[INFO] fetching crate nfprobe 0.0.1...
[INFO] building nfprobe-0.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate nfprobe 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate nfprobe 0.0.1
[INFO] finished tweaking crates.io crate nfprobe 0.0.1
[INFO] tweaked toml for crates.io crate nfprobe 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nfprobe 0.0.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nfprobe 0.0.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.98
[INFO] [stderr]   Downloaded elf_rs v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 078161efe43c2db1bcdecd0a61b70ced44547f167841b0fe2d0f2fe3f8788c6c
[INFO] running `Command { std: "docker" "start" "-a" "078161efe43c2db1bcdecd0a61b70ced44547f167841b0fe2d0f2fe3f8788c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "078161efe43c2db1bcdecd0a61b70ced44547f167841b0fe2d0f2fe3f8788c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "078161efe43c2db1bcdecd0a61b70ced44547f167841b0fe2d0f2fe3f8788c6c", kill_on_drop: false }`
[INFO] [stdout] 078161efe43c2db1bcdecd0a61b70ced44547f167841b0fe2d0f2fe3f8788c6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 269e78216daa8a5e2e214814d7b69e6a65407c81328a93e588da61c058909723
[INFO] running `Command { std: "docker" "start" "-a" "269e78216daa8a5e2e214814d7b69e6a65407c81328a93e588da61c058909723", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling elf_rs v0.1.1
[INFO] [stderr]    Compiling nfprobe v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]   --> src/macros.rs:17:23
[INFO] [stdout]    |
[INFO] [stdout] 17 |           use $crate::{ error, Result };
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/metrics.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | / define_metrics!{
[INFO] [stdout] 82 | |     {"eth", eth_metric_key, eth_metric_val, ETH_METRIC_MAP_LIMIT},
[INFO] [stdout] 83 | |     {"ip",  ip_metric_key,  ip_metric_val,  IP_METRIC_MAP_LIMIT},
[INFO] [stdout] 84 | |     {"udp", udp_metric_key, udp_metric_val, UDP_METRIC_MAP_LIMIT},
[INFO] [stdout] 85 | |     {"tcp", tcp_metric_key, tcp_metric_val, TCP_METRIC_MAP_LIMIT},
[INFO] [stdout] 86 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_metrics` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "269e78216daa8a5e2e214814d7b69e6a65407c81328a93e588da61c058909723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "269e78216daa8a5e2e214814d7b69e6a65407c81328a93e588da61c058909723", kill_on_drop: false }`
[INFO] [stdout] 269e78216daa8a5e2e214814d7b69e6a65407c81328a93e588da61c058909723
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dab77c88e69ae75664ae43c4d34b7808a9f25b23f6fa8f39bf25cf04eddd86a
[INFO] running `Command { std: "docker" "start" "-a" "6dab77c88e69ae75664ae43c4d34b7808a9f25b23f6fa8f39bf25cf04eddd86a", kill_on_drop: false }`
[INFO] [stderr]    Compiling nfprobe v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]   --> src/macros.rs:17:23
[INFO] [stdout]    |
[INFO] [stdout] 17 |           use $crate::{ error, Result };
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/metrics.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | / define_metrics!{
[INFO] [stdout] 82 | |     {"eth", eth_metric_key, eth_metric_val, ETH_METRIC_MAP_LIMIT},
[INFO] [stdout] 83 | |     {"ip",  ip_metric_key,  ip_metric_val,  IP_METRIC_MAP_LIMIT},
[INFO] [stdout] 84 | |     {"udp", udp_metric_key, udp_metric_val, UDP_METRIC_MAP_LIMIT},
[INFO] [stdout] 85 | |     {"tcp", tcp_metric_key, tcp_metric_val, TCP_METRIC_MAP_LIMIT},
[INFO] [stdout] 86 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_metrics` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]   --> src/macros.rs:17:23
[INFO] [stdout]    |
[INFO] [stdout] 17 |           use $crate::{ error, Result };
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/metrics.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | / define_metrics!{
[INFO] [stdout] 82 | |     {"eth", eth_metric_key, eth_metric_val, ETH_METRIC_MAP_LIMIT},
[INFO] [stdout] 83 | |     {"ip",  ip_metric_key,  ip_metric_val,  IP_METRIC_MAP_LIMIT},
[INFO] [stdout] 84 | |     {"udp", udp_metric_key, udp_metric_val, UDP_METRIC_MAP_LIMIT},
[INFO] [stdout] 85 | |     {"tcp", tcp_metric_key, tcp_metric_val, TCP_METRIC_MAP_LIMIT},
[INFO] [stdout] 86 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_metrics` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "6dab77c88e69ae75664ae43c4d34b7808a9f25b23f6fa8f39bf25cf04eddd86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dab77c88e69ae75664ae43c4d34b7808a9f25b23f6fa8f39bf25cf04eddd86a", kill_on_drop: false }`
[INFO] [stdout] 6dab77c88e69ae75664ae43c4d34b7808a9f25b23f6fa8f39bf25cf04eddd86a