumerate<LedCycle>` to implement `IntoIterator`
[INFO] [stdout] note: required by a bound in `flat_map`
[INFO] [stdout]   --> /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/core/src/iter/traits/iterator.rs:1533:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `LedCycle` is not an iterator
[INFO] [stdout]   --> src/lib.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |             .flat_map(char_to_cycles)
[INFO] [stdout]    |              ^^^^^^^^ `LedCycle` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `Iterator` is not implemented for `LedCycle`
[INFO] [stdout]   --> src/lib.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct LedCycle {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: required for `Enumerate<LedCycle>` to implement `Iterator`
[INFO] [stdout]    = note: required for `Enumerate<LedCycle>` to implement `IntoIterator`
[INFO] [stdout] note: required by a bound in `flat_map`
[INFO] [stdout]   --> /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/core/src/iter/traits/iterator.rs:1533:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `collect` exists for struct `FlatMap<Chars<'_>, Enumerate<LedCycle>, fn(char) -> Enumerate<LedCycle> {char_to_cycles}>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/lib.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |       return input.chars().into_iter()
[INFO] [stdout]    |  ____________-
[INFO] [stdout] 19 | |             .flat_map(char_to_cycles)
[INFO] [stdout] 20 | |             .collect();
[INFO] [stdout]    | |             -^^^^^^^ method cannot be called due to unsatisfied trait bounds
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `Enumerate<LedCycle>: IntoIterator`
[INFO] [stdout]            which is required by `FlatMap<Chars<'_>, Enumerate<LedCycle>, fn(char) -> Enumerate<LedCycle> {char_to_cycles}>: Iterator`
[INFO] [stdout]            `FlatMap<Chars<'_>, Enumerate<LedCycle>, fn(char) -> Enumerate<LedCycle> {char_to_cycles}>: Iterator`
[INFO] [stdout]            which is required by `&mut FlatMap<Chars<'_>, Enumerate<LedCycle>, fn(char) -> Enumerate<LedCycle> {char_to_cycles}>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `collect` exists for struct `FlatMap<Chars<'_>, Enumerate<LedCycle>, fn(char) -> Enumerate<LedCycle> {char_to_cycles}>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/lib.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |       return input.chars().into_iter()
[INFO] [stdout]    |  ____________-
[INFO] [stdout] 19 | |             .flat_map(char_to_cycles)
[INFO] [stdout] 20 | |             .collect();
[INFO] [stdout]    | |             -^^^^^^^ method cannot be called due to unsatisfied trait bounds
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `Enumerate<LedCycle>: IntoIterator`
[INFO] [stdout]            which is required by `FlatMap<Chars<'_>, Enumerate<LedCycle>, fn(char) -> Enumerate<LedCycle> {char_to_cycles}>: Iterator`
[INFO] [stdout]            `FlatMap<Chars<'_>, Enumerate<LedCycle>, fn(char) -> Enumerate<LedCycle> {char_to_cycles}>: Iterator`
[INFO] [stdout]            which is required by `&mut FlatMap<Chars<'_>, Enumerate<LedCycle>, fn(char) -> Enumerate<LedCycle> {char_to_cycles}>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: `Enumerate<LedCycle>` is not an iterator
[INFO] [stdout]   --> src/lib.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct LedCycle {
[INFO] [stdout]    | ------------------- doesn't satisfy `LedCycle: Iterator`
[INFO] [stdout] ...
[INFO] [stdout] 31 |         assert_eq!(result.count(), 2);
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           `Enumerate<LedCycle>` is not an iterator
[INFO] [stdout]    |                           private field, not a method
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `LedCycle: Iterator`
[INFO] [stdout]            which is required by `Enumerate<LedCycle>: Iterator`
[INFO] [stdout]            `Enumerate<LedCycle>: Iterator`
[INFO] [stdout]            which is required by `&mut Enumerate<LedCycle>: Iterator`
[INFO] [stdout] note: the trait `Iterator` must be implemented
[INFO] [stdout]   --> /rustc/93086cfebfccb79083c59d0d3b2052944bba643c/library/core/src/iter/traits/iterator.rs:42:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `count` found for struct `Vec<LedCycle>` in the current scope
[INFO] [stdout]   --> src/lib.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |         assert_eq!(result.count(), 2);
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           method cannot be called on `Vec<LedCycle>` due to unsatisfied trait bounds
[INFO] [stdout]    |                           help: consider using `len` instead
[INFO] [stdout]    |
[INFO] [stdout]    = note: `count` is defined on `Iterator`, which `Vec<LedCycle>` does not implement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `morse_generator` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `morse_generator` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "97cea723b461036a7b5fab94f0650888577aa1a08b5d086bcefb6a8c8ec96f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97cea723b461036a7b5fab94f0650888577aa1a08b5d086bcefb6a8c8ec96f7c", kill_on_drop: false }`
[INFO] [stdout] 97cea723b461036a7b5fab94f0650888577aa1a08b5d086bcefb6a8c8ec96f7c
