[INFO] cloning repository https://github.com/cj495840252/async-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cj495840252/async-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcj495840252%2Fasync-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcj495840252%2Fasync-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ad829bb4ad05c146d065fccf22bfadb8416212a4 [INFO] testing cj495840252/async-test against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcj495840252%2Fasync-test" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/cj495840252/async-test [INFO] finished tweaking git repo https://github.com/cj495840252/async-test [INFO] tweaked toml for git repo https://github.com/cj495840252/async-test written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/cj495840252/async-test on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/cj495840252/async-test 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c09a5d9e67c969cca94603d83935606fbdcb5cf0997e46d030f7fa20260279e2 [INFO] running `Command { std: "docker" "start" "-a" "c09a5d9e67c969cca94603d83935606fbdcb5cf0997e46d030f7fa20260279e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c09a5d9e67c969cca94603d83935606fbdcb5cf0997e46d030f7fa20260279e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c09a5d9e67c969cca94603d83935606fbdcb5cf0997e46d030f7fa20260279e2", kill_on_drop: false }` [INFO] [stdout] c09a5d9e67c969cca94603d83935606fbdcb5cf0997e46d030f7fa20260279e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e95d264536982f4538b323844b3a6d9095f7d2d32adaac9dff00a68388dc34e3 [INFO] running `Command { std: "docker" "start" "-a" "e95d264536982f4538b323844b3a6d9095f7d2d32adaac9dff00a68388dc34e3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling memchr v2.6.3 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling futures-executor v0.3.28 [INFO] [stderr] Compiling futures v0.3.28 [INFO] [stderr] Compiling async-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: denote infinite loops with `loop { ... }` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | while true { [INFO] [stdout] | ^^^^^^^^^^ help: use `loop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(while_true)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let mut a = Mutex::new(Some(0)); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `poll` [INFO] [stdout] --> src/test.rs:1:47 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::{future::{BoxFuture, FutureExt}, poll, task::{waker_ref, ArcWake}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.90s [INFO] running `Command { std: "docker" "inspect" "e95d264536982f4538b323844b3a6d9095f7d2d32adaac9dff00a68388dc34e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e95d264536982f4538b323844b3a6d9095f7d2d32adaac9dff00a68388dc34e3", kill_on_drop: false }` [INFO] [stdout] e95d264536982f4538b323844b3a6d9095f7d2d32adaac9dff00a68388dc34e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 700ebed9148d928d519ba816ca832c18b47bebee6d826463f46aae89be62ca76 [INFO] running `Command { std: "docker" "start" "-a" "700ebed9148d928d519ba816ca832c18b47bebee6d826463f46aae89be62ca76", kill_on_drop: false }` [INFO] [stderr] Compiling async-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: denote infinite loops with `loop { ... }` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | while true { [INFO] [stdout] | ^^^^^^^^^^ help: use `loop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(while_true)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let mut a = Mutex::new(Some(0)); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `poll` [INFO] [stdout] --> src/test.rs:1:47 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::{future::{BoxFuture, FutureExt}, poll, task::{waker_ref, ArcWake}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "700ebed9148d928d519ba816ca832c18b47bebee6d826463f46aae89be62ca76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "700ebed9148d928d519ba816ca832c18b47bebee6d826463f46aae89be62ca76", kill_on_drop: false }` [INFO] [stdout] 700ebed9148d928d519ba816ca832c18b47bebee6d826463f46aae89be62ca76 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 083e87f39642d92d0509605db4307b1baf0254d4c140dec7651de96d86eec2f5 [INFO] running `Command { std: "docker" "start" "-a" "083e87f39642d92d0509605db4307b1baf0254d4c140dec7651de96d86eec2f5", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `poll` [INFO] [stderr] --> src/test.rs:1:47 [INFO] [stderr] | [INFO] [stderr] 1 | use futures::{future::{BoxFuture, FutureExt}, poll, task::{waker_ref, ArcWake}}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `async-test` (bin "test" test) generated 1 warning (run `cargo fix --bin "test" --tests` to apply 1 suggestion) [INFO] [stderr] warning: denote infinite loops with `loop { ... }` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | while true { [INFO] [stderr] | ^^^^^^^^^^ help: use `loop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(while_true)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | let mut a = Mutex::new(Some(0)); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `async-test` (bin "main" test) generated 2 warnings (run `cargo fix --bin "main" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_test-462dedc400753002) [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/main-1fb909d3b537be0d) [INFO] [stderr] Running unittests src/test.rs (/opt/rustwide/target/debug/deps/test-1741c34b32e8c9dd) [INFO] [stderr] Doc-tests async_test [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] [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" "083e87f39642d92d0509605db4307b1baf0254d4c140dec7651de96d86eec2f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "083e87f39642d92d0509605db4307b1baf0254d4c140dec7651de96d86eec2f5", kill_on_drop: false }` [INFO] [stdout] 083e87f39642d92d0509605db4307b1baf0254d4c140dec7651de96d86eec2f5