[INFO] cloning repository https://github.com/alexxuyang/tokio-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexxuyang/tokio-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexxuyang%2Ftokio-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexxuyang%2Ftokio-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38774c6c9eea4dbdc17b6877adb17fa7278e3405
[INFO] testing alexxuyang/tokio-examples against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexxuyang%2Ftokio-examples" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexxuyang/tokio-examples on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexxuyang/tokio-examples
[INFO] finished tweaking git repo https://github.com/alexxuyang/tokio-examples
[INFO] tweaked toml for git repo https://github.com/alexxuyang/tokio-examples written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/alexxuyang/tokio-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8caed5460da4bc8c3b69a542dcec662293c4148efd13e03614f48ab9ea60531
[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" "b8caed5460da4bc8c3b69a542dcec662293c4148efd13e03614f48ab9ea60531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8caed5460da4bc8c3b69a542dcec662293c4148efd13e03614f48ab9ea60531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8caed5460da4bc8c3b69a542dcec662293c4148efd13e03614f48ab9ea60531", kill_on_drop: false }`
[INFO] [stdout] b8caed5460da4bc8c3b69a542dcec662293c4148efd13e03614f48ab9ea60531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] acaf9261100ff619b12e0b4c4bf340e6abeda106d88de0bcce1c781f18d923f3
[INFO] running `Command { std: "docker" "start" "-a" "acaf9261100ff619b12e0b4c4bf340e6abeda106d88de0bcce1c781f18d923f3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling futures v0.1.26
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling tokio-trace-core v0.1.0
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling tokio-sync v0.1.5
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio v0.1.19
[INFO] [stderr]    Compiling tokio-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.06s
[INFO] running `Command { std: "docker" "inspect" "acaf9261100ff619b12e0b4c4bf340e6abeda106d88de0bcce1c781f18d923f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acaf9261100ff619b12e0b4c4bf340e6abeda106d88de0bcce1c781f18d923f3", kill_on_drop: false }`
[INFO] [stdout] acaf9261100ff619b12e0b4c4bf340e6abeda106d88de0bcce1c781f18d923f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d99ace4c53a21862ce776254a56375659217ab430751ef4bcf6d3f34405d418
[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" "6d99ace4c53a21862ce776254a56375659217ab430751ef4bcf6d3f34405d418", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `futures::future`
[INFO] [stdout]  --> examples/delay.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::future;
[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]  --> examples/delay.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future`
[INFO] [stdout]  --> examples/andthen3.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures::future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> examples/then.rs:9:37
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn simple_func() -> Result<u32, Box<Error>> {
[INFO] [stdout]   |                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `future`
[INFO] [stdout]  --> examples/writebuf.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures::{Future, future};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> examples/andthen1.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn simple_func() -> Result<u32, Box<Error>> {
[INFO] [stdout]   |                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future`
[INFO] [stdout]  --> examples/tryready1.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> examples/tryready1.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Ok(Async::Ready((String::from("hello world!"))))
[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 import: `tokio::prelude`
[INFO] [stdout]  --> examples/andthen3.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]   --> examples/andthen3.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |         .and_then(|(socket, buf)| {
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future`
[INFO] [stdout]  --> examples/timeout.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future`
[INFO] [stdout]  --> examples/map.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> examples/map.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> examples/map.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Ok(Async::Ready((String::from("hello world!"))))
[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 import: `futures::future`
[INFO] [stdout]  --> examples/stream.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future`
[INFO] [stdout]  --> examples/andthen2.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures::future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future`
[INFO] [stdout]  --> examples/stream2.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Future`
[INFO] [stdout]  --> examples/stream2.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/writebuf.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |                         socket.write_buf(data);
[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: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/peeraddr.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future`
[INFO] [stdout]  --> examples/peeraddr.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures::future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::prelude`
[INFO] [stdout]  --> examples/andthen2.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future`
[INFO] [stdout]  --> examples/tryready2.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures::future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> examples/tryready2.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 |         Ok(Async::Ready((String::from("hello world!"))))
