[INFO] cloning repository https://github.com/imDema/micrometer-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imDema/micrometer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FimDema%2Fmicrometer-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FimDema%2Fmicrometer-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4aa50630914c0731fc38c07cecf63453e41214a
[INFO] testing imDema/micrometer-rs against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FimDema%2Fmicrometer-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/imDema/micrometer-rs
[INFO] finished tweaking git repo https://github.com/imDema/micrometer-rs
[INFO] tweaked toml for git repo https://github.com/imDema/micrometer-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/imDema/micrometer-rs on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/imDema/micrometer-rs 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31b8138de5d592f0ac36501ff5998face914a0dc2cfe145dd41b607fc41fdd66
[INFO] running `Command { std: "docker" "start" "-a" "31b8138de5d592f0ac36501ff5998face914a0dc2cfe145dd41b607fc41fdd66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31b8138de5d592f0ac36501ff5998face914a0dc2cfe145dd41b607fc41fdd66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b8138de5d592f0ac36501ff5998face914a0dc2cfe145dd41b607fc41fdd66", kill_on_drop: false }`
[INFO] [stdout] 31b8138de5d592f0ac36501ff5998face914a0dc2cfe145dd41b607fc41fdd66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1d6b0e9ea16a15e4b4448f2e3d5df059a615b7ef15bb8ee71778f4a0b1f6a2b
[INFO] running `Command { std: "docker" "start" "-a" "e1d6b0e9ea16a15e4b4448f2e3d5df059a615b7ef15bb8ee71778f4a0b1f6a2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling micrometer v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "e1d6b0e9ea16a15e4b4448f2e3d5df059a615b7ef15bb8ee71778f4a0b1f6a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d6b0e9ea16a15e4b4448f2e3d5df059a615b7ef15bb8ee71778f4a0b1f6a2b", kill_on_drop: false }`
[INFO] [stdout] e1d6b0e9ea16a15e4b4448f2e3d5df059a615b7ef15bb8ee71778f4a0b1f6a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31bc7b5b52b8b533d48e832fb25ac507e111bd82215ae9c6b4d1291fb71b3d70
[INFO] running `Command { std: "docker" "start" "-a" "31bc7b5b52b8b533d48e832fb25ac507e111bd82215ae9c6b4d1291fb71b3d70", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling micrometer v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.43s
[INFO] running `Command { std: "docker" "inspect" "31bc7b5b52b8b533d48e832fb25ac507e111bd82215ae9c6b4d1291fb71b3d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31bc7b5b52b8b533d48e832fb25ac507e111bd82215ae9c6b4d1291fb71b3d70", kill_on_drop: false }`
[INFO] [stdout] 31bc7b5b52b8b533d48e832fb25ac507e111bd82215ae9c6b4d1291fb71b3d70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40084ade88acab8612ecd851e02c7cfc998b9456ed2f6aa7ad4dfdddc7fad79a
[INFO] running `Command { std: "docker" "start" "-a" "40084ade88acab8612ecd851e02c7cfc998b9456ed2f6aa7ad4dfdddc7fad79a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/micrometer-f015b481bef65033)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::append_csv ... ok
[INFO] [stdout] test tests::append_csv_uniform ... ok
[INFO] [stdout] test tests::save_csv ... ok
[INFO] [stdout] test tests::stats ... ok
[INFO] [stdout] test tests::stats_grouped ... ok
[INFO] [stdout] test tests::example ... ok
[INFO] [stdout] test tests::stats_grouped_threaded ... ok
[INFO] [stdout] test tests::stats_threaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests micrometer
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/lib.rs - TrackPoint (line 710) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40084ade88acab8612ecd851e02c7cfc998b9456ed2f6aa7ad4dfdddc7fad79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40084ade88acab8612ecd851e02c7cfc998b9456ed2f6aa7ad4dfdddc7fad79a", kill_on_drop: false }`
[INFO] [stdout] 40084ade88acab8612ecd851e02c7cfc998b9456ed2f6aa7ad4dfdddc7fad79a
