[INFO] cloning repository kimsnj/fanto
[INFO] running `"git" "clone" "--bare" "git://github.com/kimsnj/fanto.git" "work/cache/sources/gh/kimsnj/fanto"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/kimsnj/fanto'...
[INFO] running `"git" "clone" "work/cache/sources/gh/kimsnj/fanto" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/kimsnj/fanto"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/kimsnj/fanto'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kimsnj/fanto" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/kimsnj/fanto"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/kimsnj/fanto'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bdd3821997443926fe16de879be7c1b70803819d
[INFO] sha for GitHub repo kimsnj/fanto: bdd3821997443926fe16de879be7c1b70803819d
[INFO] validating manifest of kimsnj/fanto 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 kimsnj/fanto 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 kimsnj/fanto
[INFO] finished frobbing kimsnj/fanto
[INFO] frobbed toml for kimsnj/fanto written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/kimsnj/fanto/Cargo.toml
[INFO] started frobbing kimsnj/fanto
[INFO] finished frobbing kimsnj/fanto
[INFO] frobbed toml for kimsnj/fanto written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/kimsnj/fanto/Cargo.toml
[INFO] crate kimsnj/fanto 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 kimsnj/fanto against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/kimsnj/fanto:/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] 069e1a9798de358fcb34bc18fdf7561b65afcf760ca24bcd3c1592b694a63107
[INFO] running `"docker" "start" "-a" "069e1a9798de358fcb34bc18fdf7561b65afcf760ca24bcd3c1592b694a63107"`
[INFO] [stderr]     Checking nix v0.8.0
[INFO] [stderr]     Checking backtrace v0.3.0
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking fanto v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]    --> src/main.rs:208:13
[INFO] [stderr]     |
[INFO] [stderr] 8   | use std::io::Write;
[INFO] [stderr]     |     -------------- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 208 |         use std::io::Write;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     error_chain!{
[INFO] [stderr] 16 | |         foreign_links {
[INFO] [stderr] 17 | |             Nix(::nix::Error);
[INFO] [stderr] 18 | |         }
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]    --> src/main.rs:208:13
[INFO] [stderr]     |
[INFO] [stderr] 8   | use std::io::Write;
[INFO] [stderr]     |     -------------- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 208 |         use std::io::Write;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     error_chain!{
[INFO] [stderr] 16 | |         foreign_links {
[INFO] [stderr] 17 | |             Nix(::nix::Error);
[INFO] [stderr] 18 | |         }
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.27s
[INFO] running `"docker" "inspect" "069e1a9798de358fcb34bc18fdf7561b65afcf760ca24bcd3c1592b694a63107"`
[INFO] running `"docker" "rm" "-f" "069e1a9798de358fcb34bc18fdf7561b65afcf760ca24bcd3c1592b694a63107"`
[INFO] [stdout] 069e1a9798de358fcb34bc18fdf7561b65afcf760ca24bcd3c1592b694a63107