[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 try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandir%2Fdhcpd-exporter-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/andir/dhcpd-exporter-rs on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-6/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: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ipnetwork v0.14.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e77330791d60699a96999daa0e5b3bf1342be591600f2a0e7fe86b4cb8da839 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8e77330791d60699a96999daa0e5b3bf1342be591600f2a0e7fe86b4cb8da839", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e77330791d60699a96999daa0e5b3bf1342be591600f2a0e7fe86b4cb8da839", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e77330791d60699a96999daa0e5b3bf1342be591600f2a0e7fe86b4cb8da839", kill_on_drop: false }` [INFO] [stdout] 8e77330791d60699a96999daa0e5b3bf1342be591600f2a0e7fe86b4cb8da839 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4a048314fd41ffc65cf1ad979d6f716e7f0f113224697bd6ed1482ae817dcebd [INFO] running `Command { std: "docker" "start" "-a" "4a048314fd41ffc65cf1ad979d6f716e7f0f113224697bd6ed1482ae817dcebd", kill_on_drop: false }` [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Compiling serde v1.0.100 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling protobuf v2.8.1 [INFO] [stderr] Compiling prometheus v0.7.0 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling hyper v0.12.34 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking pest v2.1.2 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking tokio-sync v0.1.6 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.18 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking tokio-threadpool v0.1.15 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Compiling pest_meta v2.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking backtrace v0.3.37 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Compiling pest_generator v2.1.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking ipnetwork v0.14.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking failure v0.1.5 [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: 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] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&&Lease) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [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] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&&Lease) -> bool` [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 issue #80165 [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] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&&Lease) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [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] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&&Lease) -> bool` [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 issue #80165 [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 1m 15s [INFO] running `Command { std: "docker" "inspect" "4a048314fd41ffc65cf1ad979d6f716e7f0f113224697bd6ed1482ae817dcebd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a048314fd41ffc65cf1ad979d6f716e7f0f113224697bd6ed1482ae817dcebd", kill_on_drop: false }` [INFO] [stdout] 4a048314fd41ffc65cf1ad979d6f716e7f0f113224697bd6ed1482ae817dcebd