[INFO] updating cached repository DomParfitt/rlisp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DomParfitt/rlisp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DomParfitt/rlisp" "work/ex/beta-1.38-1/sources/1.37.0/gh/DomParfitt/rlisp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/DomParfitt/rlisp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DomParfitt/rlisp" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DomParfitt/rlisp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DomParfitt/rlisp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3154b36b4a6fcda8808193e932cde4a69b3cb0e9
[INFO] sha for GitHub repo DomParfitt/rlisp: 3154b36b4a6fcda8808193e932cde4a69b3cb0e9
[INFO] validating manifest of DomParfitt/rlisp on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DomParfitt/rlisp on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DomParfitt/rlisp
[INFO] finished frobbing DomParfitt/rlisp
[INFO] frobbed toml for DomParfitt/rlisp written to work/ex/beta-1.38-1/sources/1.37.0/gh/DomParfitt/rlisp/Cargo.toml
[INFO] started frobbing DomParfitt/rlisp
[INFO] finished frobbing DomParfitt/rlisp
[INFO] frobbed toml for DomParfitt/rlisp written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DomParfitt/rlisp/Cargo.toml
[INFO] crate DomParfitt/rlisp already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing DomParfitt/rlisp against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/DomParfitt/rlisp:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 0136d72b20f24fc8f1fe1ce339159a9f06552b8b56f8daa18d5b69be980c51ac
[INFO] running `"docker" "start" "-a" "0136d72b20f24fc8f1fe1ce339159a9f06552b8b56f8daa18d5b69be980c51ac"`
[INFO] [stderr]    Compiling rlisp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Token`
[INFO] [stderr]  --> src/parser/error.rs:4:20
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::lexer::{Token, TokenKind};
[INFO] [stderr]   |                    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::evaluator::types::Type`
[INFO] [stderr]  --> src/repl/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::evaluator::types::Type;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/parser/mod.rs:36:21
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 Err(err) => return expr,
[INFO] [stderr]    |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/evaluator/types.rs:32:26
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Type::Fn(ref args, ref body, ref scope) => write!(f, "")
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]   --> src/evaluator/types.rs:32:36
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Type::Fn(ref args, ref body, ref scope) => write!(f, "")
[INFO] [stderr]    |                                    ^^^^ help: consider prefixing with an underscore: `_body`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scope`
[INFO] [stderr]   --> src/evaluator/types.rs:32:46
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Type::Fn(ref args, ref body, ref scope) => write!(f, "")
[INFO] [stderr]    |                                              ^^^^^ help: consider prefixing with an underscore: `_scope`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FnDef`
[INFO] [stderr]  --> src/parser/grammar.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     FnDef(Box<Expr>, Box<Expr>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Base`
[INFO] [stderr]   --> src/parser/grammar.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Base(Box<Expr>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `def_fn`
[INFO] [stderr]    --> src/parser/mod.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn def_fn(&mut self) -> ParseResult {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/evaluator/scope.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(parent: RefCell<Scope>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Str`
[INFO] [stderr]   --> src/evaluator/types.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Str(String),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Int`
[INFO] [stderr]   --> src/evaluator/types.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     Int(isize),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Float`
[INFO] [stderr]   --> src/evaluator/types.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Float(f64),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `"docker" "inspect" "0136d72b20f24fc8f1fe1ce339159a9f06552b8b56f8daa18d5b69be980c51ac"`
[INFO] running `"docker" "rm" "-f" "0136d72b20f24fc8f1fe1ce339159a9f06552b8b56f8daa18d5b69be980c51ac"`
[INFO] [stdout] 0136d72b20f24fc8f1fe1ce339159a9f06552b8b56f8daa18d5b69be980c51ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/DomParfitt/rlisp:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 408860e860b4a94627e71d146ef298496b1361576e7ebd88973043d7b6add0a4
[INFO] running `"docker" "start" "-a" "408860e860b4a94627e71d146ef298496b1361576e7ebd88973043d7b6add0a4"`
[INFO] [stderr]    Compiling rlisp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Token`
[INFO] [stderr]  --> src/parser/error.rs:4:20
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::lexer::{Token, TokenKind};
[INFO] [stderr]   |                    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::evaluator::types::Type`
[INFO] [stderr]  --> src/repl/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::evaluator::types::Type;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/parser/mod.rs:36:21
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 Err(err) => return expr,
[INFO] [stderr]    |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/evaluator/types.rs:32:26
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Type::Fn(ref args, ref body, ref scope) => write!(f, "")
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]   --> src/evaluator/types.rs:32:36
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Type::Fn(ref args, ref body, ref scope) => write!(f, "")
[INFO] [stderr]    |                                    ^^^^ help: consider prefixing with an underscore: `_body`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scope`
[INFO] [stderr]   --> src/evaluator/types.rs:32:46
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Type::Fn(ref args, ref body, ref scope) => write!(f, "")
[INFO] [stderr]    |                                              ^^^^^ help: consider prefixing with an underscore: `_scope`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FnDef`
[INFO] [stderr]  --> src/parser/grammar.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     FnDef(Box<Expr>, Box<Expr>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Base`
[INFO] [stderr]   --> src/parser/grammar.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Base(Box<Expr>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `def_fn`
[INFO] [stderr]    --> src/parser/mod.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn def_fn(&mut self) -> ParseResult {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/evaluator/scope.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(parent: RefCell<Scope>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Str`
[INFO] [stderr]   --> src/evaluator/types.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Str(String),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Int`
[INFO] [stderr]   --> src/evaluator/types.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     Int(isize),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Float`
[INFO] [stderr]   --> src/evaluator/types.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Float(f64),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "408860e860b4a94627e71d146ef298496b1361576e7ebd88973043d7b6add0a4"`
[INFO] running `"docker" "rm" "-f" "408860e860b4a94627e71d146ef298496b1361576e7ebd88973043d7b6add0a4"`
[INFO] [stdout] 408860e860b4a94627e71d146ef298496b1361576e7ebd88973043d7b6add0a4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/DomParfitt/rlisp:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 0d9162220135a00c9b21cf0e86dc61a1fdc2f3c309fbe27a3d0320c64c046b7e
[INFO] running `"docker" "start" "-a" "0d9162220135a00c9b21cf0e86dc61a1fdc2f3c309fbe27a3d0320c64c046b7e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rlisp-34a4d6eaa81ef27e
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0d9162220135a00c9b21cf0e86dc61a1fdc2f3c309fbe27a3d0320c64c046b7e"`
[INFO] running `"docker" "rm" "-f" "0d9162220135a00c9b21cf0e86dc61a1fdc2f3c309fbe27a3d0320c64c046b7e"`
[INFO] [stdout] 0d9162220135a00c9b21cf0e86dc61a1fdc2f3c309fbe27a3d0320c64c046b7e