[INFO] crate y4m 0.3.3 is already in cache
[INFO] extracting crate y4m 0.3.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/y4m/0.3.3
[INFO] extracting crate y4m 0.3.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/y4m/0.3.3
[INFO] validating manifest of y4m-0.3.3 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of y4m-0.3.3 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing y4m-0.3.3
[INFO] finished frobbing y4m-0.3.3
[INFO] frobbed toml for y4m-0.3.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/y4m/0.3.3/Cargo.toml
[INFO] started frobbing y4m-0.3.3
[INFO] finished frobbing y4m-0.3.3
[INFO] frobbed toml for y4m-0.3.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/y4m/0.3.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing y4m-0.3.3 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/y4m/0.3.3:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] a0ccde5a322645145aaa1d4ea6a0fcc1dd165d95ad62ce551ff7c42fadf27fc1
[INFO] running `"docker" "start" "-a" "a0ccde5a322645145aaa1d4ea6a0fcc1dd165d95ad62ce551ff7c42fadf27fc1"`
[INFO] [stderr]    Compiling y4m v0.3.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "a0ccde5a322645145aaa1d4ea6a0fcc1dd165d95ad62ce551ff7c42fadf27fc1"`
[INFO] running `"docker" "rm" "-f" "a0ccde5a322645145aaa1d4ea6a0fcc1dd165d95ad62ce551ff7c42fadf27fc1"`
[INFO] [stdout] a0ccde5a322645145aaa1d4ea6a0fcc1dd165d95ad62ce551ff7c42fadf27fc1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/y4m/0.3.3:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] ef9108ba7a8f1f22428a6d04e84025f788d8b5ece92a16504e3d0c969e5a51fd
[INFO] running `"docker" "start" "-a" "ef9108ba7a8f1f22428a6d04e84025f788d8b5ece92a16504e3d0c969e5a51fd"`
[INFO] [stderr]    Compiling resize v0.3.0
[INFO] [stderr]    Compiling y4m v0.3.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/resize.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut infh: Box<io::Read> = if args[1] == "-" {
[INFO] [stderr]    |                       ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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]   --> examples/resize.rs:35:24
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let mut outfh: Box<io::Write> = if args[3] == "-" {
[INFO] [stderr]    |                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `"docker" "inspect" "ef9108ba7a8f1f22428a6d04e84025f788d8b5ece92a16504e3d0c969e5a51fd"`
[INFO] running `"docker" "rm" "-f" "ef9108ba7a8f1f22428a6d04e84025f788d8b5ece92a16504e3d0c969e5a51fd"`
[INFO] [stdout] ef9108ba7a8f1f22428a6d04e84025f788d8b5ece92a16504e3d0c969e5a51fd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/y4m/0.3.3:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 8ad0de4bf02956a19cecc96f058124953c3cf47cee37d03370d050b65750a504
[INFO] running `"docker" "start" "-a" "8ad0de4bf02956a19cecc96f058124953c3cf47cee37d03370d050b65750a504"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/y4m-5ac62dbea6dcad06
[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] [stderr]    Doc-tests y4m
[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" "8ad0de4bf02956a19cecc96f058124953c3cf47cee37d03370d050b65750a504"`
[INFO] running `"docker" "rm" "-f" "8ad0de4bf02956a19cecc96f058124953c3cf47cee37d03370d050b65750a504"`
[INFO] [stdout] 8ad0de4bf02956a19cecc96f058124953c3cf47cee37d03370d050b65750a504