[INFO] cloning repository https://github.com/peterheesterman/spil
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peterheesterman/spil" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterheesterman%2Fspil", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterheesterman%2Fspil'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a3f62bbbd0371d15fcbbb2934236d2c37398d9c
[INFO] checking peterheesterman/spil against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterheesterman%2Fspil" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peterheesterman/spil 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 git repo https://github.com/peterheesterman/spil
[INFO] finished tweaking git repo https://github.com/peterheesterman/spil
[INFO] tweaked toml for git repo https://github.com/peterheesterman/spil written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/peterheesterman/spil already has a lockfile, it will not be regenerated
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 054454103efbd1157ad6332f3e1f61e455be816fb27f4e8a1a58c5a976c9cd40
[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" "054454103efbd1157ad6332f3e1f61e455be816fb27f4e8a1a58c5a976c9cd40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "054454103efbd1157ad6332f3e1f61e455be816fb27f4e8a1a58c5a976c9cd40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "054454103efbd1157ad6332f3e1f61e455be816fb27f4e8a1a58c5a976c9cd40", kill_on_drop: false }`
[INFO] [stdout] 054454103efbd1157ad6332f3e1f61e455be816fb27f4e8a1a58c5a976c9cd40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] e7cd4fbf8a831f0e71f1dface336b248b9fb87b36adf7c1b5dc5e37cbe1947da
[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" "e7cd4fbf8a831f0e71f1dface336b248b9fb87b36adf7c1b5dc5e37cbe1947da", kill_on_drop: false }`
[INFO] [stderr]     Checking spil v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Lexeme`
[INFO] [stdout]  --> src/spil/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::Lexeme;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]  --> src/spil/parser.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) fn parse(token_stream: TokenStream) -> AST {
[INFO] [stdout]   |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]  --> src/spil/parser.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) fn parse(token_stream: TokenStream) -> AST {
[INFO] [stdout]   |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ListOp`
[INFO] [stdout]   --> src/spil/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | /     ListOp {
[INFO] [stdout] 27 | |         children: Vec<Node>,
[INFO] [stdout] 28 | |         token: Token,
[INFO] [stdout] 29 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnaryOp`
[INFO] [stdout]   --> src/spil/mod.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     UnaryOp {
[INFO] [stdout] 36 | |         child: Box<Node>,
[INFO] [stdout] 37 | |         token: Token,
[INFO] [stdout] 38 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ListOp`
[INFO] [stdout]   --> src/spil/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | /     ListOp {
[INFO] [stdout] 27 | |         children: Vec<Node>,
[INFO] [stdout] 28 | |         token: Token,
[INFO] [stdout] 29 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnaryOp`
[INFO] [stdout]   --> src/spil/mod.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     UnaryOp {
[INFO] [stdout] 36 | |         child: Box<Node>,
[INFO] [stdout] 37 | |         token: Token,
[INFO] [stdout] 38 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "e7cd4fbf8a831f0e71f1dface336b248b9fb87b36adf7c1b5dc5e37cbe1947da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7cd4fbf8a831f0e71f1dface336b248b9fb87b36adf7c1b5dc5e37cbe1947da", kill_on_drop: false }`
[INFO] [stdout] e7cd4fbf8a831f0e71f1dface336b248b9fb87b36adf7c1b5dc5e37cbe1947da