[INFO] cloning repository https://github.com/woodgear/rust-lab [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/woodgear/rust-lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoodgear%2Frust-lab", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoodgear%2Frust-lab'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0f8df2be96ba2331b3b0e065f21dd2a7f3a505d3 [INFO] testing woodgear/rust-lab against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwoodgear%2Frust-lab" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/woodgear/rust-lab on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/woodgear/rust-lab [INFO] finished tweaking git repo https://github.com/woodgear/rust-lab [INFO] tweaked toml for git repo https://github.com/woodgear/rust-lab written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/woodgear/rust-lab already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded backtrace v0.3.37 [INFO] [stderr] Downloaded cc v1.0.41 [INFO] [stderr] Downloaded simplelog v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ab3df29634158547f44ca2adf48fd7f141df9363e3ba630194ccbba90f5d3c6 [INFO] running `Command { std: "docker" "start" "-a" "2ab3df29634158547f44ca2adf48fd7f141df9363e3ba630194ccbba90f5d3c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ab3df29634158547f44ca2adf48fd7f141df9363e3ba630194ccbba90f5d3c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ab3df29634158547f44ca2adf48fd7f141df9363e3ba630194ccbba90f5d3c6", kill_on_drop: false }` [INFO] [stdout] 2ab3df29634158547f44ca2adf48fd7f141df9363e3ba630194ccbba90f5d3c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] beff4cc49a8400a148be65e611385dc1d7c6be9b787f15d50ea0cad864c75c3d [INFO] running `Command { std: "docker" "start" "-a" "beff4cc49a8400a148be65e611385dc1d7c6be9b787f15d50ea0cad864c75c3d", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling tokio-sync v0.1.6 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling term v0.6.1 [INFO] [stderr] Compiling tokio-executor v0.1.8 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling backtrace v0.3.37 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.15 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tokio-udp v0.1.5 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling simplelog v0.7.1 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling tokio-demo v0.1.0 (/opt/rustwide/workdir/tokio-demo) [INFO] [stdout] warning: unused import: `Config` [INFO] [stdout] --> tokio-demo/src/main.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use simplelog::{TermLogger, LevelFilter, Config, TerminalMode, ConfigBuilder}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `try_ready` [INFO] [stdout] --> tokio-demo/src/main.rs:2:36 [INFO] [stdout] | [INFO] [stdout] 2 | use futures::{Async, Poll, Stream, try_ready}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `File`, `io::SeekFrom`, `io::prelude::*`, `path::*`, `self` [INFO] [stdout] --> tokio-demo/src/main.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{fs::{self, File}, path::*, io::SeekFrom, io::prelude::*, thread}; [INFO] [stdout] | ^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ffi::OsStr` [INFO] [stdout] --> tokio-demo/src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ffi::OsStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> tokio-demo/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc::SendError` [INFO] [stdout] --> tokio-demo/src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::sync::mpsc::SendError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> tokio-demo/src/main.rs:73:40 [INFO] [stdout] | [INFO] [stdout] 73 | ... Ok((())) [INFO] [stdout] | ^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> tokio-demo/src/main.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | }).map_err(|e|()); [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: `e` [INFO] [stdout] --> tokio-demo/src/main.rs:107:25 [INFO] [stdout] | [INFO] [stdout] 107 | }).map_err(|e|())) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> tokio-demo/src/main.rs:75:37 [INFO] [stdout] | [INFO] [stdout] 75 | ... Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio-demo/src/main.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | let mut t = Test::new(); [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: field is never read: `thread_handle` [INFO] [stdout] --> tokio-demo/src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | thread_handle: JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tokio-demo/src/main.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | TermLogger::init(LevelFilter::Debug, log_config, TerminalMode::Mixed); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.24s [INFO] running `Command { std: "docker" "inspect" "beff4cc49a8400a148be65e611385dc1d7c6be9b787f15d50ea0cad864c75c3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "beff4cc49a8400a148be65e611385dc1d7c6be9b787f15d50ea0cad864c75c3d", kill_on_drop: false }` [INFO] [stdout] beff4cc49a8400a148be65e611385dc1d7c6be9b787f15d50ea0cad864c75c3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fe4d678e706bf16aeb5dff540006e92ba669eaeae89cc9d391f8309c6603ab6 [INFO] running `Command { std: "docker" "start" "-a" "7fe4d678e706bf16aeb5dff540006e92ba669eaeae89cc9d391f8309c6603ab6", kill_on_drop: false }` [INFO] [stderr] Compiling tokio-demo v0.1.0 (/opt/rustwide/workdir/tokio-demo) [INFO] [stdout] warning: unused import: `Config` [INFO] [stdout] --> tokio-demo/src/main.