[INFO] fetching crate once_cell 1.16.0...
[INFO] testing once_cell-1.16.0 against try#8dae881ac166f8debe04e17604ebbe2ab47083fd+target=i686-unknown-linux-musl for musl_upgrade_test
[INFO] extracting crate once_cell 1.16.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate once_cell 1.16.0 on toolchain 8dae881ac166f8debe04e17604ebbe2ab47083fd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate once_cell 1.16.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate once_cell 1.16.0
[INFO] tweaked toml for crates.io crate once_cell 1.16.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate once_cell 1.16.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.1
[INFO] [stderr]   Downloaded once_cell v1.14.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.11
[INFO] [stderr]   Downloaded parking_lot_core v0.9.3
[INFO] [stderr]   Downloaded critical-section v1.1.1
[INFO] [stderr]   Downloaded smallvec v1.9.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.36.1
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.36.1
[INFO] [stderr]   Downloaded libc v0.2.132
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.36.1
[INFO] [stderr]   Downloaded windows_i686_msvc v0.36.1
[INFO] [stderr]   Downloaded windows_i686_gnu v0.36.1
[INFO] [stderr]   Downloaded windows-sys v0.36.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df7f7b0f9c5f7070dfd7be2f3092ceee9799b9b342aa9a425709ad3cf68c3548
[INFO] running `Command { std: "docker" "start" "-a" "df7f7b0f9c5f7070dfd7be2f3092ceee9799b9b342aa9a425709ad3cf68c3548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df7f7b0f9c5f7070dfd7be2f3092ceee9799b9b342aa9a425709ad3cf68c3548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7f7b0f9c5f7070dfd7be2f3092ceee9799b9b342aa9a425709ad3cf68c3548", kill_on_drop: false }`
[INFO] [stdout] df7f7b0f9c5f7070dfd7be2f3092ceee9799b9b342aa9a425709ad3cf68c3548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 86177288f9ba655f8cf5bb3bfaef5c5a6741b9a785394b9d1261128ec6cd04c5
[INFO] running `Command { std: "docker" "start" "-a" "86177288f9ba655f8cf5bb3bfaef5c5a6741b9a785394b9d1261128ec6cd04c5", 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] [stderr]    Compiling once_cell v1.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "86177288f9ba655f8cf5bb3bfaef5c5a6741b9a785394b9d1261128ec6cd04c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86177288f9ba655f8cf5bb3bfaef5c5a6741b9a785394b9d1261128ec6cd04c5", kill_on_drop: false }`
[INFO] [stdout] 86177288f9ba655f8cf5bb3bfaef5c5a6741b9a785394b9d1261128ec6cd04c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 770b04614a792efa915daa189c2798ca8e31f4917627094e55d98964878c882b
[INFO] running `Command { std: "docker" "start" "-a" "770b04614a792efa915daa189c2798ca8e31f4917627094e55d98964878c882b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling critical-section v1.1.1
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling once_cell v1.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.86s
[INFO] running `Command { std: "docker" "inspect" "770b04614a792efa915daa189c2798ca8e31f4917627094e55d98964878c882b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770b04614a792efa915daa189c2798ca8e31f4917627094e55d98964878c882b", kill_on_drop: false }`
[INFO] [stdout] 770b04614a792efa915daa189c2798ca8e31f4917627094e55d98964878c882b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2a60cd49606e868bf60e547fc174f4cc68fd432c2ac3e8304eb987c618f606f8
[INFO] running `Command { std: "docker" "start" "-a" "2a60cd49606e868bf60e547fc174f4cc68fd432c2ac3e8304eb987c618f606f8", 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/once_cell-56a466eceeddb99f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test imp::tests::smoke_once ... ok
