[INFO] fetching crate hotmic-prometheus 0.1.0... [INFO] testing hotmic-prometheus-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate hotmic-prometheus 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate hotmic-prometheus 0.1.0 [INFO] finished tweaking crates.io crate hotmic-prometheus 0.1.0 [INFO] tweaked toml for crates.io crate hotmic-prometheus 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate hotmic-prometheus 0.1.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 114 packages to latest compatible versions [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.31) [INFO] [stderr] Adding hyper v0.12.36 (available: v1.7.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8ebc39433e6bb5f8e9ca3d8be5d1135bd61d2f829116f1d01f454fe9114ca96 [INFO] running `Command { std: "docker" "start" "-a" "b8ebc39433e6bb5f8e9ca3d8be5d1135bd61d2f829116f1d01f454fe9114ca96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8ebc39433e6bb5f8e9ca3d8be5d1135bd61d2f829116f1d01f454fe9114ca96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8ebc39433e6bb5f8e9ca3d8be5d1135bd61d2f829116f1d01f454fe9114ca96", kill_on_drop: false }` [INFO] [stdout] b8ebc39433e6bb5f8e9ca3d8be5d1135bd61d2f829116f1d01f454fe9114ca96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 761bd92fd022db492e94c90c06e0fa607a28ac2432c6e851b752a4da5cba1911 [INFO] running `Command { std: "docker" "start" "-a" "761bd92fd022db492e94c90c06e0fa607a28ac2432c6e851b752a4da5cba1911", kill_on_drop: false }` [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling crc32fast v1.5.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling flate2 v1.1.2 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling hashbrown v0.1.8 [INFO] [stderr] Compiling quanta v0.2.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling hdrhistogram v6.3.4 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling derivative v1.0.4 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling hotmic v0.8.2 [INFO] [stderr] Compiling hotmic-prometheus v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.20s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: hdrhistogram v6.3.4, nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "761bd92fd022db492e94c90c06e0fa607a28ac2432c6e851b752a4da5cba1911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "761bd92fd022db492e94c90c06e0fa607a28ac2432c6e851b752a4da5cba1911", kill_on_drop: false }` [INFO] [stdout] 761bd92fd022db492e94c90c06e0fa607a28ac2432c6e851b752a4da5cba1911 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53ae0ac4fbff9806f70b1a41aebbc48a11aae27ed4b18d1e5327ab8a4d47a829 [INFO] running `Command { std: "docker" "start" "-a" "53ae0ac4fbff9806f70b1a41aebbc48a11aae27ed4b18d1e5327ab8a4d47a829", kill_on_drop: false }` [INFO] [stderr] Compiling hotmic-prometheus v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: hdrhistogram v6.3.4, nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "53ae0ac4fbff9806f70b1a41aebbc48a11aae27ed4b18d1e5327ab8a4d47a829", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53ae0ac4fbff9806f70b1a41aebbc48a11aae27ed4b18d1e5327ab8a4d47a829", kill_on_drop: false }` [INFO] [stdout] 53ae0ac4fbff9806f70b1a41aebbc48a11aae27ed4b18d1e5327ab8a4d47a829 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2a924084b563bdd1b3d831ce9ebe3b51243901a7d31ce09597a6444aca629569 [INFO] running `Command { std: "docker" "start" "-a" "2a924084b563bdd1b3d831ce9ebe3b51243901a7d31ce09597a6444aca629569", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: hdrhistogram v6.3.4, nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hotmic_prometheus-3d6c1129c8bf6789) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests hotmic_prometheus [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] [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" "2a924084b563bdd1b3d831ce9ebe3b51243901a7d31ce09597a6444aca629569", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a924084b563bdd1b3d831ce9ebe3b51243901a7d31ce09597a6444aca629569", kill_on_drop: false }` [INFO] [stdout] 2a924084b563bdd1b3d831ce9ebe3b51243901a7d31ce09597a6444aca629569