[INFO] cloning repository https://github.com/fx-kirin/mio_tcp_loop [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fx-kirin/mio_tcp_loop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-kirin%2Fmio_tcp_loop", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-kirin%2Fmio_tcp_loop'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 25ee03c22217221a5bf8a3e0bbd942db8b7222b8 [INFO] checking fx-kirin/mio_tcp_loop against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-kirin%2Fmio_tcp_loop" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fx-kirin/mio_tcp_loop on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fx-kirin/mio_tcp_loop [INFO] finished tweaking git repo https://github.com/fx-kirin/mio_tcp_loop [INFO] tweaked toml for git repo https://github.com/fx-kirin/mio_tcp_loop written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 28 packages to latest compatible versions [INFO] [stderr] Adding mio v0.6.23 (available: v1.0.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ecaa706b67af41fb8da9bd2cad327c6f61b4e108e637c3fe78e8f880028bf4b [INFO] running `Command { std: "docker" "start" "-a" "2ecaa706b67af41fb8da9bd2cad327c6f61b4e108e637c3fe78e8f880028bf4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ecaa706b67af41fb8da9bd2cad327c6f61b4e108e637c3fe78e8f880028bf4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ecaa706b67af41fb8da9bd2cad327c6f61b4e108e637c3fe78e8f880028bf4b", kill_on_drop: false }` [INFO] [stdout] 2ecaa706b67af41fb8da9bd2cad327c6f61b4e108e637c3fe78e8f880028bf4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 470c430326b1b3f9426181db5733e12166887f75efbbb9217c91891448055e8a [INFO] running `Command { std: "docker" "start" "-a" "470c430326b1b3f9426181db5733e12166887f75efbbb9217c91891448055e8a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling nix v0.13.1 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling anyhow v1.0.95 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking kaniexpect v0.1.3 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking gdb_breakpoint v0.2.0 [INFO] [stderr] Checking mio_tcp_loop v0.1.19 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `anyhow::anyhow` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use anyhow::anyhow; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `kaniexpect::expect` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use kaniexpect::expect; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/lib.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | use log::{debug, error, info, trace}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `anyhow::anyhow` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use anyhow::anyhow; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `kaniexpect::expect` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use kaniexpect::expect; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/lib.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | use log::{debug, error, info, trace}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/lib.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | let result = Self::thread_loop(tcp_stream, task_rx, reader_tx, readable_set_readiness)?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `std::io::Error` to `std::io::Error` [INFO] [stdout] --> src/lib.rs:362:36 [INFO] [stdout] | [INFO] [stdout] 362 | return Err(e.into()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `std::io::Error` to `std::io::Error` [INFO] [stdout] --> src/lib.rs:376:37 [INFO] [stdout] | [INFO] [stdout] 376 | _ => return Err(e.into()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `std::io::Error` to `std::io::Error` [INFO] [stdout] --> src/lib.rs:437:36 [INFO] [stdout] | [INFO] [stdout] 437 | return Err(e.into()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `std::io::Error` to `std::io::Error` [INFO] [stdout] --> src/lib.rs:444:37 [INFO] [stdout] | [INFO] [stdout] 444 | _ => return Err(e.into()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mio_tcp_loop` (lib) due to 4 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/lib.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | let result = Self::thread_loop(tcp_stream, task_rx, reader_tx, readable_set_readiness)?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `std::io::Error` to `std::io::Error` [INFO] [stdout] --> src/lib.rs:362:36 [INFO] [stdout] | [INFO] [stdout] 362 | return Err(e.into()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `std::io::Error` to `std::io::Error` [INFO] [stdout] --> src/lib.rs:376:37 [INFO] [stdout] | [INFO] [stdout] 376 | _ => return Err(e.into()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `std::io::Error` to `std::io::Error` [INFO] [stdout] --> src/lib.rs:437:36 [INFO] [stdout] | [INFO] [stdout] 437 | return Err(e.into()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `std::io::Error` to `std::io::Error` [INFO] [stdout] --> src/lib.rs:444:37 [INFO] [stdout] | [INFO] [stdout] 444 | _ => return Err(e.into()), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mio_tcp_loop` (lib test) due to 4 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "470c430326b1b3f9426181db5733e12166887f75efbbb9217c91891448055e8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "470c430326b1b3f9426181db5733e12166887f75efbbb9217c91891448055e8a", kill_on_drop: false }` [INFO] [stdout] 470c430326b1b3f9426181db5733e12166887f75efbbb9217c91891448055e8a