Dec 11 16:26:19.493 INFO checking jevankovich/scheme against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 16:26:19.493 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 16:26:20.056 INFO [stdout] be9720b0430833e584f85174f9e5f9652fb5fbf312fa1b780321963a22e3b81a
Dec 11 16:26:20.058 INFO running `"docker" "start" "-a" "be9720b0430833e584f85174f9e5f9652fb5fbf312fa1b780321963a22e3b81a"`
Dec 11 16:26:22.412 INFO [stderr] usermod: no changes
Dec 11 16:26:22.465 INFO [stderr]     Checking scheme v0.1.0 (/source)
Dec 11 16:26:22.973 INFO [stderr] warning: unused variable: `car`
Dec 11 16:26:22.974 INFO [stderr]   --> main.rs:52:28
Dec 11 16:26:22.974 INFO [stderr]    |
Dec 11 16:26:22.974 INFO [stderr] 52 |             SExp::Cons(ref car, ref cdr) => {
Dec 11 16:26:22.974 INFO [stderr]    |                            ^^^ help: consider using `_car` instead
Dec 11 16:26:22.974 INFO [stderr]    |
Dec 11 16:26:22.974 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 16:26:22.974 INFO [stderr] 
Dec 11 16:26:22.974 INFO [stderr] warning: unused variable: `cdr`
Dec 11 16:26:22.974 INFO [stderr]   --> main.rs:52:37
Dec 11 16:26:22.974 INFO [stderr]    |
Dec 11 16:26:22.974 INFO [stderr] 52 |             SExp::Cons(ref car, ref cdr) => {
Dec 11 16:26:22.974 INFO [stderr]    |                                     ^^^ help: consider using `_cdr` instead
Dec 11 16:26:22.975 INFO [stderr] 
Dec 11 16:26:22.984 INFO [stderr] warning: variant is never constructed: `Nil`
Dec 11 16:26:22.984 INFO [stderr]  --> main.rs:8:5
Dec 11 16:26:22.984 INFO [stderr]   |
Dec 11 16:26:22.984 INFO [stderr] 8 |     Nil,
Dec 11 16:26:22.985 INFO [stderr]   |     ^^^
Dec 11 16:26:22.985 INFO [stderr]   |
Dec 11 16:26:22.985 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 16:26:22.985 INFO [stderr] 
Dec 11 16:26:22.985 INFO [stderr] warning: variant is never constructed: `Cons`
Dec 11 16:26:22.985 INFO [stderr]  --> main.rs:9:5
Dec 11 16:26:22.986 INFO [stderr]   |
Dec 11 16:26:22.986 INFO [stderr] 9 |     Cons(Box<SExp>, Box<SExp>),
Dec 11 16:26:22.986 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:26:22.986 INFO [stderr] 
Dec 11 16:26:22.986 INFO [stderr] warning: variant is never constructed: `Int`
Dec 11 16:26:22.986 INFO [stderr]   --> main.rs:10:5
Dec 11 16:26:22.986 INFO [stderr]    |
Dec 11 16:26:22.987 INFO [stderr] 10 |     Int(i64),
Dec 11 16:26:22.987 INFO [stderr]    |     ^^^^^^^^
Dec 11 16:26:22.987 INFO [stderr] 
Dec 11 16:26:22.987 INFO [stderr] warning: variant is never constructed: `Float`
Dec 11 16:26:22.987 INFO [stderr]   --> main.rs:11:5
Dec 11 16:26:22.987 INFO [stderr]    |
Dec 11 16:26:22.987 INFO [stderr] 11 |     Float(f64),
Dec 11 16:26:22.988 INFO [stderr]    |     ^^^^^^^^^^
Dec 11 16:26:22.988 INFO [stderr] 
Dec 11 16:26:22.988 INFO [stderr] warning: variant is never constructed: `Sym`
Dec 11 16:26:22.988 INFO [stderr]   --> main.rs:12:5
Dec 11 16:26:22.988 INFO [stderr]    |
Dec 11 16:26:22.988 INFO [stderr] 12 |     Sym(String),
Dec 11 16:26:22.989 INFO [stderr]    |     ^^^^^^^^^^^
Dec 11 16:26:22.989 INFO [stderr] 
Dec 11 16:26:22.989 INFO [stderr] warning: method is never used: `nil`
