[INFO] cloning repository https://github.com/btel/nbview
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/btel/nbview" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtel%2Fnbview", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtel%2Fnbview'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a48a03e2fec0a9e8829093cdf45d4c0fc1ecf96e
[INFO] checking btel/nbview against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtel%2Fnbview" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/btel/nbview
[INFO] finished tweaking git repo https://github.com/btel/nbview
[INFO] tweaked toml for git repo https://github.com/btel/nbview written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/btel/nbview on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/btel/nbview 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 | homepage = "https://github.com/btel/nbview"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 | repository = "https://github.com/btel/nbview"
[INFO] [stderr]    |              --------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `nbview` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b2531166cf69a2371c639165285a03222f70173a5440afecd16c022c3beaa5f0
[INFO] running `Command { std: "docker" "start" "b2531166cf69a2371c639165285a03222f70173a5440afecd16c022c3beaa5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2531166cf69a2371c639165285a03222f70173a5440afecd16c022c3beaa5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b2531166cf69a2371c639165285a03222f70173a5440afecd16c022c3beaa5f0" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2531166cf69a2371c639165285a03222f70173a5440afecd16c022c3beaa5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b2531166cf69a2371c639165285a03222f70173a5440afecd16c022c3beaa5f0" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 | homepage = "https://github.com/btel/nbview"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 | repository = "https://github.com/btel/nbview"
[INFO] [stderr]    |              --------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `nbview` (manifest) generated 1 warning
[INFO] [stderr]    Compiling quote v1.0.46
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking anstyle v1.0.14
[INFO] [stderr]     Checking colorchoice v1.0.5
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking bitflags v2.13.0
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]    Compiling instability v0.3.12
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]     Checking anstyle-parse v1.0.0
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking time v0.3.51
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking clap_lex v1.1.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.103
[INFO] [stderr]     Checking compact_str v0.8.2
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking anstream v1.0.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking quick-xml v0.39.4
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.2.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking unicode-truncate v1.1.0
[INFO] [stderr]     Checking fancy-regex v0.16.2
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling clap_derive v4.6.1
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking clap v4.6.1
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]     Checking ratatui v0.29.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking plist v1.9.0
[INFO] [stderr]     Checking syntect v5.3.0
[INFO] [stderr]     Checking nbview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `lang` is never read
[INFO] [stdout]   --> src/markdown.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 lang = "text".to_string();
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cur_w` is never read
[INFO] [stdout]    --> src/render.rs:370:13
[INFO] [stdout]     |
[INFO] [stdout] 370 |             cur_w = 0;
[INFO] [stdout]     |             ^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 375 |             cur_w = word_w;
[INFO] [stdout]     |             -------------- `cur_w` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lang` is never read
[INFO] [stdout]   --> src/markdown.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 lang = "text".to_string();
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TAB_WIDTH` is never used
[INFO] [stdout]   --> src/highlight.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | const TAB_WIDTH: usize = 4;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LIST_INDENT` is never used
[INFO] [stdout]   --> src/markdown.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const LIST_INDENT: usize = 2;
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render_inline` is never used
[INFO] [stdout]    --> src/markdown.rs:214:8
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn render_inline(s: &str) -> Vec<Span<'static>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> src/notebook.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Cell {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub metadata: Value,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cell` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `label` is never used
[INFO] [stdout]   --> src/notebook.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl CellType {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 39 |     pub fn label(self) -> &'static str {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `content_width` and `match_count` are never read
[INFO] [stdout]    --> src/render.rs:495:9
[INFO] [stdout]     |
[INFO] [stdout] 488 | pub struct DrawContext<'a> {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 495 |     pub content_width: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 500 |     pub match_count: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cur_w` is never read
[INFO] [stdout]    --> src/render.rs:370:13
[INFO] [stdout]     |
[INFO] [stdout] 370 |             cur_w = 0;
[INFO] [stdout]     |             ^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 375 |             cur_w = word_w;
[INFO] [stdout]     |             -------------- `cur_w` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TAB_WIDTH` is never used
[INFO] [stdout]   --> src/highlight.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | const TAB_WIDTH: usize = 4;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LIST_INDENT` is never used
[INFO] [stdout]   --> src/markdown.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const LIST_INDENT: usize = 2;
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render_inline` is never used
[INFO] [stdout]    --> src/markdown.rs:214:8
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn render_inline(s: &str) -> Vec<Span<'static>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> src/notebook.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Cell {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub metadata: Value,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cell` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `label` is never used
[INFO] [stdout]   --> src/notebook.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl CellType {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 39 |     pub fn label(self) -> &'static str {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `content_width` and `match_count` are never read
[INFO] [stdout]    --> src/render.rs:495:9
[INFO] [stdout]     |
[INFO] [stdout] 488 | pub struct DrawContext<'a> {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 495 |     pub content_width: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 500 |     pub match_count: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `serde_json::Value`
[INFO] [stdout]    --> src/app.rs:418:23
[INFO] [stdout]     |
[INFO] [stdout] 418 |             metadata: json!({}).into(),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `serde_json::Value`
[INFO] [stdout]    --> src/app.rs:428:23
[INFO] [stdout]     |
[INFO] [stdout] 428 |             metadata: json!({}).into(),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nbview` (bin "nbview" test) due to 2 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b2531166cf69a2371c639165285a03222f70173a5440afecd16c022c3beaa5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2531166cf69a2371c639165285a03222f70173a5440afecd16c022c3beaa5f0", kill_on_drop: false }`
[INFO] [stdout] b2531166cf69a2371c639165285a03222f70173a5440afecd16c022c3beaa5f0
