[INFO] fetching crate resolv-conf 0.6.3...
[INFO] checking resolv-conf-0.6.3 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate resolv-conf 0.6.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate resolv-conf 0.6.3 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate resolv-conf 0.6.3
[INFO] finished tweaking crates.io crate resolv-conf 0.6.3
[INFO] tweaked toml for crates.io crate resolv-conf 0.6.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate resolv-conf 0.6.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 768d050bec5be12ba8063ad3ed81ac953e1b0b8e4c0022b23d1236427795d6c7
[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" "768d050bec5be12ba8063ad3ed81ac953e1b0b8e4c0022b23d1236427795d6c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "768d050bec5be12ba8063ad3ed81ac953e1b0b8e4c0022b23d1236427795d6c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "768d050bec5be12ba8063ad3ed81ac953e1b0b8e4c0022b23d1236427795d6c7", kill_on_drop: false }`
[INFO] [stdout] 768d050bec5be12ba8063ad3ed81ac953e1b0b8e4c0022b23d1236427795d6c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80c04bff998fdff701f8e618668951eb0ef31bc166720f47b39466523f972313
[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" "80c04bff998fdff701f8e618668951eb0ef31bc166720f47b39466523f972313", kill_on_drop: false }`
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking resolv-conf v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ip.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ip.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |         fmt.write_str(self.description())
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "80c04bff998fdff701f8e618668951eb0ef31bc166720f47b39466523f972313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c04bff998fdff701f8e618668951eb0ef31bc166720f47b39466523f972313", kill_on_drop: false }`
[INFO] [stdout] 80c04bff998fdff701f8e618668951eb0ef31bc166720f47b39466523f972313