[INFO] fetching crate refpool 0.4.3...
[INFO] testing refpool-0.4.3 against 1.95.0 for beta-1.96-2
[INFO] extracting crate refpool 0.4.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate refpool 0.4.3
[INFO] finished tweaking crates.io crate refpool 0.4.3
[INFO] tweaked toml for crates.io crate refpool 0.4.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate refpool 0.4.3 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a49e4593a4a676e6fbe3f5c85f864c7ae4d899896c29940f9c17d86eaa9f931
[INFO] running `Command { std: "docker" "start" "-a" "2a49e4593a4a676e6fbe3f5c85f864c7ae4d899896c29940f9c17d86eaa9f931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a49e4593a4a676e6fbe3f5c85f864c7ae4d899896c29940f9c17d86eaa9f931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a49e4593a4a676e6fbe3f5c85f864c7ae4d899896c29940f9c17d86eaa9f931", kill_on_drop: false }`
[INFO] [stdout] 2a49e4593a4a676e6fbe3f5c85f864c7ae4d899896c29940f9c17d86eaa9f931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 142dc3a2260b7847d7cfc48a4012c358b33c158aaf5a7a1e996efc16df37b056
[INFO] running `Command { std: "docker" "start" "-a" "142dc3a2260b7847d7cfc48a4012c358b33c158aaf5a7a1e996efc16df37b056", kill_on_drop: false }`
[INFO] [stderr]    Compiling refpool v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `cast` is never used
[INFO] [stdout]   --> src/pointer.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub(crate) trait Pointer<A>: std::fmt::Pointer {
[INFO] [stdout]    |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn cast<B>(self) -> *mut B;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "142dc3a2260b7847d7cfc48a4012c358b33c158aaf5a7a1e996efc16df37b056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "142dc3a2260b7847d7cfc48a4012c358b33c158aaf5a7a1e996efc16df37b056", kill_on_drop: false }`
[INFO] [stdout] 142dc3a2260b7847d7cfc48a4012c358b33c158aaf5a7a1e996efc16df37b056
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fe7c089a3885a4265a354093462ac1cc5c2ad44385f8b0eaab6c10c8601ec01
[INFO] running `Command { std: "docker" "start" "-a" "7fe7c089a3885a4265a354093462ac1cc5c2ad44385f8b0eaab6c10c8601ec01", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stdout] warning: method `cast` is never used
[INFO] [stdout]   --> src/pointer.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub(crate) trait Pointer<A>: std::fmt::Pointer {
[INFO] [stdout]    |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn cast<B>(self) -> *mut B;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling refpool v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `cast` is never used
[INFO] [stdout]   --> src/pointer.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub(crate) trait Pointer<A>: std::fmt::Pointer {
[INFO] [stdout]    |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn cast<B>(self) -> *mut B;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.87s
[INFO] running `Command { std: "docker" "inspect" "7fe7c089a3885a4265a354093462ac1cc5c2ad44385f8b0eaab6c10c8601ec01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe7c089a3885a4265a354093462ac1cc5c2ad44385f8b0eaab6c10c8601ec01", kill_on_drop: false }`
[INFO] [stdout] 7fe7c089a3885a4265a354093462ac1cc5c2ad44385f8b0eaab6c10c8601ec01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f57e15aa5f07d96af72dbc7f7a488593abce18892420c9f0e611e108724882e
[INFO] running `Command { std: "docker" "start" "-a" "9f57e15aa5f07d96af72dbc7f7a488593abce18892420c9f0e611e108724882e", kill_on_drop: false }`
[INFO] [stderr] warning: method `cast` is never used
[INFO] [stderr]   --> src/pointer.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr]  7 | pub(crate) trait Pointer<A>: std::fmt::Pointer {
[INFO] [stderr]    |                  ------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 10 |     fn cast<B>(self) -> *mut B;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `refpool` (lib) generated 1 warning
[INFO] [stderr] warning: `refpool` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/refpool-d12aed330f5e5c5c)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::dropping_null ... ok
[INFO] [stdout] test test::option_of_ref_size_equals_ref_size ... ok
[INFO] [stdout] test test::dropping_sized ... ok
[INFO] [stdout] test test::unwrap_or_clone ... ok
[INFO] [stdout] test test::allocate_and_deallocate_a_bit ... ok
[INFO] [stdout] test test::null_pool_antics ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests refpool
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    --> src/lib.rs:151:5
[INFO] [stderr]     |
[INFO] [stderr] 151 |     missing_doc_code_examples
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    --> src/lib.rs:151:5
[INFO] [stderr]     |
[INFO] [stderr] 151 |     missing_doc_code_examples
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the `rustdoc::missing_doc_code_examples` lint is unstable
[INFO] [stderr]     = note: see issue #101730 <https://github.com/rust-lang/rust/issues/101730> for more information
[INFO] [stderr]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test src/box_handle.rs - box_handle::PoolBox<A>::new (line 70) ... ok
[INFO] [stdout] test src/pool.rs - pool::Pool<A>::fill (line 111) ... ok
[INFO] [stdout] test src/pool.rs - pool::Pool<A>::filled (line 145) ... ok
[INFO] [stdout] test src/box_handle.rs - box_handle::PoolBox<A>::pin (line 140) ... ok
[INFO] [stdout] test src/box_handle.rs - box_handle::PoolBox<A>::pin_default (line 121) ... ok
[INFO] [stdout] test src/pool.rs - pool::Pool<A>::cast (line 170) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::clone_from (line 88) ... ok
[INFO] [stdout] test src/box_handle.rs - box_handle::PoolBox<A>::clone_from (line 95) ... ok
[INFO] [stdout] test src/box_handle.rs - box_handle::PoolBox<A>::clone (line 250) ... ok
[INFO] [stdout] test src/pool.rs - pool::Pool<A>::filled (line 137) ... ok
[INFO] [stdout] test src/box_handle.rs - box_handle::PoolBox<A>::from_raw (line 203) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::cloned (line 153) ... ok
[INFO] [stdout] test src/pool.rs - pool::Pool (line 28) ... ok
[INFO] [stdout] test src/box_handle.rs - box_handle::PoolBox<A>::default (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 87) ... ok
[INFO] [stdout] test src/box_handle.rs - box_handle::PoolBox<A>::ptr_eq (line 156) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::get_mut (line 215) ... ok
[INFO] [stdout] test src/pool.rs - pool::Pool<A>::fmt (line 221) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::new (line 63) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::try_unwrap (line 255) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::unwrap_or_clone (line 286) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::pin (line 133) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::default (line 33) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::from_raw (line 364) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::pin_default (line 114) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::strong_count (line 325) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::try_unwrap (line 246) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::make_mut (line 182) ... ok
[INFO] [stdout] test src/ref_handle.rs - ref_handle::PoolRef<A>::ptr_eq (line 310) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f57e15aa5f07d96af72dbc7f7a488593abce18892420c9f0e611e108724882e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f57e15aa5f07d96af72dbc7f7a488593abce18892420c9f0e611e108724882e", kill_on_drop: false }`
[INFO] [stdout] 9f57e15aa5f07d96af72dbc7f7a488593abce18892420c9f0e611e108724882e
