[INFO] cloning repository https://github.com/crftd/cidr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crftd/cidr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrftd%2Fcidr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrftd%2Fcidr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0940243c91afe7607b6590e8ee6bc9cf5975288b
[INFO] checking crftd/cidr against master#a932eb36f8adf6c8cdfc450f063943da3112d621 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrftd%2Fcidr" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/crftd/cidr on toolchain a932eb36f8adf6c8cdfc450f063943da3112d621
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/crftd/cidr
[INFO] finished tweaking git repo https://github.com/crftd/cidr
[INFO] tweaked toml for git repo https://github.com/crftd/cidr written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/crftd/cidr 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" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 969940acfd6c0d38fd61a45d24bcf0b6c8ff1e71e4c487f0910a807a567de961
[INFO] running `Command { std: "docker" "start" "-a" "969940acfd6c0d38fd61a45d24bcf0b6c8ff1e71e4c487f0910a807a567de961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "969940acfd6c0d38fd61a45d24bcf0b6c8ff1e71e4c487f0910a807a567de961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969940acfd6c0d38fd61a45d24bcf0b6c8ff1e71e4c487f0910a807a567de961", kill_on_drop: false }`
[INFO] [stdout] 969940acfd6c0d38fd61a45d24bcf0b6c8ff1e71e4c487f0910a807a567de961
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4914739493f2ae2aa4e0dfd3b44a3db0ab2184410864a5603980c9aeff6c1b7e
[INFO] running `Command { std: "docker" "start" "-a" "4914739493f2ae2aa4e0dfd3b44a3db0ab2184410864a5603980c9aeff6c1b7e", kill_on_drop: false }`
[INFO] [stderr]     Checking cidr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `DIGIT_AMOUNT` is never used
[INFO] [stdout]  --> src/core/ip.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     const DIGIT_AMOUNT: usize = 8;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Address` is never constructed
[INFO] [stdout]  --> src/core/ip.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub struct Address;
[INFO] [stdout]   |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IP` is never used
[INFO] [stdout]  --> src/core/ip.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub trait IP {
[INFO] [stdout]   |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "4914739493f2ae2aa4e0dfd3b44a3db0ab2184410864a5603980c9aeff6c1b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4914739493f2ae2aa4e0dfd3b44a3db0ab2184410864a5603980c9aeff6c1b7e", kill_on_drop: false }`
[INFO] [stdout] 4914739493f2ae2aa4e0dfd3b44a3db0ab2184410864a5603980c9aeff6c1b7e