[INFO] fetching crate async-watch2 0.1.0...
[INFO] testing async-watch2-0.1.0 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take4
[INFO] extracting crate async-watch2 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate async-watch2 0.1.0 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-watch2 0.1.0
[INFO] finished tweaking crates.io crate async-watch2 0.1.0
[INFO] tweaked toml for crates.io crate async-watch2 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-io v0.1.11
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.8
[INFO] [stderr]   Downloaded vec-arena v0.5.2
[INFO] [stderr]   Downloaded polling v0.1.9
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded async-executor v0.1.2
[INFO] [stderr]   Downloaded multitask v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd0d6ecca105672b356780a5bcaf753120b3dc4da7347ce9902abfdd5f190b4d
[INFO] running `Command { std: "docker" "start" "-a" "cd0d6ecca105672b356780a5bcaf753120b3dc4da7347ce9902abfdd5f190b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd0d6ecca105672b356780a5bcaf753120b3dc4da7347ce9902abfdd5f190b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd0d6ecca105672b356780a5bcaf753120b3dc4da7347ce9902abfdd5f190b4d", kill_on_drop: false }`
[INFO] [stdout] cd0d6ecca105672b356780a5bcaf753120b3dc4da7347ce9902abfdd5f190b4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5bd8471733990cf32a93f6ac48c6c6c01aa91be1db21e729b0003466071ca0d4
[INFO] running `Command { std: "docker" "start" "-a" "5bd8471733990cf32a93f6ac48c6c6c01aa91be1db21e729b0003466071ca0d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling async-watch2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "5bd8471733990cf32a93f6ac48c6c6c01aa91be1db21e729b0003466071ca0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd8471733990cf32a93f6ac48c6c6c01aa91be1db21e729b0003466071ca0d4", kill_on_drop: false }`
[INFO] [stdout] 5bd8471733990cf32a93f6ac48c6c6c01aa91be1db21e729b0003466071ca0d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a574cdaedb643a4bc803ef5be89176e65985dd646f72bb54cad9fa5637446ce6
[INFO] running `Command { std: "docker" "start" "-a" "a574cdaedb643a4bc803ef5be89176e65985dd646f72bb54cad9fa5637446ce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling vec-arena v0.5.2
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.4
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling multitask v0.2.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-lite v0.1.11
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling polling v0.1.9
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling async-io v0.1.11
[INFO] [stderr]    Compiling async-executor v0.1.2
[INFO] [stderr]    Compiling tokio-test v0.2.1
[INFO] [stderr]    Compiling async-watch2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "a574cdaedb643a4bc803ef5be89176e65985dd646f72bb54cad9fa5637446ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a574cdaedb643a4bc803ef5be89176e65985dd646f72bb54cad9fa5637446ce6", kill_on_drop: false }`
[INFO] [stdout] a574cdaedb643a4bc803ef5be89176e65985dd646f72bb54cad9fa5637446ce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f2e258c402aa27362396a076b4469e02d26be5427cd77e41794108e82056a1fd
[INFO] running `Command { std: "docker" "start" "-a" "f2e258c402aa27362396a076b4469e02d26be5427cd77e41794108e82056a1fd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/async_watch2-aa07633c48d95470)
[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] [stderr]      Running tests/watch.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/watch-c676aabfa73d8375)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test multi_rx ... ok
[INFO] [stdout] test poll_close ... ok
[INFO] [stdout] test rx_observes_final_value ... ok
[INFO] [stdout] test single_rx_recv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f2e258c402aa27362396a076b4469e02d26be5427cd77e41794108e82056a1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e258c402aa27362396a076b4469e02d26be5427cd77e41794108e82056a1fd", kill_on_drop: false }`
[INFO] [stdout] f2e258c402aa27362396a076b4469e02d26be5427cd77e41794108e82056a1fd