[INFO] fetching crate dual_balanced_ternary 0.1.0-a8...
[INFO] checking dual_balanced_ternary-0.1.0-a8 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate dual_balanced_ternary 0.1.0-a8 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate dual_balanced_ternary 0.1.0-a8 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dual_balanced_ternary 0.1.0-a8
[INFO] finished tweaking crates.io crate dual_balanced_ternary 0.1.0-a8
[INFO] tweaked toml for crates.io crate dual_balanced_ternary 0.1.0-a8 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate dual_balanced_ternary 0.1.0-a8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c72ec9f519fc2ded554438ca5871357dcd00913a36d01d0ce8502c456bdf200f
[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" "c72ec9f519fc2ded554438ca5871357dcd00913a36d01d0ce8502c456bdf200f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c72ec9f519fc2ded554438ca5871357dcd00913a36d01d0ce8502c456bdf200f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72ec9f519fc2ded554438ca5871357dcd00913a36d01d0ce8502c456bdf200f", kill_on_drop: false }`
[INFO] [stdout] c72ec9f519fc2ded554438ca5871357dcd00913a36d01d0ce8502c456bdf200f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dc04928b255cac76a03c3e820f781a88177140f1164b80d33626206f76d924e
[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" "3dc04928b255cac76a03c3e820f781a88177140f1164b80d33626206f76d924e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking dual_balanced_ternary v0.1.0-a8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `dual_balanced_ternary::complex::ComplextXy`
[INFO] [stdout]  --> tests/buffer_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dual_balanced_ternary::complex::ComplextXy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `create_dual_balanced_ternary_from_pair`
[INFO] [stdout]  --> tests/buffer_test.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   create_dual_balanced_ternary_from_pair, ternary, DualBalancedTernary, DualBalancedTernaryDigit::*,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dual_balanced_ternary::complex::ComplextXy`
[INFO] [stdout]  --> tests/digit_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dual_balanced_ternary::complex::ComplextXy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `create_dual_balanced_ternary_from_pair`
[INFO] [stdout]  --> tests/digit_test.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   create_dual_balanced_ternary_from_pair, dbt_digits, ternary, DualBalancedTernaryDigit::*,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "3dc04928b255cac76a03c3e820f781a88177140f1164b80d33626206f76d924e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc04928b255cac76a03c3e820f781a88177140f1164b80d33626206f76d924e", kill_on_drop: false }`
[INFO] [stdout] 3dc04928b255cac76a03c3e820f781a88177140f1164b80d33626206f76d924e