[INFO] cloning repository https://github.com/IsNeron/cfs-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IsNeron/cfs-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsNeron%2Fcfs-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsNeron%2Fcfs-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88931bbb91b8176fe8883b6d8f7cbe9dae0030fe
[INFO] checking IsNeron/cfs-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsNeron%2Fcfs-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/IsNeron/cfs-rs
[INFO] finished tweaking git repo https://github.com/IsNeron/cfs-rs
[INFO] tweaked toml for git repo https://github.com/IsNeron/cfs-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/IsNeron/cfs-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/IsNeron/cfs-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking IsNeron/cfs-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsNeron%2Fcfs-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/IsNeron/cfs-rs
[INFO] finished tweaking git repo https://github.com/IsNeron/cfs-rs
[INFO] tweaked toml for git repo https://github.com/IsNeron/cfs-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/IsNeron/cfs-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/IsNeron/cfs-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray v0.16.1
[INFO] [stderr]   Downloaded rustfft v6.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56cc0f4ef821c118fca020da8c3ab5dbac5bacac67e4ab34e79e9fa16b5b1a8a
[INFO] running `Command { std: "docker" "start" "-a" "56cc0f4ef821c118fca020da8c3ab5dbac5bacac67e4ab34e79e9fa16b5b1a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56cc0f4ef821c118fca020da8c3ab5dbac5bacac67e4ab34e79e9fa16b5b1a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56cc0f4ef821c118fca020da8c3ab5dbac5bacac67e4ab34e79e9fa16b5b1a8a", kill_on_drop: false }`
[INFO] [stdout] 56cc0f4ef821c118fca020da8c3ab5dbac5bacac67e4ab34e79e9fa16b5b1a8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72702a584a4dea4cecc8f6e730481bc5225683322ae64e7408cd0a9eb01669f5
[INFO] running `Command { std: "docker" "start" "-a" "72702a584a4dea4cecc8f6e730481bc5225683322ae64e7408cd0a9eb01669f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking primal-check v0.3.4
[INFO] [stderr]     Checking rustfft v6.4.1
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]     Checking cfs_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Y`, `Z`, and `Diagonal` are never constructed
[INFO] [stdout]  --> src/core/directions.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Direction {
[INFO] [stdout]   |          --------- variants in this enum
[INFO] [stdout] 5 |     X,
[INFO] [stdout] 6 |     Y,
[INFO] [stdout]   |     ^
[INFO] [stdout] 7 |     Z,
[INFO] [stdout]   |     ^
[INFO] [stdout] 8 |     Diagonal,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Direction` 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: variants `Y`, `Z`, and `Diagonal` are never constructed
[INFO] [stdout]  --> src/core/directions.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Direction {
[INFO] [stdout]   |          --------- variants in this enum
[INFO] [stdout] 5 |     X,
[INFO] [stdout] 6 |     Y,
[INFO] [stdout]   |     ^
[INFO] [stdout] 7 |     Z,
[INFO] [stdout]   |     ^
[INFO] [stdout] 8 |     Diagonal,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Direction` 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 `NonPeriodic` is never constructed
[INFO] [stdout]   --> src/core/directions.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Mode {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 13 |     Periodic,
[INFO] [stdout] 14 |     NonPeriodic,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NonPeriodic` is never constructed
[INFO] [stdout]   --> src/core/directions.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Mode {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 13 |     Periodic,
[INFO] [stdout] 14 |     NonPeriodic,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` 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 `dev` profile [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "72702a584a4dea4cecc8f6e730481bc5225683322ae64e7408cd0a9eb01669f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72702a584a4dea4cecc8f6e730481bc5225683322ae64e7408cd0a9eb01669f5", kill_on_drop: false }`
[INFO] [stdout] 72702a584a4dea4cecc8f6e730481bc5225683322ae64e7408cd0a9eb01669f5