[INFO] fetching crate metrics-facade 0.1.1...
[INFO] checking metrics-facade-0.1.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate metrics-facade 0.1.1 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate metrics-facade 0.1.1 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 metrics-facade 0.1.1
[INFO] finished tweaking crates.io crate metrics-facade 0.1.1
[INFO] tweaked toml for crates.io crate metrics-facade 0.1.1 written to /workspace/builds/worker-91/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 4c1a8c657ac77652e936c46fb43b0a7c9072c5533c9f073dcd20e0396891a59e
[INFO] running `Command { std: "docker" "start" "-a" "4c1a8c657ac77652e936c46fb43b0a7c9072c5533c9f073dcd20e0396891a59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c1a8c657ac77652e936c46fb43b0a7c9072c5533c9f073dcd20e0396891a59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c1a8c657ac77652e936c46fb43b0a7c9072c5533c9f073dcd20e0396891a59e", kill_on_drop: false }`
[INFO] [stdout] 4c1a8c657ac77652e936c46fb43b0a7c9072c5533c9f073dcd20e0396891a59e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87426d0e79a042bf1f684c72c303140f44b899ac1f9e928d8eaec5cb6027e285
[INFO] running `Command { std: "docker" "start" "-a" "87426d0e79a042bf1f684c72c303140f44b899ac1f9e928d8eaec5cb6027e285", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling metrics-facade v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking metrics-core v0.4.0
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:157:31
[INFO] [stdout]     |
[INFO] [stdout] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder;
[INFO] [stdout]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:157:31
[INFO] [stdout]     |
[INFO] [stdout] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder;
[INFO] [stdout]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:40
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stdout]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:40
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stdout]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:239:29
[INFO] [stdout]     |
[INFO] [stdout] 239 |     F: FnOnce() -> &'static Recorder,
[INFO] [stdout]     |                             ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:274:52
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stdout]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:239:29
[INFO] [stdout]     |
[INFO] [stdout] 239 |     F: FnOnce() -> &'static Recorder,
[INFO] [stdout]     |                             ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:310:31
[INFO] [stdout]     |
[INFO] [stdout] 310 | pub fn recorder() -> &'static Recorder {
[INFO] [stdout]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:274:52
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stdout]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:310:31
[INFO] [stdout]     |
[INFO] [stdout] 310 | pub fn recorder() -> &'static Recorder {
[INFO] [stdout]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:242:21
[INFO] [stdout]     |
[INFO] [stdout] 242 |         match STATE.compare_and_swap(UNINITIALIZED, INITIALIZING, Ordering::SeqCst) {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:242:21
[INFO] [stdout]     |
[INFO] [stdout] 242 |         match STATE.compare_and_swap(UNINITIALIZED, INITIALIZING, Ordering::SeqCst) {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "87426d0e79a042bf1f684c72c303140f44b899ac1f9e928d8eaec5cb6027e285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87426d0e79a042bf1f684c72c303140f44b899ac1f9e928d8eaec5cb6027e285", kill_on_drop: false }`
[INFO] [stdout] 87426d0e79a042bf1f684c72c303140f44b899ac1f9e928d8eaec5cb6027e285
