[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#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenvonhandorf%2Fmorse-generator-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-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-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/benvonhandorf/morse-generator-rs on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking benvonhandorf/morse-generator-rs against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenvonhandorf%2Fmorse-generator-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-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-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/benvonhandorf/morse-generator-rs on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b8184ce928199d2653a2f548439ec076d57c9598e3258889d187b8dfb3cfd37 [INFO] running `Command { std: "docker" "start" "-a" "2b8184ce928199d2653a2f548439ec076d57c9598e3258889d187b8dfb3cfd37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b8184ce928199d2653a2f548439ec076d57c9598e3258889d187b8dfb3cfd37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b8184ce928199d2653a2f548439ec076d57c9598e3258889d187b8dfb3cfd37", kill_on_drop: false }` [INFO] [stdout] 2b8184ce928199d2653a2f548439ec076d57c9598e3258889d187b8dfb3cfd37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 556d92f1fbbd835ee81d94f6cfbbfa214c80ddf19d7e553868828c01dd1a118b [INFO] running `Command { std: "docker" "start" "-a" "556d92f1fbbd835ee81d94f6cfbbfa214c80ddf19d7e553868828c01dd1a118b", 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 { [INFO] [stdout] | ------------------- expected `Enumerate` 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`, found `Enumerate>` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Enumerate` [INFO] [stdout] found struct `Enumerate>` [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 { [INFO] [stdout] | ------------------- expected `Enumerate` 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`, found `Enumerate>` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Enumerate` [INFO] [stdout] found struct `Enumerate>` [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` to implement `Iterator` [INFO] [stdout] = note: required for `Enumerate` to implement `IntoIterator` [INFO] [stdout] note: required by a bound in `flat_map` [INFO] [stdout] --> /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/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` to implement `Iterator` [INFO] [stdout] = note: required for `Enumerate` to implement `IntoIterator` [INFO] [stdout] note: required by a bound in `flat_map` [INFO] [stdout] --> /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/library/core/src/iter/traits/iterator.rs:1533:4 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `collect` exists for struct `FlatMap, Enumerate, fn(char) -> Enumerate {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: IntoIterator` [INFO] [stdout] which is required by `FlatMap, Enumerate, fn(char) -> Enumerate {char_to_cycles}>: Iterator` [INFO] [stdout] `FlatMap, Enumerate, fn(char) -> Enumerate {char_to_cycles}>: Iterator` [INFO] [stdout] which is required by `&mut FlatMap, Enumerate, fn(char) -> Enumerate {char_to_cycles}>: Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `collect` exists for struct `FlatMap, Enumerate, fn(char) -> Enumerate {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: IntoIterator` [INFO] [stdout] which is required by `FlatMap, Enumerate, fn(char) -> Enumerate {char_to_cycles}>: Iterator` [INFO] [stdout] `FlatMap, Enumerate, fn(char) -> Enumerate {char_to_cycles}>: Iterator` [INFO] [stdout] which is required by `&mut FlatMap, Enumerate, fn(char) -> Enumerate {char_to_cycles}>: Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: `Enumerate` 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` 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: Iterator` [INFO] [stdout] `Enumerate: Iterator` [INFO] [stdout] which is required by `&mut Enumerate: Iterator` [INFO] [stdout] note: the trait `Iterator` must be implemented [INFO] [stdout] --> /rustc/0611f7de057c584b8771102fde7aed6c70c71d3b/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] [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] [stdout] error[E0599]: no method named `count` found for struct `Vec` 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` due to unsatisfied trait bounds [INFO] [stdout] | help: consider using `len` instead [INFO] [stdout] | [INFO] [stdout] = note: `count` is defined on `Iterator`, which `Vec` 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 test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "556d92f1fbbd835ee81d94f6cfbbfa214c80ddf19d7e553868828c01dd1a118b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "556d92f1fbbd835ee81d94f6cfbbfa214c80ddf19d7e553868828c01dd1a118b", kill_on_drop: false }` [INFO] [stdout] 556d92f1fbbd835ee81d94f6cfbbfa214c80ddf19d7e553868828c01dd1a118b