[INFO] fetching crate mecha_metrics_ctl 0.1.0...
[INFO] testing mecha_metrics_ctl-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate mecha_metrics_ctl 0.1.0 into /workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mecha_metrics_ctl 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: v0.37.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14b8ceb976093baa0b3129155952e4e93d51433231899be48198c1722c15dbb5
[INFO] running `Command { std: "docker" "start" "-a" "14b8ceb976093baa0b3129155952e4e93d51433231899be48198c1722c15dbb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14b8ceb976093baa0b3129155952e4e93d51433231899be48198c1722c15dbb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b8ceb976093baa0b3129155952e4e93d51433231899be48198c1722c15dbb5", kill_on_drop: false }`
[INFO] [stdout] 14b8ceb976093baa0b3129155952e4e93d51433231899be48198c1722c15dbb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6c5050600ce906411fdd90cd5fb6cefa5c4954e2cc04e1a1835ab14c18ac85a
[INFO] running `Command { std: "docker" "start" "-a" "d6c5050600ce906411fdd90cd5fb6cefa5c4954e2cc04e1a1835ab14c18ac85a", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling sysinfo v0.29.11
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[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)]` 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 7.56s
[INFO] running `Command { std: "docker" "inspect" "d6c5050600ce906411fdd90cd5fb6cefa5c4954e2cc04e1a1835ab14c18ac85a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c5050600ce906411fdd90cd5fb6cefa5c4954e2cc04e1a1835ab14c18ac85a", kill_on_drop: false }`
[INFO] [stdout] d6c5050600ce906411fdd90cd5fb6cefa5c4954e2cc04e1a1835ab14c18ac85a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ff57ddc69b57ff1c85e71bf04c8400d5ddc30c159548000bf6d935496838333
[INFO] running `Command { std: "docker" "start" "-a" "5ff57ddc69b57ff1c85e71bf04c8400d5ddc30c159548000bf6d935496838333", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling fragile v2.0.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling mockall_derive v0.11.4
[INFO] [stderr]    Compiling sysinfo v0.29.11
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[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)]` 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 regex v1.11.3
[INFO] [stderr]    Compiling predicates v2.1.5
[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)]` 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 8.56s
[INFO] running `Command { std: "docker" "inspect" "5ff57ddc69b57ff1c85e71bf04c8400d5ddc30c159548000bf6d935496838333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff57ddc69b57ff1c85e71bf04c8400d5ddc30c159548000bf6d935496838333", kill_on_drop: false }`
[INFO] [stdout] 5ff57ddc69b57ff1c85e71bf04c8400d5ddc30c159548000bf6d935496838333
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4dee6804aaa9eec646a52c9f81c972ac97ada10c6fd741390c7db3c80e4dbb1d
[INFO] running `Command { std: "docker" "start" "-a" "4dee6804aaa9eec646a52c9f81c972ac97ada10c6fd741390c7db3c80e4dbb1d", 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)]` 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 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mecha_metrics_ctl-e038d8c09afc19a7)
[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" "4dee6804aaa9eec646a52c9f81c972ac97ada10c6fd741390c7db3c80e4dbb1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dee6804aaa9eec646a52c9f81c972ac97ada10c6fd741390c7db3c80e4dbb1d", kill_on_drop: false }`
[INFO] [stdout] 4dee6804aaa9eec646a52c9f81c972ac97ada10c6fd741390c7db3c80e4dbb1d