[INFO] fetching crate lua52-sys 0.1.2...
[INFO] checking lua52-sys-0.1.2 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate lua52-sys 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lua52-sys 0.1.2 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lua52-sys 0.1.2
[INFO] finished tweaking crates.io crate lua52-sys 0.1.2
[INFO] tweaked toml for crates.io crate lua52-sys 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 552eb77a8fff9bc631aefc700eabea01721a9acde7a84a80bee5cd011fdab3c4
[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" "552eb77a8fff9bc631aefc700eabea01721a9acde7a84a80bee5cd011fdab3c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "552eb77a8fff9bc631aefc700eabea01721a9acde7a84a80bee5cd011fdab3c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552eb77a8fff9bc631aefc700eabea01721a9acde7a84a80bee5cd011fdab3c4", kill_on_drop: false }`
[INFO] [stdout] 552eb77a8fff9bc631aefc700eabea01721a9acde7a84a80bee5cd011fdab3c4
[INFO] running `Command { std: "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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e26dec549b460679c887abe34e035e0ffeb76e47f941e3ac4ff9f01982040e7f
[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" "e26dec549b460679c887abe34e035e0ffeb76e47f941e3ac4ff9f01982040e7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling lua52-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: lua/src/lcode.c: In function 'luaK_exp2RK':
[INFO] [stderr] warning: lua/src/lcode.c:543:12: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   543 |       e->k = VK;
[INFO] [stderr] warning:       |       ~~~~~^~~~
[INFO] [stderr] warning: lua/src/lcode.c:546:5: note: here
[INFO] [stderr] warning:   546 |     case VK: {
[INFO] [stderr] warning:       |     ^~~~
[INFO] [stderr] warning: lua/src/lgc.c: In function 'freeobj':
[INFO] [stderr] warning: lua/src/lgc.c:679:22: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   679 |       G(L)->strt.nuse--;
[INFO] [stderr] warning: lua/src/lgc.c:681:5: note: here
[INFO] [stderr] warning:   681 |     case LUA_TLNGSTR: {
[INFO] [stderr] warning:       |     ^~~~
[INFO] [stderr] warning: lua/src/llex.c: In function 'llex':
[INFO] [stderr] warning: lua/src/llex.c:477:17: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   477 |         else if (!lisdigit(ls->current)) return '.';
[INFO] [stderr] warning:       |                 ^
[INFO] [stderr] warning: lua/src/llex.c:480:7: note: here
[INFO] [stderr] warning:   480 |       case '0': case '1': case '2': case '3': case '4':
[INFO] [stderr] warning:       |       ^~~~
[INFO] [stderr] warning: lua/src/ltable.c: In function 'luaH_get':
[INFO] [stderr] warning: lua/src/ltable.c:485:23: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   485 |     case LUA_TNUMBER: {
[INFO] [stderr] warning:       |                       ^
[INFO] [stderr] warning: lua/src/ltable.c:493:5: note: here
[INFO] [stderr] warning:   493 |     default: {
[INFO] [stderr] warning:       |     ^~~~~~~
[INFO] [stderr] warning: lua/src/lstrlib.c: In function 'match':
[INFO] [stderr] warning: lua/src/lstrlib.c:492:16: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   492 |               s++;  /* 1 match already done */
[INFO] [stderr] warning:       |               ~^~
[INFO] [stderr] warning: lua/src/lstrlib.c:494:13: note: here
[INFO] [stderr] warning:   494 |             case '*':  /* 0 or more repetitions */
[INFO] [stderr] warning:       |             ^~~~
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:14:40
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const LUAI_FIRSTPSEUDOIDX: c_int = (-LUAI_MAXSTACK - 1000);
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:14:40
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const LUAI_FIRSTPSEUDOIDX: c_int = (-LUAI_MAXSTACK - 1000);
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` 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 5.23s
[INFO] running `Command { std: "docker" "inspect" "e26dec549b460679c887abe34e035e0ffeb76e47f941e3ac4ff9f01982040e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26dec549b460679c887abe34e035e0ffeb76e47f941e3ac4ff9f01982040e7f", kill_on_drop: false }`
[INFO] [stdout] e26dec549b460679c887abe34e035e0ffeb76e47f941e3ac4ff9f01982040e7f