[INFO] fetching crate once_cell 1.5.2...
[INFO] testing once_cell-1.5.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate once_cell 1.5.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate once_cell 1.5.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate once_cell 1.5.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate once_cell 1.5.2
[INFO] tweaked toml for crates.io crate once_cell 1.5.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate once_cell 1.5.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8128324141b94897a7dfcbabfa28bdb558f74252e5ce40d2426f70f7b328df9b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8128324141b94897a7dfcbabfa28bdb558f74252e5ce40d2426f70f7b328df9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8128324141b94897a7dfcbabfa28bdb558f74252e5ce40d2426f70f7b328df9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8128324141b94897a7dfcbabfa28bdb558f74252e5ce40d2426f70f7b328df9b", kill_on_drop: false }`
[INFO] [stdout] 8128324141b94897a7dfcbabfa28bdb558f74252e5ce40d2426f70f7b328df9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b6b7b7b859facc08f0fb9e2f9de17b7e8bc9893d602d98ca28592ee6bd32a94
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4b6b7b7b859facc08f0fb9e2f9de17b7e8bc9893d602d98ca28592ee6bd32a94", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "4b6b7b7b859facc08f0fb9e2f9de17b7e8bc9893d602d98ca28592ee6bd32a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6b7b7b859facc08f0fb9e2f9de17b7e8bc9893d602d98ca28592ee6bd32a94", kill_on_drop: false }`
[INFO] [stdout] 4b6b7b7b859facc08f0fb9e2f9de17b7e8bc9893d602d98ca28592ee6bd32a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5a75e372b9cd65a0ebbe4007a2c98d875130154259e5a4f01207ce60ab39dbd
[INFO] running `Command { std: "docker" "start" "-a" "e5a75e372b9cd65a0ebbe4007a2c98d875130154259e5a4f01207ce60ab39dbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ucd-util v0.1.4
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.9
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling regex v1.2.0
[INFO] [stderr]    Compiling once_cell v1.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `Command { std: "docker" "inspect" "e5a75e372b9cd65a0ebbe4007a2c98d875130154259e5a4f01207ce60ab39dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5a75e372b9cd65a0ebbe4007a2c98d875130154259e5a4f01207ce60ab39dbd", kill_on_drop: false }`
[INFO] [stdout] e5a75e372b9cd65a0ebbe4007a2c98d875130154259e5a4f01207ce60ab39dbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e27ace977e4d96e5f6cffa338f6f663782ecc8225df4b830430efb6b7af4982
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3e27ace977e4d96e5f6cffa338f6f663782ecc8225df4b830430efb6b7af4982", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/once_cell-ae8118e445b8b92f
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test imp::tests::smoke_once ... ok
[INFO] [stdout] test imp::tests::test_size ... ok
[INFO] [stdout] test imp::tests::stampede_once ... ok
[INFO] [stdout] test imp::tests::poison_bad ... ok
[INFO] [stdout] test imp::tests::wait_for_force_to_finish ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/it-f7144017dc35dd2f
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test sync::arrrrrrrrrrrrrrrrrrrrrr ... ok
[INFO] [stdout] test sync::clone ... ok
[INFO] [stdout] test sync::eval_once_macro ... ok
[INFO] [stdout] test sync::debug_impl ... ok
[INFO] [stdout] test sync::into_inner ... ok
[INFO] [stdout] test sync::lazy_default ... ok
[INFO] [stdout] test sync::from_impl ... ok
[INFO] [stdout] test sync::lazy_deref_mut ... ok
[INFO] [stdout] test sync::get_does_not_block ... 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_get_mut ... ok
[INFO] [stdout] test sync::once_cell_drop ... ok
[INFO] [stdout] test sync::once_cell_get_unchecked ... ok
[INFO] [stdout] test sync::once_cell_is_sync_send ... 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::lazy_default ... ok
[INFO] [stdout] test unsync::lazy_deref_mut ... ok
[INFO] [stdout] test unsync::debug_impl ... ok
[INFO] [stdout] test unsync::aliasing_in_get ... ok
[INFO] [stdout] test unsync::clone ... ok
[INFO] [stdout] test unsync::lazy_new ... ok
[INFO] [stdout] test sync::static_lazy_via_fn ... ok
[INFO] [stdout] test unsync::into_inner ... ok
[INFO] [stdout] test unsync::from_impl ... ok
[INFO] [stdout] test unsync::partialeq_impl ... ok
[INFO] [stdout] test unsync::once_cell ... ok
[INFO] [stdout] test unsync::once_cell_drop ... ok
[INFO] [stdout] test unsync::unsync_once_cell_drop_empty ... ok
[INFO] [stdout] test unsync::once_cell_get_mut ... ok
[INFO] [stdout] test sync::get_or_try_init ... ok
[INFO] [stdout] test unsync::reentrant_init ... ok
[INFO] [stdout] test sync::lazy_poisoning ... 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] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests once_cell
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/lib.rs - (line 7) ... ignored
[INFO] [stdout] test src/lib.rs - sync::_dummy (line 1028) ... ok
[INFO] [stdout] test src/lib.rs - (line 122) ... ok
[INFO] [stdout] test src/lib.rs - (line 148) ... ok
[INFO] [stdout] test src/lib.rs - sync::Lazy<T, F>::force (line 991) ... ok
[INFO] [stdout] test src/lib.rs - (line 162) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 107) ... ok
[INFO] [stdout] test src/lib.rs - sync::OnceCell<T>::get_or_init (line 820) ... ok
[INFO] [stdout] test src/lib.rs - sync::OnceCell<T>::get_or_try_init (line 854) ... ok
[INFO] [stdout] test src/lib.rs - sync::_dummy (line 1036) ... ok
[INFO] [stdout] test src/lib.rs - sync::OnceCell<T>::into_inner (line 907) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] test src/lib.rs - sync::OnceCell<T>::set (line 778) ... ok
[INFO] [stdout] test src/lib.rs - sync::OnceCell<T>::take (line 887) ... ok
[INFO] [stdout] test src/lib.rs - sync::OnceCell (line 671) ... ok
[INFO] [stdout] test src/lib.rs - (line 84) ... ok
[INFO] [stdout] test src/lib.rs - sync::Lazy (line 928) ... ok
[INFO] [stdout] test src/lib.rs - unsync::Lazy (line 553) ... ok
[INFO] [stdout] test src/lib.rs - unsync::OnceCell<T>::get_or_init (line 445) ... ok
[INFO] [stdout] test src/lib.rs - unsync::Lazy<T, F>::force (line 611) ... ok
[INFO] [stdout] test src/lib.rs - unsync::OnceCell<T>::get_or_try_init (line 478) ... ok
[INFO] [stdout] test src/lib.rs - unsync::OnceCell<T>::into_inner (line 533) ... ok
[INFO] [stdout] test src/lib.rs - unsync::Lazy<T, F>::new (line 588) ... ok
[INFO] [stdout] test src/lib.rs - unsync::OnceCell (line 312) ... ok
[INFO] [stdout] test src/lib.rs - unsync::OnceCell<T>::set (line 408) ... ok
[INFO] [stdout] test src/lib.rs - unsync::OnceCell<T>::take (line 512) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e27ace977e4d96e5f6cffa338f6f663782ecc8225df4b830430efb6b7af4982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e27ace977e4d96e5f6cffa338f6f663782ecc8225df4b830430efb6b7af4982", kill_on_drop: false }`
[INFO] [stdout] 3e27ace977e4d96e5f6cffa338f6f663782ecc8225df4b830430efb6b7af4982