[INFO] fetching crate maskerad_object_pool 0.3.0...
[INFO] testing maskerad_object_pool-0.3.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate maskerad_object_pool 0.3.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate maskerad_object_pool 0.3.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maskerad_object_pool 0.3.0
[INFO] finished tweaking crates.io crate maskerad_object_pool 0.3.0
[INFO] tweaked toml for crates.io crate maskerad_object_pool 0.3.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f70bf7324d09bb69d80e7c5ffa8417d9e924888ad4793e317829ad68b340319
[INFO] running `Command { std: "docker" "start" "-a" "2f70bf7324d09bb69d80e7c5ffa8417d9e924888ad4793e317829ad68b340319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f70bf7324d09bb69d80e7c5ffa8417d9e924888ad4793e317829ad68b340319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f70bf7324d09bb69d80e7c5ffa8417d9e924888ad4793e317829ad68b340319", kill_on_drop: false }`
[INFO] [stdout] 2f70bf7324d09bb69d80e7c5ffa8417d9e924888ad4793e317829ad68b340319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d606983d828d26d2aeb65d13a7526b20a6c98ad28eb984d1efa42751de516d1
[INFO] running `Command { std: "docker" "start" "-a" "0d606983d828d26d2aeb65d13a7526b20a6c98ad28eb984d1efa42751de516d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling maskerad_object_pool v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "0d606983d828d26d2aeb65d13a7526b20a6c98ad28eb984d1efa42751de516d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d606983d828d26d2aeb65d13a7526b20a6c98ad28eb984d1efa42751de516d1", kill_on_drop: false }`
[INFO] [stdout] 0d606983d828d26d2aeb65d13a7526b20a6c98ad28eb984d1efa42751de516d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06f74f262f865fcc891febd7b60d7c19139e88c3d1dce656ed2593d4a8dd39e9
[INFO] running `Command { std: "docker" "start" "-a" "06f74f262f865fcc891febd7b60d7c19139e88c3d1dce656ed2593d4a8dd39e9", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling maskerad_object_pool v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "06f74f262f865fcc891febd7b60d7c19139e88c3d1dce656ed2593d4a8dd39e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f74f262f865fcc891febd7b60d7c19139e88c3d1dce656ed2593d4a8dd39e9", kill_on_drop: false }`
[INFO] [stdout] 06f74f262f865fcc891febd7b60d7c19139e88c3d1dce656ed2593d4a8dd39e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9b9091ae305fc24e3e10b94bfc2b919b1a93c34971b0d94a97444486f818c31
[INFO] running `Command { std: "docker" "start" "-a" "a9b9091ae305fc24e3e10b94bfc2b919b1a93c34971b0d94a97444486f818c31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:37:32
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `maskerad_object_pool` (lib) generated 1 warning
[INFO] [stderr] warning: `maskerad_object_pool` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maskerad_object_pool-7889ee58ad5f94bd)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test concurrent_pool_allocator::refcounted_objectpool_tests::test_create_no_more_objects ... ok
[INFO] [stdout] test concurrent_pool_allocator::refcounted_objectpool_tests::test_create_strict ... ok
[INFO] [stdout] test concurrent_pool_allocator::refcounted_objectpool_tests::test_drop_wrapper_around_smart_pointer ... ok
[INFO] [stdout] test concurrent_pool_allocator::refcounted_objectpool_tests::test_is_used_at_initialization ... ok
[INFO] [stdout] test concurrent_pool_allocator::refcounted_objectpool_tests::test_len ... ok
[INFO] [stdout] test refcounted_pool_allocator::refcounted_objectpool_tests::test_create_no_more_objects ... ok
[INFO] [stdout] test concurrent_pool_allocator::refcounted_objectpool_tests::test_modify_inner_value ... ok
