[INFO] fetching crate mecha_metrics_ctl 0.1.0...
[INFO] testing mecha_metrics_ctl-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mecha_metrics_ctl 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mecha_metrics_ctl 0.1.0
[INFO] finished tweaking crates.io crate mecha_metrics_ctl 0.1.0
[INFO] tweaked toml for crates.io crate mecha_metrics_ctl 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mecha_metrics_ctl 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding mockall v0.11.4 (available: v0.13.1)
[INFO] [stderr]       Adding sysinfo v0.29.11 (available: v0.37.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a32fb594f329480511b70a700980d09679dd35f6cd680a5c0656860b5340156e
[INFO] running `Command { std: "docker" "start" "-a" "a32fb594f329480511b70a700980d09679dd35f6cd680a5c0656860b5340156e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a32fb594f329480511b70a700980d09679dd35f6cd680a5c0656860b5340156e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32fb594f329480511b70a700980d09679dd35f6cd680a5c0656860b5340156e", kill_on_drop: false }`
[INFO] [stdout] a32fb594f329480511b70a700980d09679dd35f6cd680a5c0656860b5340156e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7a90858f83c27152976f99326bf98001d21b6efb1fbef17807a65e88df777da
[INFO] running `Command { std: "docker" "start" "-a" "d7a90858f83c27152976f99326bf98001d21b6efb1fbef17807a65e88df777da", kill_on_drop: false }`
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling sysinfo v0.29.11
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling mecha_metrics_ctl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/metrics.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             cpu_usage => {
[INFO] [stdout]    |             --------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 28 |             _ => {
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/metrics.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             memory_usage => {
[INFO] [stdout]    |             ------------ matches any value
[INFO] [stdout] ...
[INFO] [stdout] 46 |             _ => {
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.61s
[INFO] running `Command { std: "docker" "inspect" "d7a90858f83c27152976f99326bf98001d21b6efb1fbef17807a65e88df777da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7a90858f83c27152976f99326bf98001d21b6efb1fbef17807a65e88df777da", kill_on_drop: false }`
[INFO] [stdout] d7a90858f83c27152976f99326bf98001d21b6efb1fbef17807a65e88df777da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b248cf93512b801bebaa5c5d3407b0256b51f0bd92987f704befaf584271ded1
[INFO] running `Command { std: "docker" "start" "-a" "b248cf93512b801bebaa5c5d3407b0256b51f0bd92987f704befaf584271ded1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling fragile v2.0.1
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling sysinfo v0.29.11
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling predicates v2.1.5
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling mockall_derive v0.11.4
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling mecha_metrics_ctl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/metrics.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             cpu_usage => {
[INFO] [stdout]    |             --------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 28 |             _ => {
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/metrics.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             memory_usage => {
[INFO] [stdout]    |             ------------ matches any value
[INFO] [stdout] ...
[INFO] [stdout] 46 |             _ => {
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mockall v0.11.4
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/metrics.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             cpu_usage => {
[INFO] [stdout]    |             --------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 28 |             _ => {
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/metrics.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             memory_usage => {
[INFO] [stdout]    |             ------------ matches any value
[INFO] [stdout] ...
[INFO] [stdout] 46 |             _ => {
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.99s
[INFO] running `Command { std: "docker" "inspect" "b248cf93512b801bebaa5c5d3407b0256b51f0bd92987f704befaf584271ded1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b248cf93512b801bebaa5c5d3407b0256b51f0bd92987f704befaf584271ded1", kill_on_drop: false }`
[INFO] [stdout] b248cf93512b801bebaa5c5d3407b0256b51f0bd92987f704befaf584271ded1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5bb49424eb9e9dc476de7acaf8a0ccbca9a12918cddc49ef9a375d9d94deb27
[INFO] running `Command { std: "docker" "start" "-a" "f5bb49424eb9e9dc476de7acaf8a0ccbca9a12918cddc49ef9a375d9d94deb27", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/metrics.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             cpu_usage => {
[INFO] [stderr]    |             --------- matches any value
[INFO] [stderr] ...
[INFO] [stderr] 28 |             _ => {
[INFO] [stderr]    |             ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/metrics.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             memory_usage => {
[INFO] [stderr]    |             ------------ matches any value
[INFO] [stderr] ...
[INFO] [stderr] 46 |             _ => {
[INFO] [stderr]    |             ^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: `mecha_metrics_ctl` (lib) generated 2 warnings
[INFO] [stderr] warning: `mecha_metrics_ctl` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mecha_metrics_ctl-80398e2c5f8a92e7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test metrics::tests::test_device_metrics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mecha_metrics_ctl
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f5bb49424eb9e9dc476de7acaf8a0ccbca9a12918cddc49ef9a375d9d94deb27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5bb49424eb9e9dc476de7acaf8a0ccbca9a12918cddc49ef9a375d9d94deb27", kill_on_drop: false }`
[INFO] [stdout] f5bb49424eb9e9dc476de7acaf8a0ccbca9a12918cddc49ef9a375d9d94deb27