[INFO] fetching crate crossbeam-epoch 0.9.5...
[INFO] testing crossbeam-epoch-0.9.5 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate crossbeam-epoch 0.9.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate crossbeam-epoch 0.9.5 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crossbeam-epoch 0.9.5
[INFO] finished tweaking crates.io crate crossbeam-epoch 0.9.5
[INFO] tweaked toml for crates.io crate crossbeam-epoch 0.9.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate crossbeam-epoch 0.9.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6337ed76a3edc13b53f88958198047cba20a123466a9c6f0a217b77f9e86a68
[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" "b6337ed76a3edc13b53f88958198047cba20a123466a9c6f0a217b77f9e86a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6337ed76a3edc13b53f88958198047cba20a123466a9c6f0a217b77f9e86a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6337ed76a3edc13b53f88958198047cba20a123466a9c6f0a217b77f9e86a68", kill_on_drop: false }`
[INFO] [stdout] b6337ed76a3edc13b53f88958198047cba20a123466a9c6f0a217b77f9e86a68
[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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f8ae3ac3e5bff06d5fac56f3bc551b76b8c331df717e65f1d2800ed9e9c0787
[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" "9f8ae3ac3e5bff06d5fac56f3bc551b76b8c331df717e65f1d2800ed9e9c0787", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stdout] warning: field is never read: `bag`
[INFO] [stdout]    --> src/internal.rs:219:5
[INFO] [stdout]     |
[INFO] [stdout] 219 |     bag: Bag,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "9f8ae3ac3e5bff06d5fac56f3bc551b76b8c331df717e65f1d2800ed9e9c0787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f8ae3ac3e5bff06d5fac56f3bc551b76b8c331df717e65f1d2800ed9e9c0787", kill_on_drop: false }`
[INFO] [stdout] 9f8ae3ac3e5bff06d5fac56f3bc551b76b8c331df717e65f1d2800ed9e9c0787
[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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e8f1fc4d722e3cc416cfa1f65ce27955e64df8136c1f5b670860345acddd407
[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" "3e8f1fc4d722e3cc416cfa1f65ce27955e64df8136c1f5b670860345acddd407", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stdout] warning: field is never read: `bag`
[INFO] [stdout]    --> src/internal.rs:219:5
[INFO] [stdout]     |
[INFO] [stdout] 219 |     bag: Bag,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `bag`
[INFO] [stdout]    --> src/internal.rs:219:5
[INFO] [stdout]     |
[INFO] [stdout] 219 |     bag: Bag,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.87s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e8f1fc4d722e3cc416cfa1f65ce27955e64df8136c1f5b670860345acddd407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e8f1fc4d722e3cc416cfa1f65ce27955e64df8136c1f5b670860345acddd407", kill_on_drop: false }`
[INFO] [stdout] 3e8f1fc4d722e3cc416cfa1f65ce27955e64df8136c1f5b670860345acddd407
[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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bafd8b3dd2d3ab5cfbde3aecb92cdfda99a4eb5898788c788feb8b7cedbba4c8
[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" "bafd8b3dd2d3ab5cfbde3aecb92cdfda99a4eb5898788c788feb8b7cedbba4c8", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `bag`
[INFO] [stderr]    --> src/internal.rs:219:5
[INFO] [stderr]     |
[INFO] [stderr] 219 |     bag: Bag,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `crossbeam-epoch` (lib) generated 1 warning
[INFO] [stderr] warning: `crossbeam-epoch` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crossbeam_epoch-a0ef8dd7b4818ec2)
[INFO] [stdout] running 38 tests
[INFO] [stdout] test atomic::tests::array_init ... ok
[INFO] [stdout] test atomic::tests::valid_tag_i64 ... ok
[INFO] [stdout] test atomic::tests::valid_tag_i8 ... ok
[INFO] [stdout] test deferred::tests::long_slice_usize ... ok
[INFO] [stdout] test collector::tests::drop_array ... ok
[INFO] [stdout] test deferred::tests::boxed_slice_i32 ... ok
[INFO] [stdout] test internal::tests::check_bag ... ok
[INFO] [stdout] test deferred::tests::on_stack ... ok
[INFO] [stdout] test internal::tests::check_defer ... ok
[INFO] [stdout] test sync::list::tests::insert ... ok
[INFO] [stdout] test internal::local_size ... ok
[INFO] [stdout] test sync::list::tests::delete ... ok
[INFO] [stdout] test deferred::tests::string ... ok
[INFO] [stdout] test sync::queue::test::push_pop_1 ... ok
[INFO] [stdout] test default::tests::pin_while_exiting ... ok
[INFO] [stdout] test sync::queue::test::is_empty_dont_pop ... ok
[INFO] [stdout] test sync::queue::test::push_pop_2 ... ok
[INFO] [stdout] test collector::tests::flush_local_bag ... ok
[INFO] [stdout] test collector::tests::garbage_buffering ... ok
[INFO] [stdout] test sync::queue::test::push_try_pop_1 ... ok
[INFO] [stdout] test collector::tests::pin_reentrant ... ok
[INFO] [stdout] test deferred::tests::on_heap ... ok
[INFO] [stdout] test sync::queue::test::push_pop_many_seq ... ok
[INFO] [stdout] test sync::queue::test::push_try_pop_many_seq ... ok
[INFO] [stdout] test sync::queue::test::push_try_pop_2 ... ok
[INFO] [stdout] test sync::list::tests::insert_delete_multi ... ok
[INFO] [stdout] test collector::tests::destroy_array ... ok
[INFO] [stdout] test sync::list::tests::iter_multi ... ok
[INFO] [stdout] test collector::tests::count_destroy ... ok
[INFO] [stdout] test collector::tests::buffering ... ok
[INFO] [stdout] test collector::tests::count_drops ... ok
[INFO] [stdout] test collector::tests::incremental ... ok
