[INFO] fetching crate regulus 0.0.7... [INFO] checking regulus-0.0.7 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate regulus 0.0.7 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate regulus 0.0.7 [INFO] finished tweaking crates.io crate regulus 0.0.7 [INFO] tweaked toml for crates.io crate regulus 0.0.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate regulus 0.0.7 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate regulus 0.0.7 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b03711a73c0d4857f21cc4d03d8055296935eea87c0dc6769987fb9c25e35f4f [INFO] running `Command { std: "docker" "start" "-a" "b03711a73c0d4857f21cc4d03d8055296935eea87c0dc6769987fb9c25e35f4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b03711a73c0d4857f21cc4d03d8055296935eea87c0dc6769987fb9c25e35f4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b03711a73c0d4857f21cc4d03d8055296935eea87c0dc6769987fb9c25e35f4f", kill_on_drop: false }` [INFO] [stdout] b03711a73c0d4857f21cc4d03d8055296935eea87c0dc6769987fb9c25e35f4f [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e41fa849f7a1b189338a0f33c7af39b586152aa86046c6f06394d9776d7c38bb [INFO] running `Command { std: "docker" "start" "-a" "e41fa849f7a1b189338a0f33c7af39b586152aa86046c6f06394d9776d7c38bb", kill_on_drop: false }` [INFO] [stderr] Checking regulus v0.0.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `index_to_position` is never used [INFO] [stdout] --> src/parsing/positions.rs:101:8 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn index_to_position(text: &str, idx: usize) -> Position { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parsing/token.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | Comment(String), [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TokenData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 47 - Comment(String), [INFO] [stdout] 47 + Comment(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `extract` is never used [INFO] [stdout] --> src/parsing/token.rs:159:8 [INFO] [stdout] | [INFO] [stdout] 159 | pub fn extract(text: &str, span: Span) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `current_span` and `current_span_expanded` are never used [INFO] [stdout] --> src/state.rs:255:25 [INFO] [stdout] | [INFO] [stdout] 96 | impl State { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 255 | pub(crate) const fn current_span(&self) -> Span { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 262 | pub(crate) fn current_span_expanded(&self) -> ExpandedSpan { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/builtins/list.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | fn str_or_slice(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 23 | fn str_or_slice(&self) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `index_to_position` is never used [INFO] [stdout] --> src/parsing/positions.rs:101:8 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn index_to_position(text: &str, idx: usize) -> Position { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `current_span` and `current_span_expanded` are never used [INFO] [stdout] --> src/state.rs:255:25 [INFO] [stdout] | [INFO] [stdout] 96 | impl State { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 255 | pub(crate) const fn current_span(&self) -> Span { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 262 | pub(crate) fn current_span_expanded(&self) -> ExpandedSpan { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/builtins/list.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | fn str_or_slice(&self) -> Result { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 23 | fn str_or_slice(&self) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `Command { std: "docker" "inspect" "e41fa849f7a1b189338a0f33c7af39b586152aa86046c6f06394d9776d7c38bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e41fa849f7a1b189338a0f33c7af39b586152aa86046c6f06394d9776d7c38bb", kill_on_drop: false }` [INFO] [stdout] e41fa849f7a1b189338a0f33c7af39b586152aa86046c6f06394d9776d7c38bb