[INFO] updating cached repository https://github.com/oatberry/ailur-reborn
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 130c09f53f9b012ead07cd103db10c6c0333d827
[INFO] checking oatberry/ailur-reborn against master#7f940ef5d91b53e889f111f27e00849f2f5ae4a2 for pr-72493
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foatberry%2Failur-reborn" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oatberry/ailur-reborn on toolchain 7f940ef5d91b53e889f111f27e00849f2f5ae4a2
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/oatberry/ailur-reborn
[INFO] finished tweaking git repo https://github.com/oatberry/ailur-reborn
[INFO] tweaked toml for git repo https://github.com/oatberry/ailur-reborn written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/oatberry/ailur-reborn already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "/opt/rustwide/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 26987796e96b223c96dd691cefd0fdae36d9dadb03ada6eafe2900710f0cac01
[INFO] running `"docker" "start" "-a" "26987796e96b223c96dd691cefd0fdae36d9dadb03ada6eafe2900710f0cac01"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking pest v2.1.2
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling rlua v0.17.0
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking ailur-reborn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]   --> src/bot.rs:77:47
[INFO] [stderr]    |
[INFO] [stderr] 77 |             (Some(Usermask(sender)), Notice { target, text }) => {
[INFO] [stderr]    |                                               ^^^^^^ help: try ignoring the field: `target: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]   --> src/bot.rs:77:47
[INFO] [stderr]    |
[INFO] [stderr] 77 |             (Some(Usermask(sender)), Notice { target, text }) => {
[INFO] [stderr]    |                                               ^^^^^^ help: try ignoring the field: `target: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `action`
[INFO] [stderr]   --> src/irc.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn action(&mut self, target: &str, message: &str) -> io::Result<()> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `action`
[INFO] [stderr]   --> src/irc.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn action(&mut self, target: &str, message: &str) -> io::Result<()> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.39s
[INFO] running `"docker" "inspect" "26987796e96b223c96dd691cefd0fdae36d9dadb03ada6eafe2900710f0cac01"`
[INFO] running `"docker" "rm" "-f" "26987796e96b223c96dd691cefd0fdae36d9dadb03ada6eafe2900710f0cac01"`
[INFO] [stdout] 26987796e96b223c96dd691cefd0fdae36d9dadb03ada6eafe2900710f0cac01