[INFO] cloning repository https://github.com/coruscateor/inc_dec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coruscateor/inc_dec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoruscateor%2Finc_dec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoruscateor%2Finc_dec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c058cf716b72e882743332949b65e96212abe06a
[INFO] checking coruscateor/inc_dec against 444dcce484c66c8d626806a8556be3b4d3ef381a for pr-160902
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoruscateor%2Finc_dec" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/coruscateor/inc_dec
[INFO] finished tweaking git repo https://github.com/coruscateor/inc_dec
[INFO] tweaked toml for git repo https://github.com/coruscateor/inc_dec written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/coruscateor/inc_dec on toolchain 444dcce484c66c8d626806a8556be3b4d3ef381a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/coruscateor/inc_dec 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" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7193f16d223a7c5fd89245d247cfc2628c7c8fe78a2a16cb0fe4c88e550cc7bb
[INFO] running `Command { std: "docker" "start" "7193f16d223a7c5fd89245d247cfc2628c7c8fe78a2a16cb0fe4c88e550cc7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7193f16d223a7c5fd89245d247cfc2628c7c8fe78a2a16cb0fe4c88e550cc7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7193f16d223a7c5fd89245d247cfc2628c7c8fe78a2a16cb0fe4c88e550cc7bb" "/opt/rustwide/cargo-home/bin/cargo" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7193f16d223a7c5fd89245d247cfc2628c7c8fe78a2a16cb0fe4c88e550cc7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7193f16d223a7c5fd89245d247cfc2628c7c8fe78a2a16cb0fe4c88e550cc7bb" "/opt/rustwide/cargo-home/bin/cargo" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking inc_dec v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `inc_dec_exts::*`
[INFO] [stdout]  --> src/lib.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use inc_dec_exts::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `macros::*`
[INFO] [stdout]   --> src/lib.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use macros::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `inc_dec_exts::*`
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use inc_dec_exts::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `inc_dec_exts::*`
[INFO] [stdout]  --> src/lib.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use inc_dec_exts::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `macros::*`
[INFO] [stdout]   --> src/lib.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use macros::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `inc_dec_exts::*`
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use inc_dec_exts::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "7193f16d223a7c5fd89245d247cfc2628c7c8fe78a2a16cb0fe4c88e550cc7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7193f16d223a7c5fd89245d247cfc2628c7c8fe78a2a16cb0fe4c88e550cc7bb", kill_on_drop: false }`
[INFO] [stdout] 7193f16d223a7c5fd89245d247cfc2628c7c8fe78a2a16cb0fe4c88e550cc7bb