[INFO] fetching crate hd44780_menu 0.1.1... [INFO] testing hd44780_menu-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate hd44780_menu 0.1.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate hd44780_menu 0.1.1 [INFO] finished tweaking crates.io crate hd44780_menu 0.1.1 [INFO] tweaked toml for crates.io crate hd44780_menu 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate hd44780_menu 0.1.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55e2337f10fb240a8ad65310cce0f55a21a449286e9b0c39740f601801fe1f4c [INFO] running `Command { std: "docker" "start" "-a" "55e2337f10fb240a8ad65310cce0f55a21a449286e9b0c39740f601801fe1f4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55e2337f10fb240a8ad65310cce0f55a21a449286e9b0c39740f601801fe1f4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55e2337f10fb240a8ad65310cce0f55a21a449286e9b0c39740f601801fe1f4c", kill_on_drop: false }` [INFO] [stdout] 55e2337f10fb240a8ad65310cce0f55a21a449286e9b0c39740f601801fe1f4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e7518579e5c94e4f27d8c599a5a2ee694c633ba05db58ec18e35e4d5534bfae [INFO] running `Command { std: "docker" "start" "-a" "7e7518579e5c94e4f27d8c599a5a2ee694c633ba05db58ec18e35e4d5534bfae", kill_on_drop: false }` [INFO] [stderr] Compiling hd44780_menu v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:146:13 [INFO] [stdout] | [INFO] [stdout] 146 | let mut c = &mut self.context[self.index]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `visible_end` is never read [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct Context<'a, A> [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 40 | visible_end: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "7e7518579e5c94e4f27d8c599a5a2ee694c633ba05db58ec18e35e4d5534bfae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e7518579e5c94e4f27d8c599a5a2ee694c633ba05db58ec18e35e4d5534bfae", kill_on_drop: false }` [INFO] [stdout] 7e7518579e5c94e4f27d8c599a5a2ee694c633ba05db58ec18e35e4d5534bfae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 00e1bd32ee31b63df2a3e08cdb1247bf8e48af016d2acdcd53b137516c8dbdde [INFO] running `Command { std: "docker" "start" "-a" "00e1bd32ee31b63df2a3e08cdb1247bf8e48af016d2acdcd53b137516c8dbdde", kill_on_drop: false }` [INFO] [stderr] Compiling hd44780_menu v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:146:13 [INFO] [stdout] | [INFO] [stdout] 146 | let mut c = &mut self.context[self.index]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `visible_end` is never read [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct Context<'a, A> [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 40 | visible_end: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has derived impls for the traits `Clone` and `Debug`, but these are 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: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:146:13 [INFO] [stdout] | [INFO] [stdout] 146 | let mut c = &mut self.context[self.index]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `visible_end` is never read [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct Context<'a, A> [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 40 | visible_end: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has derived impls for the traits `Clone` and `Debug`, but these are 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: variant `ActionA` is never constructed [INFO] [stdout] --> src/lib.rs:219:9 [INFO] [stdout] | [INFO] [stdout] 218 | enum Actions { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 219 | ActionA, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Actions` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "00e1bd32ee31b63df2a3e08cdb1247bf8e48af016d2acdcd53b137516c8dbdde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00e1bd32ee31b63df2a3e08cdb1247bf8e48af016d2acdcd53b137516c8dbdde", kill_on_drop: false }` [INFO] [stdout] 00e1bd32ee31b63df2a3e08cdb1247bf8e48af016d2acdcd53b137516c8dbdde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0b84c9c0b597ab8f269a9fdb532084e32ab550e3ab18680deb23d537e0fc90df [INFO] running `Command { std: "docker" "start" "-a" "0b84c9c0b597ab8f269a9fdb532084e32ab550e3ab18680deb23d537e0fc90df", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:146:13 [INFO] [stderr] | [INFO] [stderr] 146 | let mut c = &mut self.context[self.index]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `visible_end` is never read [INFO] [stderr] --> src/lib.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 34 | pub struct Context<'a, A> [INFO] [stderr] | ------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 40 | visible_end: usize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Context` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `hd44780_menu` (lib) generated 2 warnings (run `cargo fix --lib -p hd44780_menu` to apply 1 suggestion) [INFO] [stderr] warning: variant `ActionA` is never constructed [INFO] [stderr] --> src/lib.rs:219:9 [INFO] [stderr] | [INFO] [stderr] 218 | enum Actions { [INFO] [stderr] | ------- variant in this enum [INFO] [stderr] 219 | ActionA, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Actions` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `hd44780_menu` (lib test) generated 3 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hd44780_menu-6dbf3f646c8d8e4d) [INFO] [stderr] Doc-tests hd44780_menu [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::test_new ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0b84c9c0b597ab8f269a9fdb532084e32ab550e3ab18680deb23d537e0fc90df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b84c9c0b597ab8f269a9fdb532084e32ab550e3ab18680deb23d537e0fc90df", kill_on_drop: false }` [INFO] [stdout] 0b84c9c0b597ab8f269a9fdb532084e32ab550e3ab18680deb23d537e0fc90df