[INFO] fetching crate async-rt 0.1.8...
[INFO] testing async-rt-0.1.8 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate async-rt 0.1.8 into /workspace/builds/worker-1-tc1/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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-rt 0.1.8 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc9b8bc754ce06555bd9921f5d7489d558e6f2a080a35e94b6d9046889cc30d8
[INFO] running `Command { std: "docker" "start" "-a" "dc9b8bc754ce06555bd9921f5d7489d558e6f2a080a35e94b6d9046889cc30d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc9b8bc754ce06555bd9921f5d7489d558e6f2a080a35e94b6d9046889cc30d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9b8bc754ce06555bd9921f5d7489d558e6f2a080a35e94b6d9046889cc30d8", kill_on_drop: false }`
[INFO] [stdout] dc9b8bc754ce06555bd9921f5d7489d558e6f2a080a35e94b6d9046889cc30d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b3a6197e3f4b95c7c8b59ad02324fa48731058fe2cd417bb2dd340485f082f48
[INFO] running `Command { std: "docker" "start" "-a" "b3a6197e3f4b95c7c8b59ad02324fa48731058fe2cd417bb2dd340485f082f48", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling parking_lot v0.12.3
[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 13.02s
[INFO] running `Command { std: "docker" "inspect" "b3a6197e3f4b95c7c8b59ad02324fa48731058fe2cd417bb2dd340485f082f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a6197e3f4b95c7c8b59ad02324fa48731058fe2cd417bb2dd340485f082f48", kill_on_drop: false }`
[INFO] [stdout] b3a6197e3f4b95c7c8b59ad02324fa48731058fe2cd417bb2dd340485f082f48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4798f7c7b8d0f80d2d14a63b5577d91b8242f671e2e6a4176179f3678683d013
[INFO] running `Command { std: "docker" "start" "-a" "4798f7c7b8d0f80d2d14a63b5577d91b8242f671e2e6a4176179f3678683d013", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[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)]` 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 4.49s
[INFO] running `Command { std: "docker" "inspect" "4798f7c7b8d0f80d2d14a63b5577d91b8242f671e2e6a4176179f3678683d013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4798f7c7b8d0f80d2d14a63b5577d91b8242f671e2e6a4176179f3678683d013", kill_on_drop: false }`
[INFO] [stdout] 4798f7c7b8d0f80d2d14a63b5577d91b8242f671e2e6a4176179f3678683d013
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8228b1f587ed48f89d61c97f117814704588732dbfd41c7506449e1ff3985d78
[INFO] running `Command { std: "docker" "start" "-a" "8228b1f587ed48f89d61c97f117814704588732dbfd41c7506449e1ff3985d78", 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)]` 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 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/async_rt-81207bdbf30f611d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test rt::tokio::tests::default_abortable_task ... ok
[INFO] [stdout] test rt::tokio::tests::task_unbounded_coroutine ... ok
[INFO] [stdout] test rt::tokio::tests::task_coroutine_with_context ... 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] running `Command { std: "docker" "inspect" "8228b1f587ed48f89d61c97f117814704588732dbfd41c7506449e1ff3985d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8228b1f587ed48f89d61c97f117814704588732dbfd41c7506449e1ff3985d78", kill_on_drop: false }`
[INFO] [stdout] 8228b1f587ed48f89d61c97f117814704588732dbfd41c7506449e1ff3985d78