[INFO] updating cached repository https://github.com/tbsaunde/riceccd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8452010ee0206f9443c5c15e25ce0f8d5ab5cd03
[INFO] checking tbsaunde/riceccd against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbsaunde%2Friceccd" "/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/tbsaunde/riceccd on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tbsaunde/riceccd
[INFO] finished tweaking git repo https://github.com/tbsaunde/riceccd
[INFO] tweaked toml for git repo https://github.com/tbsaunde/riceccd written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/tbsaunde/riceccd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b08fd5e4fa2763f90dc99c2b9a0907cdf9c5202c550aeaac56148da8c148aeb
[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" "3b08fd5e4fa2763f90dc99c2b9a0907cdf9c5202c550aeaac56148da8c148aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b08fd5e4fa2763f90dc99c2b9a0907cdf9c5202c550aeaac56148da8c148aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b08fd5e4fa2763f90dc99c2b9a0907cdf9c5202c550aeaac56148da8c148aeb", kill_on_drop: false }`
[INFO] [stdout] 3b08fd5e4fa2763f90dc99c2b9a0907cdf9c5202c550aeaac56148da8c148aeb
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f89db847e566238c8fc66f69fe8ffc58c95952c0ec7c2d71c4680047075cf61
[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" "5f89db847e566238c8fc66f69fe8ffc58c95952c0ec7c2d71c4680047075cf61", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.4
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking c_linked_list v1.1.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking vec_map v0.7.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking unicode-bidi v0.2.5
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking get_if_addrs v0.4.0
[INFO] [stderr]     Checking windows-named-pipe v0.1.0 (https://github.com/tbsaunde/windows-named-pipe#f4fd2919)
[INFO] [stderr]     Checking minilzo-sys v0.1.0
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking local-socket v0.1.0 (https://github.com/tbsaunde/local-socket#6ed80b71)
[INFO] [stderr]     Checking bytes v0.4.4
[INFO] [stderr]     Checking clap v2.23.1
[INFO] [stderr]     Checking minilzo v0.1.1 (https://github.com/tbsaunde/minilzo-rs#4fc9b713)
[INFO] [stderr]     Checking idna v0.1.1
[INFO] [stderr]     Checking resolve v0.1.2 (https://github.com/murarth/resolve#49b9f39e)
[INFO] [stderr]     Checking iceccd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:107:47
[INFO] [stdout]     |
[INFO] [stdout] 107 |     sock.write(&len).expect("writing length");;
[INFO] [stdout]     |                                               ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:107:47
[INFO] [stdout]     |
[INFO] [stdout] 107 |     sock.write(&len).expect("writing length");;
[INFO] [stdout]     |                                               ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]    --> src/lib.rs:298:4
[INFO] [stdout]     |
[INFO] [stdout] 298 | fn main()
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shared_chan`
[INFO] [stdout]   --> src/bin/riceccd.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn socket_thread(shared_chan: & Mutex<MsgChannel>, local_sock: &str)
[INFO] [stdout]    |                  ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shared_chan`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shared_chan`
[INFO] [stdout]   --> src/bin/riceccd.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn socket_thread(shared_chan: & Mutex<MsgChannel>, local_sock: &str)
[INFO] [stdout]    |                  ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shared_chan`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.77s
[INFO] running `Command { std: "docker" "inspect" "5f89db847e566238c8fc66f69fe8ffc58c95952c0ec7c2d71c4680047075cf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f89db847e566238c8fc66f69fe8ffc58c95952c0ec7c2d71c4680047075cf61", kill_on_drop: false }`
[INFO] [stdout] 5f89db847e566238c8fc66f69fe8ffc58c95952c0ec7c2d71c4680047075cf61