[INFO] cloning repository https://github.com/decorator-factory/rs-interpreter-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/decorator-factory/rs-interpreter-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdecorator-factory%2Frs-interpreter-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdecorator-factory%2Frs-interpreter-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d60d7538b33af2c038c12a5a120c38b393db90e1
[INFO] testing decorator-factory/rs-interpreter-experiments against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdecorator-factory%2Frs-interpreter-experiments" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/decorator-factory/rs-interpreter-experiments
[INFO] finished tweaking git repo https://github.com/decorator-factory/rs-interpreter-experiments
[INFO] tweaked toml for git repo https://github.com/decorator-factory/rs-interpreter-experiments written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/decorator-factory/rs-interpreter-experiments on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/decorator-factory/rs-interpreter-experiments 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ee3e074de4db7830302893cee9575df2761556fccafa8e2f0a8de30fd07f7da
[INFO] running `Command { std: "docker" "start" "-a" "4ee3e074de4db7830302893cee9575df2761556fccafa8e2f0a8de30fd07f7da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ee3e074de4db7830302893cee9575df2761556fccafa8e2f0a8de30fd07f7da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ee3e074de4db7830302893cee9575df2761556fccafa8e2f0a8de30fd07f7da", kill_on_drop: false }`
[INFO] [stdout] 4ee3e074de4db7830302893cee9575df2761556fccafa8e2f0a8de30fd07f7da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38880ff063c336b7047ad4b70163cad3194c8c4643db97f4b4e163ba13096c54
[INFO] running `Command { std: "docker" "start" "-a" "38880ff063c336b7047ad4b70163cad3194c8c4643db97f4b4e163ba13096c54", kill_on_drop: false }`
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling interpreter-experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "38880ff063c336b7047ad4b70163cad3194c8c4643db97f4b4e163ba13096c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38880ff063c336b7047ad4b70163cad3194c8c4643db97f4b4e163ba13096c54", kill_on_drop: false }`
[INFO] [stdout] 38880ff063c336b7047ad4b70163cad3194c8c4643db97f4b4e163ba13096c54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee61d107a48e5120c8ef63e94d7290c1daf9b48e966c98e2e2f286a171be031a
[INFO] running `Command { std: "docker" "start" "-a" "ee61d107a48e5120c8ef63e94d7290c1daf9b48e966c98e2e2f286a171be031a", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter-experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "ee61d107a48e5120c8ef63e94d7290c1daf9b48e966c98e2e2f286a171be031a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee61d107a48e5120c8ef63e94d7290c1daf9b48e966c98e2e2f286a171be031a", kill_on_drop: false }`
[INFO] [stdout] ee61d107a48e5120c8ef63e94d7290c1daf9b48e966c98e2e2f286a171be031a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64989c7dafaabbf42b22542494602be842ca1ab92c2fcfc3966c04ae4259b784
[INFO] running `Command { std: "docker" "start" "-a" "64989c7dafaabbf42b22542494602be842ca1ab92c2fcfc3966c04ae4259b784", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/interpreter_experiments-740b1ff4b28bf253)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/interpreter_experiments-317fae49aa097940)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests interpreter_experiments
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/base.rs - base::F (line 206) ... FAILED
[INFO] [stdout] test src/hmm_eval.rs - hmm_eval (line 37) ... FAILED
[INFO] [stdout] test src/hmm_eval.rs - hmm_eval (line 9) ... FAILED
[INFO] [stdout] test src/base.rs - base::Val (line 95) ... FAILED
[INFO] [stdout] test src/base.rs - base::Val (line 81) ... FAILED
[INFO] [stdout] test src/base.rs - base::Val (line 90) ... ok
[INFO] [stdout] test src/base.rs - base::F (line 214) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/base.rs - base::F (line 206) stdout ----
[INFO] [stdout] error: cannot find macro `F` in this scope
[INFO] [stdout]    --> src/base.rs:207:1
[INFO] [stdout]     |
[INFO] [stdout] 207 | F!(
[INFO] [stdout]     | ^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 206 + use interpreter_experiments::F;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/hmm_eval.rs - hmm_eval (line 37) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `:`
[INFO] [stdout]   --> src/hmm_eval.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 | Result: Ok(Int(69))
