[INFO] cloning repository https://github.com/jomaway/graca
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jomaway/graca" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjomaway%2Fgraca", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjomaway%2Fgraca'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96223025fff4dc9cb95244b39fbf08e77be86482
[INFO] testing jomaway/graca against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjomaway%2Fgraca" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jomaway/graca
[INFO] finished tweaking git repo https://github.com/jomaway/graca
[INFO] tweaked toml for git repo https://github.com/jomaway/graca written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jomaway/graca on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jomaway/graca 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42c3426a5287244d92a0bdd057681a98dfa7226507e8381403761cc795ef5876
[INFO] running `Command { std: "docker" "start" "-a" "42c3426a5287244d92a0bdd057681a98dfa7226507e8381403761cc795ef5876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42c3426a5287244d92a0bdd057681a98dfa7226507e8381403761cc795ef5876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c3426a5287244d92a0bdd057681a98dfa7226507e8381403761cc795ef5876", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee86d9c63631494a004a939356c90ff8bf96956325591dfc396cedf556e5b282
[INFO] running `Command { std: "docker" "start" "-a" "ee86d9c63631494a004a939356c90ff8bf96956325591dfc396cedf556e5b282", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rustc-demangle v0.1.24
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[INFO] [stderr]    Compiling regex v1.11.1
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[INFO] [stderr]    Compiling serde_derive v1.0.217
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[INFO] [stderr]    Compiling thiserror-impl v2.0.11
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[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling clap_derive v4.5.28
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[INFO] [stderr]    Compiling darling_macro v0.20.10
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[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling instability v0.3.7
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling clap v4.5.29
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling ratatui v0.29.0
[INFO] [stderr]    Compiling rust_xlsxwriter v0.84.0
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling color-spantrace v0.2.1
[INFO] [stderr]    Compiling color-eyre v0.6.3
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[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]    Compiling toml v0.8.20
[INFO] [stderr]    Compiling graca v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tracing::debug`
[INFO] [stdout]  --> src/model/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tracing::debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExportError` is never constructed
[INFO] [stdout]   --> src/export.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct ExportError {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `msg` is never used
[INFO] [stdout]   --> src/export.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ExportError {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 21 |     pub fn msg(&self) -> String {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Exporter` is never used
[INFO] [stdout]   --> src/export.rs:72:11
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub trait Exporter {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CsvExporter` is never constructed
[INFO] [stdout]   --> src/export.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct CsvExporter;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TomlExporter` is never constructed
[INFO] [stdout]   --> src/export.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub struct TomlExporter;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `XlsxExporter` is never constructed
[INFO] [stdout]   --> src/export.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct XlsxExporter;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `export` is never used
[INFO] [stdout]    --> src/export.rs:138:8
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn export(path: &Path, data: &Vec<GradingScaleTableRowData>) -> Result<(), ExportError> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `resolve_path` is never used
[INFO] [stdout]    --> src/export.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn resolve_path(user_input: &str) -> Option<PathBuf> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expand_home` is never used
[INFO] [stdout]    --> src/export.rs:162:4
[INFO] [stdout]     |
[INFO] [stdout] 162 | fn expand_home(path: &PathBuf) -> Option<PathBuf> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_class_name` is never used
[INFO] [stdout]    --> src/model/mod.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout]  21 | impl Model {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn get_class_name(&self) -> &str {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `label` and `next_better` are never used
[INFO] [stdout]    --> src/model/scale.rs:277:8
[INFO] [stdout]     |
[INFO] [stdout] 265 | impl Grade {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 277 |     fn label(&self) -> &'static str {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 |     pub fn next_better(self) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `with_points` are never used
[INFO] [stdout]   --> src/model/students.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Student {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 16 |     pub fn new(name: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn with_points(mut self, points: f64) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `class_name`, `iter_students_mut`, and `get_student` are never used
[INFO] [stdout]   --> src/model/students.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl StudentList {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn class_name(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     pub fn iter_students_mut(&mut self) -> impl Iterator<Item = &mut Student> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     pub fn get_student(&self, name: &str) -> Option<&Student> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `background` is never used
