[INFO] fetching crate erbium 0.2.12-rc5...
[INFO] checking erbium-0.2.12-rc5 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate erbium 0.2.12-rc5 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate erbium 0.2.12-rc5 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate erbium 0.2.12-rc5
[INFO] finished tweaking crates.io crate erbium 0.2.12-rc5
[INFO] tweaked toml for crates.io crate erbium 0.2.12-rc5 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate crates.io crate erbium 0.2.12-rc5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded procfs v0.9.1
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[INFO] [stderr]   Downloaded vergen v4.2.0
[INFO] [stderr]   Downloaded prometheus v0.12.0
[INFO] [stderr]   Downloaded tokio-compat-02 v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01b9e1bf66f140cd14994a05e3580c2fbd61af550a680972fae168ccb27a4219
[INFO] running `Command { std: "docker" "start" "-a" "01b9e1bf66f140cd14994a05e3580c2fbd61af550a680972fae168ccb27a4219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01b9e1bf66f140cd14994a05e3580c2fbd61af550a680972fae168ccb27a4219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b9e1bf66f140cd14994a05e3580c2fbd61af550a680972fae168ccb27a4219", kill_on_drop: false }`
[INFO] [stdout] 01b9e1bf66f140cd14994a05e3580c2fbd61af550a680972fae168ccb27a4219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d8ddcbdf948128cc843b10b6c6862fc0840d8b9a187842715109b8dedd93dff
[INFO] running `Command { std: "docker" "start" "-a" "0d8ddcbdf948128cc843b10b6c6862fc0840d8b9a187842715109b8dedd93dff", kill_on_drop: false }`
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[INFO] [stderr]    Compiling erbium v0.2.12-rc5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]     Checking tokio-util v0.6.7
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[INFO] [stdout] warning: function is never used: `broadcast_failed_renew`
[INFO] [stdout]    --> src/dhcp/test.rs:250:4
[INFO] [stdout]     |
[INFO] [stdout] 250 | fn broadcast_failed_renew() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dhcpinform_dont_check_existing_lease`
[INFO] [stdout]    --> src/dhcp/test.rs:264:4
[INFO] [stdout]     |
[INFO] [stdout] 264 | fn dhcpinform_dont_check_existing_lease() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.63s
[INFO] running `Command { std: "docker" "inspect" "0d8ddcbdf948128cc843b10b6c6862fc0840d8b9a187842715109b8dedd93dff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8ddcbdf948128cc843b10b6c6862fc0840d8b9a187842715109b8dedd93dff", kill_on_drop: false }`
[INFO] [stdout] 0d8ddcbdf948128cc843b10b6c6862fc0840d8b9a187842715109b8dedd93dff