[INFO] cloning repository casey/boilerplate
[INFO] running `"git" "clone" "--bare" "git://github.com/casey/boilerplate.git" "work/cache/sources/gh/casey/boilerplate"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/casey/boilerplate'...
[INFO] running `"git" "clone" "work/cache/sources/gh/casey/boilerplate" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/casey/boilerplate"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/casey/boilerplate'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/casey/boilerplate" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/casey/boilerplate"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/casey/boilerplate'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7ac3f4415ebd47d80e9b838dc7caf21998db94cc
[INFO] sha for GitHub repo casey/boilerplate: 7ac3f4415ebd47d80e9b838dc7caf21998db94cc
[INFO] validating manifest of casey/boilerplate 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 casey/boilerplate 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 casey/boilerplate
[INFO] finished frobbing casey/boilerplate
[INFO] frobbed toml for casey/boilerplate written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/casey/boilerplate/Cargo.toml
[INFO] started frobbing casey/boilerplate
[INFO] finished frobbing casey/boilerplate
[INFO] frobbed toml for casey/boilerplate written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/casey/boilerplate/Cargo.toml
[INFO] crate casey/boilerplate 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 casey/boilerplate 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/casey/boilerplate:/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] 42cf2e61a951da47fff274813080305aa053e42979daf9eeb2489876c2bfa31a
[INFO] running `"docker" "start" "-a" "42cf2e61a951da47fff274813080305aa053e42979daf9eeb2489876c2bfa31a"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.8
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking clap v2.20.3
[INFO] [stderr]     Checking brev v0.1.7
[INFO] [stderr]     Checking backtrace v0.3.0
[INFO] [stderr]     Checking error-chain v0.9.0
[INFO] [stderr]     Checking boilerplate v0.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[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:12:3
[INFO] [stderr]    |
[INFO] [stderr] 12 | /   error_chain!{
[INFO] [stderr] 13 | |     foreign_links {
[INFO] [stderr] 14 | |       Clap(::clap::Error);
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | |   }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:12:3
[INFO] [stderr]    |
[INFO] [stderr] 12 | /   error_chain!{
[INFO] [stderr] 13 | |     foreign_links {
[INFO] [stderr] 14 | |       Clap(::clap::Error);
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | |   }
[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 9.08s
[INFO] running `"docker" "inspect" "42cf2e61a951da47fff274813080305aa053e42979daf9eeb2489876c2bfa31a"`
[INFO] running `"docker" "rm" "-f" "42cf2e61a951da47fff274813080305aa053e42979daf9eeb2489876c2bfa31a"`
[INFO] [stdout] 42cf2e61a951da47fff274813080305aa053e42979daf9eeb2489876c2bfa31a