[INFO] cloning repository https://github.com/daogangtang/learn-tokio [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daogangtang/learn-tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaogangtang%2Flearn-tokio", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaogangtang%2Flearn-tokio'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 98b13be0e474ffb1b6a4f84b3e9caa91d100296a [INFO] testing daogangtang/learn-tokio against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaogangtang%2Flearn-tokio" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/daogangtang/learn-tokio on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/daogangtang/learn-tokio [INFO] finished tweaking git repo https://github.com/daogangtang/learn-tokio [INFO] tweaked toml for git repo https://github.com/daogangtang/learn-tokio written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/daogangtang/learn-tokio already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a8e958e80a3f0c34543a1768f6511f223cc823dac0d2729edcd25f04ecec017e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a8e958e80a3f0c34543a1768f6511f223cc823dac0d2729edcd25f04ecec017e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8e958e80a3f0c34543a1768f6511f223cc823dac0d2729edcd25f04ecec017e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8e958e80a3f0c34543a1768f6511f223cc823dac0d2729edcd25f04ecec017e", kill_on_drop: false }` [INFO] [stdout] a8e958e80a3f0c34543a1768f6511f223cc823dac0d2729edcd25f04ecec017e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 81eb43bbbe44402875544ec2e30ab826ae429dc135ae16d95ed5ef2ab34448ca [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "81eb43bbbe44402875544ec2e30ab826ae429dc135ae16d95ed5ef2ab34448ca", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling lazycell v1.2.0 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling tokio-timer v0.2.7 [INFO] [stderr] Compiling tokio-current-thread v0.1.3 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling lock_api v0.1.4 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling smallvec v0.6.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling bytes v0.4.10 [INFO] [stderr] Compiling crossbeam-deque v0.6.1 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling tokio-io v0.1.10 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.8 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling tokio-fs v0.1.4 [INFO] [stderr] Compiling tokio-reactor v0.1.6 [INFO] [stderr] Compiling tokio-uds v0.2.3 [INFO] [stderr] Compiling tokio-tcp v0.1.2 [INFO] [stderr] Compiling tokio-udp v0.1.2 [INFO] [stderr] Compiling tokio v0.1.11 [INFO] [stderr] Compiling learn-tokio0 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `futures::try_ready` [INFO] [stdout] --> src/concurrent_send_recv.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::try_ready; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::try_ready` [INFO] [stdout] --> src/concurrent_send_recv2.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::try_ready; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::io` [INFO] [stdout] --> src/tcp_server.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use tokio::io; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::prelude` [INFO] [stdout] --> src/tcp_server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tokio::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcp_server.rs:37:31 [INFO] [stdout] | [INFO] [stdout] 37 | .map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, "oh no!")) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdout` [INFO] [stdout] --> src/tcp_client.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let mut stdout = io::stdout(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp_client.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut stdout = io::stdout(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcp_server3.rs:29:31 [INFO] [stdout] | [INFO] [stdout] 29 | .map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, "oh no!")) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 45.32s [INFO] running `Command { std: "docker" "inspect" "81eb43bbbe44402875544ec2e30ab826ae429dc135ae16d95ed5ef2ab34448ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81eb43bbbe44402875544ec2e30ab826ae429dc135ae16d95ed5ef2ab34448ca", kill_on_drop: false }` [INFO] [stdout] 81eb43bbbe44402875544ec2e30ab826ae429dc135ae16d95ed5ef2ab34448ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d12fb4f36aca1c2f2a6d02af87fec03eec0309a0f52ced53e44b0ae7159afe9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0d12fb4f36aca1c2f2a6d02af87fec03eec0309a0f52ced53e44b0ae7159afe9", kill_on_drop: false }` [INFO] [stderr] Compiling learn-tokio0 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `futures::try_ready` [INFO] [stdout] --> src/concurrent_send_recv.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::try_ready; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::try_ready` [INFO] [stdout] --> src/concurrent_send_recv2.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::try_ready; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdout` [INFO] [stdout] --> src/tcp_client.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let mut stdout = io::stdout(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::io` [INFO] [stdout] --> src/tcp_server.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use tokio::io; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp_client.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut stdout = io::stdout(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcp_server3.rs:29:31 [INFO] [stdout] | [INFO] [stdout] 29 | .map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, "oh no!")) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::prelude` [INFO] [stdout] --> src/tcp_server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tokio::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcp_server.rs:37:31 [INFO] [stdout] | [INFO] [stdout] 37 | .map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, "oh no!")) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.24s [INFO] running `Command { std: "docker" "inspect" "0d12fb4f36aca1c2f2a6d02af87fec03eec0309a0f52ced53e44b0ae7159afe9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d12fb4f36aca1c2f2a6d02af87fec03eec0309a0f52ced53e44b0ae7159afe9", kill_on_drop: false }` [INFO] [stdout] 0d12fb4f36aca1c2f2a6d02af87fec03eec0309a0f52ced53e44b0ae7159afe9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f89fa69079bd2bd8b3dec417fa9f0734741a74fc388ab6acd63dadecc6c01541 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f89fa69079bd2bd8b3dec417fa9f0734741a74fc388ab6acd63dadecc6c01541", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `stdout` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/tcp_client.rs:12:13 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 12 | let mut stdout = io::stdout(); [INFO] [stdout] [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tcp_client.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | let mut stdout = io::stdout(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures::try_ready` [INFO] [stderr] --> src/concurrent_send_recv2.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use futures::try_ready; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_server3.rs:29:31 [INFO] [stderr] | [INFO] [stderr] 29 | .map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, "oh no!")) [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures::try_ready` [INFO] [stderr] --> src/concurrent_send_recv.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use futures::try_ready; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::io` [INFO] [stderr] --> src/tcp_server.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use tokio::io; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::prelude` [INFO] [stderr] --> src/tcp_server.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use tokio::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_server.rs:37:31 [INFO] [stderr] | [INFO] [stderr] 37 | .map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, "oh no!")) [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `learn-tokio0` (bin "tcp_client" test) generated 2 warnings [INFO] [stderr] warning: `learn-tokio0` (bin "concurrent_send_recv2" test) generated 1 warning [INFO] [stderr] warning: `learn-tokio0` (bin "tcp_server3" test) generated 1 warning [INFO] [stderr] warning: `learn-tokio0` (bin "concurrent_send_recv" test) generated 1 warning [INFO] [stderr] warning: `learn-tokio0` (bin "tcp_server" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/concurrent_interval_print-dfb16cb20f066eef) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/concurrent_send_recv-d073304d45da0c16) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/concurrent_send_recv2-6ee2a21b726f40e1) [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] [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/delay_print-528f11bd9f2b39e3) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/delay_seq_print-19de421af5e53edc) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/echo_udp-a1923769ef5b4554) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/futures_select-a534b20bdf73112d) [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] [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/interval_print-a23a7c9c625d008f) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/print_each_packet-5ef4bfb6462002eb) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/print_lines-6e51f828b41b306f) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tcp_client-b39f69224c24cd5d) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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] [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tcp_server-604f105af177f36e) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tcp_server3-5ba81cc5676dfe6b) [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] [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] [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" "f89fa69079bd2bd8b3dec417fa9f0734741a74fc388ab6acd63dadecc6c01541", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f89fa69079bd2bd8b3dec417fa9f0734741a74fc388ab6acd63dadecc6c01541", kill_on_drop: false }` [INFO] [stdout] f89fa69079bd2bd8b3dec417fa9f0734741a74fc388ab6acd63dadecc6c01541