[INFO] updating cached repository myfreeweb/tiny-nix-ipc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/myfreeweb/tiny-nix-ipc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/myfreeweb/tiny-nix-ipc" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/myfreeweb/tiny-nix-ipc"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/myfreeweb/tiny-nix-ipc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/myfreeweb/tiny-nix-ipc" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/myfreeweb/tiny-nix-ipc"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/myfreeweb/tiny-nix-ipc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 39d06f77517095309b2ad9f134dd272ac6149198
[INFO] sha for GitHub repo myfreeweb/tiny-nix-ipc: 39d06f77517095309b2ad9f134dd272ac6149198
[INFO] validating manifest of myfreeweb/tiny-nix-ipc on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of myfreeweb/tiny-nix-ipc on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing myfreeweb/tiny-nix-ipc
[INFO] finished frobbing myfreeweb/tiny-nix-ipc
[INFO] frobbed toml for myfreeweb/tiny-nix-ipc written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/myfreeweb/tiny-nix-ipc/Cargo.toml
[INFO] started frobbing myfreeweb/tiny-nix-ipc
[INFO] finished frobbing myfreeweb/tiny-nix-ipc
[INFO] frobbed toml for myfreeweb/tiny-nix-ipc written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/myfreeweb/tiny-nix-ipc/Cargo.toml
[INFO] crate myfreeweb/tiny-nix-ipc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking myfreeweb/tiny-nix-ipc against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-4/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/myfreeweb/tiny-nix-ipc:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b95a707e6f432d1db99259993a2961c6b7ea7c9290a7f65b5f745c5755042cfc
[INFO] running `"docker" "start" "-a" "b95a707e6f432d1db99259993a2961c6b7ea7c9290a7f65b5f745c5755042cfc"`
[INFO] [stderr]     Checking shmemfdrs v0.1.1
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking tiny-nix-ipc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `errno`
[INFO] [stderr]   --> src/lib.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | use nix::{errno, unistd};
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RecvMsg`
[INFO] [stderr]   --> src/lib.rs:19:14
[INFO] [stderr]    |
[INFO] [stderr] 19 |     recvmsg, RecvMsg, sendmsg, CmsgSpace, ControlMessage, MsgFlags,
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `errno`
[INFO] [stderr]   --> src/lib.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | use nix::{errno, unistd};
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RecvMsg`
[INFO] [stderr]   --> src/lib.rs:19:14
[INFO] [stderr]    |
[INFO] [stderr] 19 |     recvmsg, RecvMsg, sendmsg, CmsgSpace, ControlMessage, MsgFlags,
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/lib.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | /     error_chain!{
[INFO] [stderr] 25 | |         foreign_links {
[INFO] [stderr] 26 | |             Nix(::nix::Error);
[INFO] [stderr] 27 | |             Cbor(::serde_cbor::error::Error) #[cfg(feature = "ser_cbor")];
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |     }
[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/lib.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | /     error_chain!{
[INFO] [stderr] 25 | |         foreign_links {
[INFO] [stderr] 26 | |             Nix(::nix::Error);
[INFO] [stderr] 27 | |             Cbor(::serde_cbor::error::Error) #[cfg(feature = "ser_cbor")];
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |     }
[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 7.43s
[INFO] running `"docker" "inspect" "b95a707e6f432d1db99259993a2961c6b7ea7c9290a7f65b5f745c5755042cfc"`
[INFO] running `"docker" "rm" "-f" "b95a707e6f432d1db99259993a2961c6b7ea7c9290a7f65b5f745c5755042cfc"`
[INFO] [stdout] b95a707e6f432d1db99259993a2961c6b7ea7c9290a7f65b5f745c5755042cfc