[INFO] updating cached repository komamitsu/tiny-rust-lisp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/komamitsu/tiny-rust-lisp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/komamitsu/tiny-rust-lisp" "work/ex/beta-1.38-1/sources/1.37.0/gh/komamitsu/tiny-rust-lisp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/komamitsu/tiny-rust-lisp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/komamitsu/tiny-rust-lisp" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komamitsu/tiny-rust-lisp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komamitsu/tiny-rust-lisp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6da2dc40d3a3f382f2530509cab95995da6f3451
[INFO] sha for GitHub repo komamitsu/tiny-rust-lisp: 6da2dc40d3a3f382f2530509cab95995da6f3451
[INFO] validating manifest of komamitsu/tiny-rust-lisp 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 komamitsu/tiny-rust-lisp 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 komamitsu/tiny-rust-lisp
[INFO] finished frobbing komamitsu/tiny-rust-lisp
[INFO] frobbed toml for komamitsu/tiny-rust-lisp written to work/ex/beta-1.38-1/sources/1.37.0/gh/komamitsu/tiny-rust-lisp/Cargo.toml
[INFO] started frobbing komamitsu/tiny-rust-lisp
[INFO] finished frobbing komamitsu/tiny-rust-lisp
[INFO] frobbed toml for komamitsu/tiny-rust-lisp written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komamitsu/tiny-rust-lisp/Cargo.toml
[INFO] crate komamitsu/tiny-rust-lisp 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 komamitsu/tiny-rust-lisp against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komamitsu/tiny-rust-lisp:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] b7d78d81dd013abf439af90240b1483c74675d81ee98db6f0ef1a23cde88a3c6
[INFO] running `"docker" "start" "-a" "b7d78d81dd013abf439af90240b1483c74675d81ee98db6f0ef1a23cde88a3c6"`
[INFO] [stderr]    Compiling tiny-rust-lisp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:143:21
[INFO] [stderr]     |
[INFO] [stderr] 143 |                     node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                     ^^^^ help: consider prefixing with an underscore: `_node`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:166:12
[INFO] [stderr]     |
[INFO] [stderr] 166 |            env: &mut Env,
[INFO] [stderr]     |            ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:168:12
[INFO] [stderr]     |
[INFO] [stderr] 168 |            node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |            ^^^^ help: consider prefixing with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:183:12
[INFO] [stderr]     |
[INFO] [stderr] 183 |            env: &mut Env,
[INFO] [stderr]     |            ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:185:12
[INFO] [stderr]     |
[INFO] [stderr] 185 |            node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |            ^^^^ help: consider prefixing with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:231:22
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn lambda(&self, env: &mut Env, args: &[Rc<Node>], node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                      ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:231:56
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn lambda(&self, env: &mut Env, args: &[Rc<Node>], node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                                                        ^^^^ help: consider prefixing with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `"docker" "inspect" "b7d78d81dd013abf439af90240b1483c74675d81ee98db6f0ef1a23cde88a3c6"`
[INFO] running `"docker" "rm" "-f" "b7d78d81dd013abf439af90240b1483c74675d81ee98db6f0ef1a23cde88a3c6"`
[INFO] [stdout] b7d78d81dd013abf439af90240b1483c74675d81ee98db6f0ef1a23cde88a3c6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komamitsu/tiny-rust-lisp:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] bbf2c67603e9a09c1e348fb745592280b294fdfee5604709e4ea11f05fef1929
[INFO] running `"docker" "start" "-a" "bbf2c67603e9a09c1e348fb745592280b294fdfee5604709e4ea11f05fef1929"`
[INFO] [stderr]    Compiling tiny-rust-lisp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:143:21
[INFO] [stderr]     |
[INFO] [stderr] 143 |                     node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                     ^^^^ help: consider prefixing with an underscore: `_node`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:166:12
[INFO] [stderr]     |
[INFO] [stderr] 166 |            env: &mut Env,
[INFO] [stderr]     |            ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:168:12
[INFO] [stderr]     |
[INFO] [stderr] 168 |            node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |            ^^^^ help: consider prefixing with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:183:12
[INFO] [stderr]     |
[INFO] [stderr] 183 |            env: &mut Env,
[INFO] [stderr]     |            ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:185:12
[INFO] [stderr]     |
[INFO] [stderr] 185 |            node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |            ^^^^ help: consider prefixing with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:231:22
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn lambda(&self, env: &mut Env, args: &[Rc<Node>], node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                      ^^^ help: consider prefixing with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:231:56
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn lambda(&self, env: &mut Env, args: &[Rc<Node>], node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                                                        ^^^^ help: consider prefixing with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/eval.rs:442:9
[INFO] [stderr]     |
[INFO] [stderr] 442 | /         Eval::new().eval(
[INFO] [stderr] 443 | |             env1,
[INFO] [stderr] 444 | |             Rc::new(Node::List(
[INFO] [stderr] 445 | |                 vec![
[INFO] [stderr] ...   |
[INFO] [stderr] 467 | |             ))
[INFO] [stderr] 468 | |         );
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `"docker" "inspect" "bbf2c67603e9a09c1e348fb745592280b294fdfee5604709e4ea11f05fef1929"`
[INFO] running `"docker" "rm" "-f" "bbf2c67603e9a09c1e348fb745592280b294fdfee5604709e4ea11f05fef1929"`
[INFO] [stdout] bbf2c67603e9a09c1e348fb745592280b294fdfee5604709e4ea11f05fef1929
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komamitsu/tiny-rust-lisp:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 8e3cf51683cbba4cd3756c4328b3215b0346e7e2e4013641ad0748db018f42cf
[INFO] running `"docker" "start" "-a" "8e3cf51683cbba4cd3756c4328b3215b0346e7e2e4013641ad0748db018f42cf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tiny_rust_lisp-e64cc57b2fd6da65
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::if_then_else ... ok
[INFO] [stdout] test tests::fib ... ok
[INFO] [stdout] test tests::recursive ... ok
[INFO] [stdout] test lexer::tests::tokenize ... ok
[INFO] [stdout] test parser::tests::parse0 ... ok
[INFO] [stdout] test parser::tests::parse1 ... ok
[INFO] [stdout] test eval::tests::eval ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tiny_rust_lisp-50ea498c923daf84
[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] [stderr]    Doc-tests tiny-rust-lisp
[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" "8e3cf51683cbba4cd3756c4328b3215b0346e7e2e4013641ad0748db018f42cf"`
[INFO] running `"docker" "rm" "-f" "8e3cf51683cbba4cd3756c4328b3215b0346e7e2e4013641ad0748db018f42cf"`
[INFO] [stdout] 8e3cf51683cbba4cd3756c4328b3215b0346e7e2e4013641ad0748db018f42cf