[INFO] cloning repository https://github.com/andir/dhcpd-exporter-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andir/dhcpd-exporter-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandir%2Fdhcpd-exporter-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandir%2Fdhcpd-exporter-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44e0ed4614b0a32f22607f2a8519fef0e199ce0b
[INFO] checking andir/dhcpd-exporter-rs against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandir%2Fdhcpd-exporter-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andir/dhcpd-exporter-rs on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andir/dhcpd-exporter-rs
[INFO] finished tweaking git repo https://github.com/andir/dhcpd-exporter-rs
[INFO] tweaked toml for git repo https://github.com/andir/dhcpd-exporter-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/andir/dhcpd-exporter-rs 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ipnetwork v0.14.0
[INFO] [stderr]   Downloaded serde v1.0.100
[INFO] [stderr]   Downloaded hyper v0.12.34
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59aa30ab4a1d15259b5036d5c9c148365574cfdc350166415a121a527e6d70b3
[INFO] running `Command { std: "docker" "start" "-a" "59aa30ab4a1d15259b5036d5c9c148365574cfdc350166415a121a527e6d70b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59aa30ab4a1d15259b5036d5c9c148365574cfdc350166415a121a527e6d70b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59aa30ab4a1d15259b5036d5c9c148365574cfdc350166415a121a527e6d70b3", kill_on_drop: false }`
[INFO] [stdout] 59aa30ab4a1d15259b5036d5c9c148365574cfdc350166415a121a527e6d70b3
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c367b6f2013c6984972b316a4b0ba3431881f3f044356ece0f1bdfac28089d80
[INFO] running `Command { std: "docker" "start" "-a" "c367b6f2013c6984972b316a4b0ba3431881f3f044356ece0f1bdfac28089d80", kill_on_drop: false }`
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[INFO] [stderr]     Checking futures-cpupool v0.1.8
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[INFO] [stderr]    Compiling pest_generator v2.1.1
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[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking ipnetwork v0.14.0
[INFO] [stderr]     Checking dhcpd-exporter-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Gauge`
[INFO] [stdout]   --> src/main.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |     linear_buckets, Encoder, Gauge, Histogram, HistogramVec, IntGaugeVec, TextEncoder,
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Gauge`
[INFO] [stdout]   --> src/main.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |     linear_buckets, Encoder, Gauge, Histogram, HistogramVec, IntGaugeVec, TextEncoder,
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:199:24
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let filters: Vec<(&Fn(&&Lease) -> bool, &Fn(&&Lease) -> bool, &[&str])> = vec![
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let filters: Vec<(&dyn Fn(&&Lease) -> bool, &Fn(&&Lease) -> bool, &[&str])> = vec![
[INFO] [stdout]     |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:199:46
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let filters: Vec<(&Fn(&&Lease) -> bool, &Fn(&&Lease) -> bool, &[&str])> = vec![
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let filters: Vec<(&Fn(&&Lease) -> bool, &dyn Fn(&&Lease) -> bool, &[&str])> = vec![
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:199:24
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let filters: Vec<(&Fn(&&Lease) -> bool, &Fn(&&Lease) -> bool, &[&str])> = vec![
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let filters: Vec<(&dyn Fn(&&Lease) -> bool, &Fn(&&Lease) -> bool, &[&str])> = vec![
[INFO] [stdout]     |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:199:46
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let filters: Vec<(&Fn(&&Lease) -> bool, &Fn(&&Lease) -> bool, &[&str])> = vec![
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let filters: Vec<(&Fn(&&Lease) -> bool, &dyn Fn(&&Lease) -> bool, &[&str])> = vec![
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.59s
[INFO] running `Command { std: "docker" "inspect" "c367b6f2013c6984972b316a4b0ba3431881f3f044356ece0f1bdfac28089d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c367b6f2013c6984972b316a4b0ba3431881f3f044356ece0f1bdfac28089d80", kill_on_drop: false }`
[INFO] [stdout] c367b6f2013c6984972b316a4b0ba3431881f3f044356ece0f1bdfac28089d80
