[INFO] updating cached repository https://github.com/mabysh/async_test [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d50b5675772353ddd27b3f3b7f983167d1467909 [INFO] testing mabysh/async_test against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmabysh%2Fasync_test" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mabysh/async_test on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-14/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a0350c547610c119e9928d2d27af7a9c5fce3ff33adfdaf65d6b2e3304e1eb72 [INFO] running `"docker" "start" "-a" "a0350c547610c119e9928d2d27af7a9c5fce3ff33adfdaf65d6b2e3304e1eb72"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling futures v0.1.18 [INFO] [stderr] Compiling scoped-tls v0.1.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling nonblock v0.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.4.0 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling mio v0.6.14 [INFO] [stderr] Compiling crossbeam-deque v0.3.0 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling tokio-executor v0.1.0 [INFO] [stderr] Compiling tokio-io v0.1.6 [INFO] [stderr] Compiling tokio-threadpool v0.1.0 [INFO] [stderr] Compiling tokio-reactor v0.1.0 [INFO] [stderr] Compiling tokio v0.1.3 [INFO] [stderr] Compiling tokio-core v0.1.14 [INFO] [stderr] Compiling 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] 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` [INFO] [stderr] found mutable reference `&mut [u8]` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `read_to_end` found for struct `nonblock::NonBlockingReader` 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` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `read_to_string` found for struct `nonblock::NonBlockingReader` 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` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `read_exact` found for struct `nonblock::NonBlockingReader` 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` [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" "a0350c547610c119e9928d2d27af7a9c5fce3ff33adfdaf65d6b2e3304e1eb72"` [INFO] running `"docker" "rm" "-f" "a0350c547610c119e9928d2d27af7a9c5fce3ff33adfdaf65d6b2e3304e1eb72"` [INFO] [stdout] a0350c547610c119e9928d2d27af7a9c5fce3ff33adfdaf65d6b2e3304e1eb72