[INFO] [stdout] test imp::tests::stampede_once ... ok
[INFO] [stdout] test imp::tests::wait_for_force_to_finish ... ok
[INFO] [stdout] test imp::tests::poison_bad ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/it.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/it-0a7b04746b2f4545)
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test race::once_bool_set ... ok
[INFO] [stdout] test race::once_non_zero_usize_set ... ok
[INFO] [stdout] test race::once_bool_smoke_test ... ok
[INFO] [stdout] test race_once_box::once_box_default ... ok
[INFO] [stdout] test race::once_non_zero_usize_smoke_test ... ok
[INFO] [stdout] test race_once_box::once_box_reentrant ... ok
[INFO] [stdout] test race::once_non_zero_usize_first_wins ... ok
[INFO] [stdout] test race_once_box::once_box_set ... ok
[INFO] [stdout] test sync::arrrrrrrrrrrrrrrrrrrrrr ... ok
[INFO] [stdout] test sync::clone ... ok
[INFO] [stdout] test sync::eval_once_macro ... ok
[INFO] [stdout] test sync::from_impl ... ok
[INFO] [stdout] test sync::lazy_default ... ok
[INFO] [stdout] test sync::lazy_into_value ... ok
[INFO] [stdout] test sync::once_cell_get_unchecked ... ok
[INFO] [stdout] test sync::debug_impl ... ok
[INFO] [stdout] test sync::lazy_deref_mut ... ok
[INFO] [stdout] test sync::lazy_new ... ok
[INFO] [stdout] test sync::once_cell ... ok
[INFO] [stdout] test sync::once_cell_drop_empty ... ok
[INFO] [stdout] test sync::once_cell_is_sync_send ... ok
[INFO] [stdout] test sync::into_inner ... ok
[INFO] [stdout] test sync::once_cell_drop ... ok
[INFO] [stdout] test sync::once_cell_get_mut ... ok
[INFO] [stdout] test sync::get_does_not_block ... ok
[INFO] [stdout] test sync::once_cell_with_value ... ok
[INFO] [stdout] test race_once_box::once_box_first_wins ... ok
[INFO] [stdout] test sync::partialeq_impl ... ok
[INFO] [stdout] test sync::static_lazy ... ok
[INFO] [stdout] test unsync::arrrrrrrrrrrrrrrrrrrrrr ... ok
[INFO] [stdout] test unsync::clone ... ok
[INFO] [stdout] test unsync::debug_impl ... ok
[INFO] [stdout] test unsync::lazy_default ... ok
[INFO] [stdout] test unsync::lazy_get_mut ... ok
[INFO] [stdout] test unsync::lazy_into_value ... ok
[INFO] [stdout] test unsync::aliasing_in_get ... ok
[INFO] [stdout] test sync::static_lazy_via_fn ... ok
[INFO] [stdout] test sync::wait ... ok
[INFO] [stdout] test unsync::into_inner ... ok
[INFO] [stdout] test unsync::from_impl ... ok
[INFO] [stdout] test unsync::lazy_deref_mut ... ok
[INFO] [stdout] test unsync::lazy_force_mut ... ok
[INFO] [stdout] test unsync::once_cell ... ok
[INFO] [stdout] test unsync::once_cell_get_mut ... ok
[INFO] [stdout] test unsync::lazy_new ... ok
[INFO] [stdout] test unsync::once_cell_with_value ... ok
[INFO] [stdout] test unsync::once_cell_drop ... ok
[INFO] [stdout] test unsync::partialeq_impl ... ok
[INFO] [stdout] test unsync::unsync_once_cell_drop_empty ... ok
[INFO] [stdout] test race_once_box::once_box_smoke_test ... ok
[INFO] [stdout] test sync::get_or_try_init ... ok
[INFO] [stdout] test sync::lazy_poisoning ... ok
[INFO] [stdout] test unsync::reentrant_init - should panic ... ok
[INFO] [stdout] test unsync::lazy_poisoning ... ok
[INFO] [stdout] test sync::once_cell_does_not_leak_partially_constructed_boxes ... ok
[INFO] [stdout] test sync::reentrant_init ... ok
[INFO] [stdout] test sync::get_or_init_stress ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 43.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a60cd49606e868bf60e547fc174f4cc68fd432c2ac3e8304eb987c618f606f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a60cd49606e868bf60e547fc174f4cc68fd432c2ac3e8304eb987c618f606f8", kill_on_drop: false }`
[INFO] [stdout] 2a60cd49606e868bf60e547fc174f4cc68fd432c2ac3e8304eb987c618f606f8