[INFO] cloning repository https://github.com/Malien/luar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Malien/luar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalien%2Fluar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalien%2Fluar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83ccde02301adaa073c081f58691298355599650
[INFO] checking Malien/luar against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalien%2Fluar" "/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/Malien/luar on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Malien/luar
[INFO] finished tweaking git repo https://github.com/Malien/luar
[INFO] tweaked toml for git repo https://github.com/Malien/luar written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Malien/luar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1c7275a37ef8410785ffa70a5557cf81912fb2778d7e29d8a681d4e4c7a43ed
[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" "c1c7275a37ef8410785ffa70a5557cf81912fb2778d7e29d8a681d4e4c7a43ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1c7275a37ef8410785ffa70a5557cf81912fb2778d7e29d8a681d4e4c7a43ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1c7275a37ef8410785ffa70a5557cf81912fb2778d7e29d8a681d4e4c7a43ed", kill_on_drop: false }`
[INFO] [stdout] c1c7275a37ef8410785ffa70a5557cf81912fb2778d7e29d8a681d4e4c7a43ed
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9bdb56d8c3e33051fa381a2467d9ff55d47197d9e9017a27675ba96465e9c0e
[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" "a9bdb56d8c3e33051fa381a2467d9ff55d47197d9e9017a27675ba96465e9c0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling peg-runtime v0.7.0
[INFO] [stderr]    Compiling beef v0.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking non-empty-vec v0.2.3
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling peg-macros v0.7.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking quickcheck v1.0.2
[INFO] [stderr]     Checking peg v0.7.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking luar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `try_new`
[INFO] [stdout]   --> src/lex/ident.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn try_new(str: String) -> Option<Self> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_err`
[INFO] [stdout]    --> src/lex/token.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn is_err(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `empty`
[INFO] [stdout]   --> src/syn/expr/table_constructor.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lfieldlist`
[INFO] [stdout]   --> src/syn/expr/table_constructor.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn lfieldlist(lfield: Vec<Expression>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ffieldlist`
[INFO] [stdout]   --> src/syn/expr/table_constructor.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn ffieldlist(ffield: Vec<(Ident, Expression)>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/syn/expr/table_constructor.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `LUA_FUNCTION`
[INFO] [stdout]   --> src/main.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / static LUA_FUNCTION: &'static str = indoc! {"
[INFO] [stdout] 17 | |     function remove_blanks (s)
[INFO] [stdout] 18 | |         local b = strfind(s, ' ')
[INFO] [stdout] 19 | |         while b do
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     end
[INFO] [stdout] 25 | | "};
[INFO] [stdout]    | |___^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking insta v1.3.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling function_name-proc-macro v0.2.0
[INFO] [stderr]     Checking function_name v0.2.0
[INFO] [stdout] warning: static is never used: `LUA_FUNCTION`
[INFO] [stdout]   --> src/main.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / static LUA_FUNCTION: &'static str = indoc! {"
[INFO] [stdout] 17 | |     function remove_blanks (s)
[INFO] [stdout] 18 | |         local b = strfind(s, ' ')
[INFO] [stdout] 19 | |         while b do
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     end
[INFO] [stdout] 25 | | "};
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "a9bdb56d8c3e33051fa381a2467d9ff55d47197d9e9017a27675ba96465e9c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9bdb56d8c3e33051fa381a2467d9ff55d47197d9e9017a27675ba96465e9c0e", kill_on_drop: false }`
[INFO] [stdout] a9bdb56d8c3e33051fa381a2467d9ff55d47197d9e9017a27675ba96465e9c0e