[INFO] cloning repository btkramer9/solar
[INFO] running `"git" "clone" "--bare" "git://github.com/btkramer9/solar.git" "work/cache/sources/gh/btkramer9/solar"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/btkramer9/solar'...
[INFO] running `"git" "clone" "work/cache/sources/gh/btkramer9/solar" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/btkramer9/solar"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/btkramer9/solar'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/btkramer9/solar" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/btkramer9/solar"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/btkramer9/solar'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cc4c22e91949599e1a0202247c486aa0a0aba6c2
[INFO] sha for GitHub repo btkramer9/solar: cc4c22e91949599e1a0202247c486aa0a0aba6c2
[INFO] validating manifest of btkramer9/solar 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 btkramer9/solar 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 btkramer9/solar
[INFO] finished frobbing btkramer9/solar
[INFO] frobbed toml for btkramer9/solar written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/btkramer9/solar/Cargo.toml
[INFO] started frobbing btkramer9/solar
[INFO] finished frobbing btkramer9/solar
[INFO] frobbed toml for btkramer9/solar written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/btkramer9/solar/Cargo.toml
[INFO] crate btkramer9/solar 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] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking btkramer9/solar against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/btkramer9/solar:/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] 36d55ceb23df6e9f8d4bebbbd9d068c4cd6c298f9dd4aa76a194a6fa7e292549
[INFO] running `"docker" "start" "-a" "36d55ceb23df6e9f8d4bebbbd9d068c4cd6c298f9dd4aa76a194a6fa7e292549"`
[INFO] [stderr]    Compiling libz-sys v1.0.13
[INFO] [stderr]    Compiling curl-sys v0.3.10
[INFO] [stderr]     Checking curl v0.4.6
[INFO] [stderr]     Checking solar v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Write`, `stdout`
[INFO] [stderr]   --> src/main.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use std::io::{stdout, Write};
[INFO] [stderr]    |                   ^^^^^^  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `str` is imported redundantly
[INFO] [stderr]   --> src/main.rs:47:7
[INFO] [stderr]    |
[INFO] [stderr] 14 |     use std::str;
[INFO] [stderr]    |         -------- the item `str` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 47 |         use std::str;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:47:7
[INFO] [stderr]    |
[INFO] [stderr] 47 |         use std::str;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write`, `stdout`
[INFO] [stderr]   --> src/main.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use std::io::{stdout, Write};
[INFO] [stderr]    |                   ^^^^^^  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `str` is imported redundantly
[INFO] [stderr]   --> src/main.rs:47:7
[INFO] [stderr]    |
[INFO] [stderr] 14 |     use std::str;
[INFO] [stderr]    |         -------- the item `str` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 47 |         use std::str;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:47:7
[INFO] [stderr]    |
[INFO] [stderr] 47 |         use std::str;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `"docker" "inspect" "36d55ceb23df6e9f8d4bebbbd9d068c4cd6c298f9dd4aa76a194a6fa7e292549"`
[INFO] running `"docker" "rm" "-f" "36d55ceb23df6e9f8d4bebbbd9d068c4cd6c298f9dd4aa76a194a6fa7e292549"`
[INFO] [stdout] 36d55ceb23df6e9f8d4bebbbd9d068c4cd6c298f9dd4aa76a194a6fa7e292549