Dec 11 16:26:22.989 INFO [stderr]   --> main.rs:17:5
Dec 11 16:26:22.989 INFO [stderr]    |
Dec 11 16:26:22.989 INFO [stderr] 17 |     fn nil() -> Self {
Dec 11 16:26:22.989 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 16:26:22.989 INFO [stderr] 
Dec 11 16:26:22.990 INFO [stderr] warning: method is never used: `cons`
Dec 11 16:26:22.990 INFO [stderr]   --> main.rs:21:5
Dec 11 16:26:22.990 INFO [stderr]    |
Dec 11 16:26:22.990 INFO [stderr] 21 |     fn cons(car: LispVal, cdr: LispVal) -> Self {
Dec 11 16:26:22.990 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:26:22.990 INFO [stderr] 
Dec 11 16:26:22.991 INFO [stderr] warning: method is never used: `int`
Dec 11 16:26:22.991 INFO [stderr]   --> main.rs:25:5
Dec 11 16:26:22.991 INFO [stderr]    |
Dec 11 16:26:22.991 INFO [stderr] 25 |     fn int(x: i64) -> Self {
Dec 11 16:26:22.991 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:26:22.991 INFO [stderr] 
Dec 11 16:26:22.991 INFO [stderr] warning: method is never used: `float`
Dec 11 16:26:22.992 INFO [stderr]   --> main.rs:29:5
Dec 11 16:26:22.992 INFO [stderr]    |
Dec 11 16:26:22.992 INFO [stderr] 29 |     fn float(x: f64) -> Self {
Dec 11 16:26:22.992 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:26:22.992 INFO [stderr] 
Dec 11 16:26:22.992 INFO [stderr] warning: method is never used: `sym`
Dec 11 16:26:22.993 INFO [stderr]   --> main.rs:33:5
Dec 11 16:26:22.993 INFO [stderr]    |
Dec 11 16:26:22.993 INFO [stderr] 33 |     fn sym(s: &str) -> Self {
Dec 11 16:26:22.994 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:26:22.994 INFO [stderr] 
Dec 11 16:26:23.128 INFO [stderr] warning: unused variable: `car`
Dec 11 16:26:23.128 INFO [stderr]   --> main.rs:52:28
Dec 11 16:26:23.128 INFO [stderr]    |
Dec 11 16:26:23.129 INFO [stderr] 52 |             SExp::Cons(ref car, ref cdr) => {
Dec 11 16:26:23.129 INFO [stderr]    |                            ^^^ help: consider using `_car` instead
Dec 11 16:26:23.129 INFO [stderr]    |
Dec 11 16:26:23.129 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 16:26:23.129 INFO [stderr] 
Dec 11 16:26:23.129 INFO [stderr] warning: unused variable: `cdr`
Dec 11 16:26:23.129 INFO [stderr]   --> main.rs:52:37
Dec 11 16:26:23.129 INFO [stderr]    |
Dec 11 16:26:23.129 INFO [stderr] 52 |             SExp::Cons(ref car, ref cdr) => {
Dec 11 16:26:23.129 INFO [stderr]    |                                     ^^^ help: consider using `_cdr` instead
Dec 11 16:26:23.129 INFO [stderr] 
Dec 11 16:26:23.152 INFO [stderr] warning: variant is never constructed: `Nil`
Dec 11 16:26:23.152 INFO [stderr]  --> main.rs:8:5
Dec 11 16:26:23.152 INFO [stderr]   |
Dec 11 16:26:23.152 INFO [stderr] 8 |     Nil,
Dec 11 16:26:23.152 INFO [stderr]   |     ^^^
Dec 11 16:26:23.156 INFO [stderr]   |
Dec 11 16:26:23.164 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 16:26:23.164 INFO [stderr] 
Dec 11 16:26:23.164 INFO [stderr] warning: variant is never constructed: `Cons`
Dec 11 16:26:23.164 INFO [stderr]  --> main.rs:9:5
Dec 11 16:26:23.164 INFO [stderr]   |
Dec 11 16:26:23.164 INFO [stderr] 9 |     Cons(Box<SExp>, Box<SExp>),
