[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 beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterheesterman%2Fspil" "/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/peterheesterman/spil on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-13/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" "+beta" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 837fea2e379d9f4011605a616544941eb19d6de1c52fbe0aa3c1ffe204c7f6fc
[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" "837fea2e379d9f4011605a616544941eb19d6de1c52fbe0aa3c1ffe204c7f6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "837fea2e379d9f4011605a616544941eb19d6de1c52fbe0aa3c1ffe204c7f6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "837fea2e379d9f4011605a616544941eb19d6de1c52fbe0aa3c1ffe204c7f6fc", kill_on_drop: false }`
[INFO] [stdout] 837fea2e379d9f4011605a616544941eb19d6de1c52fbe0aa3c1ffe204c7f6fc
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ffbd8fd6ad15aa2039c1f4b44aa3e3b25e8df2860b86e528759ac075f076793
[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" "1ffbd8fd6ad15aa2039c1f4b44aa3e3b25e8df2860b86e528759ac075f076793", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: 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: 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: 4 warnings emitted
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "1ffbd8fd6ad15aa2039c1f4b44aa3e3b25e8df2860b86e528759ac075f076793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ffbd8fd6ad15aa2039c1f4b44aa3e3b25e8df2860b86e528759ac075f076793", kill_on_drop: false }`
[INFO] [stdout] 1ffbd8fd6ad15aa2039c1f4b44aa3e3b25e8df2860b86e528759ac075f076793