[INFO] cloning repository https://github.com/timkuessner/lambda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timkuessner/lambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimkuessner%2Flambda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimkuessner%2Flambda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2bf8b90cde166e8d3531cdea70ff9c8fe000c3f
[INFO] checking timkuessner/lambda against 8773d2c75a8e90130dcce745a7ec4e66bb9963db+rustflags=-Aunfulfilled-lint-expectations for pr-163637
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimkuessner%2Flambda" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/timkuessner/lambda
[INFO] finished tweaking git repo https://github.com/timkuessner/lambda
[INFO] tweaked toml for git repo https://github.com/timkuessner/lambda written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timkuessner/lambda on toolchain 8773d2c75a8e90130dcce745a7ec4e66bb9963db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/timkuessner/lambda already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 329dee58f91158c02115405da12b09847c4c1fe760a516407d5f8bfde53e674d
[INFO] running `Command { std: "docker" "start" "329dee58f91158c02115405da12b09847c4c1fe760a516407d5f8bfde53e674d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "329dee58f91158c02115405da12b09847c4c1fe760a516407d5f8bfde53e674d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "329dee58f91158c02115405da12b09847c4c1fe760a516407d5f8bfde53e674d" "/opt/rustwide/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "329dee58f91158c02115405da12b09847c4c1fe760a516407d5f8bfde53e674d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Aunfulfilled-lint-expectations" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "329dee58f91158c02115405da12b09847c4c1fe760a516407d5f8bfde53e674d" "/opt/rustwide/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking lambda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `DEFS` is never used
[INFO] [stdout]  --> src/prelude.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const DEFS: &[(&str, &str)] = &[
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build` is never used
[INFO] [stdout]   --> src/prelude.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn build() -> HashMap<String, Expr> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prelude` is never used
[INFO] [stdout]   --> src/prelude.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn prelude() -> &'static HashMap<String, Expr> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expand_prelude` is never used
[INFO] [stdout]   --> src/prelude.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn expand_prelude(expr: &Expr) -> Expr {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expand` is never used
[INFO] [stdout]   --> src/prelude.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn expand(expr: &Expr, defs: &HashMap<String, Expr>) -> Expr {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_named` is never used
[INFO] [stdout]   --> src/pretty.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn print_named(named_expr: &NamedExpr) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_named_prec` is never used
[INFO] [stdout]   --> src/pretty.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn print_named_prec(named_expr: &NamedExpr, prec: u8) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFS` is never used
[INFO] [stdout]  --> src/prelude.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const DEFS: &[(&str, &str)] = &[
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build` is never used
[INFO] [stdout]   --> src/prelude.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn build() -> HashMap<String, Expr> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prelude` is never used
[INFO] [stdout]   --> src/prelude.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn prelude() -> &'static HashMap<String, Expr> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expand_prelude` is never used
[INFO] [stdout]   --> src/prelude.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn expand_prelude(expr: &Expr) -> Expr {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expand` is never used
[INFO] [stdout]   --> src/prelude.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn expand(expr: &Expr, defs: &HashMap<String, Expr>) -> Expr {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_named` is never used
[INFO] [stdout]   --> src/pretty.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn print_named(named_expr: &NamedExpr) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_named_prec` is never used
[INFO] [stdout]   --> src/pretty.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn print_named_prec(named_expr: &NamedExpr, prec: u8) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "329dee58f91158c02115405da12b09847c4c1fe760a516407d5f8bfde53e674d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "329dee58f91158c02115405da12b09847c4c1fe760a516407d5f8bfde53e674d", kill_on_drop: false }`
[INFO] [stdout] 329dee58f91158c02115405da12b09847c4c1fe760a516407d5f8bfde53e674d
