[INFO] cloning repository https://github.com/CandySunPlus/rust_async_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CandySunPlus/rust_async_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCandySunPlus%2Frust_async_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCandySunPlus%2Frust_async_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9a4ec9ae079982b69e97483feaf4a592e58344d
[INFO] checking CandySunPlus/rust_async_practice against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCandySunPlus%2Frust_async_practice" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CandySunPlus/rust_async_practice
[INFO] finished tweaking git repo https://github.com/CandySunPlus/rust_async_practice
[INFO] tweaked toml for git repo https://github.com/CandySunPlus/rust_async_practice written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CandySunPlus/rust_async_practice on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CandySunPlus/rust_async_practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c699f806aef5cb120fcd4bac9c21bb2215e5d5e1a13f2a47a5065a8615bad52d
[INFO] running `Command { std: "docker" "start" "-a" "c699f806aef5cb120fcd4bac9c21bb2215e5d5e1a13f2a47a5065a8615bad52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c699f806aef5cb120fcd4bac9c21bb2215e5d5e1a13f2a47a5065a8615bad52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c699f806aef5cb120fcd4bac9c21bb2215e5d5e1a13f2a47a5065a8615bad52d", kill_on_drop: false }`
[INFO] [stdout] c699f806aef5cb120fcd4bac9c21bb2215e5d5e1a13f2a47a5065a8615bad52d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae87214ba6b41cda95790284aedfb5ac6c4ffda35da77ab604e0dd0472f5560c
[INFO] running `Command { std: "docker" "start" "-a" "ae87214ba6b41cda95790284aedfb5ac6c4ffda35da77ab604e0dd0472f5560c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking bytes v1.8.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio v1.41.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> src/main.rs:57:56
[INFO] [stdout]      |
[INFO] [stdout]   57 |             unsafe { libc::poll(poll_fds.as_mut_ptr(), poll_fds.len() as u32, timeout_ms) };
[INFO] [stdout]      |                      ----------                        ^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found `u32`
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: function defined here
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.161/src/unix/mod.rs:1355:12
[INFO] [stdout]      |
[INFO] [stdout] 1355 |     pub fn poll(fds: *mut pollfd, nfds: nfds_t, timeout: ::c_int) -> ::c_int;
[INFO] [stdout]      |            ^^^^
[INFO] [stdout] help: you can convert a `u32` to a `u64`
[INFO] [stdout]      |
[INFO] [stdout]   57 |             unsafe { libc::poll(poll_fds.as_mut_ptr(), (poll_fds.len() as u32).into(), timeout_ms) };
[INFO] [stdout]      |                                                        +                     ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> src/main.rs:57:56
[INFO] [stdout]      |
[INFO] [stdout]   57 |             unsafe { libc::poll(poll_fds.as_mut_ptr(), poll_fds.len() as u32, timeout_ms) };
[INFO] [stdout]      |                      ----------                        ^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found `u32`
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: function defined here
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.161/src/unix/mod.rs:1355:12
[INFO] [stdout]      |
[INFO] [stdout] 1355 |     pub fn poll(fds: *mut pollfd, nfds: nfds_t, timeout: ::c_int) -> ::c_int;
[INFO] [stdout]      |            ^^^^
[INFO] [stdout] help: you can convert a `u32` to a `u64`
[INFO] [stdout]      |
[INFO] [stdout]   57 |             unsafe { libc::poll(poll_fds.as_mut_ptr(), (poll_fds.len() as u32).into(), timeout_ms) };
[INFO] [stdout]      |                                                        +                     ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sample` (bin "main") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `sample` (bin "main" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ae87214ba6b41cda95790284aedfb5ac6c4ffda35da77ab604e0dd0472f5560c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae87214ba6b41cda95790284aedfb5ac6c4ffda35da77ab604e0dd0472f5560c", kill_on_drop: false }`
[INFO] [stdout] ae87214ba6b41cda95790284aedfb5ac6c4ffda35da77ab604e0dd0472f5560c