[INFO] [stdout]    |       ^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/hmm_eval.rs - hmm_eval (line 9) stdout ----
[INFO] [stdout] error: cannot find macro `F` in this scope
[INFO] [stdout]   --> src/hmm_eval.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     F!(
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  9 + use interpreter_experiments::F;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `HmmState`
[INFO] [stdout]   --> src/hmm_eval.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | let mut state = HmmState::new(expr, Rc::default());
[INFO] [stdout]    |                 ^^^^^^^^ use of undeclared type `HmmState`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  9 + use interpreter_experiments::hmm_eval::HmmState;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]   --> src/hmm_eval.rs:18:37
[INFO] [stdout]    |
[INFO] [stdout] 18 | let mut state = HmmState::new(expr, Rc::default());
[INFO] [stdout]    |                                     ^^ use of undeclared type `Rc`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  9 + use std::rc::Rc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EvalError`
[INFO] [stdout]   --> src/hmm_eval.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |         break Err(EvalError::Misc("Too many steps!".into()));
[INFO] [stdout]    |                   ^^^^^^^^^ use of undeclared type `EvalError`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout]  9 + use interpreter_experiments::EvalError;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/base.rs - base::Val (line 95) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Rc` in this scope
[INFO] [stdout]   --> src/base.rs:98:32
[INFO] [stdout]    |
[INFO] [stdout] 98 | type Callback = Box<dyn FnOnce(Rc<Val>) -> Thunk>;
[INFO] [stdout]    |                                ^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 95 + use std::rc::Rc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Val` in this scope
[INFO] [stdout]   --> src/base.rs:98:35
[INFO] [stdout]    |
[INFO] [stdout] 98 | type Callback = Box<dyn FnOnce(Rc<Val>) -> Thunk>;
[INFO] [stdout]    |                                   ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 95 + use interpreter_experiments::Val;
[INFO] [stdout]    |
[INFO] [stdout] 95 + use interpreter_experiments::direct_eval::Val;
[INFO] [stdout]    |
[INFO] [stdout] 95 + use interpreter_experiments::hmm_eval::Val;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `EvalResult` in this scope
[INFO] [stdout]    --> src/base.rs:101:10
[INFO] [stdout]     |
[INFO] [stdout] 101 |     Done(EvalResult),
[INFO] [stdout]     |          ^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these type aliases
[INFO] [stdout]     |
[INFO] [stdout]  95 + use interpreter_experiments::EvalResult;
[INFO] [stdout]     |
[INFO] [stdout]  95 + use interpreter_experiments::direct_eval::EvalResult;
[INFO] [stdout]     |
[INFO] [stdout]  95 + use interpreter_experiments::hmm_eval::EvalResult;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Rc` in this scope
[INFO] [stdout]    --> src/base.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 102 |     NeedElaboration(Rc<Expr>, Rc<Ns>, Callback),
[INFO] [stdout]     |                     ^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]  95 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Expr` in this scope
[INFO] [stdout]    --> src/base.rs:102:24
[INFO] [stdout]     |
[INFO] [stdout] 102 |     NeedElaboration(Rc<Expr>, Rc<Ns>, Callback),
[INFO] [stdout]     |                        ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout]  95 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout]  95 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout]  95 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Rc` in this scope
[INFO] [stdout]    --> src/base.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |     NeedElaboration(Rc<Expr>, Rc<Ns>, Callback),
[INFO] [stdout]     |                               ^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]  95 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Ns` in this scope
[INFO] [stdout]    --> src/base.rs:102:34
[INFO] [stdout]     |
[INFO] [stdout] 102 |     NeedElaboration(Rc<Expr>, Rc<Ns>, Callback),
[INFO] [stdout]     |                                  ^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout]  95 + use interpreter_experiments::Ns;
[INFO] [stdout]     |
[INFO] [stdout]  95 + use interpreter_experiments::direct_eval::Ns;
[INFO] [stdout]     |
