[INFO] fetching crate kubert-prometheus-tokio 0.2.0...
[INFO] checking kubert-prometheus-tokio-0.2.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate kubert-prometheus-tokio 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate kubert-prometheus-tokio 0.2.0
[INFO] finished tweaking crates.io crate kubert-prometheus-tokio 0.2.0
[INFO] tweaked toml for crates.io crate kubert-prometheus-tokio 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kubert-prometheus-tokio 0.2.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 54 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3127bbb5798f97ec10fb06e700fa201b4b70b27c797cbc6c9c83dcbe47a21acb
[INFO] running `Command { std: "docker" "start" "-a" "3127bbb5798f97ec10fb06e700fa201b4b70b27c797cbc6c9c83dcbe47a21acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3127bbb5798f97ec10fb06e700fa201b4b70b27c797cbc6c9c83dcbe47a21acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3127bbb5798f97ec10fb06e700fa201b4b70b27c797cbc6c9c83dcbe47a21acb", kill_on_drop: false }`
[INFO] [stdout] 3127bbb5798f97ec10fb06e700fa201b4b70b27c797cbc6c9c83dcbe47a21acb
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12c7d3350aa17a14033040f5201644b2ef50d5eabf97bc0155137352d813e850
[INFO] running `Command { std: "docker" "start" "-a" "12c7d3350aa17a14033040f5201644b2ef50d5eabf97bc0155137352d813e850", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling prometheus-client v0.23.1
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.4.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-metrics v0.4.2
[INFO] [stderr]     Checking kubert-prometheus-tokio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "12c7d3350aa17a14033040f5201644b2ef50d5eabf97bc0155137352d813e850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12c7d3350aa17a14033040f5201644b2ef50d5eabf97bc0155137352d813e850", kill_on_drop: false }`
[INFO] [stdout] 12c7d3350aa17a14033040f5201644b2ef50d5eabf97bc0155137352d813e850