[INFO] cloning repository https://github.com/zouroboros/film-taggy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zouroboros/film-taggy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzouroboros%2Ffilm-taggy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzouroboros%2Ffilm-taggy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 593f27894fa69c251f16d141d06e45ccf6e267a5
[INFO] testing zouroboros/film-taggy against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzouroboros%2Ffilm-taggy" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zouroboros/film-taggy
[INFO] finished tweaking git repo https://github.com/zouroboros/film-taggy
[INFO] tweaked toml for git repo https://github.com/zouroboros/film-taggy written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zouroboros/film-taggy on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zouroboros/film-taggy 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b502b6ed70f0790a3488defb8071c24366f64ca5fa387f25304f098f0997381
[INFO] running `Command { std: "docker" "start" "-a" "6b502b6ed70f0790a3488defb8071c24366f64ca5fa387f25304f098f0997381", kill_on_drop: false }`
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[INFO] [stdout] 6b502b6ed70f0790a3488defb8071c24366f64ca5fa387f25304f098f0997381
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95d971b13ade6e2a51aefd8387f373f71b86ff64d9d324229147f3f883b5842f
[INFO] running `Command { std: "docker" "start" "-a" "95d971b13ade6e2a51aefd8387f373f71b86ff64d9d324229147f3f883b5842f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling heck v0.4.0
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[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling anyhow v1.0.57
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[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling gio v0.15.11
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling cfg-expr v0.10.2
[INFO] [stderr]    Compiling gexiv2-sys v1.1.2
[INFO] [stderr]    Compiling gtk v0.15.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rexiv2 v0.9.1
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling field-offset v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling system-deps v6.0.2
[INFO] [stderr]    Compiling glib-sys v0.15.10
[INFO] [stderr]    Compiling gobject-sys v0.15.10
[INFO] [stderr]    Compiling gio-sys v0.15.10
[INFO] [stderr]    Compiling cairo-sys-rs v0.15.1
[INFO] [stderr]    Compiling pango-sys v0.15.10
[INFO] [stderr]    Compiling atk-sys v0.15.1
[INFO] [stderr]    Compiling gdk-sys v0.15.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.15.10
[INFO] [stderr]    Compiling gtk-sys v0.15.3
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling glib-macros v0.15.11
[INFO] [stderr]    Compiling gtk3-macros v0.15.4
[INFO] [stderr]    Compiling glib v0.15.11
[INFO] [stderr]    Compiling pango v0.15.10
[INFO] [stderr]    Compiling cairo-rs v0.15.11
[INFO] [stderr]    Compiling atk v0.15.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.15.11
[INFO] [stderr]    Compiling gdk v0.15.4
[INFO] [stderr]    Compiling film_taggy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `glib::user_config_dir`
[INFO] [stdout]  --> src/app_environment.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use glib::user_config_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/app_window.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let result = app.save(state);
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_index_checkbox`
[INFO] [stdout]   --> src/app_window.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let file_index_checkbox: gtk::CheckButton = builder.object("file_index_checkbox").unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_index_checkbox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `set_file_index` is never read
[INFO] [stdout]   --> src/app.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct AppState {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub set_file_index: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 metadata.set_tag_string("Exif.Image.Model", &camera);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let _ = metadata.set_tag_string("Exif.Image.Model", &camera);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 metadata.set_tag_string("Exif.Image.Make", &film);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let _ = metadata.set_tag_string("Exif.Image.Make", &film);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 metadata.set_tag_string("Exif.Photo.ISOSpeedRatings", &iso);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 let _ = metadata.set_tag_string("Exif.Photo.ISOSpeedRatings", &iso);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 metadata.set_tag_string("Exif.Photo.UserComment", &comment);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 let _ = metadata.set_tag_string("Exif.Photo.UserComment", &comment);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             metadata.save_to_file(file);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |             let _ = metadata.save_to_file(file);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "95d971b13ade6e2a51aefd8387f373f71b86ff64d9d324229147f3f883b5842f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d971b13ade6e2a51aefd8387f373f71b86ff64d9d324229147f3f883b5842f", kill_on_drop: false }`
[INFO] [stdout] 95d971b13ade6e2a51aefd8387f373f71b86ff64d9d324229147f3f883b5842f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcbfdff531073a5a137fedd1f2b2f161d09821bd0c6a018b125e879a64948119
[INFO] running `Command { std: "docker" "start" "-a" "dcbfdff531073a5a137fedd1f2b2f161d09821bd0c6a018b125e879a64948119", kill_on_drop: false }`
