[INFO] cloning repository https://github.com/luctius/hd44780_menu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luctius/hd44780_menu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluctius%2Fhd44780_menu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluctius%2Fhd44780_menu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f9a98125809f4168c9ef5d3552108e983d37c73f [INFO] checking luctius/hd44780_menu against master#b92758a9aef1cef7b79e2b72c3d8ba113e547f89 for pr-124305-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluctius%2Fhd44780_menu" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luctius/hd44780_menu on toolchain b92758a9aef1cef7b79e2b72c3d8ba113e547f89 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/luctius/hd44780_menu [INFO] finished tweaking git repo https://github.com/luctius/hd44780_menu [INFO] tweaked toml for git repo https://github.com/luctius/hd44780_menu written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/luctius/hd44780_menu 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" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/luctius/hd44780-driver.git` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded generic-array v0.14.6 [INFO] [stderr] Downloaded hash32 v0.1.0 [INFO] [stderr] Downloaded stable_deref_trait v1.1.1 [INFO] [stderr] Downloaded byteorder v1.3.2 [INFO] [stderr] Downloaded as-slice v0.1.5 [INFO] [stderr] Downloaded void v1.0.2 [INFO] [stderr] Downloaded typenum v1.15.0 [INFO] [stderr] Downloaded generic-array v0.13.3 [INFO] [stderr] Downloaded nb v0.1.2 [INFO] [stderr] Downloaded embedded-hal v0.2.3 [INFO] [stderr] Downloaded generic-array v0.12.4 [INFO] [stderr] Downloaded heapless v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4558cb551adc021a232ed146fbc2d961a4081362a40a564ef3b067dd40bddc62 [INFO] running `Command { std: "docker" "start" "-a" "4558cb551adc021a232ed146fbc2d961a4081362a40a564ef3b067dd40bddc62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4558cb551adc021a232ed146fbc2d961a4081362a40a564ef3b067dd40bddc62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4558cb551adc021a232ed146fbc2d961a4081362a40a564ef3b067dd40bddc62", kill_on_drop: false }` [INFO] [stdout] 4558cb551adc021a232ed146fbc2d961a4081362a40a564ef3b067dd40bddc62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 659c5016f9b49b9130e457e409388f4149afbc1c3b1d2e843631e6ad68b6301e [INFO] running `Command { std: "docker" "start" "-a" "659c5016f9b49b9130e457e409388f4149afbc1c3b1d2e843631e6ad68b6301e", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling heapless v0.6.1 [INFO] [stderr] Checking nb v0.1.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking embedded-hal v0.2.3 [INFO] [stderr] Checking hd44780-driver v0.3.0 (https://github.com/luctius/hd44780-driver.git?branch=master#b0e9b10d) [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Checking hash32 v0.1.0 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking hd44780-menu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `consts::U18` [INFO] [stdout] --> src/lib.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | consts::U18, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:260:39 [INFO] [stdout] | [INFO] [stdout] 260 | MenuState::BrowseMenus(r, mut idx) => { [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: variable `max_idx` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:391:33 [INFO] [stdout] | [INFO] [stdout] 391 | let mut max_idx = 0; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_max_idx` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `max_idx` is never read [INFO] [stdout] --> src/lib.rs:398:29 [INFO] [stdout] | [INFO] [stdout] 398 | ... max_idx = r; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `consts::U18` [INFO] [stdout] --> src/lib.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | consts::U18, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:260:39 [INFO] [stdout] | [INFO] [stdout] 260 | MenuState::BrowseMenus(r, mut idx) => { [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: variable `max_idx` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:391:33 [INFO] [stdout] | [INFO] [stdout] 391 | let mut max_idx = 0; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_max_idx` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `max_idx` is never read [INFO] [stdout] --> src/lib.rs:398:29 [INFO] [stdout] | [INFO] [stdout] 398 | ... max_idx = r; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.82s [INFO] running `Command { std: "docker" "inspect" "659c5016f9b49b9130e457e409388f4149afbc1c3b1d2e843631e6ad68b6301e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "659c5016f9b49b9130e457e409388f4149afbc1c3b1d2e843631e6ad68b6301e", kill_on_drop: false }` [INFO] [stdout] 659c5016f9b49b9130e457e409388f4149afbc1c3b1d2e843631e6ad68b6301e [INFO] checking luctius/hd44780_menu against try#c1a4c206c24587a392f3bf286bc2e2a61502d44b for pr-124305-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluctius%2Fhd44780_menu" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luctius/hd44780_menu on toolchain c1a4c206c24587a392f3bf286bc2e2a61502d44b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/luctius/hd44780_menu [INFO] finished tweaking git repo https://github.com/luctius/hd44780_menu [INFO] tweaked toml for git repo https://github.com/luctius/hd44780_menu written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/luctius/hd44780_menu 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" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 91eb9bb9121b711010de1b86c630d43bf05a873b0879c97f7f997d608794c0b1 [INFO] running `Command { std: "docker" "start" "-a" "91eb9bb9121b711010de1b86c630d43bf05a873b0879c97f7f997d608794c0b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "91eb9bb9121b711010de1b86c630d43bf05a873b0879c97f7f997d608794c0b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91eb9bb9121b711010de1b86c630d43bf05a873b0879c97f7f997d608794c0b1", kill_on_drop: false }` [INFO] [stdout] 91eb9bb9121b711010de1b86c630d43bf05a873b0879c97f7f997d608794c0b1 [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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4e753a2ce63521822f1e3c07eb8719e79be03a3f7abce04f7728a50db2692ee [INFO] running `Command { std: "docker" "start" "-a" "f4e753a2ce63521822f1e3c07eb8719e79be03a3f7abce04f7728a50db2692ee", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking nb v0.1.2 [INFO] [stderr] Compiling heapless v0.6.1 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking embedded-hal v0.2.3 [INFO] [stderr] Checking hd44780-driver v0.3.0 (https://github.com/luctius/hd44780-driver.git?branch=master#b0e9b10d) [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Checking hash32 v0.1.0 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking hd44780-menu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `consts::U18` [INFO] [stdout] --> src/lib.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | consts::U18, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `consts::U18` [INFO] [stdout] --> src/lib.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | consts::U18, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:260:39 [INFO] [stdout] | [INFO] [stdout] 260 | MenuState::BrowseMenus(r, mut idx) => { [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: variable `max_idx` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:391:33 [INFO] [stdout] | [INFO] [stdout] 391 | let mut max_idx = 0; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_max_idx` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `max_idx` is never read [INFO] [stdout] --> src/lib.rs:398:29 [INFO] [stdout] | [INFO] [stdout] 398 | ... max_idx = r; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:260:39 [INFO] [stdout] | [INFO] [stdout] 260 | MenuState::BrowseMenus(r, mut idx) => { [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: variable `max_idx` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:391:33 [INFO] [stdout] | [INFO] [stdout] 391 | let mut max_idx = 0; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_max_idx` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `max_idx` is never read [INFO] [stdout] --> src/lib.rs:398:29 [INFO] [stdout] | [INFO] [stdout] 398 | ... max_idx = r; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.32s [INFO] running `Command { std: "docker" "inspect" "f4e753a2ce63521822f1e3c07eb8719e79be03a3f7abce04f7728a50db2692ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4e753a2ce63521822f1e3c07eb8719e79be03a3f7abce04f7728a50db2692ee", kill_on_drop: false }` [INFO] [stdout] f4e753a2ce63521822f1e3c07eb8719e79be03a3f7abce04f7728a50db2692ee