[INFO] fetching crate metrics-process-promstyle 0.18.0...
[INFO] testing metrics-process-promstyle-0.18.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate metrics-process-promstyle 0.18.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate metrics-process-promstyle 0.18.0
[INFO] finished tweaking crates.io crate metrics-process-promstyle 0.18.0
[INFO] tweaked toml for crates.io crate metrics-process-promstyle 0.18.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate metrics-process-promstyle 0.18.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate metrics-process-promstyle 0.18.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v1.7.0
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[INFO] [stderr]   Downloaded metrics v0.18.1
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[INFO] [stderr]   Downloaded js-sys v0.3.56
[INFO] [stderr]   Downloaded metrics-macros v0.5.1
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[INFO] [stderr]   Downloaded atomic-shim v0.2.0
[INFO] [stderr]   Downloaded sketches-ddsketch v0.1.2
[INFO] [stderr]   Downloaded instant v0.1.12
[INFO] [stderr]   Downloaded pin-project-lite v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b788bcc2e653e3e41188123ec8099e87d4492409111f22813751cc0b1ef94ba2
[INFO] running `Command { std: "docker" "start" "-a" "b788bcc2e653e3e41188123ec8099e87d4492409111f22813751cc0b1ef94ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b788bcc2e653e3e41188123ec8099e87d4492409111f22813751cc0b1ef94ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b788bcc2e653e3e41188123ec8099e87d4492409111f22813751cc0b1ef94ba2", kill_on_drop: false }`
[INFO] [stdout] b788bcc2e653e3e41188123ec8099e87d4492409111f22813751cc0b1ef94ba2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55dd96f41d4186e2cab6f0156a1b672661ee5ce4c768ec5aef0a4e37f20e0202
[INFO] running `Command { std: "docker" "start" "-a" "55dd96f41d4186e2cab6f0156a1b672661ee5ce4c768ec5aef0a4e37f20e0202", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling metrics v0.18.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling procfs v0.12.0
[INFO] [stderr]    Compiling metrics-macros v0.5.1
[INFO] [stderr]    Compiling metrics-process-promstyle v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.70s
[INFO] running `Command { std: "docker" "inspect" "55dd96f41d4186e2cab6f0156a1b672661ee5ce4c768ec5aef0a4e37f20e0202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55dd96f41d4186e2cab6f0156a1b672661ee5ce4c768ec5aef0a4e37f20e0202", kill_on_drop: false }`
[INFO] [stdout] 55dd96f41d4186e2cab6f0156a1b672661ee5ce4c768ec5aef0a4e37f20e0202
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbbe5766d7fec28eabda311f6f01a301b47ef6b827679fa7fd7fc31e90a888f5
[INFO] running `Command { std: "docker" "start" "-a" "bbbe5766d7fec28eabda311f6f01a301b47ef6b827679fa7fd7fc31e90a888f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling raw-cpuid v10.3.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling tracing-core v0.1.23
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling atomic-shim v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling sketches-ddsketch v0.1.2
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling ipnet v2.4.0
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling quanta v0.9.3
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling metrics-macros v0.5.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling metrics v0.18.1
[INFO] [stderr]    Compiling tracing v0.1.32
[INFO] [stderr]    Compiling metrics-util v0.12.0
[INFO] [stderr]    Compiling metrics-process-promstyle v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling hyper v0.14.17
[INFO] [stderr]    Compiling metrics-exporter-prometheus v0.9.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.53s
[INFO] running `Command { std: "docker" "inspect" "bbbe5766d7fec28eabda311f6f01a301b47ef6b827679fa7fd7fc31e90a888f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbbe5766d7fec28eabda311f6f01a301b47ef6b827679fa7fd7fc31e90a888f5", kill_on_drop: false }`
[INFO] [stdout] bbbe5766d7fec28eabda311f6f01a301b47ef6b827679fa7fd7fc31e90a888f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6a9f9c77e362f9ef346c59592e53e1ae4bcc2d31a8ebef07c9e3c207e042d5e0
[INFO] running `Command { std: "docker" "start" "-a" "6a9f9c77e362f9ef346c59592e53e1ae4bcc2d31a8ebef07c9e3c207e042d5e0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metrics_process_promstyle-48c9693ea3662a35)
[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 metrics_process_promstyle
[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" "6a9f9c77e362f9ef346c59592e53e1ae4bcc2d31a8ebef07c9e3c207e042d5e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a9f9c77e362f9ef346c59592e53e1ae4bcc2d31a8ebef07c9e3c207e042d5e0", kill_on_drop: false }`
[INFO] [stdout] 6a9f9c77e362f9ef346c59592e53e1ae4bcc2d31a8ebef07c9e3c207e042d5e0