[INFO] updating cached repository https://github.com/charliesome/future-play [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ce50c16457ecc800c6c6860619e8851a5a85fd49 [INFO] testing charliesome/future-play against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharliesome%2Ffuture-play" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/charliesome/future-play on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/charliesome/future-play [INFO] finished tweaking git repo https://github.com/charliesome/future-play [INFO] tweaked toml for git repo https://github.com/charliesome/future-play written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/charliesome/future-play already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f99fe73e2446de72bd5884156346f353aed122b48265dcaf24379c6d55a4004c [INFO] running `"docker" "start" "-a" "f99fe73e2446de72bd5884156346f353aed122b48265dcaf24379c6d55a4004c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling future-play v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `RawWakerVTable`, `RawWaker`, `Waker` [INFO] [stderr] --> src/both.rs:5:27 [INFO] [stderr] | [INFO] [stderr] 5 | use core::task::{Context, Waker, RawWaker, RawWakerVTable, Poll}; [INFO] [stderr] | ^^^^^ ^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:14:15 [INFO] [stderr] | [INFO] [stderr] 14 | async fn coro(mut chan: Chan) -> f64 { [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: variable does not need to be mutable [INFO] [stderr] --> src/both.rs:34:17 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn poll(mut self: Pin<&mut Self>, cx: &mut Context) -> bool { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/both.rs:69:13 [INFO] [stderr] | [INFO] [stderr] 69 | fn poll(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/both.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn new(fut: F) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `"docker" "inspect" "f99fe73e2446de72bd5884156346f353aed122b48265dcaf24379c6d55a4004c"` [INFO] running `"docker" "rm" "-f" "f99fe73e2446de72bd5884156346f353aed122b48265dcaf24379c6d55a4004c"` [INFO] [stdout] f99fe73e2446de72bd5884156346f353aed122b48265dcaf24379c6d55a4004c [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] 1eb3449e011ca3f4c9767d6ae2ad28f8aedf1fe1346bd1cc32828499b804eeca [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "1eb3449e011ca3f4c9767d6ae2ad28f8aedf1fe1346bd1cc32828499b804eeca"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling future-play v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `RawWakerVTable`, `RawWaker`, `Waker` [INFO] [stderr] --> src/both.rs:5:27 [INFO] [stderr] | [INFO] [stderr] 5 | use core::task::{Context, Waker, RawWaker, RawWakerVTable, Poll}; [INFO] [stderr] | ^^^^^ ^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:14:15 [INFO] [stderr] | [INFO] [stderr] 14 | async fn coro(mut chan: Chan) -> f64 { [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: variable does not need to be mutable [INFO] [stderr] --> src/both.rs:34:17 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn poll(mut self: Pin<&mut Self>, cx: &mut Context) -> bool { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/both.rs:69:13 [INFO] [stderr] | [INFO] [stderr] 69 | fn poll(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/both.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn new(fut: F) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `"docker" "inspect" "1eb3449e011ca3f4c9767d6ae2ad28f8aedf1fe1346bd1cc32828499b804eeca"` [INFO] running `"docker" "rm" "-f" "1eb3449e011ca3f4c9767d6ae2ad28f8aedf1fe1346bd1cc32828499b804eeca"` [INFO] [stdout] 1eb3449e011ca3f4c9767d6ae2ad28f8aedf1fe1346bd1cc32828499b804eeca [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] 9d043c2f7938130464011686fd5aa3352330e954e8b14d5baf7dc270f338d059 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "9d043c2f7938130464011686fd5aa3352330e954e8b14d5baf7dc270f338d059"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused imports: `RawWakerVTable`, `RawWaker`, `Waker` [INFO] [stderr] --> src/both.rs:5:27 [INFO] [stderr] | [INFO] [stderr] 5 | use core::task::{Context, Waker, RawWaker, RawWakerVTable, Poll}; [INFO] [stderr] | ^^^^^ ^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:14:15 [INFO] [stderr] | [INFO] [stderr] 14 | async fn coro(mut chan: Chan) -> f64 { [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: variable does not need to be mutable [INFO] [stderr] --> src/both.rs:34:17 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn poll(mut self: Pin<&mut Self>, cx: &mut Context) -> bool { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/both.rs:69:13 [INFO] [stderr] | [INFO] [stderr] 69 | fn poll(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/both.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn new(fut: F) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/future_play-98987bd46f200251 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "9d043c2f7938130464011686fd5aa3352330e954e8b14d5baf7dc270f338d059"` [INFO] running `"docker" "rm" "-f" "9d043c2f7938130464011686fd5aa3352330e954e8b14d5baf7dc270f338d059"` [INFO] [stdout] 9d043c2f7938130464011686fd5aa3352330e954e8b14d5baf7dc270f338d059