[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] 5ab9d396991586b337999d8a96b127c7fa42b1ca [INFO] testing luctius/hd44780_menu against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluctius%2Fhd44780_menu" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luctius/hd44780_menu on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-4/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: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/luctius/hd44780-driver.git` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded heapless v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d14a0011ca926bffb20980d08fa357a9dbfbba2f565e56b07420ba789c66db9b [INFO] running `Command { std: "docker" "start" "-a" "d14a0011ca926bffb20980d08fa357a9dbfbba2f565e56b07420ba789c66db9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d14a0011ca926bffb20980d08fa357a9dbfbba2f565e56b07420ba789c66db9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d14a0011ca926bffb20980d08fa357a9dbfbba2f565e56b07420ba789c66db9b", kill_on_drop: false }` [INFO] [stdout] d14a0011ca926bffb20980d08fa357a9dbfbba2f565e56b07420ba789c66db9b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72612ed2402dffa27b258ce33ef05cfadcf6dedf2375cc16de9d681edad86b73 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "72612ed2402dffa27b258ce33ef05cfadcf6dedf2375cc16de9d681edad86b73", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling heapless v0.5.1 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling nb v0.1.2 [INFO] [stderr] Compiling embedded-hal v0.2.3 [INFO] [stderr] Compiling hd44780-driver v0.3.0 (https://github.com/luctius/hd44780-driver.git?branch=master#b0e9b10d) [INFO] [stderr] Compiling hash32 v0.1.0 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling generic-array v0.13.2 [INFO] [stderr] Compiling as-slice v0.1.0 [INFO] [stderr] Compiling 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 `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: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_max_idx` instead [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] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.89s [INFO] running `Command { std: "docker" "inspect" "72612ed2402dffa27b258ce33ef05cfadcf6dedf2375cc16de9d681edad86b73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72612ed2402dffa27b258ce33ef05cfadcf6dedf2375cc16de9d681edad86b73", kill_on_drop: false }` [INFO] [stdout] 72612ed2402dffa27b258ce33ef05cfadcf6dedf2375cc16de9d681edad86b73 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84774dd42d0eb12b6dd200c2ca56868ff15514f267c2ca061d78abb6b8c09be5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "84774dd42d0eb12b6dd200c2ca56868ff15514f267c2ca061d78abb6b8c09be5", kill_on_drop: false }` [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 `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: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_max_idx` instead [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] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling 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 `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: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_max_idx` instead [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] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "84774dd42d0eb12b6dd200c2ca56868ff15514f267c2ca061d78abb6b8c09be5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84774dd42d0eb12b6dd200c2ca56868ff15514f267c2ca061d78abb6b8c09be5", kill_on_drop: false }` [INFO] [stdout] 84774dd42d0eb12b6dd200c2ca56868ff15514f267c2ca061d78abb6b8c09be5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3f301b75c765a4f831a2a2a020d9b228ffbfc8b8f03b8f229201af970015e42e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3f301b75c765a4f831a2a2a020d9b228ffbfc8b8f03b8f229201af970015e42e", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `consts::U18` [INFO] [stderr] --> src/lib.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | consts::U18, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `max_idx` is assigned to, but never used [INFO] [stderr] --> src/lib.rs:391:33 [INFO] [stderr] | [INFO] [stderr] 391 | let mut max_idx = 0; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_max_idx` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `max_idx` is never read [INFO] [stderr] --> src/lib.rs:398:29 [INFO] [stderr] | [INFO] [stderr] 398 | ... max_idx = r; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:260:39 [INFO] [stderr] | [INFO] [stderr] 260 | MenuState::BrowseMenus(r, mut idx) => { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `hd44780-menu` (lib) generated 4 warnings [INFO] [stderr] warning: `hd44780-menu` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hd44780_menu-d4a8ee9234dc0da6) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests hd44780-menu [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] [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" "3f301b75c765a4f831a2a2a020d9b228ffbfc8b8f03b8f229201af970015e42e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f301b75c765a4f831a2a2a020d9b228ffbfc8b8f03b8f229201af970015e42e", kill_on_drop: false }` [INFO] [stdout] 3f301b75c765a4f831a2a2a020d9b228ffbfc8b8f03b8f229201af970015e42e