[INFO] cloning repository https://github.com/pixperk/int_mut [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pixperk/int_mut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixperk%2Fint_mut", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixperk%2Fint_mut'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d487490c33cd066f1461aed957087e7950c6b1d9 [INFO] checking pixperk/int_mut against master#cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd for pr-145463 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixperk%2Fint_mut" "/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/pixperk/int_mut [INFO] finished tweaking git repo https://github.com/pixperk/int_mut [INFO] tweaked toml for git repo https://github.com/pixperk/int_mut written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/pixperk/int_mut on toolchain cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/pixperk/int_mut 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" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a158a4d0f8850e7d2abc3c48a80b38d2c2d052fd6a5f50021e09c6c1b2e5da4 [INFO] running `Command { std: "docker" "start" "-a" "5a158a4d0f8850e7d2abc3c48a80b38d2c2d052fd6a5f50021e09c6c1b2e5da4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a158a4d0f8850e7d2abc3c48a80b38d2c2d052fd6a5f50021e09c6c1b2e5da4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a158a4d0f8850e7d2abc3c48a80b38d2c2d052fd6a5f50021e09c6c1b2e5da4", kill_on_drop: false }` [INFO] [stdout] 5a158a4d0f8850e7d2abc3c48a80b38d2c2d052fd6a5f50021e09c6c1b2e5da4 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 295aa6a2553554f8670f46cc658cfc28e3d6871ddf505ba13d2a0ba8e7bbe181 [INFO] running `Command { std: "docker" "start" "-a" "295aa6a2553554f8670f46cc658cfc28e3d6871ddf505ba13d2a0ba8e7bbe181", kill_on_drop: false }` [INFO] [stderr] Checking int_mut v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Cell` is never constructed [INFO] [stdout] --> src/cell.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Cell{ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `set`, and `get` are never used [INFO] [stdout] --> src/cell.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Cell { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(value :T ) -> Self{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn set(&self, value : T){ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn get(&self)->T [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `RefState` is never used [INFO] [stdout] --> src/refcell.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum RefState { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RefCell` is never constructed [INFO] [stdout] --> src/refcell.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct RefCell { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `borrow`, and `borrow_mut` are never used [INFO] [stdout] --> src/refcell.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl RefCell { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 17 | pub fn new(value: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn borrow(&self) -> Option> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn borrow_mut(&self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Ref` is never constructed [INFO] [stdout] --> src/refcell.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct Ref<'refcell, T> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RefMut` is never constructed [INFO] [stdout] --> src/refcell.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 77 | pub struct RefMut<'refcell, T> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RcInner` is never constructed [INFO] [stdout] --> src/rc.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct RcInner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Rc` is never constructed [INFO] [stdout] --> src/rc.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Rc { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/rc.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Rc { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 16 | pub fn new(v: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cell` is never constructed [INFO] [stdout] --> src/cell.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Cell{ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `set`, and `get` are never used [INFO] [stdout] --> src/cell.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Cell { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(value :T ) -> Self{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn set(&self, value : T){ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn get(&self)->T [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `RefState` is never used [INFO] [stdout] --> src/refcell.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum RefState { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RefCell` is never constructed [INFO] [stdout] --> src/refcell.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct RefCell { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `borrow`, and `borrow_mut` are never used [INFO] [stdout] --> src/refcell.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl RefCell { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 17 | pub fn new(value: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn borrow(&self) -> Option> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn borrow_mut(&self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Ref` is never constructed [INFO] [stdout] --> src/refcell.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct Ref<'refcell, T> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RefMut` is never constructed [INFO] [stdout] --> src/refcell.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 77 | pub struct RefMut<'refcell, T> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RcInner` is never constructed [INFO] [stdout] --> src/rc.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct RcInner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Rc` is never constructed [INFO] [stdout] --> src/rc.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Rc { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/rc.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Rc { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 16 | pub fn new(v: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "295aa6a2553554f8670f46cc658cfc28e3d6871ddf505ba13d2a0ba8e7bbe181", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "295aa6a2553554f8670f46cc658cfc28e3d6871ddf505ba13d2a0ba8e7bbe181", kill_on_drop: false }` [INFO] [stdout] 295aa6a2553554f8670f46cc658cfc28e3d6871ddf505ba13d2a0ba8e7bbe181