[INFO] cloning repository https://github.com/kaedenwile/rust-cell [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaedenwile/rust-cell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaedenwile%2Frust-cell", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaedenwile%2Frust-cell'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5401d07220b69c8186fbbb95c5655637ab625a9d [INFO] checking kaedenwile/rust-cell against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaedenwile%2Frust-cell" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/kaedenwile/rust-cell [INFO] finished tweaking git repo https://github.com/kaedenwile/rust-cell [INFO] tweaked toml for git repo https://github.com/kaedenwile/rust-cell written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kaedenwile/rust-cell on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kaedenwile/rust-cell 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_termios v0.1.3 [INFO] [stderr] Downloaded numtoa v0.1.0 [INFO] [stderr] Downloaded termion v4.0.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ef21106a3ede5fbbb8bf5011503d81d99a534ac0c5ace7488ad11bd9d0afcf95 [INFO] running `Command { std: "docker" "start" "-a" "ef21106a3ede5fbbb8bf5011503d81d99a534ac0c5ace7488ad11bd9d0afcf95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef21106a3ede5fbbb8bf5011503d81d99a534ac0c5ace7488ad11bd9d0afcf95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef21106a3ede5fbbb8bf5011503d81d99a534ac0c5ace7488ad11bd9d0afcf95", kill_on_drop: false }` [INFO] [stdout] ef21106a3ede5fbbb8bf5011503d81d99a534ac0c5ace7488ad11bd9d0afcf95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86808b4f426e4935d391ca402416cd96e94c1dd7c38c952b3d76f676f5230a98 [INFO] running `Command { std: "docker" "start" "-a" "86808b4f426e4935d391ca402416cd96e94c1dd7c38c952b3d76f676f5230a98", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking termion v4.0.2 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking cell v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/screen.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let mut content = match state.mode { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UnaryOp` is never used [INFO] [stdout] --> src/compute/node.rs:84:10 [INFO] [stdout] | [INFO] [stdout] 84 | pub enum UnaryOp { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Function` is never used [INFO] [stdout] --> src/compute/node.rs:96:10 [INFO] [stdout] | [INFO] [stdout] 96 | pub enum Function { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `edit_at` is never used [INFO] [stdout] --> src/state.rs:66:12 [INFO] [stdout] | [INFO] [stdout] 18 | impl State { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 66 | pub fn edit_at(&mut self, (r, c): Address, f: F) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `with_alignment` is never used [INFO] [stdout] --> src/state.rs:229:12 [INFO] [stdout] | [INFO] [stdout] 216 | impl DisplayCell { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 229 | pub fn with_alignment(mut self, alignment: Alignment) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Right` is never constructed [INFO] [stdout] --> src/state.rs:238:5 [INFO] [stdout] | [INFO] [stdout] 236 | pub enum Alignment { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 237 | Left, [INFO] [stdout] 238 | Right, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Alignment` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/state.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | / &self.undo_stack.push(Action { [INFO] [stdout] 55 | | addr: (r, c), [INFO] [stdout] 56 | | previous_value, [INFO] [stdout] 57 | | new_value: self.edit_buffer.clone(), [INFO] [stdout] 58 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = &self.undo_stack.push(Action { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/state.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | &self.redo_stack.clear(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 59 | let _ = &self.redo_stack.clear(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/state.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | / &self.undo_stack.push(Action { [INFO] [stdout] 79 | | addr: (r, c), [INFO] [stdout] 80 | | previous_value, [INFO] [stdout] 81 | | new_value, [INFO] [stdout] 82 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = &self.undo_stack.push(Action { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/state.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | &self.redo_stack.clear(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 83 | let _ = &self.redo_stack.clear(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/window.rs:70:24 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn new(parent: &dyn Window, offset: (u16, u16), size: (u16, u16)) -> Frame { [INFO] [stdout] | ^^^^^^^^^^^ the lifetime is elided here ----- the same lifetime is hidden 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] 70 | pub fn new(parent: &dyn Window, offset: (u16, u16), size: (u16, u16)) -> Frame<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/screen.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let mut content = match state.mode { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UnaryOp` is never used [INFO] [stdout] --> src/compute/node.rs:84:10 [INFO] [stdout] | [INFO] [stdout] 84 | pub enum UnaryOp { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Function` is never used [INFO] [stdout] --> src/compute/node.rs:96:10 [INFO] [stdout] | [INFO] [stdout] 96 | pub enum Function { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `edit_at` is never used [INFO] [stdout] --> src/state.rs:66:12 [INFO] [stdout] | [INFO] [stdout] 18 | impl State { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 66 | pub fn edit_at(&mut self, (r, c): Address, f: F) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `with_alignment` is never used [INFO] [stdout] --> src/state.rs:229:12 [INFO] [stdout] | [INFO] [stdout] 216 | impl DisplayCell { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 229 | pub fn with_alignment(mut self, alignment: Alignment) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Right` is never constructed [INFO] [stdout] --> src/state.rs:238:5 [INFO] [stdout] | [INFO] [stdout] 236 | pub enum Alignment { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 237 | Left, [INFO] [stdout] 238 | Right, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Alignment` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/state.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | / &self.undo_stack.push(Action { [INFO] [stdout] 55 | | addr: (r, c), [INFO] [stdout] 56 | | previous_value, [INFO] [stdout] 57 | | new_value: self.edit_buffer.clone(), [INFO] [stdout] 58 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = &self.undo_stack.push(Action { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/state.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | &self.redo_stack.clear(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 59 | let _ = &self.redo_stack.clear(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/state.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | / &self.undo_stack.push(Action { [INFO] [stdout] 79 | | addr: (r, c), [INFO] [stdout] 80 | | previous_value, [INFO] [stdout] 81 | | new_value, [INFO] [stdout] 82 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = &self.undo_stack.push(Action { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/state.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | &self.redo_stack.clear(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 83 | let _ = &self.redo_stack.clear(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/window.rs:70:24 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn new(parent: &dyn Window, offset: (u16, u16), size: (u16, u16)) -> Frame { [INFO] [stdout] | ^^^^^^^^^^^ the lifetime is elided here ----- the same lifetime is hidden 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] 70 | pub fn new(parent: &dyn Window, offset: (u16, u16), size: (u16, u16)) -> Frame<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.32s [INFO] running `Command { std: "docker" "inspect" "86808b4f426e4935d391ca402416cd96e94c1dd7c38c952b3d76f676f5230a98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86808b4f426e4935d391ca402416cd96e94c1dd7c38c952b3d76f676f5230a98", kill_on_drop: false }` [INFO] [stdout] 86808b4f426e4935d391ca402416cd96e94c1dd7c38c952b3d76f676f5230a98