[INFO] [stdout]   --> src/ui/theme.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub trait AppStyle {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn background(&self) -> Style {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.74s
[INFO] running `Command { std: "docker" "inspect" "ee86d9c63631494a004a939356c90ff8bf96956325591dfc396cedf556e5b282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee86d9c63631494a004a939356c90ff8bf96956325591dfc396cedf556e5b282", kill_on_drop: false }`
[INFO] [stdout] ee86d9c63631494a004a939356c90ff8bf96956325591dfc396cedf556e5b282
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c08173f783ca2ef8fef21b79a30a490453ffd00f6454aa0a4e4c7488b9f0206
[INFO] running `Command { std: "docker" "start" "-a" "5c08173f783ca2ef8fef21b79a30a490453ffd00f6454aa0a4e4c7488b9f0206", kill_on_drop: false }`
[INFO] [stderr]    Compiling graca v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tracing::debug`
[INFO] [stdout]  --> src/model/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tracing::debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `msg` is never used
[INFO] [stdout]   --> src/export.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ExportError {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 21 |     pub fn msg(&self) -> 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: method `get_class_name` is never used
[INFO] [stdout]    --> src/model/mod.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout]  21 | impl Model {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn get_class_name(&self) -> &str {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `label` and `next_better` are never used
[INFO] [stdout]    --> src/model/scale.rs:277:8
[INFO] [stdout]     |
[INFO] [stdout] 265 | impl Grade {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 277 |     fn label(&self) -> &'static str {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 |     pub fn next_better(self) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `with_points` are never used
[INFO] [stdout]   --> src/model/students.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Student {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 16 |     pub fn new(name: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn with_points(mut self, points: f64) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `class_name`, `iter_students_mut`, and `get_student` are never used
[INFO] [stdout]   --> src/model/students.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl StudentList {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn class_name(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     pub fn iter_students_mut(&mut self) -> impl Iterator<Item = &mut Student> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     pub fn get_student(&self, name: &str) -> Option<&Student> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `background` is never used
[INFO] [stdout]   --> src/ui/theme.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub trait AppStyle {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn background(&self) -> Style {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "5c08173f783ca2ef8fef21b79a30a490453ffd00f6454aa0a4e4c7488b9f0206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c08173f783ca2ef8fef21b79a30a490453ffd00f6454aa0a4e4c7488b9f0206", kill_on_drop: false }`
[INFO] [stdout] 5c08173f783ca2ef8fef21b79a30a490453ffd00f6454aa0a4e4c7488b9f0206
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26a403626c5ec09502ef719ac14b8cee8cc4656b2c5afc184a17d1e3640915f1
[INFO] running `Command { std: "docker" "start" "-a" "26a403626c5ec09502ef719ac14b8cee8cc4656b2c5afc184a17d1e3640915f1", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `tracing::debug`
[INFO] [stderr]  --> src/model/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use tracing::debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `msg` is never used
[INFO] [stderr]   --> src/export.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | impl ExportError {
[INFO] [stderr]    | ---------------- method in this implementation
[INFO] [stderr] 21 |     pub fn msg(&self) -> String {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_class_name` is never used
[INFO] [stderr]    --> src/model/mod.rs:122:12
[INFO] [stderr]     |
[INFO] [stderr]  21 | impl Model {
[INFO] [stderr]     | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 122 |     pub fn get_class_name(&self) -> &str {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `label` and `next_better` are never used
[INFO] [stderr]    --> src/model/scale.rs:277:8
[INFO] [stderr]     |
[INFO] [stderr] 265 | impl Grade {
[INFO] [stderr]     | ---------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 277 |     fn label(&self) -> &'static str {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 288 |     pub fn next_better(self) -> Option<Self> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `with_points` are never used
[INFO] [stderr]   --> src/model/students.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl Student {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 16 |     pub fn new(name: &str) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     pub fn with_points(mut self, points: f64) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `class_name`, `iter_students_mut`, and `get_student` are never used
[INFO] [stderr]   --> src/model/students.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl StudentList {
[INFO] [stderr]    | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 83 |     pub fn class_name(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |     pub fn iter_students_mut(&mut self) -> impl Iterator<Item = &mut Student> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 95 |     pub fn get_student(&self, name: &str) -> Option<&Student> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `background` is never used
[INFO] [stderr]   --> src/ui/theme.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr]  5 | pub trait AppStyle {
