[INFO] updating cached repository lawliet89/rand-bytes
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lawliet89/rand-bytes
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lawliet89/rand-bytes" "work/ex/beta-1.38-1/sources/1.37.0/gh/lawliet89/rand-bytes"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lawliet89/rand-bytes'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lawliet89/rand-bytes" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lawliet89/rand-bytes"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lawliet89/rand-bytes'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 69b7189c398bef15ec309c92f3fd088bfdbfdb86
[INFO] sha for GitHub repo lawliet89/rand-bytes: 69b7189c398bef15ec309c92f3fd088bfdbfdb86
[INFO] validating manifest of lawliet89/rand-bytes 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 lawliet89/rand-bytes 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 lawliet89/rand-bytes
[INFO] finished frobbing lawliet89/rand-bytes
[INFO] frobbed toml for lawliet89/rand-bytes written to work/ex/beta-1.38-1/sources/1.37.0/gh/lawliet89/rand-bytes/Cargo.toml
[INFO] started frobbing lawliet89/rand-bytes
[INFO] finished frobbing lawliet89/rand-bytes
[INFO] frobbed toml for lawliet89/rand-bytes written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lawliet89/rand-bytes/Cargo.toml
[INFO] crate lawliet89/rand-bytes 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 lawliet89/rand-bytes against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lawliet89/rand-bytes:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 40e73c1ad03fca4bc3a9e9c090bd9b00f51bf6ee3b1e18d6fd92c1a8b7ad9f89
[INFO] running `"docker" "start" "-a" "40e73c1ad03fca4bc3a9e9c090bd9b00f51bf6ee3b1e18d6fd92c1a8b7ad9f89"`
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]    Compiling rand-bytes v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:22
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn rng() -> &'static SecureRandom {
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn SecureRandom`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:62:49
[INFO] [stderr]    |
[INFO] [stderr] 62 | fn get_writer<'a>(path: Option<&'a str>) -> Box<Write> {
[INFO] [stderr]    |                                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:64:93
[INFO] [stderr]    |
[INFO] [stderr] 64 |         path.map(|path| Box::new(File::create(path).expect("Unable to create file")) as Box<Write>)
[INFO] [stderr]    |                                                                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:62
[INFO] [stderr]    |
[INFO] [stderr] 65 |             .unwrap_or_else(|| Box::new(io::stdout()) as Box<Write>);
[INFO] [stderr]    |                                                              ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.81s
[INFO] running `"docker" "inspect" "40e73c1ad03fca4bc3a9e9c090bd9b00f51bf6ee3b1e18d6fd92c1a8b7ad9f89"`
[INFO] running `"docker" "rm" "-f" "40e73c1ad03fca4bc3a9e9c090bd9b00f51bf6ee3b1e18d6fd92c1a8b7ad9f89"`
[INFO] [stdout] 40e73c1ad03fca4bc3a9e9c090bd9b00f51bf6ee3b1e18d6fd92c1a8b7ad9f89
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lawliet89/rand-bytes:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 52712a2cd8c16a7ace12827ac0edc86e1ac91638dfc157e48f91125a9e4f77e1
[INFO] running `"docker" "start" "-a" "52712a2cd8c16a7ace12827ac0edc86e1ac91638dfc157e48f91125a9e4f77e1"`
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling rand-bytes v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:22
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn rng() -> &'static SecureRandom {
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn SecureRandom`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:62:49
[INFO] [stderr]    |
[INFO] [stderr] 62 | fn get_writer<'a>(path: Option<&'a str>) -> Box<Write> {
[INFO] [stderr]    |                                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:64:93
[INFO] [stderr]    |
[INFO] [stderr] 64 |         path.map(|path| Box::new(File::create(path).expect("Unable to create file")) as Box<Write>)
[INFO] [stderr]    |                                                                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:62
[INFO] [stderr]    |
[INFO] [stderr] 65 |             .unwrap_or_else(|| Box::new(io::stdout()) as Box<Write>);
[INFO] [stderr]    |                                                              ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `"docker" "inspect" "52712a2cd8c16a7ace12827ac0edc86e1ac91638dfc157e48f91125a9e4f77e1"`
[INFO] running `"docker" "rm" "-f" "52712a2cd8c16a7ace12827ac0edc86e1ac91638dfc157e48f91125a9e4f77e1"`
[INFO] [stdout] 52712a2cd8c16a7ace12827ac0edc86e1ac91638dfc157e48f91125a9e4f77e1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lawliet89/rand-bytes:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e6b4186849458a0e0501b17d2ffbf4af8c20baf8ccccfa8aa28cb93a0ab7c883
[INFO] running `"docker" "start" "-a" "e6b4186849458a0e0501b17d2ffbf4af8c20baf8ccccfa8aa28cb93a0ab7c883"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rand_bytes-1b59ea2c6f9f778e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::smoke_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e6b4186849458a0e0501b17d2ffbf4af8c20baf8ccccfa8aa28cb93a0ab7c883"`
[INFO] running `"docker" "rm" "-f" "e6b4186849458a0e0501b17d2ffbf4af8c20baf8ccccfa8aa28cb93a0ab7c883"`
[INFO] [stdout] e6b4186849458a0e0501b17d2ffbf4af8c20baf8ccccfa8aa28cb93a0ab7c883