[INFO] fetching crate fasters 0.4.0...
[INFO] testing fasters-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fasters 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fasters 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fasters 0.4.0
[INFO] finished tweaking crates.io crate fasters 0.4.0
[INFO] tweaked toml for crates.io crate fasters 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95f75856faf44dd74e7b3c5d5bd26852d2fc67fa3843111e258e368ed169d3b2
[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" "95f75856faf44dd74e7b3c5d5bd26852d2fc67fa3843111e258e368ed169d3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95f75856faf44dd74e7b3c5d5bd26852d2fc67fa3843111e258e368ed169d3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95f75856faf44dd74e7b3c5d5bd26852d2fc67fa3843111e258e368ed169d3b2", kill_on_drop: false }`
[INFO] [stdout] 95f75856faf44dd74e7b3c5d5bd26852d2fc67fa3843111e258e368ed169d3b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3d230328e09d575e55d0ddca0f28a7558a9f71bce04441933d0d3dcbcb96b8f
[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" "a3d230328e09d575e55d0ddca0f28a7558a9f71bce04441933d0d3dcbcb96b8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling bitvec v0.18.5
[INFO] [stderr]    Compiling roxmltree v0.13.1
[INFO] [stderr]    Compiling rust-embed-utils v5.1.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling rust-embed-impl v5.9.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling rust-embed v5.9.0
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling fasters_derive v0.4.0
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling fasters v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/app/fix42.rs:9:7
[INFO] [stdout]    |
[INFO] [stdout] 9  |     #[fasters(msg_type = "TODO")]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 10 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stdout]    |                            ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/app/fix42.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 |     #[fasters(msg_type = "TODO")]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 70 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stdout]    |                            ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this attribute can only be applied at the crate level
[INFO] [stdout]   --> src/stream_iterator.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![doc(html_root_url = "https://docs.rs/streaming-iterator/0.1")]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heartbeat_sleep`
[INFO] [stdout]    --> src/session/classic.rs:525:25
[INFO] [stdout]     |
[INFO] [stdout] 525 |             tokio::pin!(heartbeat_sleep);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heartbeat_sleep`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:33:9
[INFO] [stdout]     |
[INFO] [stdout] 33  | #![deny(unused, missing_debug_implementations, clippy::useless_conversion)]
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_variables)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.68s
[INFO] running `Command { std: "docker" "inspect" "a3d230328e09d575e55d0ddca0f28a7558a9f71bce04441933d0d3dcbcb96b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d230328e09d575e55d0ddca0f28a7558a9f71bce04441933d0d3dcbcb96b8f", kill_on_drop: false }`
[INFO] [stdout] a3d230328e09d575e55d0ddca0f28a7558a9f71bce04441933d0d3dcbcb96b8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f8a1211644d836874819c85d9b5895e9e6575d22e715d9211261f37c4f51788
[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" "3f8a1211644d836874819c85d9b5895e9e6575d22e715d9211261f37c4f51788", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive_arbitrary v0.4.7
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/app/fix42.rs:9:7
[INFO] [stdout]    |
[INFO] [stdout] 9  |     #[fasters(msg_type = "TODO")]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 10 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stdout]    |                            ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/app/fix42.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 |     #[fasters(msg_type = "TODO")]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 70 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stdout]    |                            ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this attribute can only be applied at the crate level
