[INFO] fetching crate async-watch 0.3.1...
[INFO] testing async-watch-0.3.1 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] extracting crate async-watch 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate async-watch 0.3.1 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-watch 0.3.1
[INFO] finished tweaking crates.io crate async-watch 0.3.1
[INFO] tweaked toml for crates.io crate async-watch 0.3.1 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 event-listener v2.5.3
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.8
[INFO] [stderr]   Downloaded async-io v0.1.11
[INFO] [stderr]   Downloaded polling v0.1.9
[INFO] [stderr]   Downloaded parking v1.0.6
[INFO] [stderr]   Downloaded multitask v0.2.0
[INFO] [stderr]   Downloaded scoped-tls v1.0.1
[INFO] [stderr]   Downloaded tokio-test v0.2.1
[INFO] [stderr]   Downloaded vec-arena v0.5.2
[INFO] [stderr]   Downloaded concurrent-queue v1.2.4
[INFO] [stderr]   Downloaded async-executor v0.1.2
[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] d04ee40a48133c4c7f2cd65eb8298691ce7a0c03d9585bc79c3ea6669be5a9eb
[INFO] running `Command { std: "docker" "start" "-a" "d04ee40a48133c4c7f2cd65eb8298691ce7a0c03d9585bc79c3ea6669be5a9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d04ee40a48133c4c7f2cd65eb8298691ce7a0c03d9585bc79c3ea6669be5a9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d04ee40a48133c4c7f2cd65eb8298691ce7a0c03d9585bc79c3ea6669be5a9eb", kill_on_drop: false }`
[INFO] [stdout] d04ee40a48133c4c7f2cd65eb8298691ce7a0c03d9585bc79c3ea6669be5a9eb
[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] 6d904dec2b5a4a3cad5f038b9223d2dd0e85742173f5353c30e2490098dc840c
[INFO] running `Command { std: "docker" "start" "-a" "6d904dec2b5a4a3cad5f038b9223d2dd0e85742173f5353c30e2490098dc840c", kill_on_drop: false }`
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling async-watch v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "6d904dec2b5a4a3cad5f038b9223d2dd0e85742173f5353c30e2490098dc840c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d904dec2b5a4a3cad5f038b9223d2dd0e85742173f5353c30e2490098dc840c", kill_on_drop: false }`
[INFO] [stdout] 6d904dec2b5a4a3cad5f038b9223d2dd0e85742173f5353c30e2490098dc840c
[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] 5806af13655fa88d8efddfcb5136245129cd1c87e2dd2a925771e7021f02556b
[INFO] running `Command { std: "docker" "start" "-a" "5806af13655fa88d8efddfcb5136245129cd1c87e2dd2a925771e7021f02556b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling bytes v0.5.6
[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 fnv v1.0.7
[INFO] [stderr]    Compiling vec-arena v0.5.2
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling parking v1.0.6
[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-watch v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "5806af13655fa88d8efddfcb5136245129cd1c87e2dd2a925771e7021f02556b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5806af13655fa88d8efddfcb5136245129cd1c87e2dd2a925771e7021f02556b", kill_on_drop: false }`
[INFO] [stdout] 5806af13655fa88d8efddfcb5136245129cd1c87e2dd2a925771e7021f02556b
[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] f74487fac381cc029ffe71ba5b66d1b633190302770741b1786babccbbaafb07
[INFO] running `Command { std: "docker" "start" "-a" "f74487fac381cc029ffe71ba5b66d1b633190302770741b1786babccbbaafb07", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/async_watch-f04923ae305cf016)
[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-f45ad55dbe58c33f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test multi_rx ... ok
[INFO] [stdout] test rx_observes_final_value ... ok
[INFO] [stdout] test single_rx_recv ... ok
[INFO] [stdout] test poll_close ... ok
[INFO] [stdout] test send_and_sync_clone ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f74487fac381cc029ffe71ba5b66d1b633190302770741b1786babccbbaafb07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74487fac381cc029ffe71ba5b66d1b633190302770741b1786babccbbaafb07", kill_on_drop: false }`
[INFO] [stdout] f74487fac381cc029ffe71ba5b66d1b633190302770741b1786babccbbaafb07