[INFO] updating cached repository chmln/fut-err
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chmln/fut-err
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chmln/fut-err" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/chmln/fut-err"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/chmln/fut-err'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chmln/fut-err" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/chmln/fut-err"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/chmln/fut-err'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 97947046d157aa1c901118c1f25848dbb4d50ed5
[INFO] sha for GitHub repo chmln/fut-err: 97947046d157aa1c901118c1f25848dbb4d50ed5
[INFO] validating manifest of chmln/fut-err on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chmln/fut-err on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chmln/fut-err
[INFO] finished frobbing chmln/fut-err
[INFO] frobbed toml for chmln/fut-err written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/chmln/fut-err/Cargo.toml
[INFO] started frobbing chmln/fut-err
[INFO] finished frobbing chmln/fut-err
[INFO] frobbed toml for chmln/fut-err written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/chmln/fut-err/Cargo.toml
[INFO] crate chmln/fut-err already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking chmln/fut-err against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-3/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/chmln/fut-err:/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=forbid" "-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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9d794b6277bd9373eaaf76a08ce41b8701cd7116aace2c21b10b3a3ec9b49189
[INFO] running `"docker" "start" "-a" "9d794b6277bd9373eaaf76a08ce41b8701cd7116aace2c21b10b3a3ec9b49189"`
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling proc-macro-hack v0.5.5
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.14
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.14
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.14
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.14
[INFO] [stderr]     Checking fut-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0599]: no method named `poll_read` found for type `T` in the current scope
[INFO] [stderr]  --> src/main.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |         inner.poll_read();
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stderr]   = note: the following trait defines an item `poll_read`, perhaps you need to implement it:
[INFO] [stderr]           candidate #1: `futures_io::if_std::AsyncRead`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `fut-test`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `poll_read` found for type `T` in the current scope
[INFO] [stderr]  --> src/main.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |         inner.poll_read();
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stderr]   = note: the following trait defines an item `poll_read`, perhaps you need to implement it:
[INFO] [stderr]           candidate #1: `futures_io::if_std::AsyncRead`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `fut-test`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9d794b6277bd9373eaaf76a08ce41b8701cd7116aace2c21b10b3a3ec9b49189"`
[INFO] running `"docker" "rm" "-f" "9d794b6277bd9373eaaf76a08ce41b8701cd7116aace2c21b10b3a3ec9b49189"`
[INFO] [stdout] 9d794b6277bd9373eaaf76a08ce41b8701cd7116aace2c21b10b3a3ec9b49189