[INFO] fetching crate micro_metrics 0.2.0...
[INFO] checking micro_metrics-0.2.0 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] extracting crate micro_metrics 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate micro_metrics 0.2.0
[INFO] finished tweaking crates.io crate micro_metrics 0.2.0
[INFO] tweaked toml for crates.io crate micro_metrics 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate micro_metrics 0.2.0 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate micro_metrics 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `micro_metrics` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ntapi v0.4.1
[INFO] [stderr]   Downloaded unescape v0.1.0
[INFO] [stderr]   Downloaded is-terminal v0.4.16
[INFO] [stderr]   Downloaded darwin-libproc v0.1.2
[INFO] [stderr]   Downloaded darwin-libproc-sys v0.1.2
[INFO] [stderr]   Downloaded windows-targets v0.53.3
[INFO] [stderr]   Downloaded platforms v2.0.0
[INFO] [stderr]   Downloaded glob v0.3.2
[INFO] [stderr]   Downloaded psutil v3.3.0
[INFO] [stderr]   Downloaded rusty-fork v0.3.0
[INFO] [stderr]   Downloaded micro_core v0.2.0
[INFO] [stderr]   Downloaded bytemuck v1.23.1
[INFO] [stderr]   Downloaded simba v0.8.1
[INFO] [stderr]   Downloaded clap v4.5.42
[INFO] [stderr]   Downloaded half v2.6.0
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[INFO] [stderr]   Downloaded zerocopy-derive v0.8.26
[INFO] [stderr]   Downloaded safe_arch v0.7.4
[INFO] [stderr]   Downloaded wide v0.7.33
[INFO] [stderr]   Downloaded serde_json v1.0.142
[INFO] [stderr]   Downloaded clap_builder v4.5.42
[INFO] [stderr]   Downloaded sysinfo v0.30.13
[INFO] [stderr]   Downloaded proptest v1.7.0
[INFO] [stderr]   Downloaded zerocopy v0.8.26
[INFO] [stderr]   Downloaded nix v0.24.3
[INFO] [stderr]   Downloaded nalgebra v0.32.6
[INFO] [stderr]   Downloaded rustix v1.0.8
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.53.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.53.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.53.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.53.0
[INFO] [stderr]   Downloaded windows_i686_gnullvm v0.53.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.53.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.53.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.53.0
[INFO] [stderr]   Downloaded windows v0.52.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f58b78d49e53c173a9c2d0aeb89fd92994c73bb4a97fcd4ee50090fcadd9e730
[INFO] running `Command { std: "docker" "start" "f58b78d49e53c173a9c2d0aeb89fd92994c73bb4a97fcd4ee50090fcadd9e730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f58b78d49e53c173a9c2d0aeb89fd92994c73bb4a97fcd4ee50090fcadd9e730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f58b78d49e53c173a9c2d0aeb89fd92994c73bb4a97fcd4ee50090fcadd9e730" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f58b78d49e53c173a9c2d0aeb89fd92994c73bb4a97fcd4ee50090fcadd9e730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f58b78d49e53c173a9c2d0aeb89fd92994c73bb4a97fcd4ee50090fcadd9e730" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `micro_metrics` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling platforms v2.0.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.5.1
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[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking plotters-backend v0.3.7
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[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]    Compiling micro_core v0.2.0
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking clap_builder v4.5.42
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking plotters-svg v0.3.7
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[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking unescape v0.1.0
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking sysinfo v0.30.13
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking clap v4.5.42
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking psutil v3.3.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking proptest v1.7.0
[INFO] [stderr]     Checking nalgebra v0.32.6
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking micro_metrics v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/timing.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use std::time::Instant;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TimingHistogram`
[INFO] [stdout]  --> src/export.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::timing::{TimingHistogram, OperationStatistics, PerformanceProfiler};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::string::String`
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use alloc::string::String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec::Vec`
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use alloc::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/timing.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use std::time::Instant;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TimingHistogram`
[INFO] [stdout]  --> src/export.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::timing::{TimingHistogram, OperationStatistics, PerformanceProfiler};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::string::String`
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use alloc::string::String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec::Vec`
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use alloc::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `timestamp` is never read
[INFO] [stdout]    --> src/collector.rs:464:5
[INFO] [stdout]     |
[INFO] [stdout] 461 | struct OperationRecord {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 464 |     timestamp: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `OperationRecord` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `timestamp` is never read
[INFO] [stdout]    --> src/collector.rs:464:5
[INFO] [stdout]     |
[INFO] [stdout] 461 | struct OperationRecord {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 464 |     timestamp: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `OperationRecord` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `micro_core`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.micro_core]
[INFO] [stderr]   |               ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `micro_core`
[INFO] [stderr] warning: unused dependency `psutil`
[INFO] [stderr]   --> Cargo.toml:56:57
[INFO] [stderr]    |
[INFO] [stderr] 56 | [target.'cfg(not(target_arch = "wasm32"))'.dependencies.psutil]
[INFO] [stderr]    |                                                         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `psutil`
[INFO] [stderr] warning: `micro_metrics` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "f58b78d49e53c173a9c2d0aeb89fd92994c73bb4a97fcd4ee50090fcadd9e730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58b78d49e53c173a9c2d0aeb89fd92994c73bb4a97fcd4ee50090fcadd9e730", kill_on_drop: false }`
[INFO] [stdout] f58b78d49e53c173a9c2d0aeb89fd92994c73bb4a97fcd4ee50090fcadd9e730