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use simplelog::{TermLogger, LevelFilter, Config, TerminalMode, ConfigBuilder}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `try_ready` [INFO] [stdout] --> tokio-demo/src/main.rs:2:36 [INFO] [stdout] | [INFO] [stdout] 2 | use futures::{Async, Poll, Stream, try_ready}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `File`, `io::SeekFrom`, `io::prelude::*`, `path::*`, `self` [INFO] [stdout] --> tokio-demo/src/main.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{fs::{self, File}, path::*, io::SeekFrom, io::prelude::*, thread}; [INFO] [stdout] | ^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ffi::OsStr` [INFO] [stdout] --> tokio-demo/src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ffi::OsStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> tokio-demo/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc::SendError` [INFO] [stdout] --> tokio-demo/src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::sync::mpsc::SendError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> tokio-demo/src/main.rs:73:40 [INFO] [stdout] | [INFO] [stdout] 73 | ... Ok((())) [INFO] [stdout] | ^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> tokio-demo/src/main.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | }).map_err(|e|()); [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: `e` [INFO] [stdout] --> tokio-demo/src/main.rs:107:25 [INFO] [stdout] | [INFO] [stdout] 107 | }).map_err(|e|())) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> tokio-demo/src/main.rs:75:37 [INFO] [stdout] | [INFO] [stdout] 75 | ... Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio-demo/src/main.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | let mut t = Test::new(); [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: field is never read: `thread_handle` [INFO] [stdout] --> tokio-demo/src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | thread_handle: JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tokio-demo/src/main.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | TermLogger::init(LevelFilter::Debug, log_config, TerminalMode::Mixed); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "7fe4d678e706bf16aeb5dff540006e92ba669eaeae89cc9d391f8309c6603ab6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fe4d678e706bf16aeb5dff540006e92ba669eaeae89cc9d391f8309c6603ab6", kill_on_drop: false }` [INFO] [stdout] 7fe4d678e706bf16aeb5dff540006e92ba669eaeae89cc9d391f8309c6603ab6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4ed4b24e869faba352dd2a06888fdac55a59f34da47037065c29e2aeba0a920a [INFO] running `Command { std: "docker" "start" "-a" "4ed4b24e869faba352dd2a06888fdac55a59f34da47037065c29e2aeba0a920a", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Config` [INFO] [stderr] --> tokio-demo/src/main.rs:1:42 [INFO] [stderr] | [INFO] [stderr] 1 | use simplelog::{TermLogger, LevelFilter, Config, TerminalMode, ConfigBuilder}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `try_ready` [INFO] [stderr] --> tokio-demo/src/main.rs:2:36 [INFO] [stderr] | [INFO] [stderr] 2 | use futures::{Async, Poll, Stream, try_ready}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `File`, `io::SeekFrom`, `io::prelude::*`, `path::*`, `self` [INFO] [stderr] --> tokio-demo/src/main.rs:4:16 [INFO] [stderr] | [INFO] [stderr] 4 | use std::{fs::{self, File}, path::*, io::SeekFrom, io::prelude::*, thread}; [INFO] [stderr] | ^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ffi::OsStr` [INFO] [stderr] --> tokio-demo/src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ffi::OsStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> tokio-demo/src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::mpsc::SendError` [INFO] [stderr] --> tokio-demo/src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::sync::mpsc::SendError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> tokio-demo/src/main.rs:73:40 [INFO] [stderr] | [INFO] [stderr] 73 | ... Ok((())) [INFO] [stderr] | ^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> tokio-demo/src/main.rs:101:21 [INFO] [stderr] | [INFO] [stderr] 101 | }).map_err(|e|()); [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 variable: `e` [INFO] [stderr] --> tokio-demo/src/main.rs:107:25 [INFO] [stderr] | [INFO] [stderr] 107 | }).map_err(|e|())) [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> tokio-demo/src/main.rs:75:37 [INFO] [stderr] | [INFO] [stderr] 75 | ... Err(e) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tokio-demo/src/main.rs:96:13 [INFO] [stderr] | [INFO] [stderr] 96 | let mut t = Test::new(); [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: field is never read: `thread_handle` [INFO] [stderr] --> tokio-demo/src/main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | thread_handle: JoinHandle<()>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tokio-demo/src/main.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | TermLogger::init(LevelFilter::Debug, log_config, TerminalMode::Mixed); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tokio_demo-f7010c3f00467fe2) [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" "4ed4b24e869faba352dd2a06888fdac55a59f34da47037065c29e2aeba0a920a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ed4b24e869faba352dd2a06888fdac55a59f34da47037065c29e2aeba0a920a", kill_on_drop: false }` [INFO] [stdout] 4ed4b24e869faba352dd2a06888fdac55a59f34da47037065c29e2aeba0a920a