[INFO] cloning repository https://github.com/tkasriel/lambda_calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkasriel/lambda_calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkasriel%2Flambda_calc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkasriel%2Flambda_calc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b7039fe8f11a74661f30ad7434d9b6e24432397
[INFO] checking tkasriel/lambda_calc against 846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9 for pr-164812
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkasriel%2Flambda_calc" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tkasriel/lambda_calc
[INFO] finished tweaking git repo https://github.com/tkasriel/lambda_calc
[INFO] tweaked toml for git repo https://github.com/tkasriel/lambda_calc written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tkasriel/lambda_calc on toolchain 846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tkasriel/lambda_calc 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" "+846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5bca345c9ac6acfb4c97b805eabe4154488aac7b810ebc96d2e8eb35563181a4
[INFO] running `Command { std: "docker" "start" "5bca345c9ac6acfb4c97b805eabe4154488aac7b810ebc96d2e8eb35563181a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bca345c9ac6acfb4c97b805eabe4154488aac7b810ebc96d2e8eb35563181a4", 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" "5bca345c9ac6acfb4c97b805eabe4154488aac7b810ebc96d2e8eb35563181a4" "/opt/rustwide/cargo-home/bin/cargo" "+846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bca345c9ac6acfb4c97b805eabe4154488aac7b810ebc96d2e8eb35563181a4", 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" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5bca345c9ac6acfb4c97b805eabe4154488aac7b810ebc96d2e8eb35563181a4" "/opt/rustwide/cargo-home/bin/cargo" "+846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking untyped v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env::Args`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env::Args, fmt, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             _ => Rc::new(self.clone())
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Term::Variable(_) => Rc::new(self.clone()),
[INFO] [stdout]    |             ----------------- matches some of the same values
[INFO] [stdout] 36 |             Term::Function(arg, func) => 
[INFO] [stdout]    |             ------------------------- matches some of the same values
[INFO] [stdout] 37 |                 Rc::new(Term::Function(*arg, func.eval())),
[INFO] [stdout] 38 |             Term::Application(func, val) => {
[INFO] [stdout]    |             ---------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 50 |             _ => Rc::new(self.clone())
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Variable` should have a snake case name
[INFO] [stdout]   --> src/main.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn Variable (arg: u32) -> Rc<Term> {
[INFO] [stdout]    |    ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `variable`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Function` should have a snake case name
[INFO] [stdout]   --> src/main.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn Function (arg: u32, func: Rc<Term>) -> Rc<Term>{
[INFO] [stdout]    |    ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `function`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Application` should have a snake case name
[INFO] [stdout]   --> src/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn Application (func: Rc<Term>, val: Rc<Term>) -> Rc<Term> {
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `application`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env::Args`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env::Args, fmt, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             _ => Rc::new(self.clone())
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Term::Variable(_) => Rc::new(self.clone()),
[INFO] [stdout]    |             ----------------- matches some of the same values
[INFO] [stdout] 36 |             Term::Function(arg, func) => 
[INFO] [stdout]    |             ------------------------- matches some of the same values
[INFO] [stdout] 37 |                 Rc::new(Term::Function(*arg, func.eval())),
[INFO] [stdout] 38 |             Term::Application(func, val) => {
[INFO] [stdout]    |             ---------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 50 |             _ => Rc::new(self.clone())
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Variable` should have a snake case name
[INFO] [stdout]   --> src/main.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn Variable (arg: u32) -> Rc<Term> {
[INFO] [stdout]    |    ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `variable`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Function` should have a snake case name
[INFO] [stdout]   --> src/main.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn Function (arg: u32, func: Rc<Term>) -> Rc<Term>{
[INFO] [stdout]    |    ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `function`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Application` should have a snake case name
[INFO] [stdout]   --> src/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn Application (func: Rc<Term>, val: Rc<Term>) -> Rc<Term> {
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `application`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "5bca345c9ac6acfb4c97b805eabe4154488aac7b810ebc96d2e8eb35563181a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bca345c9ac6acfb4c97b805eabe4154488aac7b810ebc96d2e8eb35563181a4", kill_on_drop: false }`
[INFO] [stdout] 5bca345c9ac6acfb4c97b805eabe4154488aac7b810ebc96d2e8eb35563181a4
