[INFO] fetching crate video-timecode 0.6.1...
[INFO] testing video-timecode-0.6.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate video-timecode 0.6.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate video-timecode 0.6.1
[INFO] finished tweaking crates.io crate video-timecode 0.6.1
[INFO] tweaked toml for crates.io crate video-timecode 0.6.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate video-timecode 0.6.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be34bc347f650c1da73670e4e5889d08e973891ea8e1a560f7b6de20aa1ba566
[INFO] running `Command { std: "docker" "start" "-a" "be34bc347f650c1da73670e4e5889d08e973891ea8e1a560f7b6de20aa1ba566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be34bc347f650c1da73670e4e5889d08e973891ea8e1a560f7b6de20aa1ba566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be34bc347f650c1da73670e4e5889d08e973891ea8e1a560f7b6de20aa1ba566", kill_on_drop: false }`
[INFO] [stdout] be34bc347f650c1da73670e4e5889d08e973891ea8e1a560f7b6de20aa1ba566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3edc88a3235d9efdbdbbc6bf3b571e5d030b305ee0f3cd68490571a9409c59a3
[INFO] running `Command { std: "docker" "start" "-a" "3edc88a3235d9efdbdbbc6bf3b571e5d030b305ee0f3cd68490571a9409c59a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling video-timecode v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0407]: method `replace_one` is not a member of trait `iter::Step`
[INFO] [stdout]    --> src/lib.rs:483:5
[INFO] [stdout]     |
[INFO] [stdout] 483 | /     fn replace_one(&mut self) -> Self {
[INFO] [stdout] 484 | |         std::mem::replace(
[INFO] [stdout] 485 | |             self,
[INFO] [stdout] 486 | |             Timecode {
[INFO] [stdout] ...   |
[INFO] [stdout] 495 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `iter::Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `replace_zero` is not a member of trait `iter::Step`
[INFO] [stdout]    --> src/lib.rs:497:5
[INFO] [stdout]     |
[INFO] [stdout] 497 | /     fn replace_zero(&mut self) -> Self {
[INFO] [stdout] 498 | |         std::mem::replace(
[INFO] [stdout] 499 | |             self,
[INFO] [stdout] 500 | |             Timecode {
[INFO] [stdout] ...   |
[INFO] [stdout] 509 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `iter::Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `add_one` is not a member of trait `iter::Step`
[INFO] [stdout]    --> src/lib.rs:511:5
[INFO] [stdout]     |
[INFO] [stdout] 511 | /     fn add_one(&self) -> Self {
[INFO] [stdout] 512 | |         if u32::from(self.frame) < (T::FPS - 1) {
[INFO] [stdout] 513 | |             Timecode {
[INFO] [stdout] 514 | |                 frame_number: self.frame_number + 1,
[INFO] [stdout] ...   |
[INFO] [stdout] 555 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `iter::Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `sub_one` is not a member of trait `iter::Step`
[INFO] [stdout]    --> src/lib.rs:557:5
[INFO] [stdout]     |
[INFO] [stdout] 557 | /     fn sub_one(&self) -> Self {
[INFO] [stdout] 558 | |         if u32::from(self.frame) > 0 {
[INFO] [stdout] 559 | |             Timecode {
[INFO] [stdout] 560 | |                 frame_number: self.frame_number - 1,
[INFO] [stdout] ...   |
[INFO] [stdout] 595 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `iter::Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `add_usize` is not a member of trait `iter::Step`
[INFO] [stdout]    --> src/lib.rs:597:5
[INFO] [stdout]     |
[INFO] [stdout] 597 | /     fn add_usize(&self, n: usize) -> Option<Self> {
[INFO] [stdout] 598 | |         if n == 1 {
[INFO] [stdout] 599 | |             Some(self.add_one())
[INFO] [stdout] 600 | |         } else {
[INFO] [stdout] ...   |
[INFO] [stdout] 603 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `iter::Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `steps_between` has an incompatible type for trait
[INFO] [stdout]    --> src/lib.rs:475:51
[INFO] [stdout]     |
[INFO] [stdout] 475 |     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^ expected `(usize, Option<usize>)`, found `Option<usize>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected signature `fn(&Timecode<_>, &Timecode<_>) -> (usize, Option<usize>)`
[INFO] [stdout]                found signature `fn(&Timecode<_>, &Timecode<_>) -> Option<usize>`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]     |
[INFO] [stdout] 475 -     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout] 475 +     fn steps_between(start: &Self, end: &Self) -> (usize, Option<usize>) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `forward_checked`, `backward_checked`
[INFO] [stdout]    --> src/lib.rs:474:1
[INFO] [stdout]     |
[INFO] [stdout] 474 | impl<T: FrameRate + Clone + PartialOrd> iter::Step for Timecode<T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `forward_checked`, `backward_checked` in implementation
[INFO] [stdout]     |
[INFO] [stdout]     = help: implement the missing item: `fn forward_checked(_: Self, _: usize) -> Option<Self> { todo!() }`
[INFO] [stdout]     = help: implement the missing item: `fn backward_checked(_: Self, _: usize) -> Option<Self> { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `add_one` found for reference `&Timecode<T>` in the current scope
[INFO] [stdout]    --> src/lib.rs:599:23
[INFO] [stdout]     |
[INFO] [stdout] 599 |             Some(self.add_one())
[INFO] [stdout]     |                       ^^^^^^^ method not found in `&Timecode<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0053, E0407, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `video-timecode` (lib) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "3edc88a3235d9efdbdbbc6bf3b571e5d030b305ee0f3cd68490571a9409c59a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3edc88a3235d9efdbdbbc6bf3b571e5d030b305ee0f3cd68490571a9409c59a3", kill_on_drop: false }`
[INFO] [stdout] 3edc88a3235d9efdbdbbc6bf3b571e5d030b305ee0f3cd68490571a9409c59a3
