[INFO] cloning repository https://github.com/hobbsbros/hobbs-os [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hobbsbros/hobbs-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobbsbros%2Fhobbs-os", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobbsbros%2Fhobbs-os'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e6bcc0563e3a6a8eb981b38e56c2dd782b04d8c0 [INFO] checking hobbsbros/hobbs-os against master#4e1f5d90bca45207605a88e39b1f76abcdb85d2f for pr-123962 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobbsbros%2Fhobbs-os" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hobbsbros/hobbs-os on toolchain 4e1f5d90bca45207605a88e39b1f76abcdb85d2f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hobbsbros/hobbs-os [INFO] finished tweaking git repo https://github.com/hobbsbros/hobbs-os [INFO] tweaked toml for git repo https://github.com/hobbsbros/hobbs-os written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/hobbsbros/hobbs-os 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" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking hobbsbros/hobbs-os against try#035f40fb95ac1c79b50f07e65650460f3d11e207 for pr-123962 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobbsbros%2Fhobbs-os" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hobbsbros/hobbs-os on toolchain 035f40fb95ac1c79b50f07e65650460f3d11e207 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035f40fb95ac1c79b50f07e65650460f3d11e207" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hobbsbros/hobbs-os [INFO] finished tweaking git repo https://github.com/hobbsbros/hobbs-os [INFO] tweaked toml for git repo https://github.com/hobbsbros/hobbs-os written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/hobbsbros/hobbs-os 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" "+035f40fb95ac1c79b50f07e65650460f3d11e207" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+035f40fb95ac1c79b50f07e65650460f3d11e207" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d657139c914debd0194a85877e43167280efc0a8c2fd79f38542ab07c6306019 [INFO] running `Command { std: "docker" "start" "-a" "d657139c914debd0194a85877e43167280efc0a8c2fd79f38542ab07c6306019", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d657139c914debd0194a85877e43167280efc0a8c2fd79f38542ab07c6306019", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d657139c914debd0194a85877e43167280efc0a8c2fd79f38542ab07c6306019", kill_on_drop: false }` [INFO] [stdout] d657139c914debd0194a85877e43167280efc0a8c2fd79f38542ab07c6306019 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+035f40fb95ac1c79b50f07e65650460f3d11e207" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93b17b262f3047364cd3ecc5d34c700abeda2d80c2d95059bd708214473ca250 [INFO] running `Command { std: "docker" "start" "-a" "93b17b262f3047364cd3ecc5d34c700abeda2d80c2d95059bd708214473ca250", kill_on_drop: false }` [INFO] [stderr] Checking hobbs-os v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/inode.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 31 | todo!(); [INFO] [stdout] | ------- any code following this expression is unreachable [INFO] [stdout] 32 | [INFO] [stdout] 33 | output [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/inode.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 31 | todo!(); [INFO] [stdout] | ------- any code following this expression is unreachable [INFO] [stdout] 32 | [INFO] [stdout] 33 | output [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/inode.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | let mut output = [0; INODE_SIZE]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/inode.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | let mut output = [0; INODE_SIZE]; [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: struct `Block` is never constructed [INFO] [stdout] --> src/block.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Block { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `INODE_SIZE` is never used [INFO] [stdout] --> src/inode.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const INODE_SIZE: usize = MAX_FILENAME_LENGTH + POINTER_SIZE * MAX_POINTERS; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Inode` is never constructed [INFO] [stdout] --> src/inode.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Inode { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `to_bytes` are never used [INFO] [stdout] --> src/inode.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 18 | impl Inode { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 19 | /// Constructs a new inode. [INFO] [stdout] 20 | pub fn new(name: [char; MAX_FILENAME_LENGTH], pointers: [Option; MAX_POINTERS]) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn to_bytes(&self) -> [Byte; INODE_SIZE] { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/inode.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | let mut output = [0; INODE_SIZE]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/inode.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | let mut output = [0; INODE_SIZE]; [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: struct `Block` is never constructed [INFO] [stdout] --> src/block.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Block { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `INODE_SIZE` is never used [INFO] [stdout] --> src/inode.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const INODE_SIZE: usize = MAX_FILENAME_LENGTH + POINTER_SIZE * MAX_POINTERS; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Inode` is never constructed [INFO] [stdout] --> src/inode.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Inode { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `to_bytes` are never used [INFO] [stdout] --> src/inode.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 18 | impl Inode { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 19 | /// Constructs a new inode. [INFO] [stdout] 20 | pub fn new(name: [char; MAX_FILENAME_LENGTH], pointers: [Option; MAX_POINTERS]) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn to_bytes(&self) -> [Byte; INODE_SIZE] { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] running `Command { std: "docker" "inspect" "93b17b262f3047364cd3ecc5d34c700abeda2d80c2d95059bd708214473ca250", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93b17b262f3047364cd3ecc5d34c700abeda2d80c2d95059bd708214473ca250", kill_on_drop: false }` [INFO] [stdout] 93b17b262f3047364cd3ecc5d34c700abeda2d80c2d95059bd708214473ca250