[INFO] fetching crate metrics-prometheus 0.5.0...
[INFO] testing metrics-prometheus-0.5.0 against try#5a3d3b91048a0adf280e7a4e589c1dda6443f172 for pr-115235
[INFO] extracting crate metrics-prometheus 0.5.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate metrics-prometheus 0.5.0 on toolchain 5a3d3b91048a0adf280e7a4e589c1dda6443f172
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-prometheus 0.5.0
[INFO] finished tweaking crates.io crate metrics-prometheus 0.5.0
[INFO] tweaked toml for crates.io crate metrics-prometheus 0.5.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52a140aa1c508ba843f027ba5b489e0fe710d8b6ddc0b6f4165b563f95dbb44f
[INFO] running `Command { std: "docker" "start" "-a" "52a140aa1c508ba843f027ba5b489e0fe710d8b6ddc0b6f4165b563f95dbb44f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52a140aa1c508ba843f027ba5b489e0fe710d8b6ddc0b6f4165b563f95dbb44f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a140aa1c508ba843f027ba5b489e0fe710d8b6ddc0b6f4165b563f95dbb44f", kill_on_drop: false }`
[INFO] [stdout] 52a140aa1c508ba843f027ba5b489e0fe710d8b6ddc0b6f4165b563f95dbb44f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b781cad63836be3ea244ceeeec5861999cd7ae095877c4f796b32425ccb798b5
[INFO] running `Command { std: "docker" "start" "-a" "b781cad63836be3ea244ceeeec5861999cd7ae095877c4f796b32425ccb798b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling prometheus v0.13.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling arc-swap v1.6.0
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling hashbrown v0.13.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling metrics-macros v0.7.0
[INFO] [stderr]    Compiling sealed v0.5.0
[INFO] [stderr]    Compiling metrics v0.21.1
[INFO] [stderr]    Compiling metrics-util v0.15.1
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling metrics-prometheus v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `Command { std: "docker" "inspect" "b781cad63836be3ea244ceeeec5861999cd7ae095877c4f796b32425ccb798b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b781cad63836be3ea244ceeeec5861999cd7ae095877c4f796b32425ccb798b5", kill_on_drop: false }`
[INFO] [stdout] b781cad63836be3ea244ceeeec5861999cd7ae095877c4f796b32425ccb798b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57370c8c4e201c922e52b4983cc7e99ff3b8baf36e3d256e106f7e27990001de
[INFO] running `Command { std: "docker" "start" "-a" "57370c8c4e201c922e52b4983cc7e99ff3b8baf36e3d256e106f7e27990001de", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.0.5
[INFO] [stderr]    Compiling metrics-util v0.15.1
[INFO] [stderr]    Compiling metrics-prometheus v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "57370c8c4e201c922e52b4983cc7e99ff3b8baf36e3d256e106f7e27990001de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57370c8c4e201c922e52b4983cc7e99ff3b8baf36e3d256e106f7e27990001de", kill_on_drop: false }`
[INFO] [stdout] 57370c8c4e201c922e52b4983cc7e99ff3b8baf36e3d256e106f7e27990001de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c5040e3a0b215a92b10af8b940aec353dc110f0eda0f46c65b2ad9512122854
[INFO] running `Command { std: "docker" "start" "-a" "0c5040e3a0b215a92b10af8b940aec353dc110f0eda0f46c65b2ad9512122854", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metrics_prometheus-313c5edd87a60732)
[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-prometheus
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test src/lib.rs - (line 181) ... ok
[INFO] [stdout] test src/lib.rs - (line 195) ... ok
[INFO] [stdout] test src/recorder/freezable.rs - recorder::freezable::Recorder<S>::register_metric (line 327) ... ok
[INFO] [stdout] test src/lib.rs - (line 233) ... ok
[INFO] [stdout] test src/lib.rs - (line 188) ... ok
[INFO] [stdout] test src/recorder/frozen.rs - recorder::frozen::Recorder (line 124) ... ok
[INFO] [stdout] test src/recorder/freezable.rs - recorder::freezable::Recorder (line 126) ... ok
[INFO] [stdout] test src/lib.rs - (line 204) ... ok
[INFO] [stdout] test src/lib.rs - (line 87) ... ok
[INFO] [stdout] test src/lib.rs - (line 173) ... ok
[INFO] [stdout] test src/recorder/freezable.rs - recorder::freezable::Recorder<S>::try_register_metric (line 233) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,L>::build_frozen_and_install (line 1210) ... ok
[INFO] [stdout] test src/recorder/frozen.rs - recorder::frozen::Recorder (line 27) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,L>::build_and_install (line 1066) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,L>::build_freezable_and_install (line 1141) ... ok
[INFO] [stdout] test src/recorder/freezable.rs - recorder::freezable::Recorder<S>::freeze (line 424) ... ok
[INFO] [stdout] test src/recorder/freezable.rs - recorder::freezable::Recorder (line 21) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,L>::try_with_metric (line 608) ... ok
[INFO] [stdout] test src/recorder/freezable.rs - recorder::freezable::Recorder<S>::registry (line 194) ... ok
[INFO] [stdout] test src/lib.rs - (line 213) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,L>::with_metric (line 673) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,L>::try_build_and_install (line 834) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,L>::with_failure_strategy (line 568) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,L>::try_build_frozen_and_install (line 996) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,L>::try_build_freezable_and_install (line 916) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Recorder<S>::register_metric (line 313) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Recorder (line 129) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Recorder (line 27) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,layer::Stack<H,T>>::with_layer (line 1271) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Builder<S,L>::with_registry (line 520) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Recorder<S>::registry (line 196) ... ok
[INFO] [stdout] test src/recorder/mod.rs - recorder::Recorder<S>::try_register_metric (line 231) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.94s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c5040e3a0b215a92b10af8b940aec353dc110f0eda0f46c65b2ad9512122854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5040e3a0b215a92b10af8b940aec353dc110f0eda0f46c65b2ad9512122854", kill_on_drop: false }`
[INFO] [stdout] 0c5040e3a0b215a92b10af8b940aec353dc110f0eda0f46c65b2ad9512122854