[INFO] crate tokio-fs 0.1.6 is already in cache
[INFO] extracting crate tokio-fs 0.1.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/tokio-fs/0.1.6
[INFO] extracting crate tokio-fs 0.1.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-fs/0.1.6
[INFO] validating manifest of tokio-fs-0.1.6 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 tokio-fs-0.1.6 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 tokio-fs-0.1.6
[INFO] finished frobbing tokio-fs-0.1.6
[INFO] frobbed toml for tokio-fs-0.1.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tokio-fs/0.1.6/Cargo.toml
[INFO] started frobbing tokio-fs-0.1.6
[INFO] finished frobbing tokio-fs-0.1.6
[INFO] frobbed toml for tokio-fs-0.1.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-fs/0.1.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 tokio-fs-0.1.6 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-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-fs/0.1.6:/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] 7c22f7251d3b0439f0b2271f0bca0a6c65417dbb15990db89486f78b13b9cc36
[INFO] running `"docker" "start" "-a" "7c22f7251d3b0439f0b2271f0bca0a6c65417dbb15990db89486f78b13b9cc36"`
[INFO] [stderr]    Compiling tokio-fs v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "7c22f7251d3b0439f0b2271f0bca0a6c65417dbb15990db89486f78b13b9cc36"`
[INFO] running `"docker" "rm" "-f" "7c22f7251d3b0439f0b2271f0bca0a6c65417dbb15990db89486f78b13b9cc36"`
[INFO] [stdout] 7c22f7251d3b0439f0b2271f0bca0a6c65417dbb15990db89486f78b13b9cc36
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-fs/0.1.6:/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] dea5486e11f5491861f45a02923c43eca01fb67146f9c4b5889185c932f6491c
[INFO] running `"docker" "start" "-a" "dea5486e11f5491861f45a02923c43eca01fb67146f9c4b5889185c932f6491c"`
[INFO] [stderr]    Compiling tokio-fs v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/std-echo.rs:17:33
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> examples/std-echo.rs:2:21
[INFO] [stderr]    |
[INFO] [stderr] 2  | #![deny(deprecated, warnings)]
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `"docker" "inspect" "dea5486e11f5491861f45a02923c43eca01fb67146f9c4b5889185c932f6491c"`
[INFO] running `"docker" "rm" "-f" "dea5486e11f5491861f45a02923c43eca01fb67146f9c4b5889185c932f6491c"`
[INFO] [stdout] dea5486e11f5491861f45a02923c43eca01fb67146f9c4b5889185c932f6491c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-fs/0.1.6:/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] 482fc37a23df1d40f85c9831af1466de9a0e2e57ab593c2dd2189bcf925f8576
[INFO] running `"docker" "start" "-a" "482fc37a23df1d40f85c9831af1466de9a0e2e57ab593c2dd2189bcf925f8576"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tokio_fs-50cb1b7f141b8bc6
[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]      Running /opt/crater/target/debug/deps/dir-e3888e0d848b7211
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test remove ... ok
[INFO] [stdout] test create_all ... ok
[INFO] [stdout] test read ... ok
[INFO] [stdout] test create ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/file-067c118bb60cd3e0
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test seek ... ok
[INFO] [stdout] test metadata ... ok
[INFO] [stdout] test clone ... ok
[INFO] [stdout] test read_write_helpers ... ok
[INFO] [stdout] test read_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/link-c3d85a90bf9a7ac6
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_hard_link ... ok
[INFO] [stdout] test test_symlink ... ok
[INFO] [stderr]    Doc-tests tokio-fs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/file/mod.rs - file::File::metadata (line 345) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File (line 44) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::from_std (line 167) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::into_std (line 497) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::create (line 139) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::open (line 100) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File (line 62) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::poll_metadata (line 367) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::poll_seek (line 195) ... ok
[INFO] [stdout] test src/file/open_options.rs - file::open_options::OpenOptions::new (line 26) ... ignored
[INFO] [stdout] test src/file/mod.rs - file::File::poll_set_len (line 320) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::poll_set_permissions (line 464) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::poll_sync_all (line 251) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::seek (line 224) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::poll_sync_data (line 284) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::poll_try_clone (line 392) ... ok
[INFO] [stdout] test src/file/mod.rs - file::File::try_clone (line 419) ... ok
[INFO] [stdout] test src/read.rs - read::read (line 13) ... ok
[INFO] [stdout] test src/write.rs - write::write (line 13) ... ok
[INFO] [stdout] test src/read_dir.rs - read_dir::DirEntry::poll_file_type (line 214) ... ok
[INFO] [stdout] test src/read_dir.rs - read_dir::DirEntry::file_name (line 147) ... ok
[INFO] [stdout] test src/read_dir.rs - read_dir::DirEntry::path (line 114) ... ok
[INFO] [stdout] test src/read_dir.rs - read_dir::DirEntry::poll_metadata (line 179) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "482fc37a23df1d40f85c9831af1466de9a0e2e57ab593c2dd2189bcf925f8576"`
[INFO] running `"docker" "rm" "-f" "482fc37a23df1d40f85c9831af1466de9a0e2e57ab593c2dd2189bcf925f8576"`
[INFO] [stdout] 482fc37a23df1d40f85c9831af1466de9a0e2e57ab593c2dd2189bcf925f8576