[INFO] [stdout]   --> src/stream_iterator.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![doc(html_root_url = "https://docs.rs/streaming-iterator/0.1")]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heartbeat_sleep`
[INFO] [stdout]    --> src/session/classic.rs:525:25
[INFO] [stdout]     |
[INFO] [stdout] 525 |             tokio::pin!(heartbeat_sleep);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heartbeat_sleep`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:33:9
[INFO] [stdout]     |
[INFO] [stdout] 33  | #![deny(unused, missing_debug_implementations, clippy::useless_conversion)]
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_variables)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling quickcheck_derive v0.3.0
[INFO] [stderr]    Compiling arbitrary v0.4.7
[INFO] [stderr]    Compiling fasters v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/app/fix42.rs:9:7
[INFO] [stdout]    |
[INFO] [stdout] 9  |     #[fasters(msg_type = "TODO")]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 10 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stdout]    |                            ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/app/fix42.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 |     #[fasters(msg_type = "TODO")]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 70 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stdout]    |                            ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this attribute can only be applied at the crate level
[INFO] [stdout]   --> src/stream_iterator.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![doc(html_root_url = "https://docs.rs/streaming-iterator/0.1")]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heartbeat_sleep`
[INFO] [stdout]    --> src/session/classic.rs:525:25
[INFO] [stdout]     |
[INFO] [stdout] 525 |             tokio::pin!(heartbeat_sleep);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heartbeat_sleep`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:33:9
[INFO] [stdout]     |
[INFO] [stdout] 33  | #![deny(unused, missing_debug_implementations, clippy::useless_conversion)]
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_variables)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 32.44s
[INFO] running `Command { std: "docker" "inspect" "3f8a1211644d836874819c85d9b5895e9e6575d22e715d9211261f37c4f51788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f8a1211644d836874819c85d9b5895e9e6575d22e715d9211261f37c4f51788", kill_on_drop: false }`
[INFO] [stdout] 3f8a1211644d836874819c85d9b5895e9e6575d22e715d9211261f37c4f51788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 398348ac820837d6d4d00385a7980728f061ad12d3d65599de50e7c855960286
[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" "398348ac820837d6d4d00385a7980728f061ad12d3d65599de50e7c855960286", kill_on_drop: false }`
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/app/fix42.rs:9:7
[INFO] [stderr]    |
[INFO] [stderr] 9  |     #[fasters(msg_type = "TODO")]
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr] 10 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stderr]    |                            ---------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/app/fix42.rs:69:7
[INFO] [stderr]    |
[INFO] [stderr] 69 |     #[fasters(msg_type = "TODO")]
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr] 70 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stderr]    |                            ---------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: this attribute can only be applied at the crate level
[INFO] [stderr]   --> src/stream_iterator.rs:47:8
[INFO] [stderr]    |
[INFO] [stderr] 47 | #![doc(html_root_url = "https://docs.rs/streaming-iterator/0.1")]
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stderr]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level for more information
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `heartbeat_sleep`
[INFO] [stderr]    --> src/session/classic.rs:525:25
