[INFO] fetching crate async-rt 0.1.8...
[INFO] testing async-rt-0.1.8 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate async-rt 0.1.8 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate async-rt 0.1.8
[INFO] finished tweaking crates.io crate async-rt 0.1.8
[INFO] tweaked toml for crates.io crate async-rt 0.1.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-rt 0.1.8 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 crates.io crate async-rt 0.1.8 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b8ded91397046c9c5034d3a8a553bdfa1d8048fd8587c9fe0285e87cea0106c4
[INFO] running `Command { std: "docker" "start" "-a" "b8ded91397046c9c5034d3a8a553bdfa1d8048fd8587c9fe0285e87cea0106c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8ded91397046c9c5034d3a8a553bdfa1d8048fd8587c9fe0285e87cea0106c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ded91397046c9c5034d3a8a553bdfa1d8048fd8587c9fe0285e87cea0106c4", kill_on_drop: false }`
[INFO] [stdout] b8ded91397046c9c5034d3a8a553bdfa1d8048fd8587c9fe0285e87cea0106c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 48812f1913986a6c4e3dfd806ae730620a698530baf4cb4e4acbfd957f970f39
[INFO] running `Command { std: "docker" "start" "-a" "48812f1913986a6c4e3dfd806ae730620a698530baf4cb4e4acbfd957f970f39", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling async-rt v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.73s
[INFO] running `Command { std: "docker" "inspect" "48812f1913986a6c4e3dfd806ae730620a698530baf4cb4e4acbfd957f970f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48812f1913986a6c4e3dfd806ae730620a698530baf4cb4e4acbfd957f970f39", kill_on_drop: false }`
[INFO] [stdout] 48812f1913986a6c4e3dfd806ae730620a698530baf4cb4e4acbfd957f970f39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e0fb2216e6bec39a12b0beac4b296b0f2e55f93584df05112ef1581cd2c7772b
[INFO] running `Command { std: "docker" "start" "-a" "e0fb2216e6bec39a12b0beac4b296b0f2e55f93584df05112ef1581cd2c7772b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling async-rt v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]   --> src/tracker.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use std::future::Future;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]   --> src/tracker.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     use std::pin::Pin;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Context` and `Poll`
[INFO] [stdout]   --> src/tracker.rs:89:21
[INFO] [stdout]    |
[INFO] [stdout] 89 |     use std::task::{Context, Poll};
[INFO] [stdout]    |                     ^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "e0fb2216e6bec39a12b0beac4b296b0f2e55f93584df05112ef1581cd2c7772b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0fb2216e6bec39a12b0beac4b296b0f2e55f93584df05112ef1581cd2c7772b", kill_on_drop: false }`
[INFO] [stdout] e0fb2216e6bec39a12b0beac4b296b0f2e55f93584df05112ef1581cd2c7772b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e03bc04bf1550ffd51b22169dd29d55f9321b86759e9b63280730d2bcb264c79
[INFO] running `Command { std: "docker" "start" "-a" "e03bc04bf1550ffd51b22169dd29d55f9321b86759e9b63280730d2bcb264c79", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::future::Future`
[INFO] [stderr]   --> src/tracker.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     use std::future::Future;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::pin::Pin`
[INFO] [stderr]   --> src/tracker.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |     use std::pin::Pin;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Context` and `Poll`
[INFO] [stderr]   --> src/tracker.rs:89:21
[INFO] [stderr]    |
[INFO] [stderr] 89 |     use std::task::{Context, Poll};
[INFO] [stderr]    |                     ^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `async-rt` (lib test) generated 3 warnings (run `cargo fix --lib -p async-rt --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_rt-5efa89f06e35601f)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test rt::tokio::tests::default_abortable_task ... ok
[INFO] [stdout] test rt::tokio::tests::task_coroutine_with_context ... ok
[INFO] [stdout] test rt::tokio::tests::task_unbounded_coroutine ... ok
[INFO] [stdout] test rt::tokio::tests::task_unbounded_coroutine_with_context ... ok
[INFO] [stdout] test rt::tokio::tests::task_coroutine ... ok
[INFO] [stdout] test tracker::tests::test_tracker_executor ... ok
[INFO] [stdout] test tests::custom_abortable_task ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async_rt
[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" "e03bc04bf1550ffd51b22169dd29d55f9321b86759e9b63280730d2bcb264c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e03bc04bf1550ffd51b22169dd29d55f9321b86759e9b63280730d2bcb264c79", kill_on_drop: false }`
[INFO] [stdout] e03bc04bf1550ffd51b22169dd29d55f9321b86759e9b63280730d2bcb264c79