[INFO] fetching crate compile-time-lua-bind-hash 1.1.1...
[INFO] checking compile-time-lua-bind-hash-1.1.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate compile-time-lua-bind-hash 1.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate compile-time-lua-bind-hash 1.1.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compile-time-lua-bind-hash 1.1.1
[INFO] finished tweaking crates.io crate compile-time-lua-bind-hash 1.1.1
[INFO] tweaked toml for crates.io crate compile-time-lua-bind-hash 1.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a44ac406fa9eae3b564f33b8daebd2fbd6582752b81c52c3ecf5f8267aa205e4
[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" "a44ac406fa9eae3b564f33b8daebd2fbd6582752b81c52c3ecf5f8267aa205e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a44ac406fa9eae3b564f33b8daebd2fbd6582752b81c52c3ecf5f8267aa205e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a44ac406fa9eae3b564f33b8daebd2fbd6582752b81c52c3ecf5f8267aa205e4", kill_on_drop: false }`
[INFO] [stdout] a44ac406fa9eae3b564f33b8daebd2fbd6582752b81c52c3ecf5f8267aa205e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a43dd3a4d8a9e652d2abe28ed25231183c6e0316825c8454f4ebbb7f1f44afc
[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" "1a43dd3a4d8a9e652d2abe28ed25231183c6e0316825c8454f4ebbb7f1f44afc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking lua_bind_hash v1.0.1
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]     Checking syn v1.0.56
[INFO] [stderr]     Checking compile-time-lua-bind-hash v1.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |               panic!("Invalid input: '{:?}'", expr);
[INFO] [stdout]    |               -------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 59 | /             TokenStream::from(quote_spanned!{span =>
[INFO] [stdout] 60 | |                 compile_error!("Invalid input");
[INFO] [stdout] 61 | |             })
[INFO] [stdout]    | |______________^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/lib.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let span = expr.span();
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |               panic!("Invalid input: '{:?}'", expr);
[INFO] [stdout]    |               -------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 59 | /             TokenStream::from(quote_spanned!{span =>
[INFO] [stdout] 60 | |                 compile_error!("Invalid input");
[INFO] [stdout] 61 | |             })
[INFO] [stdout]    | |______________^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/lib.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let span = expr.span();
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.93s
[INFO] running `Command { std: "docker" "inspect" "1a43dd3a4d8a9e652d2abe28ed25231183c6e0316825c8454f4ebbb7f1f44afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a43dd3a4d8a9e652d2abe28ed25231183c6e0316825c8454f4ebbb7f1f44afc", kill_on_drop: false }`
[INFO] [stdout] 1a43dd3a4d8a9e652d2abe28ed25231183c6e0316825c8454f4ebbb7f1f44afc