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-examples`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name joinall --edition=2018 examples/joinall.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=814820db0d18ce66 -C extra-filename=-814820db0d18ce66 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-228eda39ec95b977.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-55f59f74359775a5.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-bf53fc368b8ac3c5.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/lazy2.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::timer::Delay`
[INFO] [stdout]  --> examples/lazy2.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::timer::Delay;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]  --> examples/lazy2.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]   --> examples/lazy2.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::Add;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.10.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.11.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.12.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.13.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.14.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.15.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.peeraddr.709ad7a4-cgu.9.rcgu.o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df.3hwht9bm8p3c216n.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtokio-bf53fc368b8ac3c5.rlib" "/opt/rustwide/target/debug/deps/libtokio_trace_core-7855870809d94583.rlib" "/opt/rustwide/target/debug/deps/libtokio_uds-b1973be0949c4cec.rlib" "/opt/rustwide/target/debug/deps/libmio_uds-360ea073a695bfaa.rlib" "/opt/rustwide/target/debug/deps/libtokio_udp-4f3f06c10aa29451.rlib" "/opt/rustwide/target/debug/deps/libtokio_timer-c357f6ee574de5d8.rlib" "/opt/rustwide/target/debug/deps/libtokio_tcp-d5d2b0f1ed973085.rlib" "/opt/rustwide/target/debug/deps/libtokio_reactor-7b31e91c24696866.rlib" "/opt/rustwide/target/debug/deps/libtokio_sync-0cabe5e5d5e57071.rlib" "/opt/rustwide/target/debug/deps/libfnv-e4c6ba56d659bb77.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-efb2737052be0d27.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-48683f0c6900877b.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-51c6795de3fb3e03.rlib" "/opt/rustwide/target/debug/deps/liblock_api-e424f46b4782fbae.rlib" "/opt/rustwide/target/debug/deps/libowning_ref-8cff29ee0505c79c.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-db39897a29b4285a.rlib" "/opt/rustwide/target/debug/deps/libtokio_fs-27b28120214ddf5e.rlib" "/opt/rustwide/target/debug/deps/libtokio_threadpool-1471c247b398d708.rlib" "/opt/rustwide/target/debug/deps/librand-c520ebc1b2dbaeb4.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-cf1c6e10b01f7775.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-68c2d67f0635a34d.rlib" "/opt/rustwide/target/debug/deps/librand_hc-f47d2efa7fbfb522.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-ca251247296b4122.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-25cebe047f165eba.rlib" "/opt/rustwide/target/debug/deps/librand_core-0a725dfaecf66c67.rlib" "/opt/rustwide/target/debug/deps/librand_os-63c13d089ab440a9.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-40dd517d98a6b249.rlib" "/opt/rustwide/target/debug/deps/librand_core-e3f7b5ee9401667b.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-4b69828772024a15.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-c53e65cc374e9c48.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-cf011982c936d00e.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-9cc4133a3ee3d26a.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-e9af93f9916e0911.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-642db702cc2ca033.rlib" "/opt/rustwide/target/debug/deps/libtokio_current_thread-c269b76a3019ffcd.rlib" "/opt/rustwide/target/debug/deps/libtokio_executor-89da59a9885d59d5.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-21c27ffd373d392b.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-48ae5990e2528ae1.rlib" "/opt/rustwide/target/debug/deps/libtokio_codec-06d7226ddc6f26f0.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-d63ad04c762a1439.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-2ff6780e937683d7.rlib" "/opt/rustwide/target/debug/deps/libmio-0f3c2d47f9ae4da7.rlib" "/opt/rustwide/target/debug/deps/liblog-46b18641ae32ec6a.rlib" "/opt/rustwide/target/debug/deps/libslab-342d21e1f5505122.rlib" "/opt/rustwide/target/debug/deps/libnet2-ac7cc2ed8c090c09.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-8bed39370c7dd35a.rlib" "/opt/rustwide/target/debug/deps/liblazycell-b0cf455d2b67ee76.rlib" "/opt/rustwide/target/debug/deps/libbytes-228eda39ec95b977.rlib" "/opt/rustwide/target/debug/deps/libiovec-00b58210c187101c.rlib" "/opt/rustwide/target/debug/deps/liblibc-c007fd63a3fe0c76.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-3bed7835269b1712.rlib" "/opt/rustwide/target/debug/deps/libfutures-55f59f74359775a5.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d883bf2137e9181a.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-22ab8f3db88b586e.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0167c9242d0931d5.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-361790a1a5505fc5.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-01c2ffe1ecd05a67.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ec79e29a889fe805.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-001a3456e8a8331b.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e8f1404290f0f040.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-76f46d0f23360a60.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-baf0bdc5eb131895.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3a6a4ee6592d9370.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-1cc90d9dd57195f8.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0e91863ffbec5148.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-69528f2eac185ac9.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1241f7bd234a268.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/peeraddr-a93479c147df25df" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6d99ace4c53a21862ce776254a56375659217ab430751ef4bcf6d3f34405d418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d99ace4c53a21862ce776254a56375659217ab430751ef4bcf6d3f34405d418", kill_on_drop: false }`
[INFO] [stdout] 6d99ace4c53a21862ce776254a56375659217ab430751ef4bcf6d3f34405d418