[INFO] cloning repository https://github.com/polachok/test-tokio-fairness [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/polachok/test-tokio-fairness" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolachok%2Ftest-tokio-fairness", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolachok%2Ftest-tokio-fairness'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dcc70c553cf8e3a08b6739a2280a7b235d63386c [INFO] testing polachok/test-tokio-fairness against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolachok%2Ftest-tokio-fairness" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/polachok/test-tokio-fairness on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/polachok/test-tokio-fairness [INFO] finished tweaking git repo https://github.com/polachok/test-tokio-fairness [INFO] tweaked toml for git repo https://github.com/polachok/test-tokio-fairness written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/polachok/test-tokio-fairness already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 21893676d62d19a6cb55abd4df3135ff9cc760aa225b840c858c0dccc9ded3f8 [INFO] running `Command { std: "docker" "start" "-a" "21893676d62d19a6cb55abd4df3135ff9cc760aa225b840c858c0dccc9ded3f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "21893676d62d19a6cb55abd4df3135ff9cc760aa225b840c858c0dccc9ded3f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21893676d62d19a6cb55abd4df3135ff9cc760aa225b840c858c0dccc9ded3f8", kill_on_drop: false }` [INFO] [stdout] 21893676d62d19a6cb55abd4df3135ff9cc760aa225b840c858c0dccc9ded3f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ff6b99ace781717467158ec1056ba3d434f8ca97822dda30563f8765c240022 [INFO] running `Command { std: "docker" "start" "-a" "4ff6b99ace781717467158ec1056ba3d434f8ca97822dda30563f8765c240022", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling futures v0.1.23 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling crossbeam-utils v0.5.0 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling byteorder v1.2.6 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling lazycell v0.6.0 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling cc v1.0.23 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling smallvec v0.6.5 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling lock_api v0.1.3 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling errno v0.2.4 [INFO] [stderr] Compiling bytes v0.4.9 [INFO] [stderr] Compiling scheduler v0.1.3 [INFO] [stderr] Compiling mio v0.6.15 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling tsc v0.1.0 [INFO] [stderr] Compiling crossbeam-deque v0.6.1 [INFO] [stderr] Compiling tokio-executor v0.1.4 [INFO] [stderr] Compiling tokio-io v0.1.8 [INFO] [stderr] Compiling mio-uds v0.6.6 [INFO] [stderr] Compiling parking_lot_core v0.3.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.6 [INFO] [stderr] Compiling tokio-current-thread v0.1.1 [INFO] [stderr] Compiling tokio-timer v0.2.6 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling tokio-codec v0.1.0 [INFO] [stderr] Compiling tokio-reactor v0.1.5 [INFO] [stderr] Compiling tokio-fs v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.1 [INFO] [stderr] Compiling tokio-tcp v0.1.1 [INFO] [stderr] Compiling tokio-udp v0.1.2 [INFO] [stderr] Compiling tokio v0.1.8 [INFO] [stderr] Compiling test-tokio-fairness v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:98:30 [INFO] [stdout] | [INFO] [stdout] 98 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:158:30 [INFO] [stdout] | [INFO] [stdout] 158 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:230:47 [INFO] [stdout] | [INFO] [stdout] 230 | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | | [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sent_at` [INFO] [stdout] --> src/main.rs:70:2 [INFO] [stdout] | [INFO] [stdout] 70 | sent_at: u64, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.95s [INFO] running `Command { std: "docker" "inspect" "4ff6b99ace781717467158ec1056ba3d434f8ca97822dda30563f8765c240022", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ff6b99ace781717467158ec1056ba3d434f8ca97822dda30563f8765c240022", kill_on_drop: false }` [INFO] [stdout] 4ff6b99ace781717467158ec1056ba3d434f8ca97822dda30563f8765c240022 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5631884ad2f8b03bcbdc74ae227b7b4665055da44e60f10dab6371efde7f23ad [INFO] running `Command { std: "docker" "start" "-a" "5631884ad2f8b03bcbdc74ae227b7b4665055da44e60f10dab6371efde7f23ad", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling test-tokio-fairness v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:98:30 [INFO] [stdout] | [INFO] [stdout] 98 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:158:30 [INFO] [stdout] | [INFO] [stdout] 158 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:230:47 [INFO] [stdout] | [INFO] [stdout] 230 | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | | [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sent_at` [INFO] [stdout] --> src/main.rs:70:2 [INFO] [stdout] | [INFO] [stdout] 70 | sent_at: u64, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.44s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/test_tokio_fairness-c0624758c710dca4) [INFO] running `Command { std: "docker" "inspect" "5631884ad2f8b03bcbdc74ae227b7b4665055da44e60f10dab6371efde7f23ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5631884ad2f8b03bcbdc74ae227b7b4665055da44e60f10dab6371efde7f23ad", kill_on_drop: false }` [INFO] [stdout] 5631884ad2f8b03bcbdc74ae227b7b4665055da44e60f10dab6371efde7f23ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 217e1155a3f7241ab916b993779d579e7fe916fea44785d9d5c2338b121965ff [INFO] running `Command { std: "docker" "start" "-a" "217e1155a3f7241ab916b993779d579e7fe916fea44785d9d5c2338b121965ff", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `TcpStream` [INFO] [stderr] --> src/main.rs:98:30 [INFO] [stderr] | [INFO] [stderr] 98 | use mio::net::{TcpListener, TcpStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `TcpStream` [INFO] [stderr] --> src/main.rs:158:30 [INFO] [stderr] | [INFO] [stderr] 158 | use mio::net::{TcpListener, TcpStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:230:47 [INFO] [stderr] | [INFO] [stderr] 230 | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stderr] | ----------------- ^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stderr] | | [INFO] [stderr] | any code following this expression is unreachable [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `sent_at` [INFO] [stderr] --> src/main.rs:70:2 [INFO] [stderr] | [INFO] [stderr] 70 | sent_at: u64, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:68:10 [INFO] [stderr] | [INFO] [stderr] 68 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `test-tokio-fairness` (bin "test-tokio-fairness" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/test_tokio_fairness-c0624758c710dca4) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "217e1155a3f7241ab916b993779d579e7fe916fea44785d9d5c2338b121965ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "217e1155a3f7241ab916b993779d579e7fe916fea44785d9d5c2338b121965ff", kill_on_drop: false }` [INFO] [stdout] 217e1155a3f7241ab916b993779d579e7fe916fea44785d9d5c2338b121965ff