[INFO] fetching crate metrics-exporter-log 0.4.0...
[INFO] testing metrics-exporter-log-0.4.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate metrics-exporter-log 0.4.0 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate metrics-exporter-log 0.4.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-exporter-log 0.4.0
[INFO] finished tweaking crates.io crate metrics-exporter-log 0.4.0
[INFO] tweaked toml for crates.io crate metrics-exporter-log 0.4.0 written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a251ea84601044f47f3fd822505efd232555cc6b5203f5f2f7fc25e9ff169226
[INFO] running `Command { std: "docker" "start" "-a" "a251ea84601044f47f3fd822505efd232555cc6b5203f5f2f7fc25e9ff169226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a251ea84601044f47f3fd822505efd232555cc6b5203f5f2f7fc25e9ff169226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a251ea84601044f47f3fd822505efd232555cc6b5203f5f2f7fc25e9ff169226", kill_on_drop: false }`
[INFO] [stdout] a251ea84601044f47f3fd822505efd232555cc6b5203f5f2f7fc25e9ff169226
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8167b7d10e8bea6276bf45559eb6731321d90a612935040bf7a089490793d9c
[INFO] running `Command { std: "docker" "start" "-a" "d8167b7d10e8bea6276bf45559eb6731321d90a612935040bf7a089490793d9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling metrics-core v0.5.2
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling metrics-exporter-log v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "d8167b7d10e8bea6276bf45559eb6731321d90a612935040bf7a089490793d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8167b7d10e8bea6276bf45559eb6731321d90a612935040bf7a089490793d9c", kill_on_drop: false }`
[INFO] [stdout] d8167b7d10e8bea6276bf45559eb6731321d90a612935040bf7a089490793d9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e79806a539e678ecd8e49fc70ece671236de9b44ba0c5a1ad5d5b83a241f3065
[INFO] running `Command { std: "docker" "start" "-a" "e79806a539e678ecd8e49fc70ece671236de9b44ba0c5a1ad5d5b83a241f3065", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrics-exporter-log v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "e79806a539e678ecd8e49fc70ece671236de9b44ba0c5a1ad5d5b83a241f3065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79806a539e678ecd8e49fc70ece671236de9b44ba0c5a1ad5d5b83a241f3065", kill_on_drop: false }`
[INFO] [stdout] e79806a539e678ecd8e49fc70ece671236de9b44ba0c5a1ad5d5b83a241f3065
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 78f73af8c389edca16453434af20f2d692fe4c0c8fbb25e2e0c2f2603d54fa96
[INFO] running `Command { std: "docker" "start" "-a" "78f73af8c389edca16453434af20f2d692fe4c0c8fbb25e2e0c2f2603d54fa96", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metrics_exporter_log-44447bb567f4e070)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metrics-exporter-log
[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] [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" "78f73af8c389edca16453434af20f2d692fe4c0c8fbb25e2e0c2f2603d54fa96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78f73af8c389edca16453434af20f2d692fe4c0c8fbb25e2e0c2f2603d54fa96", kill_on_drop: false }`
[INFO] [stdout] 78f73af8c389edca16453434af20f2d692fe4c0c8fbb25e2e0c2f2603d54fa96