[INFO] fetching crate metricus_agent 0.0.14...
[INFO] testing metricus_agent-0.0.14 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate metricus_agent 0.0.14 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate metricus_agent 0.0.14
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate metricus_agent 0.0.14
[INFO] tweaked toml for crates.io crate metricus_agent 0.0.14 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metricus_agent 0.0.14 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] crate crates.io crate metricus_agent 0.0.14 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-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b830a05ffc516783732bcfbe144c6d90a390bc7efcf153eb6a855812140cd3a0
[INFO] running `Command { std: "docker" "start" "-a" "b830a05ffc516783732bcfbe144c6d90a390bc7efcf153eb6a855812140cd3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b830a05ffc516783732bcfbe144c6d90a390bc7efcf153eb6a855812140cd3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b830a05ffc516783732bcfbe144c6d90a390bc7efcf153eb6a855812140cd3a0", kill_on_drop: false }`
[INFO] [stdout] b830a05ffc516783732bcfbe144c6d90a390bc7efcf153eb6a855812140cd3a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 90b79ee9b8d52be02f47995a68cebcebe1ac4cd36545b33cd3dbbb35b12c6fb9
[INFO] running `Command { std: "docker" "start" "-a" "90b79ee9b8d52be02f47995a68cebcebe1ac4cd36545b33cd3dbbb35b12c6fb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rust_decimal v1.36.0
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling winnow v0.6.24
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling dtoa v1.0.9
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling core_affinity v0.8.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling metricus_macros v0.0.14
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling serde_with_macros v3.12.0
[INFO] [stderr]    Compiling serde_with v3.12.0
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling duration-str v0.12.0
[INFO] [stderr]    Compiling metricus v0.0.14
[INFO] [stderr]    Compiling metricus_agent v0.0.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.05s
[INFO] running `Command { std: "docker" "inspect" "90b79ee9b8d52be02f47995a68cebcebe1ac4cd36545b33cd3dbbb35b12c6fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b79ee9b8d52be02f47995a68cebcebe1ac4cd36545b33cd3dbbb35b12c6fb9", kill_on_drop: false }`
[INFO] [stdout] 90b79ee9b8d52be02f47995a68cebcebe1ac4cd36545b33cd3dbbb35b12c6fb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9076f190d8dec388e38c373cd7f32b8f3c7283ff94a5530cf881941caa20efbb
[INFO] running `Command { std: "docker" "start" "-a" "9076f190d8dec388e38c373cd7f32b8f3c7283ff94a5530cf881941caa20efbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling metricus_allocator v0.0.14
[INFO] [stderr]    Compiling clap_builder v4.5.26
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling metricus_agent v0.0.14 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling clap v4.5.26
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling env_logger v0.11.6
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.79s
[INFO] running `Command { std: "docker" "inspect" "9076f190d8dec388e38c373cd7f32b8f3c7283ff94a5530cf881941caa20efbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9076f190d8dec388e38c373cd7f32b8f3c7283ff94a5530cf881941caa20efbb", kill_on_drop: false }`
[INFO] [stdout] 9076f190d8dec388e38c373cd7f32b8f3c7283ff94a5530cf881941caa20efbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] df52e8addfe47004183744047b20876fd9b2b67d9929b73cf0d25bdda52a9920
[INFO] running `Command { std: "docker" "start" "-a" "df52e8addfe47004183744047b20876fd9b2b67d9929b73cf0d25bdda52a9920", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metricus_agent-98f38ea3fc57371a)
[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] [stderr]    Doc-tests metricus_agent
[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" "df52e8addfe47004183744047b20876fd9b2b67d9929b73cf0d25bdda52a9920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df52e8addfe47004183744047b20876fd9b2b67d9929b73cf0d25bdda52a9920", kill_on_drop: false }`
[INFO] [stdout] df52e8addfe47004183744047b20876fd9b2b67d9929b73cf0d25bdda52a9920