[INFO] fetching crate nixpkgs-fmt-rnix 1.2.0...
[INFO] building nixpkgs-fmt-rnix-1.2.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate nixpkgs-fmt-rnix 1.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate nixpkgs-fmt-rnix 1.2.0
[INFO] finished tweaking crates.io crate nixpkgs-fmt-rnix 1.2.0
[INFO] tweaked toml for crates.io crate nixpkgs-fmt-rnix 1.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nixpkgs-fmt-rnix 1.2.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nixpkgs-fmt-rnix 1.2.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded text-size v1.1.0
[INFO] [stderr]   Downloaded unindent v0.1.5
[INFO] [stderr]   Downloaded memoffset v0.6.1
[INFO] [stderr]   Downloaded cbitset v0.2.0
[INFO] [stderr]   Downloaded countme v2.0.4
[INFO] [stderr]   Downloaded rowan v0.12.6
[INFO] [stderr]   Downloaded globset v0.4.5
[INFO] [stderr]   Downloaded serde v1.0.105
[INFO] [stderr]   Downloaded ignore v0.4.13
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.9
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.2
[INFO] [stderr]   Downloaded rnix v0.10.1
[INFO] [stderr]   Downloaded ryu v1.0.3
[INFO] [stderr]   Downloaded smol_str v0.1.17
[INFO] [stderr]   Downloaded regex v1.3.5
[INFO] [stderr]   Downloaded regex-syntax v0.6.17
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded bstr v0.2.12
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2803adfc7d51cdb4f4d42adde85e052608a97fc89b4b51bcf978c70063d91120
[INFO] running `Command { std: "docker" "start" "-a" "2803adfc7d51cdb4f4d42adde85e052608a97fc89b4b51bcf978c70063d91120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2803adfc7d51cdb4f4d42adde85e052608a97fc89b4b51bcf978c70063d91120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2803adfc7d51cdb4f4d42adde85e052608a97fc89b4b51bcf978c70063d91120", kill_on_drop: false }`
[INFO] [stdout] 2803adfc7d51cdb4f4d42adde85e052608a97fc89b4b51bcf978c70063d91120
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06046cb3c5c13363887d4a5800a04291ee80b0e6cef97cede2af09bc0f9065df
[INFO] running `Command { std: "docker" "start" "-a" "06046cb3c5c13363887d4a5800a04291ee80b0e6cef97cede2af09bc0f9065df", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling countme v2.0.4
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling smol_str v0.1.17
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling cbitset v0.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex v1.3.5
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling text-size v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling rowan v0.12.6
[INFO] [stderr]    Compiling ignore v0.4.13
[INFO] [stderr]    Compiling rnix v0.10.1
[INFO] [stderr]    Compiling nixpkgs-fmt-rnix v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/pattern.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pred: Arc<dyn (Fn(&SyntaxElement) -> bool)>,
[INFO] [stdout]    |                   ^                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pred: Arc<dyn (Fn(&SyntaxElement) -> bool)>,
[INFO] [stdout] 28 +     pred: Arc<dyn Fn(&SyntaxElement) -> bool>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `indent_value` is never read
[INFO] [stdout]    --> src/dsl.rs:300:16
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub(crate) struct IndentRule {
[INFO] [stdout]     |                   ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 300 |     pub(crate) indent_value: IndentValue,
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IndentRule` has a derived impl for the trait `Debug`, 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:153:39
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn convert_to_unix_line_endings(text: &str) -> (Cow<str>, LineEndings) {
[INFO] [stdout]     |                                       ^^^^      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn convert_to_unix_line_endings(text: &str) -> (Cow<'_, str>, LineEndings) {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.27s
[INFO] running `Command { std: "docker" "inspect" "06046cb3c5c13363887d4a5800a04291ee80b0e6cef97cede2af09bc0f9065df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06046cb3c5c13363887d4a5800a04291ee80b0e6cef97cede2af09bc0f9065df", kill_on_drop: false }`
[INFO] [stdout] 06046cb3c5c13363887d4a5800a04291ee80b0e6cef97cede2af09bc0f9065df
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c99da056b806b9ee1c4a1a20e5aadd26161f51a8448c6ce6c594dd6365dfffd3
[INFO] running `Command { std: "docker" "start" "-a" "c99da056b806b9ee1c4a1a20e5aadd26161f51a8448c6ce6c594dd6365dfffd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/pattern.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pred: Arc<dyn (Fn(&SyntaxElement) -> bool)>,
[INFO] [stdout]    |                   ^                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pred: Arc<dyn (Fn(&SyntaxElement) -> bool)>,
[INFO] [stdout] 28 +     pred: Arc<dyn Fn(&SyntaxElement) -> bool>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `indent_value` is never read
[INFO] [stdout]    --> src/dsl.rs:300:16
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub(crate) struct IndentRule {
[INFO] [stdout]     |                   ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 300 |     pub(crate) indent_value: IndentValue,
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IndentRule` has a derived impl for the trait `Debug`, 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:153:39
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn convert_to_unix_line_endings(text: &str) -> (Cow<str>, LineEndings) {
[INFO] [stdout]     |                                       ^^^^      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn convert_to_unix_line_endings(text: &str) -> (Cow<'_, str>, LineEndings) {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nixpkgs-fmt-rnix v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/pattern.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pred: Arc<dyn (Fn(&SyntaxElement) -> bool)>,
[INFO] [stdout]    |                   ^                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pred: Arc<dyn (Fn(&SyntaxElement) -> bool)>,
[INFO] [stdout] 28 +     pred: Arc<dyn Fn(&SyntaxElement) -> bool>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `indent_value` is never read
[INFO] [stdout]    --> src/dsl.rs:300:16
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub(crate) struct IndentRule {
[INFO] [stdout]     |                   ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 300 |     pub(crate) indent_value: IndentValue,
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IndentRule` has a derived impl for the trait `Debug`, 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:153:39
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn convert_to_unix_line_endings(text: &str) -> (Cow<str>, LineEndings) {
[INFO] [stdout]     |                                       ^^^^      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn convert_to_unix_line_endings(text: &str) -> (Cow<'_, str>, LineEndings) {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/rules.rs:813:29
[INFO] [stdout]     |
[INFO] [stdout] 813 |         .map_err(|e| panic!(e))
[INFO] [stdout]     |                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 813 |         .map_err(|e| panic!("{}", e))
[INFO] [stdout]     |                             +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "c99da056b806b9ee1c4a1a20e5aadd26161f51a8448c6ce6c594dd6365dfffd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c99da056b806b9ee1c4a1a20e5aadd26161f51a8448c6ce6c594dd6365dfffd3", kill_on_drop: false }`
[INFO] [stdout] c99da056b806b9ee1c4a1a20e5aadd26161f51a8448c6ce6c594dd6365dfffd3
