[INFO] cloning repository https://github.com/mabysh/async_test
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mabysh/async_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmabysh%2Fasync_test"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmabysh%2Fasync_test'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d50b5675772353ddd27b3f3b7f983167d1467909
[INFO] checking mabysh/async_test against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmabysh%2Fasync_test" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mabysh/async_test on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mabysh/async_test
[INFO] finished tweaking git repo https://github.com/mabysh/async_test
[INFO] tweaked toml for git repo https://github.com/mabysh/async_test written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mabysh/async_test already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nonblock v0.1.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] feb6bc197a256048c9b751e7c09a56d1db62b1b496fa8284db31e7e7038c48ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "feb6bc197a256048c9b751e7c09a56d1db62b1b496fa8284db31e7e7038c48ae"`
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking nonblock v0.1.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking crossbeam-epoch v0.4.0
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking crossbeam-deque v0.3.0
[INFO] [stderr]     Checking tokio-executor v0.1.0
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking tokio-threadpool v0.1.0
[INFO] [stderr]     Checking tokio-reactor v0.1.0
[INFO] [stderr]     Checking tokio v0.1.3
[INFO] [stderr]     Checking tokio-core v0.1.14
[INFO] [stderr]     Checking async_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `tokio_io::codec::*`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_io::codec::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_io::io::read`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use tokio_io::io::read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::*`
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | use bytes::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_io::codec::*`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_io::codec::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_io::io::read`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use tokio_io::io::read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::*`
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | use bytes::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/input_stream.rs:77:35
[INFO] [stderr]    |
[INFO] [stderr] 77 |         self.inner.read_available(buf)
[INFO] [stderr]    |                                   ^^^ expected struct `std::vec::Vec`, found slice `[u8]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::vec::Vec<u8>`
[INFO] [stderr]               found mutable reference `&mut [u8]`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `read_to_end` found for struct `nonblock::NonBlockingReader<std::io::Stdin>` in the current scope
[INFO] [stderr]   --> src/input_stream.rs:80:20
[INFO] [stderr]    |
[INFO] [stderr] 80 |         self.inner.read_to_end(buf)
[INFO] [stderr]    |                    ^^^^^^^^^^^ method not found in `nonblock::NonBlockingReader<std::io::Stdin>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `read_to_string` found for struct `nonblock::NonBlockingReader<std::io::Stdin>` in the current scope
[INFO] [stderr]   --> src/input_stream.rs:83:20
[INFO] [stderr]    |
[INFO] [stderr] 83 |         self.inner.read_to_string(buf)
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^ method not found in `nonblock::NonBlockingReader<std::io::Stdin>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `read_exact` found for struct `nonblock::NonBlockingReader<std::io::Stdin>` in the current scope
[INFO] [stderr]   --> src/input_stream.rs:86:20
[INFO] [stderr]    |
[INFO] [stderr] 86 |         self.inner.read_exact(buf)
[INFO] [stderr]    |                    ^^^^^^^^^^ method not found in `nonblock::NonBlockingReader<std::io::Stdin>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `async_test`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/input_stream.rs:77:35
[INFO] [stderr]    |
[INFO] [stderr] 77 |         self.inner.read_available(buf)
[INFO] [stderr]    |                                   ^^^ expected struct `std::vec::Vec`, found slice `[u8]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::vec::Vec<u8>`
[INFO] [stderr]               found mutable reference `&mut [u8]`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `read_to_end` found for struct `nonblock::NonBlockingReader<std::io::Stdin>` in the current scope
[INFO] [stderr]   --> src/input_stream.rs:80:20
[INFO] [stderr]    |
[INFO] [stderr] 80 |         self.inner.read_to_end(buf)
[INFO] [stderr]    |                    ^^^^^^^^^^^ method not found in `nonblock::NonBlockingReader<std::io::Stdin>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `read_to_string` found for struct `nonblock::NonBlockingReader<std::io::Stdin>` in the current scope
[INFO] [stderr]   --> src/input_stream.rs:83:20
[INFO] [stderr]    |
[INFO] [stderr] 83 |         self.inner.read_to_string(buf)
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^ method not found in `nonblock::NonBlockingReader<std::io::Stdin>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `read_exact` found for struct `nonblock::NonBlockingReader<std::io::Stdin>` in the current scope
[INFO] [stderr]   --> src/input_stream.rs:86:20
[INFO] [stderr]    |
[INFO] [stderr] 86 |         self.inner.read_exact(buf)
[INFO] [stderr]    |                    ^^^^^^^^^^ method not found in `nonblock::NonBlockingReader<std::io::Stdin>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `async_test`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "feb6bc197a256048c9b751e7c09a56d1db62b1b496fa8284db31e7e7038c48ae"`
[INFO] running `"docker" "rm" "-f" "feb6bc197a256048c9b751e7c09a56d1db62b1b496fa8284db31e7e7038c48ae"`
[INFO] [stdout] feb6bc197a256048c9b751e7c09a56d1db62b1b496fa8284db31e7e7038c48ae