[INFO] cloning repository Skirmisher/batt-post
[INFO] running `"git" "clone" "--bare" "git://github.com/Skirmisher/batt-post.git" "work/cache/sources/gh/Skirmisher/batt-post"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Skirmisher/batt-post'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Skirmisher/batt-post" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Skirmisher/batt-post"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Skirmisher/batt-post'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Skirmisher/batt-post" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Skirmisher/batt-post"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Skirmisher/batt-post'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 77f4d1d9a566e12c6a9b2e566aae1d70a10ee314
[INFO] sha for GitHub repo Skirmisher/batt-post: 77f4d1d9a566e12c6a9b2e566aae1d70a10ee314
[INFO] validating manifest of Skirmisher/batt-post on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Skirmisher/batt-post on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Skirmisher/batt-post
[INFO] finished frobbing Skirmisher/batt-post
[INFO] frobbed toml for Skirmisher/batt-post written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Skirmisher/batt-post/Cargo.toml
[INFO] started frobbing Skirmisher/batt-post
[INFO] finished frobbing Skirmisher/batt-post
[INFO] frobbed toml for Skirmisher/batt-post written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Skirmisher/batt-post/Cargo.toml
[INFO] crate Skirmisher/batt-post already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded battery v0.7.1
[INFO] [stderr]   Downloaded multisock v0.1.0
[INFO] [stderr]   Downloaded uom v0.22.1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Skirmisher/batt-post against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Skirmisher/batt-post:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f1695a91886fc95b71f8a27056a1293c0e46b39c6bbba34f0b730a0d78010a34
[INFO] running `"docker" "start" "-a" "f1695a91886fc95b71f8a27056a1293c0e46b39c6bbba34f0b730a0d78010a34"`
[INFO] [stderr]    Compiling battery v0.7.1
[INFO] [stderr]     Checking multisock v0.1.0
[INFO] [stderr]     Checking uom v0.22.1
[INFO] [stderr]     Checking batt-post v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SocketAddr`
[INFO] [stderr]  --> src/main.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use multisock::{SocketAddr,Stream};
[INFO] [stderr]   |                 ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `buf` is never read
[INFO] [stderr]   --> src/main.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut buf = String::new();
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SocketAddr`
[INFO] [stderr]  --> src/main.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use multisock::{SocketAddr,Stream};
[INFO] [stderr]   |                 ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `buf` is never read
[INFO] [stderr]   --> src/main.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut buf = String::new();
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.53s
[INFO] running `"docker" "inspect" "f1695a91886fc95b71f8a27056a1293c0e46b39c6bbba34f0b730a0d78010a34"`
[INFO] running `"docker" "rm" "-f" "f1695a91886fc95b71f8a27056a1293c0e46b39c6bbba34f0b730a0d78010a34"`
[INFO] [stdout] f1695a91886fc95b71f8a27056a1293c0e46b39c6bbba34f0b730a0d78010a34