[INFO] fetching crate chimper 0.4.0...
[INFO] checking chimper-0.4.0 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate chimper 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate chimper 0.4.0 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chimper 0.4.0
[INFO] finished tweaking crates.io crate chimper 0.4.0
[INFO] tweaked toml for crates.io crate chimper 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate chimper 0.4.0 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" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "f3f6ee2f5446ef99fedc99f326b477bccf4b2549fa8858df9db28b71292b44c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3f6ee2f5446ef99fedc99f326b477bccf4b2549fa8858df9db28b71292b44c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3f6ee2f5446ef99fedc99f326b477bccf4b2549fa8858df9db28b71292b44c0", kill_on_drop: false }`
[INFO] [stdout] f3f6ee2f5446ef99fedc99f326b477bccf4b2549fa8858df9db28b71292b44c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27acc5f28d9aef4245412492b10ae1f21ed195cbe767c863e165c5008bdf1532
[INFO] running `Command { std: "docker" "start" "-a" "27acc5f28d9aef4245412492b10ae1f21ed195cbe767c863e165c5008bdf1532", kill_on_drop: false }`
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[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/frontend/ops/rawinput.rs:76:16
[INFO] [stdout]    |
[INFO] [stdout] 76 |     for event in widget::drop_down_list::DropDownList::new(&PATTERNS, get_patnum(ops))
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 77 | |     .w_h(140.0, 30.0)
[INFO] [stdout] 78 | |     .top_left_with_margins_on(id, voffset, 150.0)
[INFO] [stdout] 79 | |     .set(new_widget!(), ui)
[INFO] [stdout]    | |___________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 76 |   while let Some(event) = widget::drop_down_list::DropDownList::new(&PATTERNS, get_patnum(ops))
[INFO] [stdout]    |   ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 76 |   if let Some(event) = widget::drop_down_list::DropDownList::new(&PATTERNS, get_patnum(ops))
[INFO] [stdout]    |   ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/frontend/ops/tolab.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |         for event in widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 31 | |         .w_h(300.0, 30.0)
[INFO] [stdout] 32 | |         .top_left_with_margins_on(id, voffset, 150.0)
[INFO] [stdout] 33 | |         .set(new_widget!(), ui)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     slider_input!("Temperature", temp, 1000, 25000);
[INFO] [stdout]    |     ----------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `slider_input` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 30 |       while let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 30 |       if let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/frontend/ops/tolab.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |         for event in widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 31 | |         .w_h(300.0, 30.0)
[INFO] [stdout] 32 | |         .top_left_with_margins_on(id, voffset, 150.0)
[INFO] [stdout] 33 | |         .set(new_widget!(), ui)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     slider_input!("Tint", tint, 1000, 25000);
[INFO] [stdout]    |     ---------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `slider_input` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 30 |       while let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 30 |       if let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/frontend/ops/basecurve.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for event in widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 30 | |         .w_h(300.0, 30.0)
[INFO] [stdout] 31 | |         .top_left_with_margins_on(id, voffset, 150.0)
[INFO] [stdout] 32 | |         .set(new_widget!(), ui)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     slider_input!("Exposure", ops.basecurve.exposure, -5.0, 5.0);
[INFO] [stdout]    |     ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `slider_input` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 29 |       while let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 29 |       if let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/frontend/ops/transform.rs:59:16
[INFO] [stdout]    |
[INFO] [stdout] 59 |     for event in widget::drop_down_list::DropDownList::new(&ORIENTATION_NAMES, Some(rotation))
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 60 | |     .w_h(130.0, 30.0)
[INFO] [stdout] 61 | |     .top_left_with_margins_on(id, 78.0, 156.0)
[INFO] [stdout] 62 | |     .set(id_orientation, ui)
[INFO] [stdout]    | |____________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 59 |   while let Some(event) = widget::drop_down_list::DropDownList::new(&ORIENTATION_NAMES, Some(rotation))
[INFO] [stdout]    |   ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 59 |   if let Some(event) = widget::drop_down_list::DropDownList::new(&ORIENTATION_NAMES, Some(rotation))
[INFO] [stdout]    |   ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/frontend/ops/rawinput.rs:76:16
[INFO] [stdout]    |
[INFO] [stdout] 76 |     for event in widget::drop_down_list::DropDownList::new(&PATTERNS, get_patnum(ops))
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 77 | |     .w_h(140.0, 30.0)
[INFO] [stdout] 78 | |     .top_left_with_margins_on(id, voffset, 150.0)
[INFO] [stdout] 79 | |     .set(new_widget!(), ui)
[INFO] [stdout]    | |___________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 76 |   while let Some(event) = widget::drop_down_list::DropDownList::new(&PATTERNS, get_patnum(ops))
[INFO] [stdout]    |   ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 76 |   if let Some(event) = widget::drop_down_list::DropDownList::new(&PATTERNS, get_patnum(ops))
[INFO] [stdout]    |   ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/frontend/ops/tolab.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |         for event in widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 31 | |         .w_h(300.0, 30.0)
[INFO] [stdout] 32 | |         .top_left_with_margins_on(id, voffset, 150.0)
[INFO] [stdout] 33 | |         .set(new_widget!(), ui)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     slider_input!("Temperature", temp, 1000, 25000);
[INFO] [stdout]    |     ----------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `slider_input` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 30 |       while let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 30 |       if let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/frontend/ops/tolab.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |         for event in widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 31 | |         .w_h(300.0, 30.0)
[INFO] [stdout] 32 | |         .top_left_with_margins_on(id, voffset, 150.0)
[INFO] [stdout] 33 | |         .set(new_widget!(), ui)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     slider_input!("Tint", tint, 1000, 25000);
[INFO] [stdout]    |     ---------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `slider_input` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 30 |       while let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 30 |       if let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/frontend/ops/basecurve.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for event in widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 30 | |         .w_h(300.0, 30.0)
[INFO] [stdout] 31 | |         .top_left_with_margins_on(id, voffset, 150.0)
[INFO] [stdout] 32 | |         .set(new_widget!(), ui)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     slider_input!("Exposure", ops.basecurve.exposure, -5.0, 5.0);
[INFO] [stdout]    |     ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `slider_input` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 29 |       while let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 29 |       if let Some(event) = widget::slider::Slider::new($value as f32, $min as f32, $max as f32)
[INFO] [stdout]    |       ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/frontend/ops/transform.rs:59:16
[INFO] [stdout]    |
[INFO] [stdout] 59 |     for event in widget::drop_down_list::DropDownList::new(&ORIENTATION_NAMES, Some(rotation))
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 60 | |     .w_h(130.0, 30.0)
[INFO] [stdout] 61 | |     .top_left_with_margins_on(id, 78.0, 156.0)
[INFO] [stdout] 62 | |     .set(id_orientation, ui)
[INFO] [stdout]    | |____________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 59 |   while let Some(event) = widget::drop_down_list::DropDownList::new(&ORIENTATION_NAMES, Some(rotation))
[INFO] [stdout]    |   ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 59 |   if let Some(event) = widget::drop_down_list::DropDownList::new(&ORIENTATION_NAMES, Some(rotation))
[INFO] [stdout]    |   ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 35.12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2, rawloader v0.37.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "27acc5f28d9aef4245412492b10ae1f21ed195cbe767c863e165c5008bdf1532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27acc5f28d9aef4245412492b10ae1f21ed195cbe767c863e165c5008bdf1532", kill_on_drop: false }`
[INFO] [stdout] 27acc5f28d9aef4245412492b10ae1f21ed195cbe767c863e165c5008bdf1532