[INFO] [stderr]    |           -------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 19 |     fn background(&self) -> Style {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `graca` (bin "graca" test) generated 7 warnings (run `cargo fix --bin "graca" -p graca --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/graca-6ca2ad14cacadb7e)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test export::tests::test_expand_home ... ok
[INFO] [stdout] test export::tests::test_resolve_path ... ok
[INFO] [stdout] test export::tests::test_export ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- export::tests::test_export stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'export::tests::test_export' (26) panicked at src/export.rs:198:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Err(ExportError { details: "Read-only file system (os error 30)" })
[INFO] [stdout]  right: Ok(())
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57e9e4d4b422 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57e9e4d4b422 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57e9e4d4b422 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57e9e4d4b422 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57e9e4d5d9ff - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57e9e4d5d9ff - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x57e9e4d18463 - std::io::default_write_fmt::haffd49d96f1984a8
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57e9e4d18463 - std::io::Write::write_fmt::h027871c57cf57c01
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57e9e4d24372 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57e9e4d2950f - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57e9e4d293a1 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57e9e4b0472e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd0ee8b569efc6a07
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x57e9e4b0472e - test::test_main_with_exit_callback::{{closure}}::hf10864b576ecd15d
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57e9e4d29bcf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3a55ca34534c0d00
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x57e9e4d29bcf - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57e9e4d2997a - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x57e9e4d244a9 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57e9e4d0cb5d - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57e9e4d67890 - core::panicking::panic_fmt::h3454303eb8e6f7cd
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x57e9e4d67643 - core::panicking::assert_failed_inner::hdcc703ae7c807131
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:444:17
[INFO] [stdout]   20:     0x57e9e4a8c382 - core::panicking::assert_failed::ha0803deb27d297e0
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x57e9e4a94e32 - graca::export::tests::test_export::haa21d81fdebc13dc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/export.rs:198:9
[INFO] [stdout]   22:     0x57e9e4a95207 - graca::export::tests::test_export::{{closure}}::hb6890e739e747470
[INFO] [stdout]                                at /opt/rustwide/workdir/src/export.rs:196:21
[INFO] [stdout]   23:     0x57e9e4a92d66 - core::ops::function::FnOnce::call_once::h01a9557f63e56b3b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57e9e4b0450b - core::ops::function::FnOnce::call_once::ha729ee35d2fab541
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x57e9e4b0450b - test::__rust_begin_short_backtrace::ha40f4db8207e1111
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x57e9e4b1858d - test::run_test_in_process::{{closure}}::hc1b77cda5d44f0f3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x57e9e4b1858d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1dbea1de64785521
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x57e9e4b1858d - std::panicking::catch_unwind::do_call::hd5febe9affd5a1b3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x57e9e4b1858d - std::panicking::catch_unwind::h51ea89627559b6f4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x57e9e4b1858d - std::panic::catch_unwind::hb8b8c2367cae3d66
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x57e9e4b1858d - test::run_test_in_process::ha5b55801407ea100
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x57e9e4b1858d - test::run_test::{{closure}}::h0b9d4072b527abf5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x57e9e4af1aa4 - test::run_test::{{closure}}::hb1056b5731205822
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x57e9e4af1aa4 - std::sys::backtrace::__rust_begin_short_backtrace::hb61ff5a34023c7ef
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x57e9e4af53da - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hb0a83c0e8b353cff
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x57e9e4af53da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb4f32cb008535298
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x57e9e4af53da - std::panicking::catch_unwind::do_call::h16d110e4fc35789a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x57e9e4af53da - std::panicking::catch_unwind::hea9118f355699c4b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x57e9e4af53da - std::panic::catch_unwind::hf4b3c2a06d3f42f5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x57e9e4af53da - std::thread::Builder::spawn_unchecked_::{{closure}}::h3f4cb733a52d53d5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x57e9e4af53da - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4052f0967b37caeb
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x57e9e4d1f8af - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ec433abd3f148b4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x57e9e4d1f8af - std::sys::thread::unix::Thread::new::thread_start::he514622d3d7ba65c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x76a99305faa4 - <unknown>
[INFO] [stdout]   45:     0x76a9930eca64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     export::tests::test_export
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin graca`
[INFO] running `Command { std: "docker" "inspect" "26a403626c5ec09502ef719ac14b8cee8cc4656b2c5afc184a17d1e3640915f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a403626c5ec09502ef719ac14b8cee8cc4656b2c5afc184a17d1e3640915f1", kill_on_drop: false }`
[INFO] [stdout] 26a403626c5ec09502ef719ac14b8cee8cc4656b2c5afc184a17d1e3640915f1