[INFO] [stdout] test refcounted_pool_allocator::refcounted_objectpool_tests::test_create_strict ... ok
[INFO] [stdout] test refcounted_pool_allocator::refcounted_objectpool_tests::test_drop_wrapper_around_smart_pointer ... ok
[INFO] [stdout] test refcounted_pool_allocator::refcounted_objectpool_tests::test_is_used_at_initialization ... ok
[INFO] [stdout] test refcounted_pool_allocator::refcounted_objectpool_tests::test_len ... ok
[INFO] [stdout] test refcounted_pool_allocator::refcounted_objectpool_tests::test_modify_inner_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maskerad_object_pool
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/refcounted_pool_allocator.rs - refcounted_pool_allocator::RcPool<T>::with_capacity (line 88) ... ok
[INFO] [stdout] test src/refcounted_pool_allocator.rs - refcounted_pool_allocator::RcPool<T>::capacity (line 384) ... ok
[INFO] [stdout] test src/refcounted_pool_allocator.rs - refcounted_pool_allocator::RcPool<T>::create (line 267) ... ok
[INFO] [stdout] test src/refcounted_pool_allocator.rs - refcounted_pool_allocator::RcPool<T>::nb_unused (line 333) ... ok
[INFO] [stdout] test src/concurrent_pool_allocator.rs - concurrent_pool_allocator::ArcPool<T>::capacity (line 382) ... ok
[INFO] [stdout] test src/concurrent_pool_allocator.rs - concurrent_pool_allocator::ArcPool<T>::create (line 266) ... ok
[INFO] [stdout] test src/refcounted_pool_allocator.rs - refcounted_pool_allocator::RcPool<T>::pool_slice (line 140) ... ok
[INFO] [stdout] test src/concurrent_pool_allocator.rs - concurrent_pool_allocator::ArcPool<T>::pool_slice (line 141) ... ok
[INFO] [stdout] test src/refcounted_pool_allocator.rs - refcounted_pool_allocator::RcPool<T>::create_strict (line 197) ... ok
[INFO] [stdout] test src/refcounted_pool_handler.rs - refcounted_pool_handler::RcHandle<T>::borrow (line 51) ... ok
[INFO] [stdout] test src/concurrent_pool_handler.rs - concurrent_pool_handler::ArcHandle<T>::write (line 189) ... ok
[INFO] [stdout] test src/refcounted_pool_handler.rs - refcounted_pool_handler::RcHandle<T>::as_ptr (line 293) ... ok
[INFO] [stdout] test src/concurrent_pool_allocator.rs - concurrent_pool_allocator::ArcPool<T>::create_strict (line 196) ... ok
[INFO] [stdout] test src/refcounted_pool_handler.rs - refcounted_pool_handler::RcHandle<T>::try_borrow_mut (line 233) ... ok
[INFO] [stdout] test src/concurrent_pool_allocator.rs - concurrent_pool_allocator::ArcPool<T>::nb_unused (line 332) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/concurrent_pool_allocator.rs - concurrent_pool_allocator::ArcPool (line 18) ... ok
[INFO] [stdout] test src/concurrent_pool_allocator.rs - concurrent_pool_allocator::ArcPool<T>::with_capacity (line 89) ... ok
[INFO] [stdout] test src/concurrent_pool_handler.rs - concurrent_pool_handler::ArcHandle<T>::try_read (line 120) ... ok
[INFO] [stdout] test src/refcounted_pool_allocator.rs - refcounted_pool_allocator::RcPool (line 18) ... ok
[INFO] [stdout] test src/refcounted_pool_handler.rs - refcounted_pool_handler::RcHandle<T>::try_borrow (line 109) ... ok
[INFO] [stdout] test src/refcounted_pool_handler.rs - refcounted_pool_handler::RcHandle<T>::borrow_mut (line 174) ... ok
[INFO] [stdout] test src/concurrent_pool_handler.rs - concurrent_pool_handler::ArcHandle<T>::try_write (line 254) ... ok
[INFO] [stdout] test src/concurrent_pool_handler.rs - concurrent_pool_handler::ArcHandle<T>::read (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a9b9091ae305fc24e3e10b94bfc2b919b1a93c34971b0d94a97444486f818c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9b9091ae305fc24e3e10b94bfc2b919b1a93c34971b0d94a97444486f818c31", kill_on_drop: false }`
[INFO] [stdout] a9b9091ae305fc24e3e10b94bfc2b919b1a93c34971b0d94a97444486f818c31