[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/beta-1.38-1/sources/1.37.0/gh/myfreeweb/tiny-nix-ipc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/myfreeweb/tiny-nix-ipc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/myfreeweb/tiny-nix-ipc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/myfreeweb/tiny-nix-ipc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of myfreeweb/tiny-nix-ipc on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing myfreeweb/tiny-nix-ipc against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 3162fec7373185d2c08bca83a84da9b71ce4e6dce1cdb5024d2caa3a4fdd877b
[INFO] running `"docker" "start" "-a" "3162fec7373185d2c08bca83a84da9b71ce4e6dce1cdb5024d2caa3a4fdd877b"`
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling 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: 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 8.20s
[INFO] running `"docker" "inspect" "3162fec7373185d2c08bca83a84da9b71ce4e6dce1cdb5024d2caa3a4fdd877b"`
[INFO] running `"docker" "rm" "-f" "3162fec7373185d2c08bca83a84da9b71ce4e6dce1cdb5024d2caa3a4fdd877b"`
[INFO] [stdout] 3162fec7373185d2c08bca83a84da9b71ce4e6dce1cdb5024d2caa3a4fdd877b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] b28fd7e1e2a397956840faf076c224f72832cacaedca03bdf30f55bdfbfa6280
[INFO] running `"docker" "start" "-a" "b28fd7e1e2a397956840faf076c224f72832cacaedca03bdf30f55bdfbfa6280"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling shmemfdrs v0.1.1
[INFO] [stderr]    Compiling 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: 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 3.13s
[INFO] running `"docker" "inspect" "b28fd7e1e2a397956840faf076c224f72832cacaedca03bdf30f55bdfbfa6280"`
[INFO] running `"docker" "rm" "-f" "b28fd7e1e2a397956840faf076c224f72832cacaedca03bdf30f55bdfbfa6280"`
[INFO] [stdout] b28fd7e1e2a397956840faf076c224f72832cacaedca03bdf30f55bdfbfa6280
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 934d06cec731ab7b4a210dde95c446648621ea660377ee18246ebd0afa47b304
[INFO] running `"docker" "start" "-a" "934d06cec731ab7b4a210dde95c446648621ea660377ee18246ebd0afa47b304"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tiny_nix_ipc-434b52084ad3359a
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_slice_buf_too_short ... ok
[INFO] [stdout] test tests::test_struct_success ... ok
[INFO] [stdout] test tests::test_slice_success ... ok
[INFO] [stdout] test tests::test_slice_with_len_success ... ok
[INFO] [stdout] test tests::test_fd_passing ... ok
[INFO] [stdout] test tests::test_struct_wrong_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tiny-nix-ipc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "934d06cec731ab7b4a210dde95c446648621ea660377ee18246ebd0afa47b304"`
[INFO] running `"docker" "rm" "-f" "934d06cec731ab7b4a210dde95c446648621ea660377ee18246ebd0afa47b304"`
[INFO] [stdout] 934d06cec731ab7b4a210dde95c446648621ea660377ee18246ebd0afa47b304