[INFO] cloning repository https://github.com/AndrewBregger/lucky
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndrewBregger/lucky" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewBregger%2Flucky", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewBregger%2Flucky'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8ce5bfcd7e355eeaae1c6973dcf4aeaf70e9138
[INFO] checking AndrewBregger/lucky against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewBregger%2Flucky" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AndrewBregger/lucky on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AndrewBregger/lucky
[INFO] finished tweaking git repo https://github.com/AndrewBregger/lucky
[INFO] tweaked toml for git repo https://github.com/AndrewBregger/lucky written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/AndrewBregger/lucky already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc2420f1748560ce6d6941b725732082e4ba5720ccd2e36c2f5a692803cbae5f
[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" "fc2420f1748560ce6d6941b725732082e4ba5720ccd2e36c2f5a692803cbae5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc2420f1748560ce6d6941b725732082e4ba5720ccd2e36c2f5a692803cbae5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc2420f1748560ce6d6941b725732082e4ba5720ccd2e36c2f5a692803cbae5f", kill_on_drop: false }`
[INFO] [stdout] fc2420f1748560ce6d6941b725732082e4ba5720ccd2e36c2f5a692803cbae5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0e0569148b62f2a7cac510378a880cf256457649ed1b26583021ffaa205fdf2e
[INFO] running `Command { std: "docker" "start" "-a" "0e0569148b62f2a7cac510378a880cf256457649ed1b26583021ffaa205fdf2e", kill_on_drop: false }`
[INFO] [stderr]     Checking lucky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: mismatched closing delimiter: `}`
[INFO] [stdout]    --> src/lucky/parser.rs:872:37
[INFO] [stdout]     |
[INFO] [stdout] 869 | ...                   Some(id) => {
[INFO] [stdout]     |                                   - closing delimiter possibly meant for this
[INFO] [stdout] 870 | ...                       let pos = id.pos();
[INFO] [stdout] 871 | ...                       Ok(Type::new(TypeKind::Generic(id), pos)
[INFO] [stdout]     |                             - unclosed delimiter
[INFO] [stdout] 872 | ...                   }
[INFO] [stdout]     |                       ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: mismatched closing delimiter: `}`
[INFO] [stdout]    --> src/lucky/parser.rs:872:37
[INFO] [stdout]     |
[INFO] [stdout] 869 | ...                   Some(id) => {
[INFO] [stdout]     |                                   - closing delimiter possibly meant for this
[INFO] [stdout] 870 | ...                       let pos = id.pos();
[INFO] [stdout] 871 | ...                       Ok(Type::new(TypeKind::Generic(id), pos)
[INFO] [stdout]     |                             - unclosed delimiter
[INFO] [stdout] 872 | ...                   }
[INFO] [stdout]     |                       ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lucky/scanner.rs:208:24
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     '0'...'9' => {
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]   --> src/lucky/mod.rs:19:35
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::io::{BufRead, BufReader, Result};
[INFO] [stdout]    |                                   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lucky/scanner.rs:208:24
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     '0'...'9' => {
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]   --> src/lucky/mod.rs:19:35
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::io::{BufRead, BufReader, Result};
[INFO] [stdout]    |                                   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lucky`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0e0569148b62f2a7cac510378a880cf256457649ed1b26583021ffaa205fdf2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e0569148b62f2a7cac510378a880cf256457649ed1b26583021ffaa205fdf2e", kill_on_drop: false }`
[INFO] [stdout] 0e0569148b62f2a7cac510378a880cf256457649ed1b26583021ffaa205fdf2e