[INFO] [stderr]     |
[INFO] [stderr] 525 |             tokio::pin!(heartbeat_sleep);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heartbeat_sleep`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:33:9
[INFO] [stderr]     |
[INFO] [stderr] 33  | #![deny(unused, missing_debug_implementations, clippy::useless_conversion)]
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_variables)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `fasters` (lib) generated 4 warnings
[INFO] [stderr] warning: `fasters` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fasters-462db367670852fd)
[INFO] [stdout] 
[INFO] [stdout] running 76 tests
[INFO] [stdout] test codec::fast::codec::test::encode_64i32_regression ... ok
[INFO] [stdout] test codec::fast::codec::test::encode_i32_example ... ok
[INFO] [stdout] test codec::fast::codec::test::decode_i32_fast_doc_example ... ok
[INFO] [stdout] test codec::fast::codec::test::encode_then_decode_99i32_regression ... ok
[INFO] [stdout] test codec::sofh::test::every_encoding_type_is_equal_to_itself ... ok
[INFO] [stdout] test app::test::all_versions_have_quickfix_spec ... ok
[INFO] [stdout] test codec::sofh::test::encoding_type_conversion_is_correct ... ok
[INFO] [stdout] test codec::sofh::test::decoder_accepts_frame_with_len_6 ... ok
[INFO] [stdout] test codec::fast::template::test::first_field_instruction ... ok
[INFO] [stdout] test codec::fast::codec::test::encode_then_decode_u32 ... ok
[INFO] [stdout] test codec::fast::codec::test::encode_then_decode_i32 ... ok
[INFO] [stdout] test codec::sofh::test::frameless_decoder_returns_error_when_frame_has_len_lt_6 ... ok
[INFO] [stdout] test codec::sofh::test::decoder_returns_error_when_frame_has_len_lt_6 ... ok
[INFO] [stdout] test codec::fast::codec::test::encode_then_decode_bytes ... ok
[INFO] [stdout] test codec::sofh::test::low_values_correspond_to_private_encoding_types ... ok
[INFO] [stdout] test codec::sofh::test::value_0x100u16_is_not_a_private_encoding_type ... ok
[INFO] [stdout] test codec::fast::codec::test::encode_then_decode_string ... ok
[INFO] [stdout] test app::test::all_versions_have_different_quickfix_spec ... ok
[INFO] [stdout] test codec::tagvalue::test::new_order_single_without_final_separator ... ok
[INFO] [stdout] test dictionary::test::fixt11_quickfix_is_ok ... ok
[INFO] [stdout] test dictionary::test::msg_type_conversion ... ok
[INFO] [stdout] test engines::test::fixua_hello ... ok
[INFO] [stdout] test codec::tagvalue::test::message_without_standard_header ... ok
[INFO] [stdout] test session::classic::test::heartebeat_validation ... ok
[INFO] [stdout] test session::classic::test::testcase_1s_a_1 ... ok
[INFO] [stdout] test session::classic::test::testcase_1s_a_2 ... ok
[INFO] [stdout] test session::classic::test::testcase_1s_b ... ok
[INFO] [stdout] test session::classic::test::testcase_2s ... ok
[INFO] [stdout] test dictionary::test::fix44_field_167_has_eucorp_variant ... ok
[INFO] [stdout] test stream_iterator::test::any ... ok
[INFO] [stdout] test stream_iterator::test::all ... ok
[INFO] [stdout] test stream_iterator::test::cloned ... ok
[INFO] [stdout] test stream_iterator::test::count ... ok
[INFO] [stdout] test stream_iterator::test::filter ... ok
[INFO] [stdout] test stream_iterator::test::empty_iterator ... ok
[INFO] [stdout] test stream_iterator::test::filter_map ... ok
[INFO] [stdout] test stream_iterator::test::filter_map_deref ... ok
[INFO] [stdout] test stream_iterator::test::find ... ok
[INFO] [stdout] test stream_iterator::test::fold ... ok
[INFO] [stdout] test stream_iterator::test::for_each ... ok
[INFO] [stdout] test stream_iterator::test::for_each_rev ... ok
[INFO] [stdout] test stream_iterator::test::fuse ... ok
[INFO] [stdout] test stream_iterator::test::inspect ... ok
[INFO] [stdout] test stream_iterator::test::map ... ok
[INFO] [stdout] test stream_iterator::test::map_deref ... ok
[INFO] [stdout] test stream_iterator::test::map_ref ... ok
[INFO] [stdout] test stream_iterator::test::nth ... ok
[INFO] [stdout] test stream_iterator::test::position ... ok
[INFO] [stdout] test stream_iterator::test::rev ... ok
[INFO] [stdout] test stream_iterator::test::rfold ... ok
[INFO] [stdout] test stream_iterator::test::skip ... ok
