[INFO] fetching crate metrics-vector 0.1.0...
[INFO] testing metrics-vector-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate metrics-vector 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate metrics-vector 0.1.0
[INFO] finished tweaking crates.io crate metrics-vector 0.1.0
[INFO] tweaked toml for crates.io crate metrics-vector 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate metrics-vector 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50cb95613072ea937baf17593db4858ee2132eee74eb23bf23caf70e347d8800
[INFO] running `Command { std: "docker" "start" "-a" "50cb95613072ea937baf17593db4858ee2132eee74eb23bf23caf70e347d8800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50cb95613072ea937baf17593db4858ee2132eee74eb23bf23caf70e347d8800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50cb95613072ea937baf17593db4858ee2132eee74eb23bf23caf70e347d8800", kill_on_drop: false }`
[INFO] [stdout] 50cb95613072ea937baf17593db4858ee2132eee74eb23bf23caf70e347d8800
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d98767e95b5ae113c931cd7e124e19f029450843ecb12212c4dfb6c8beb7ed1a
[INFO] running `Command { std: "docker" "start" "-a" "d98767e95b5ae113c931cd7e124e19f029450843ecb12212c4dfb6c8beb7ed1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrics-vector v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "d98767e95b5ae113c931cd7e124e19f029450843ecb12212c4dfb6c8beb7ed1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98767e95b5ae113c931cd7e124e19f029450843ecb12212c4dfb6c8beb7ed1a", kill_on_drop: false }`
[INFO] [stdout] d98767e95b5ae113c931cd7e124e19f029450843ecb12212c4dfb6c8beb7ed1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86e105edf82caee9151453e6556a3362e169d28af4982760bb0dff1641bd2999
[INFO] running `Command { std: "docker" "start" "-a" "86e105edf82caee9151453e6556a3362e169d28af4982760bb0dff1641bd2999", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrics-vector v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "86e105edf82caee9151453e6556a3362e169d28af4982760bb0dff1641bd2999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86e105edf82caee9151453e6556a3362e169d28af4982760bb0dff1641bd2999", kill_on_drop: false }`
[INFO] [stdout] 86e105edf82caee9151453e6556a3362e169d28af4982760bb0dff1641bd2999
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 930d8fe3f5195c5bf8f6158d8cbb4ed3f40cb2f8754f8e428cc31094bf10de8c
[INFO] running `Command { std: "docker" "start" "-a" "930d8fe3f5195c5bf8f6158d8cbb4ed3f40cb2f8754f8e428cc31094bf10de8c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metrics_vector-0a8de936d262658e)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests metrics_vector
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "930d8fe3f5195c5bf8f6158d8cbb4ed3f40cb2f8754f8e428cc31094bf10de8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930d8fe3f5195c5bf8f6158d8cbb4ed3f40cb2f8754f8e428cc31094bf10de8c", kill_on_drop: false }`
[INFO] [stdout] 930d8fe3f5195c5bf8f6158d8cbb4ed3f40cb2f8754f8e428cc31094bf10de8c