[INFO] crate pseudoterm 0.1.1 is already in cache
[INFO] extracting crate pseudoterm 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/pseudoterm/0.1.1
[INFO] extracting crate pseudoterm 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pseudoterm/0.1.1
[INFO] validating manifest of pseudoterm-0.1.1 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 pseudoterm-0.1.1 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 pseudoterm-0.1.1
[INFO] finished frobbing pseudoterm-0.1.1
[INFO] frobbed toml for pseudoterm-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/pseudoterm/0.1.1/Cargo.toml
[INFO] started frobbing pseudoterm-0.1.1
[INFO] finished frobbing pseudoterm-0.1.1
[INFO] frobbed toml for pseudoterm-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pseudoterm/0.1.1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing pseudoterm-0.1.1 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/pseudoterm/0.1.1:/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] 488e2803c219ae1937bf342f96b74cecd71c172a9649ec51040b72e4750104f8
[INFO] running `"docker" "start" "-a" "488e2803c219ae1937bf342f96b74cecd71c172a9649ec51040b72e4750104f8"`
[INFO] [stderr]    Compiling pseudoterm v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stderr]   --> src/pty.rs:57:14
[INFO] [stderr]    |
[INFO] [stderr] 57 |             .before_exec(sys::before_exec)
[INFO] [stderr]    |              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "488e2803c219ae1937bf342f96b74cecd71c172a9649ec51040b72e4750104f8"`
[INFO] running `"docker" "rm" "-f" "488e2803c219ae1937bf342f96b74cecd71c172a9649ec51040b72e4750104f8"`
[INFO] [stdout] 488e2803c219ae1937bf342f96b74cecd71c172a9649ec51040b72e4750104f8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/pseudoterm/0.1.1:/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] 9e791a6fc04e2f7d669382b1102f3a6e3b26c75da40f972c237265e5c60ee986
[INFO] running `"docker" "start" "-a" "9e791a6fc04e2f7d669382b1102f3a6e3b26c75da40f972c237265e5c60ee986"`
[INFO] [stderr]    Compiling pseudoterm v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stderr]   --> src/pty.rs:57:14
[INFO] [stderr]    |
[INFO] [stderr] 57 |             .before_exec(sys::before_exec)
[INFO] [stderr]    |              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "9e791a6fc04e2f7d669382b1102f3a6e3b26c75da40f972c237265e5c60ee986"`
[INFO] running `"docker" "rm" "-f" "9e791a6fc04e2f7d669382b1102f3a6e3b26c75da40f972c237265e5c60ee986"`
[INFO] [stdout] 9e791a6fc04e2f7d669382b1102f3a6e3b26c75da40f972c237265e5c60ee986
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/pseudoterm/0.1.1:/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] 7580d97b0c45628c44745be930dc9c1e9f1c5aff329622b54f740fc90dc4dad0
[INFO] running `"docker" "start" "-a" "7580d97b0c45628c44745be930dc9c1e9f1c5aff329622b54f740fc90dc4dad0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pseudoterm-a2590afec568f503
[INFO] [stderr]    Doc-tests pseudoterm
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/winsize.rs - winsize::get_size (line 31) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/winsize.rs - winsize::get_size (line 31) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `WinsizeSetter`
[INFO] [stdout]  --> src/winsize.rs:32:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | WinsizeSetter::new(fd)?.get()
[INFO] [stdout]   | ^^^^^^^^^^^^^ use of undeclared type or module `WinsizeSetter`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `fd` in this scope
[INFO] [stdout]  --> src/winsize.rs:32:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | WinsizeSetter::new(fd)?.get()
[INFO] [stdout]   |                    ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/winsize.rs:32:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | WinsizeSetter::new(fd)?.get()
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/winsize.rs - winsize::get_size (line 31)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "7580d97b0c45628c44745be930dc9c1e9f1c5aff329622b54f740fc90dc4dad0"`
[INFO] running `"docker" "rm" "-f" "7580d97b0c45628c44745be930dc9c1e9f1c5aff329622b54f740fc90dc4dad0"`
[INFO] [stdout] 7580d97b0c45628c44745be930dc9c1e9f1c5aff329622b54f740fc90dc4dad0