[INFO] fetching crate dns-resolver 0.2.14...
[INFO] checking dns-resolver-0.2.14 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate dns-resolver 0.2.14 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate dns-resolver 0.2.14 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dns-resolver 0.2.14
[INFO] finished tweaking crates.io crate dns-resolver 0.2.14
[INFO] tweaked toml for crates.io crate dns-resolver 0.2.14 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate dns-resolver 0.2.14 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e90aa65630ab9c38ec021ddde0706ecf29fd9877f0ad2a26a4b44ad03b6e70ca
[INFO] running `Command { std: "docker" "start" "-a" "e90aa65630ab9c38ec021ddde0706ecf29fd9877f0ad2a26a4b44ad03b6e70ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e90aa65630ab9c38ec021ddde0706ecf29fd9877f0ad2a26a4b44ad03b6e70ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e90aa65630ab9c38ec021ddde0706ecf29fd9877f0ad2a26a4b44ad03b6e70ca", kill_on_drop: false }`
[INFO] [stdout] e90aa65630ab9c38ec021ddde0706ecf29fd9877f0ad2a26a4b44ad03b6e70ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc1fe8023c031dc069b232075ea1c229468c8c33859343fd8e8ad6ef8110f0de
[INFO] running `Command { std: "docker" "start" "-a" "fc1fe8023c031dc069b232075ea1c229468c8c33859343fd8e8ad6ef8110f0de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling io-uring v0.6.2
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking async-task v4.5.0
[INFO] [stderr]     Checking deranged v0.3.10
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking lru_time_cache v0.11.11
[INFO] [stderr]     Checking octseq v0.3.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking slings v0.3.46
[INFO] [stderr]     Checking domain v0.9.2
[INFO] [stderr]     Checking dns-resolver v0.2.14 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `dns_resolver::Resolver`
[INFO] [stdout]  --> examples/awak.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dns_resolver::Resolver;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> examples/awak.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.50s
[INFO] running `Command { std: "docker" "inspect" "fc1fe8023c031dc069b232075ea1c229468c8c33859343fd8e8ad6ef8110f0de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1fe8023c031dc069b232075ea1c229468c8c33859343fd8e8ad6ef8110f0de", kill_on_drop: false }`
[INFO] [stdout] fc1fe8023c031dc069b232075ea1c229468c8c33859343fd8e8ad6ef8110f0de