[INFO] crate darklua 0.3.1 is already in cache
[INFO] checking darklua-0.3.1 against master#08dfbfb61871a83f720c6e97a3b737076e89fe3e for pr-71796
[INFO] extracting crate darklua 0.3.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate darklua 0.3.1 on toolchain 08dfbfb61871a83f720c6e97a3b737076e89fe3e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate darklua 0.3.1
[INFO] finished tweaking crates.io crate darklua 0.3.1
[INFO] tweaked toml for crates.io crate darklua 0.3.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate darklua 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "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] 3d4a711eff85083f15916c775535ccfdacec3266215d5eefc0b12d4f74e5a1f5
[INFO] running `"docker" "start" "-a" "3d4a711eff85083f15916c775535ccfdacec3266215d5eefc0b12d4f74e5a1f5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking lualexer v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.15
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.10
[INFO] [stderr]    Compiling proc-macro-error v0.4.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking luaparser v0.1.1
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking console v0.9.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]     Checking structopt v0.3.11
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking json5 v0.2.5
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking darklua v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking insta v0.12.0
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/rules/unused_if_branch.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |                     mem::replace(statement, DoStatement::new(block).into());
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/rules/unused_if_branch.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |                     mem::replace(statement, DoStatement::new(block).into());
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `"docker" "inspect" "3d4a711eff85083f15916c775535ccfdacec3266215d5eefc0b12d4f74e5a1f5"`
[INFO] running `"docker" "rm" "-f" "3d4a711eff85083f15916c775535ccfdacec3266215d5eefc0b12d4f74e5a1f5"`
[INFO] [stdout] 3d4a711eff85083f15916c775535ccfdacec3266215d5eefc0b12d4f74e5a1f5