[INFO] updating cached repository kcuzner/backctl-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kcuzner/backctl-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kcuzner/backctl-rs" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/kcuzner/backctl-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/kcuzner/backctl-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kcuzner/backctl-rs" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/kcuzner/backctl-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/kcuzner/backctl-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 36a16f3cf57f9f6595c55261b6651798aaff09c5
[INFO] sha for GitHub repo kcuzner/backctl-rs: 36a16f3cf57f9f6595c55261b6651798aaff09c5
[INFO] validating manifest of kcuzner/backctl-rs on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kcuzner/backctl-rs on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kcuzner/backctl-rs
[INFO] finished frobbing kcuzner/backctl-rs
[INFO] frobbed toml for kcuzner/backctl-rs written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/kcuzner/backctl-rs/Cargo.toml
[INFO] started frobbing kcuzner/backctl-rs
[INFO] finished frobbing kcuzner/backctl-rs
[INFO] frobbed toml for kcuzner/backctl-rs written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/kcuzner/backctl-rs/Cargo.toml
[INFO] crate kcuzner/backctl-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kcuzner/backctl-rs against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-5/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/kcuzner/backctl-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6b0a6f99b1cdd8fd8419a681be4e9fb5073300666d7a3ae6f71357d7180aa385
[INFO] running `"docker" "start" "-a" "6b0a6f99b1cdd8fd8419a681be4e9fb5073300666d7a3ae6f71357d7180aa385"`
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking udev v0.2.0
[INFO] [stderr]     Checking backctl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> src/main.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use clap::{App, Arg, SubCommand};
[INFO] [stderr]   |                      ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> src/main.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use clap::{App, Arg, SubCommand};
[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:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / error_chain! {
[INFO] [stderr] 15 | |     foreign_links {
[INFO] [stderr] 16 | |         Udev(::udev::Error);
[INFO] [stderr] 17 | |         Io(::io::Error);
[INFO] [stderr] 18 | |         ParseInt(::num::ParseIntError);
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[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:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / error_chain! {
[INFO] [stderr] 15 | |     foreign_links {
[INFO] [stderr] 16 | |         Udev(::udev::Error);
[INFO] [stderr] 17 | |         Io(::io::Error);
[INFO] [stderr] 18 | |         ParseInt(::num::ParseIntError);
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[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:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / error_chain! {
[INFO] [stderr] 15 | |     foreign_links {
[INFO] [stderr] 16 | |         Udev(::udev::Error);
[INFO] [stderr] 17 | |         Io(::io::Error);
[INFO] [stderr] 18 | |         ParseInt(::num::ParseIntError);
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[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:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / error_chain! {
[INFO] [stderr] 15 | |     foreign_links {
[INFO] [stderr] 16 | |         Udev(::udev::Error);
[INFO] [stderr] 17 | |         Io(::io::Error);
[INFO] [stderr] 18 | |         ParseInt(::num::ParseIntError);
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[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 2.45s
[INFO] running `"docker" "inspect" "6b0a6f99b1cdd8fd8419a681be4e9fb5073300666d7a3ae6f71357d7180aa385"`
[INFO] running `"docker" "rm" "-f" "6b0a6f99b1cdd8fd8419a681be4e9fb5073300666d7a3ae6f71357d7180aa385"`
[INFO] [stdout] 6b0a6f99b1cdd8fd8419a681be4e9fb5073300666d7a3ae6f71357d7180aa385