[INFO] fetching crate buffett-metrics 0.1.3...
[INFO] checking buffett-metrics-0.1.3 against 1.55.0 for beta-1.56-3
[INFO] extracting crate buffett-metrics 0.1.3 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate buffett-metrics 0.1.3 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 buffett-metrics 0.1.3
[INFO] finished tweaking crates.io crate buffett-metrics 0.1.3
[INFO] tweaked toml for crates.io crate buffett-metrics 0.1.3 written to /workspace/builds/worker-79/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] [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-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 06b3ddfa6db9e3d464be1350326bf1da9f3eac7a4003783fda1f7808a9338e84
[INFO] running `Command { std: "docker" "start" "-a" "06b3ddfa6db9e3d464be1350326bf1da9f3eac7a4003783fda1f7808a9338e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06b3ddfa6db9e3d464be1350326bf1da9f3eac7a4003783fda1f7808a9338e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b3ddfa6db9e3d464be1350326bf1da9f3eac7a4003783fda1f7808a9338e84", kill_on_drop: false }`
[INFO] [stdout] 06b3ddfa6db9e3d464be1350326bf1da9f3eac7a4003783fda1f7808a9338e84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 4f5ece5e0ae65e2f5db586456020c836ebe30603c3a17b73d7ea3803f0e198e2
[INFO] running `Command { std: "docker" "start" "-a" "4f5ece5e0ae65e2f5db586456020c836ebe30603c3a17b73d7ea3803f0e198e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling pkg-config v0.3.20
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking buffett-timing v0.1.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling openssl-sys v0.9.67
[INFO] [stderr]    Compiling sys-info v0.5.10
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking hyper-native-tls v0.3.0
[INFO] [stderr]     Checking influx_db_client v0.3.6
[INFO] [stderr]     Checking buffett-metrics v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/metrics.rs:80:32
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn new(metrics_writer: Arc<MetricsWriter + Send + Sync>, write_frequency: Duration) -> Self {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetricsWriter + Send + Sync`
[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/metrics.rs:88:22
[INFO] [stdout]    |
[INFO] [stdout] 88 |         writer: &Arc<MetricsWriter + Send + Sync>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetricsWriter + Send + Sync`
[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/metrics.rs:80:32
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn new(metrics_writer: Arc<MetricsWriter + Send + Sync>, write_frequency: Duration) -> Self {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetricsWriter + Send + Sync`
[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/metrics.rs:88:22
[INFO] [stdout]    |
[INFO] [stdout] 88 |         writer: &Arc<MetricsWriter + Send + Sync>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetricsWriter + Send + Sync`
[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 constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/metrics.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::{Arc, Barrier, Mutex, Once, ONCE_INIT};
[INFO] [stdout]   |                                            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/metrics.rs:158:25
[INFO] [stdout]     |
[INFO] [stdout] 158 |     static INIT: Once = ONCE_INIT;
[INFO] [stdout]     |                         ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/metrics.rs:186:29
[INFO] [stdout]     |
[INFO] [stdout] 186 |     static SET_HOOK: Once = ONCE_INIT;
[INFO] [stdout]     |                             ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/metrics.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::{Arc, Barrier, Mutex, Once, ONCE_INIT};
[INFO] [stdout]   |                                            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/metrics.rs:158:25
[INFO] [stdout]     |
[INFO] [stdout] 158 |     static INIT: Once = ONCE_INIT;
[INFO] [stdout]     |                         ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/metrics.rs:186:29
[INFO] [stdout]     |
[INFO] [stdout] 186 |     static SET_HOOK: Once = ONCE_INIT;
[INFO] [stdout]     |                             ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[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/counter.rs:92:18
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 .compare_and_swap(lastlog, counts, Ordering::Relaxed);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[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/counter.rs:92:18
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 .compare_and_swap(lastlog, counts, Ordering::Relaxed);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[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 14.97s
[INFO] running `Command { std: "docker" "inspect" "4f5ece5e0ae65e2f5db586456020c836ebe30603c3a17b73d7ea3803f0e198e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f5ece5e0ae65e2f5db586456020c836ebe30603c3a17b73d7ea3803f0e198e2", kill_on_drop: false }`
[INFO] [stdout] 4f5ece5e0ae65e2f5db586456020c836ebe30603c3a17b73d7ea3803f0e198e2