[INFO] [stderr]    Compiling film_taggy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `glib::user_config_dir`
[INFO] [stdout]  --> src/app_environment.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use glib::user_config_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/app_window.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let result = app.save(state);
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_index_checkbox`
[INFO] [stdout]   --> src/app_window.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let file_index_checkbox: gtk::CheckButton = builder.object("file_index_checkbox").unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_index_checkbox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `set_file_index` is never read
[INFO] [stdout]   --> src/app.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct AppState {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub set_file_index: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 metadata.set_tag_string("Exif.Image.Model", &camera);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let _ = metadata.set_tag_string("Exif.Image.Model", &camera);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 metadata.set_tag_string("Exif.Image.Make", &film);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let _ = metadata.set_tag_string("Exif.Image.Make", &film);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 metadata.set_tag_string("Exif.Photo.ISOSpeedRatings", &iso);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 let _ = metadata.set_tag_string("Exif.Photo.ISOSpeedRatings", &iso);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 metadata.set_tag_string("Exif.Photo.UserComment", &comment);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 let _ = metadata.set_tag_string("Exif.Photo.UserComment", &comment);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             metadata.save_to_file(file);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |             let _ = metadata.save_to_file(file);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "dcbfdff531073a5a137fedd1f2b2f161d09821bd0c6a018b125e879a64948119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcbfdff531073a5a137fedd1f2b2f161d09821bd0c6a018b125e879a64948119", kill_on_drop: false }`
[INFO] [stdout] dcbfdff531073a5a137fedd1f2b2f161d09821bd0c6a018b125e879a64948119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48befb08100d206a5520c6daa9569f40c587dfb40307d7f152102e8856b28b8f
[INFO] running `Command { std: "docker" "start" "-a" "48befb08100d206a5520c6daa9569f40c587dfb40307d7f152102e8856b28b8f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `glib::user_config_dir`
[INFO] [stderr]  --> src/app_environment.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use glib::user_config_dir;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/app_window.rs:102:17
[INFO] [stderr]     |
[INFO] [stderr] 102 |             let result = app.save(state);
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file_index_checkbox`
[INFO] [stderr]   --> src/app_window.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let file_index_checkbox: gtk::CheckButton = builder.object("file_index_checkbox").unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_index_checkbox`
[INFO] [stderr] 
[INFO] [stderr] warning: field `set_file_index` is never read
[INFO] [stderr]   --> src/app.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct AppState {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 16 |     pub set_file_index: bool,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `AppState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/app.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 metadata.set_tag_string("Exif.Image.Model", &camera);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 let _ = metadata.set_tag_string("Exif.Image.Model", &camera);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/app.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 metadata.set_tag_string("Exif.Image.Make", &film);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 let _ = metadata.set_tag_string("Exif.Image.Make", &film);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/app.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 metadata.set_tag_string("Exif.Photo.ISOSpeedRatings", &iso);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 let _ = metadata.set_tag_string("Exif.Photo.ISOSpeedRatings", &iso);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/app.rs:81:17
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 metadata.set_tag_string("Exif.Photo.UserComment", &comment);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 let _ = metadata.set_tag_string("Exif.Photo.UserComment", &comment);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/app.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 |             metadata.save_to_file(file);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 84 |             let _ = metadata.save_to_file(file);
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `film_taggy` (bin "film_taggy" test) generated 9 warnings (run `cargo fix --bin "film_taggy" -p film_taggy --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/film_taggy-600fc5811a559b6a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "48befb08100d206a5520c6daa9569f40c587dfb40307d7f152102e8856b28b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48befb08100d206a5520c6daa9569f40c587dfb40307d7f152102e8856b28b8f", kill_on_drop: false }`
[INFO] [stdout] 48befb08100d206a5520c6daa9569f40c587dfb40307d7f152102e8856b28b8f