[INFO] [stdout] test stream_iterator::test::skip_while ... ok
[INFO] [stdout] test stream_iterator::test::take ... ok
[INFO] [stdout] test stream_iterator::test::take_while ... ok
[INFO] [stdout] test stream_iterator::test::test_chain ... ok
[INFO] [stdout] test stream_iterator::test::test_chain_back ... ok
[INFO] [stdout] test stream_iterator::test::test_chain_mixed ... ok
[INFO] [stdout] test stream_iterator::test::test_convert ... ok
[INFO] [stdout] test stream_iterator::test::test_convert_ref ... ok
[INFO] [stdout] test transport::fixs::test::v1draft_acceptor_is_ok ... ok
[INFO] [stdout] test transport::fixs::test::v1draft_connector_is_ok ... ok
[INFO] [stdout] test codec::tagvalue::test::message_must_end_with_separator ... ok
[INFO] [stdout] test stream_iterator::test::flat_map ... ok
[INFO] [stdout] test codec::json::test::invalid_json ... ok
[INFO] [stdout] test dictionary::test::fix44_field_28_has_three_variants ... ok
[INFO] [stdout] test codec::tagvalue::test::message_without_checksum ... ok
[INFO] [stdout] test codec::json::test::message_without_header ... ok
[INFO] [stdout] test dictionary::test::fix44_field_36_has_no_variants ... ok
[INFO] [stdout] test codec::tagvalue::test::can_parse_simple_message ... ok
[INFO] [stdout] test codec::tagvalue::test::detect_incorrect_checksum ... ok
[INFO] [stdout] test codec::tagvalue::test::heartbeat_message_fields_are_ok ... ok
[INFO] [stdout] test codec::json::test::decode_then_decode ... ok
[INFO] [stdout] test fix_codegen::test::fix_v42_syntax ... ok
[INFO] [stdout] test app::test::all_versions_have_xml_valid_quickfix_spec ... ok
[INFO] [stdout] test codec::tagvalue::test::assortment_of_random_messages_is_ok ... ok
[INFO] [stdout] test dictionary::test::dictionary_save_definition_spec_is_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 76 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fasters
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name fasters --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern inflector=/opt/rustwide/target/debug/deps/libinflector-dd2c400aa990e98c.rlib --extern arbitrary=/opt/rustwide/target/debug/deps/libarbitrary-3e09766782311a94.rlib --extern bitvec=/opt/rustwide/target/debug/deps/libbitvec-733ff01c8e4e8d24.rlib --extern boolinator=/opt/rustwide/target/debug/deps/libboolinator-5db5197f53d6528a.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-f5697a9bde61c107.rlib --extern fasters=/opt/rustwide/target/debug/deps/libfasters-104f5d2a0667e01c.rlib --extern fasters_derive=/opt/rustwide/target/debug/deps/libfasters_derive-9aab129fd344d00f.so --extern futures=/opt/rustwide/target/debug/deps/libfutures-98d1c2f6369876ad.rlib --extern futures_lite=/opt/rustwide/target/debug/deps/libfutures_lite-73d8a9c5033634b6.rlib --extern openssl=/opt/rustwide/target/debug/deps/libopenssl-240d54664d430e18.rlib --extern phf=/opt/rustwide/target/debug/deps/libphf-587f799d8c078d53.rlib --extern quickcheck=/opt/rustwide/target/debug/deps/libquickcheck-313738d2597c2d35.rlib --extern quickcheck_derive=/opt/rustwide/target/debug/deps/libquickcheck_derive-166cdf2057f2841b.so --extern quickcheck_macros=/opt/rustwide/target/debug/deps/libquickcheck_macros-ff44f3ea2056e274.so --extern roxmltree=/opt/rustwide/target/debug/deps/libroxmltree-6155c7f7b3e9beef.rlib --extern rust_embed=/opt/rustwide/target/debug/deps/librust_embed-cd205e785396cd5e.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-e1e7584dcba0a5cc.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-3de8b5c3752d5467.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-e46ce8353db750ac.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-6a690ef86b74d10f.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-61ee1305216385d2.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="expose_openssl"' --cfg 'feature="expose_tokio"' --cfg 'feature="repo_v2010"' --cfg 'feature="repo_v50sp2ep254"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "398348ac820837d6d4d00385a7980728f061ad12d3d65599de50e7c855960286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398348ac820837d6d4d00385a7980728f061ad12d3d65599de50e7c855960286", kill_on_drop: false }`
[INFO] [stdout] 398348ac820837d6d4d00385a7980728f061ad12d3d65599de50e7c855960286