[INFO] [stdout] test collector::tests::stress ... ok
[INFO] [stdout] test sync::queue::test::push_try_pop_many_mpmc ... ok
[INFO] [stdout] test collector::tests::pin_holds_advance ... ok
[INFO] [stdout] test sync::queue::test::push_try_pop_many_spsc ... ok
[INFO] [stdout] test sync::queue::test::push_pop_many_spsc ... ok
[INFO] [stdout] test sync::queue::test::push_try_pop_many_spmc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.96s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/loom.rs (/opt/rustwide/target/debug/deps/loom-c0d363714559b695)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests crossbeam-epoch
[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] [stdout] 
[INFO] [stdout] running 56 tests
[INFO] [stdout] test src/atomic.rs - atomic::Array (line 235) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::init (line 319) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::compare_and_set_weak (line 649) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::into_owned (line 783) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::from (line 901) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::from (line 886) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::new (line 304) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::fetch_xor (line 753) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::load (line 361) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::compare_exchange_weak (line 512) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::fetch_or (line 730) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::from (line 857) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::fetch_and (line 707) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::compare_and_set (line 591) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::compare_exchange (line 456) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::load_consume (line 387) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::null (line 340) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Owned<T>::from_raw (line 978) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Owned<T>::from (line 1140) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Pointable (line 144) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Owned<T>::with_tag (line 1069) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Owned<T>::init (line 1025) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::store (line 405) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Owned<T>::into_box (line 993) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Owned<T>::new (line 1010) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Owned<T>::tag (line 1054) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Shared::as_ref (line 1373) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Shared::as_raw (line 1216) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard::defer_destroy (line 227) ... ignored
[INFO] [stdout] test src/atomic.rs - atomic::Atomic<T>::swap (line 425) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Shared::deref_mut (line 1326) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Owned<T>::into_shared (line 1038) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard::defer_unchecked (line 142) ... ignored
[INFO] [stdout] test src/atomic.rs - atomic::Shared::deref (line 1293) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Shared::from (line 1475) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Shared::with_tag (line 1447) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Shared::tag (line 1427) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Shared::null (line 1240) ... ok
[INFO] [stdout] test src/sync/list.rs - sync::list::IsElement (line 28) ... ignored
[INFO] [stdout] test src/sync/list.rs - sync::list::IsElement (line 59) ... ignored
[INFO] [stdout] test src/sync/list.rs - sync::list::IsElement::element_of (line 73) ... ignored
[INFO] [stdout] test src/guard.rs - guard::Guard (line 17) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Shared::is_null (line 1257) ... ok
[INFO] [stdout] test src/collector.rs - collector::fmt (line 5) ... ok
[INFO] [stdout] test src/atomic.rs - atomic::Shared::into_owned (line 1407) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard (line 32) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard (line 57) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard::defer_unchecked (line 159) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard::flush (line 282) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard::collector (line 391) ... ok
[INFO] [stdout] test src/guard.rs - guard::unprotected (line 435) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard::defer_destroy (line 244) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard::repin_after (line 342) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard::repin (line 308) ... ok
[INFO] [stdout] test src/guard.rs - guard::Guard::defer_unchecked (line 122) ... ok
[INFO] [stdout] test src/guard.rs - guard::unprotected (line 465) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 51 passed; 0 failed; 5 ignored; 0 measured; 0 filtered out; finished in 13.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bafd8b3dd2d3ab5cfbde3aecb92cdfda99a4eb5898788c788feb8b7cedbba4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bafd8b3dd2d3ab5cfbde3aecb92cdfda99a4eb5898788c788feb8b7cedbba4c8", kill_on_drop: false }`
[INFO] [stdout] bafd8b3dd2d3ab5cfbde3aecb92cdfda99a4eb5898788c788feb8b7cedbba4c8