[INFO] updating cached repository https://github.com/komamitsu/tiny-rust-lisp
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6da2dc40d3a3f382f2530509cab95995da6f3451
[INFO] testing komamitsu/tiny-rust-lisp against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkomamitsu%2Ftiny-rust-lisp" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/komamitsu/tiny-rust-lisp on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/komamitsu/tiny-rust-lisp
[INFO] finished tweaking git repo https://github.com/komamitsu/tiny-rust-lisp
[INFO] tweaked toml for git repo https://github.com/komamitsu/tiny-rust-lisp written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/komamitsu/tiny-rust-lisp already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f77d05d7d3e6ec4baae9de56de8012731d95d1d9dce73c34984d6ec0d9cb0996
[INFO] running `"docker" "start" "-a" "f77d05d7d3e6ec4baae9de56de8012731d95d1d9dce73c34984d6ec0d9cb0996"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tiny-rust-lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:150:19
[INFO] [stderr]     |
[INFO] [stderr] 150 |         Ok(match *try!(self.eval(env, args[0].clone())).clone() {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:151:27
[INFO] [stderr]     |
[INFO] [stderr] 151 |             Node::True => try!(self.eval(env, args[1].clone())),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 |                     try!(self.eval(env, args[2].clone()))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:210:41
[INFO] [stderr]     |
[INFO] [stderr] 210 |                     let evalated_node = try!(self.eval(env, arg.clone()));
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:273:38
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     let evaled_arg = try!(self.eval(env, args[i].clone()));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:277:30
[INFO] [stderr]     |
[INFO] [stderr] 277 |                 let result = try!(self.eval(env, Rc::new(Node::List(body.clone()))));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:43:22
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let tokens = try!(Lexer::new(line).tokenize());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 let nd : Rc<Node> = try!(self.eval.eval(&mut self.env, nodes));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `"docker" "inspect" "f77d05d7d3e6ec4baae9de56de8012731d95d1d9dce73c34984d6ec0d9cb0996"`
[INFO] running `"docker" "rm" "-f" "f77d05d7d3e6ec4baae9de56de8012731d95d1d9dce73c34984d6ec0d9cb0996"`
[INFO] [stdout] f77d05d7d3e6ec4baae9de56de8012731d95d1d9dce73c34984d6ec0d9cb0996
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 522bd5a801dc52cb19c505eacb788e09c255842989489c2b69bdb129d0813c7c
[INFO] running `"docker" "start" "-a" "522bd5a801dc52cb19c505eacb788e09c255842989489c2b69bdb129d0813c7c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tiny-rust-lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:150:19
[INFO] [stderr]     |
[INFO] [stderr] 150 |         Ok(match *try!(self.eval(env, args[0].clone())).clone() {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:151:27
[INFO] [stderr]     |
[INFO] [stderr] 151 |             Node::True => try!(self.eval(env, args[1].clone())),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 |                     try!(self.eval(env, args[2].clone()))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:210:41
[INFO] [stderr]     |
[INFO] [stderr] 210 |                     let evalated_node = try!(self.eval(env, arg.clone()));
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:273:38
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     let evaled_arg = try!(self.eval(env, args[i].clone()));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:277:30
[INFO] [stderr]     |
[INFO] [stderr] 277 |                 let result = try!(self.eval(env, Rc::new(Node::List(body.clone()))));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:43:22
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let tokens = try!(Lexer::new(line).tokenize());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 let nd : Rc<Node> = try!(self.eval.eval(&mut self.env, nodes));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:150:19
[INFO] [stderr]     |
[INFO] [stderr] 150 |         Ok(match *try!(self.eval(env, args[0].clone())).clone() {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:151:27
[INFO] [stderr]     |
[INFO] [stderr] 151 |             Node::True => try!(self.eval(env, args[1].clone())),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 |                     try!(self.eval(env, args[2].clone()))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:210:41
[INFO] [stderr]     |
