[INFO] cloning repository https://github.com/elianollivier/file_scanner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elianollivier/file_scanner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felianollivier%2Ffile_scanner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felianollivier%2Ffile_scanner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e45adcd893035f84f8658f103cfeed3c394de6d
[INFO] checking elianollivier/file_scanner against master#c797096598b80ba4a40397ad7e91584fcd3df5f1 for pr-146377-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felianollivier%2Ffile_scanner" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/elianollivier/file_scanner
[INFO] finished tweaking git repo https://github.com/elianollivier/file_scanner
[INFO] tweaked toml for git repo https://github.com/elianollivier/file_scanner written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/elianollivier/file_scanner on toolchain c797096598b80ba4a40397ad7e91584fcd3df5f1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c797096598b80ba4a40397ad7e91584fcd3df5f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/elianollivier/file_scanner 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" "+c797096598b80ba4a40397ad7e91584fcd3df5f1" "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] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c797096598b80ba4a40397ad7e91584fcd3df5f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3e597f0fbbe2b804a618129b8661370255741e670b32ac095d6a5c051663b5b
[INFO] running `Command { std: "docker" "start" "-a" "a3e597f0fbbe2b804a618129b8661370255741e670b32ac095d6a5c051663b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3e597f0fbbe2b804a618129b8661370255741e670b32ac095d6a5c051663b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e597f0fbbe2b804a618129b8661370255741e670b32ac095d6a5c051663b5b", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c797096598b80ba4a40397ad7e91584fcd3df5f1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 945b4b3ce3dd0bab0bae51c481ffee2af5354a2472c1e1f3ce707254eb892999
[INFO] running `Command { std: "docker" "start" "-a" "945b4b3ce3dd0bab0bae51c481ffee2af5354a2472c1e1f3ce707254eb892999", kill_on_drop: false }`
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[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/models/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct FileData {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 3 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/controllers/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_plain` is never used
[INFO] [stdout]  --> src/views/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn display_plain(files: &[FileData]) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_json` is never used
[INFO] [stdout]   --> src/views/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn display_json(files: &[FileData]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_names` is never used
[INFO] [stdout]   --> src/views/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn display_names(files: &[FileData]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_names_json` is never used
[INFO] [stdout]   --> src/views/mod.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn display_names_json(files: &[FileData]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | /     eframe::run_native(
[INFO] [stdout]  9 | |         "File Teacher GUI",
[INFO] [stdout] 10 | |         native_options,
[INFO] [stdout] 11 | |         Box::new(|_cc| Box::new(gui::FileTeacherApp::default())),
[INFO] [stdout] 12 | |     );
[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]  8 |     let _ = eframe::run_native(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/models/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct FileData {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 3 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/controllers/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_plain` is never used
[INFO] [stdout]  --> src/views/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn display_plain(files: &[FileData]) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_json` is never used
[INFO] [stdout]   --> src/views/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn display_json(files: &[FileData]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_names` is never used
[INFO] [stdout]   --> src/views/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn display_names(files: &[FileData]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_names_json` is never used
[INFO] [stdout]   --> src/views/mod.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn display_names_json(files: &[FileData]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | /     eframe::run_native(
[INFO] [stdout]  9 | |         "File Teacher GUI",
[INFO] [stdout] 10 | |         native_options,
[INFO] [stdout] 11 | |         Box::new(|_cc| Box::new(gui::FileTeacherApp::default())),
[INFO] [stdout] 12 | |     );
[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]  8 |     let _ = eframe::run_native(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 36s
[INFO] running `Command { std: "docker" "inspect" "945b4b3ce3dd0bab0bae51c481ffee2af5354a2472c1e1f3ce707254eb892999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945b4b3ce3dd0bab0bae51c481ffee2af5354a2472c1e1f3ce707254eb892999", kill_on_drop: false }`
[INFO] [stdout] 945b4b3ce3dd0bab0bae51c481ffee2af5354a2472c1e1f3ce707254eb892999