Dec 11 16:26:23.164 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:26:23.164 INFO [stderr] 
Dec 11 16:26:23.164 INFO [stderr] warning: variant is never constructed: `Int`
Dec 11 16:26:23.164 INFO [stderr]   --> main.rs:10:5
Dec 11 16:26:23.164 INFO [stderr]    |
Dec 11 16:26:23.164 INFO [stderr] 10 |     Int(i64),
Dec 11 16:26:23.164 INFO [stderr]    |     ^^^^^^^^
Dec 11 16:26:23.164 INFO [stderr] 
Dec 11 16:26:23.164 INFO [stderr] warning: variant is never constructed: `Float`
Dec 11 16:26:23.164 INFO [stderr]   --> main.rs:11:5
Dec 11 16:26:23.164 INFO [stderr]    |
Dec 11 16:26:23.164 INFO [stderr] 11 |     Float(f64),
Dec 11 16:26:23.164 INFO [stderr]    |     ^^^^^^^^^^
Dec 11 16:26:23.164 INFO [stderr] 
Dec 11 16:26:23.164 INFO [stderr] warning: variant is never constructed: `Sym`
Dec 11 16:26:23.164 INFO [stderr]   --> main.rs:12:5
Dec 11 16:26:23.164 INFO [stderr]    |
Dec 11 16:26:23.164 INFO [stderr] 12 |     Sym(String),
Dec 11 16:26:23.164 INFO [stderr]    |     ^^^^^^^^^^^
Dec 11 16:26:23.164 INFO [stderr] 
Dec 11 16:26:23.164 INFO [stderr] warning: method is never used: `nil`
Dec 11 16:26:23.164 INFO [stderr]   --> main.rs:17:5
Dec 11 16:26:23.164 INFO [stderr]    |
Dec 11 16:26:23.164 INFO [stderr] 17 |     fn nil() -> Self {
Dec 11 16:26:23.164 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 16:26:23.164 INFO [stderr] 
Dec 11 16:26:23.164 INFO [stderr] warning: method is never used: `cons`
Dec 11 16:26:23.164 INFO [stderr]   --> main.rs:21:5
Dec 11 16:26:23.164 INFO [stderr]    |
Dec 11 16:26:23.164 INFO [stderr] 21 |     fn cons(car: LispVal, cdr: LispVal) -> Self {
Dec 11 16:26:23.164 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:26:23.164 INFO [stderr] 
Dec 11 16:26:23.164 INFO [stderr] warning: method is never used: `int`
Dec 11 16:26:23.164 INFO [stderr]   --> main.rs:25:5
Dec 11 16:26:23.164 INFO [stderr]    |
Dec 11 16:26:23.164 INFO [stderr] 25 |     fn int(x: i64) -> Self {
Dec 11 16:26:23.164 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:26:23.165 INFO [stderr] 
Dec 11 16:26:23.165 INFO [stderr] warning: method is never used: `float`
Dec 11 16:26:23.165 INFO [stderr]   --> main.rs:29:5
Dec 11 16:26:23.165 INFO [stderr]    |
Dec 11 16:26:23.165 INFO [stderr] 29 |     fn float(x: f64) -> Self {
Dec 11 16:26:23.165 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:26:23.165 INFO [stderr] 
Dec 11 16:26:23.165 INFO [stderr] warning: method is never used: `sym`
Dec 11 16:26:23.165 INFO [stderr]   --> main.rs:33:5
Dec 11 16:26:23.165 INFO [stderr]    |
Dec 11 16:26:23.165 INFO [stderr] 33 |     fn sym(s: &str) -> Self {
Dec 11 16:26:23.165 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:26:23.165 INFO [stderr] 
Dec 11 16:26:23.205 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 11 16:26:23.222 INFO [stderr] su: No module specific data is present
Dec 11 16:26:24.202 INFO running `"docker" "inspect" "be9720b0430833e584f85174f9e5f9652fb5fbf312fa1b780321963a22e3b81a"`
Dec 11 16:26:24.562 INFO running `"docker" "rm" "-f" "be9720b0430833e584f85174f9e5f9652fb5fbf312fa1b780321963a22e3b81a"`
Dec 11 16:26:24.924 INFO [stdout] be9720b0430833e584f85174f9e5f9652fb5fbf312fa1b780321963a22e3b81a