[INFO] [stderr] 210 |                     let evalated_node = try!(self.eval(env, arg.clone()));
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:273:38
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     let evaled_arg = try!(self.eval(env, args[i].clone()));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:277:30
[INFO] [stderr]     |
[INFO] [stderr] 277 |                 let result = try!(self.eval(env, Rc::new(Node::List(body.clone()))));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:43:22
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let tokens = try!(Lexer::new(line).tokenize());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 let nd : Rc<Node> = try!(self.eval.eval(&mut self.env, nodes));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `"docker" "inspect" "522bd5a801dc52cb19c505eacb788e09c255842989489c2b69bdb129d0813c7c"`
[INFO] running `"docker" "rm" "-f" "522bd5a801dc52cb19c505eacb788e09c255842989489c2b69bdb129d0813c7c"`
[INFO] [stdout] 522bd5a801dc52cb19c505eacb788e09c255842989489c2b69bdb129d0813c7c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 08234eaaa3df78c0edbc515faf3c87c809b82bfd5051436fdb2b1d7775e4a2d6
[INFO] running `"docker" "start" "-a" "08234eaaa3df78c0edbc515faf3c87c809b82bfd5051436fdb2b1d7775e4a2d6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:150:19
[INFO] [stderr]     |
[INFO] [stderr] 150 |         Ok(match *try!(self.eval(env, args[0].clone())).clone() {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:151:27
[INFO] [stderr]     |
[INFO] [stderr] 151 |             Node::True => try!(self.eval(env, args[1].clone())),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 |                     try!(self.eval(env, args[2].clone()))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:210:41
[INFO] [stderr]     |
[INFO] [stderr] 210 |                     let evalated_node = try!(self.eval(env, arg.clone()));
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:273:38
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     let evaled_arg = try!(self.eval(env, args[i].clone()));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:277:30
[INFO] [stderr]     |
[INFO] [stderr] 277 |                 let result = try!(self.eval(env, Rc::new(Node::List(body.clone()))));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:43:22
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let tokens = try!(Lexer::new(line).tokenize());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 let nd : Rc<Node> = try!(self.eval.eval(&mut self.env, nodes));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:150:19
[INFO] [stderr]     |
[INFO] [stderr] 150 |         Ok(match *try!(self.eval(env, args[0].clone())).clone() {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:151:27
[INFO] [stderr]     |
[INFO] [stderr] 151 |             Node::True => try!(self.eval(env, args[1].clone())),
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 |                     try!(self.eval(env, args[2].clone()))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:210:41
[INFO] [stderr]     |
[INFO] [stderr] 210 |                     let evalated_node = try!(self.eval(env, arg.clone()));
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:273:38
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     let evaled_arg = try!(self.eval(env, args[i].clone()));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:277:30
[INFO] [stderr]     |
[INFO] [stderr] 277 |                 let result = try!(self.eval(env, Rc::new(Node::List(body.clone()))));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:43:22
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let tokens = try!(Lexer::new(line).tokenize());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 let nd : Rc<Node> = try!(self.eval.eval(&mut self.env, nodes));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tiny_rust_lisp-87e3e96599c6f095
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test eval::tests::eval ... ok
[INFO] [stdout] test lexer::tests::tokenize ... ok
[INFO] [stdout] test tests::recursive ... ok
[INFO] [stdout] test parser::tests::parse1 ... ok
[INFO] [stdout] test parser::tests::parse0 ... ok
[INFO] [stdout] test tests::if_then_else ... ok
[INFO] [stdout] test tests::fib ... 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/rustwide/target/debug/deps/tiny_rust_lisp-a0220847ac5d3935
[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" "08234eaaa3df78c0edbc515faf3c87c809b82bfd5051436fdb2b1d7775e4a2d6"`
[INFO] running `"docker" "rm" "-f" "08234eaaa3df78c0edbc515faf3c87c809b82bfd5051436fdb2b1d7775e4a2d6"`
[INFO] [stdout] 08234eaaa3df78c0edbc515faf3c87c809b82bfd5051436fdb2b1d7775e4a2d6