[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] checking polachok/test-tokio-fairness against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolachok%2Ftest-tokio-fairness" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [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-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/polachok/test-tokio-fairness on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/polachok/test-tokio-fairness 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-uds v0.2.1 [INFO] [stderr] Downloaded tsc v0.1.0 [INFO] [stderr] Downloaded cfg-if v0.1.5 [INFO] [stderr] Downloaded tokio-io v0.1.8 [INFO] [stderr] Downloaded errno v0.2.4 [INFO] [stderr] Downloaded tokio-udp v0.1.2 [INFO] [stderr] Downloaded tokio-current-thread v0.1.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.5.2 [INFO] [stderr] Downloaded tokio-threadpool v0.1.6 [INFO] [stderr] Downloaded smallvec v0.6.5 [INFO] [stderr] Downloaded tokio v0.1.8 [INFO] [stderr] Downloaded tokio-timer v0.2.6 [INFO] [stderr] Downloaded rand v0.5.5 [INFO] [stderr] Downloaded rand_core v0.2.1 [INFO] [stderr] Downloaded parking_lot_core v0.3.0 [INFO] [stderr] Downloaded byteorder v1.2.6 [INFO] [stderr] Downloaded crossbeam-utils v0.5.0 [INFO] [stderr] Downloaded lazy_static v1.1.0 [INFO] [stderr] Downloaded lock_api v0.1.3 [INFO] [stderr] Downloaded slab v0.4.1 [INFO] [stderr] Downloaded tokio-executor v0.1.4 [INFO] [stderr] Downloaded cc v1.0.23 [INFO] [stderr] Downloaded scheduler v0.1.3 [INFO] [stderr] Downloaded tokio-fs v0.1.3 [INFO] [stderr] Downloaded tokio-tcp v0.1.1 [INFO] [stderr] Downloaded crossbeam-deque v0.6.1 [INFO] [stderr] Downloaded bytes v0.4.9 [INFO] [stderr] Downloaded log v0.4.5 [INFO] [stderr] Downloaded tokio-reactor v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e85c0adca8033fbeac467da213f00bc6f5b365f140e5b4c69212df2824c6ed83 [INFO] running `Command { std: "docker" "start" "-a" "e85c0adca8033fbeac467da213f00bc6f5b365f140e5b4c69212df2824c6ed83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e85c0adca8033fbeac467da213f00bc6f5b365f140e5b4c69212df2824c6ed83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e85c0adca8033fbeac467da213f00bc6f5b365f140e5b4c69212df2824c6ed83", kill_on_drop: false }` [INFO] [stdout] e85c0adca8033fbeac467da213f00bc6f5b365f140e5b4c69212df2824c6ed83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 26f562d1388370e183ec6f192eaa2b8c1061e7407587d123bdf57e9679294bf6 [INFO] running `Command { std: "docker" "start" "-a" "26f562d1388370e183ec6f192eaa2b8c1061e7407587d123bdf57e9679294bf6", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking tokio-executor v0.1.4 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Compiling cc v1.0.23 [INFO] [stderr] Checking tokio-timer v0.2.6 [INFO] [stderr] Checking tokio-current-thread v0.1.1 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking lock_api v0.1.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking bytes v0.4.9 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking errno v0.2.4 [INFO] [stderr] Checking scheduler v0.1.3 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stderr] Checking tokio-io v0.1.8 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Compiling tsc v0.1.0 [INFO] [stderr] Checking mio-uds v0.6.6 [INFO] [stderr] Checking parking_lot_core v0.3.0 [INFO] [stderr] Checking tokio-threadpool v0.1.6 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Checking tokio-reactor v0.1.5 [INFO] [stderr] Checking tokio-uds v0.2.1 [INFO] [stderr] Checking tokio-tcp v0.1.1 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio v0.1.8 [INFO] [stderr] Checking 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [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)]` (part of `#[warn(unused)]`) 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: field `sent_at` is never read [INFO] [stdout] --> src/main.rs:70:2 [INFO] [stdout] | [INFO] [stdout] 69 | struct Message { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 70 | sent_at: u64, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sent_at` is never read [INFO] [stdout] --> src/main.rs:70:2 [INFO] [stdout] | [INFO] [stdout] 69 | struct Message { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 70 | sent_at: u64, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.46s [INFO] running `Command { std: "docker" "inspect" "26f562d1388370e183ec6f192eaa2b8c1061e7407587d123bdf57e9679294bf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26f562d1388370e183ec6f192eaa2b8c1061e7407587d123bdf57e9679294bf6", kill_on_drop: false }` [INFO] [stdout] 26f562d1388370e183ec6f192eaa2b8c1061e7407587d123bdf57e9679294bf6