[INFO] [stdout]  95 + use interpreter_experiments::hmm_eval::Ns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/base.rs - base::Val (line 81) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Val` in this scope
[INFO] [stdout]   --> src/base.rs:82:18
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub type MyVal = Val<MyBuiltin>;
[INFO] [stdout]    |                  ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 81 + use interpreter_experiments::Val;
[INFO] [stdout]    |
[INFO] [stdout] 81 + use interpreter_experiments::direct_eval::Val;
[INFO] [stdout]    |
[INFO] [stdout] 81 + use interpreter_experiments::hmm_eval::Val;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `EvalResult` in this scope
[INFO] [stdout]   --> src/base.rs:83:25
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type MyEvalResult = EvalResult<Val>;
[INFO] [stdout]    |                         ^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these type aliases
[INFO] [stdout]    |
[INFO] [stdout] 81 + use interpreter_experiments::EvalResult;
[INFO] [stdout]    |
[INFO] [stdout] 81 + use interpreter_experiments::direct_eval::EvalResult;
[INFO] [stdout]    |
[INFO] [stdout] 81 + use interpreter_experiments::hmm_eval::EvalResult;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Val` in this scope
[INFO] [stdout]   --> src/base.rs:83:36
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type MyEvalResult = EvalResult<Val>;
[INFO] [stdout]    |                                    ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 81 + use interpreter_experiments::Val;
[INFO] [stdout]    |
[INFO] [stdout] 81 + use interpreter_experiments::direct_eval::Val;
[INFO] [stdout]    |
[INFO] [stdout] 81 + use interpreter_experiments::hmm_eval::Val;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Rc` in this scope
[INFO] [stdout]   --> src/base.rs:84:22
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct MyBuiltin(Rc<Box<dyn Fn(Rc<MyVal>) -> MyEvalResult>>);
[INFO] [stdout]    |                      ^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 81 + use std::rc::Rc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Rc` in this scope
[INFO] [stdout]   --> src/base.rs:84:36
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct MyBuiltin(Rc<Box<dyn Fn(Rc<MyVal>) -> MyEvalResult>>);
[INFO] [stdout]    |                                    ^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 81 + use std::rc::Rc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/base.rs - base::F (line 214) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:215:1
[INFO] [stdout]     |
[INFO] [stdout] 215 | Rc::new(Expr::Call {
[INFO] [stdout]     | ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 | Rc::new(Expr::Call {
[INFO] [stdout]     |         ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:216:11
[INFO] [stdout]     |
[INFO] [stdout] 216 |     func: Rc::new(Expr::Call {
[INFO] [stdout]     |           ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:216:19
[INFO] [stdout]     |
[INFO] [stdout] 216 |     func: Rc::new(Expr::Call {
[INFO] [stdout]     |                   ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:217:15
[INFO] [stdout]     |
[INFO] [stdout] 217 |         func: Rc::new(
[INFO] [stdout]     |               ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:218:13
[INFO] [stdout]     |
[INFO] [stdout] 218 |             Expr::Name(Rc::new(("lie").into())),
[INFO] [stdout]     |             ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:218:24
[INFO] [stdout]     |
[INFO] [stdout] 218 |             Expr::Name(Rc::new(("lie").into())),
[INFO] [stdout]     |                        ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:220:14
[INFO] [stdout]     |
[INFO] [stdout] 220 |         arg: Rc::new(Expr::Put(Rc::new((420).into()))),
[INFO] [stdout]     |              ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:220:22
[INFO] [stdout]     |
[INFO] [stdout] 220 |         arg: Rc::new(Expr::Put(Rc::new((420).into()))),
[INFO] [stdout]     |                      ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:220:32
[INFO] [stdout]     |
[INFO] [stdout] 220 |         arg: Rc::new(Expr::Put(Rc::new((420).into()))),
[INFO] [stdout]     |                                ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:222:10
[INFO] [stdout]     |
[INFO] [stdout] 222 |     arg: Rc::new(Expr::Call {
[INFO] [stdout]     |          ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:222:18
[INFO] [stdout]     |
[INFO] [stdout] 222 |     arg: Rc::new(Expr::Call {
[INFO] [stdout]     |                  ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:223:15
