[INFO] fetching crate rumq-broker 0.1.0-alpha.10...
[INFO] checking rumq-broker-0.1.0-alpha.10 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate rumq-broker 0.1.0-alpha.10 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rumq-broker 0.1.0-alpha.10 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rumq-broker 0.1.0-alpha.10
[INFO] finished tweaking crates.io crate rumq-broker 0.1.0-alpha.10
[INFO] tweaked toml for crates.io crate rumq-broker 0.1.0-alpha.10 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac7b7ab890656b7f65253e3b74790a1384b5b4bed6208d60e74ff8f5b8eba11a
[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" "ac7b7ab890656b7f65253e3b74790a1384b5b4bed6208d60e74ff8f5b8eba11a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac7b7ab890656b7f65253e3b74790a1384b5b4bed6208d60e74ff8f5b8eba11a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac7b7ab890656b7f65253e3b74790a1384b5b4bed6208d60e74ff8f5b8eba11a", kill_on_drop: false }`
[INFO] [stdout] ac7b7ab890656b7f65253e3b74790a1384b5b4bed6208d60e74ff8f5b8eba11a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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] 8413044eb406005893457197413d31f3c321ca56f3e1abe99ae9a29dd8100603
[INFO] running `Command { std: "docker" "start" "-a" "8413044eb406005893457197413d31f3c321ca56f3e1abe99ae9a29dd8100603", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking rumq-core v0.1.0-alpha.10
[INFO] [stderr]     Checking rumq-broker v0.1.0-alpha.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `AllSendersDown`
[INFO] [stdout]   --> src/router.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     AllSendersDown,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AllSendersDown`
[INFO] [stdout]   --> src/router.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     AllSendersDown,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 32.89s
[INFO] running `Command { std: "docker" "inspect" "8413044eb406005893457197413d31f3c321ca56f3e1abe99ae9a29dd8100603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8413044eb406005893457197413d31f3c321ca56f3e1abe99ae9a29dd8100603", kill_on_drop: false }`
[INFO] [stdout] 8413044eb406005893457197413d31f3c321ca56f3e1abe99ae9a29dd8100603