[INFO] [stdout]     |
[INFO] [stdout] 223 |         func: Rc::new(Expr::Call {
[INFO] [stdout]     |               ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:223:23
[INFO] [stdout]     |
[INFO] [stdout] 223 |         func: Rc::new(Expr::Call {
[INFO] [stdout]     |                       ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:224:19
[INFO] [stdout]     |
[INFO] [stdout] 224 |             func: Rc::new(
[INFO] [stdout]     |                   ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 Expr::Name(Rc::new(("tru").into())),
[INFO] [stdout]     |                 ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:225:28
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 Expr::Name(Rc::new(("tru").into())),
[INFO] [stdout]     |                            ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:227:18
[INFO] [stdout]     |
[INFO] [stdout] 227 |             arg: Rc::new(Expr::Put(Rc::new((55).into()))),
[INFO] [stdout]     |                  ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:227:26
[INFO] [stdout]     |
[INFO] [stdout] 227 |             arg: Rc::new(Expr::Put(Rc::new((55).into()))),
[INFO] [stdout]     |                          ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:227:36
[INFO] [stdout]     |
[INFO] [stdout] 227 |             arg: Rc::new(Expr::Put(Rc::new((55).into()))),
[INFO] [stdout]     |                                    ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:229:14
[INFO] [stdout]     |
[INFO] [stdout] 229 |         arg: Rc::new(Expr::Lam {
[INFO] [stdout]     |              ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:229:22
[INFO] [stdout]     |
[INFO] [stdout] 229 |         arg: Rc::new(Expr::Lam {
[INFO] [stdout]     |                      ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:230:22
[INFO] [stdout]     |
[INFO] [stdout] 230 |             argname: Rc::new(("x").into()),
[INFO] [stdout]     |                      ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:231:19
[INFO] [stdout]     |
[INFO] [stdout] 231 |             body: Rc::new(Expr::Call {
[INFO] [stdout]     |                   ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:231:27
[INFO] [stdout]     |
[INFO] [stdout] 231 |             body: Rc::new(Expr::Call {
[INFO] [stdout]     |                           ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:232:23
[INFO] [stdout]     |
[INFO] [stdout] 232 |                 func: Rc::new(
[INFO] [stdout]     |                       ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:233:21
[INFO] [stdout]     |
[INFO] [stdout] 233 |                     Expr::Name(Rc::new(("x").into())),
[INFO] [stdout]     |                     ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:233:32
[INFO] [stdout]     |
[INFO] [stdout] 233 |                     Expr::Name(Rc::new(("x").into())),
[INFO] [stdout]     |                                ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:235:22
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 arg: Rc::new(
[INFO] [stdout]     |                      ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Expr`
[INFO] [stdout]    --> src/base.rs:236:21
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     Expr::Name(Rc::new(("lie").into())),
[INFO] [stdout]     |                     ^^^^ use of undeclared type `Expr`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::direct_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 214 + use interpreter_experiments::hmm_eval::Expr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rc`
[INFO] [stdout]    --> src/base.rs:236:32
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     Expr::Name(Rc::new(("lie").into())),
[INFO] [stdout]     |                                ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 214 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 31 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/base.rs - base::F (line 206)
[INFO] [stdout]     src/base.rs - base::F (line 214)
[INFO] [stdout]     src/base.rs - base::Val (line 81)
[INFO] [stdout]     src/base.rs - base::Val (line 95)
[INFO] [stdout]     src/hmm_eval.rs - hmm_eval (line 37)
[INFO] [stdout]     src/hmm_eval.rs - hmm_eval (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "64989c7dafaabbf42b22542494602be842ca1ab92c2fcfc3966c04ae4259b784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64989c7dafaabbf42b22542494602be842ca1ab92c2fcfc3966c04ae4259b784", kill_on_drop: false }`
[INFO] [stdout] 64989c7dafaabbf42b22542494602be842ca1ab92c2fcfc3966c04ae4259b784
