[INFO] updating cached repository ShinySaana/baba-is-you-lang
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ShinySaana/baba-is-you-lang
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ShinySaana/baba-is-you-lang" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ShinySaana/baba-is-you-lang"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ShinySaana/baba-is-you-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ShinySaana/baba-is-you-lang" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ShinySaana/baba-is-you-lang"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ShinySaana/baba-is-you-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1938caa9c861c604049c2342ae331b8231fbd978
[INFO] sha for GitHub repo ShinySaana/baba-is-you-lang: 1938caa9c861c604049c2342ae331b8231fbd978
[INFO] validating manifest of ShinySaana/baba-is-you-lang on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ShinySaana/baba-is-you-lang on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ShinySaana/baba-is-you-lang
[INFO] finished frobbing ShinySaana/baba-is-you-lang
[INFO] frobbed toml for ShinySaana/baba-is-you-lang written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ShinySaana/baba-is-you-lang/Cargo.toml
[INFO] started frobbing ShinySaana/baba-is-you-lang
[INFO] finished frobbing ShinySaana/baba-is-you-lang
[INFO] frobbed toml for ShinySaana/baba-is-you-lang written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ShinySaana/baba-is-you-lang/Cargo.toml
[INFO] crate ShinySaana/baba-is-you-lang already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ShinySaana/baba-is-you-lang against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-0/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ShinySaana/baba-is-you-lang:/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=forbid" "-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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b8c1fefacd949a665e0d3021a8370684761ef7d9dbbbde63c0bc9b7ea579dcb0
[INFO] running `"docker" "start" "-a" "b8c1fefacd949a665e0d3021a8370684761ef7d9dbbbde63c0bc9b7ea579dcb0"`
[INFO] [stderr]     Checking baba-is-you-lang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/semantics/mod.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Function(Box<Function>),
[INFO] [stderr]   |                  ^^^^^^^^ help: use `dyn`: `dyn Function`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:13:50
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn eval(&self, args: Vec<Value>, scope: &mut Scope) -> Result<Value, String>;
[INFO] [stderr]    |                                                  ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:17:32
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn clone_box(&self) -> Box<Function>;
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn Function`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn clone_box(&self) -> Box<Function> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn Function`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:29:20
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl Clone for Box<Function> {
[INFO] [stderr]    |                    ^^^^^^^^ help: use `dyn`: `dyn Function`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn clone(&self) -> Box<Function> {
[INFO] [stderr]    |                            ^^^^^^^^ help: use `dyn`: `dyn Function`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:36:35
[INFO] [stderr]    |
[INFO] [stderr] 36 |     function: fn(Vec<Value>, &mut Scope) -> Result<Value, String>,
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:48:50
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn eval(&self, args: Vec<Value>, scope: &mut Scope) -> Result<Value, String> {
[INFO] [stderr]    |                                                  ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:55:46
[INFO] [stderr]    |
[INFO] [stderr] 55 |     FunctionCall(String, Vec<Value>, &'a mut Scope),
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:56:30
[INFO] [stderr]    |
[INFO] [stderr] 56 |     Variable(String, &'a mut Scope),
[INFO] [stderr]    |                              ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:69:62
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn function_call(name: &str, values: Vec<Value>, scope: &mut Scope) -> Result<Value, String> {
[INFO] [stderr]    |                                                              ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:98:17
[INFO] [stderr]    |
[INFO] [stderr] 98 |     parent: Box<Scope>,
[INFO] [stderr]    |                 ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Expression`
[INFO] [stderr]   --> src/semantics/mod.rs:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | enum Expression<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `resolve`
[INFO] [stderr]   --> src/semantics/mod.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn resolve(self) -> Result<Value, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `function_call`
[INFO] [stderr]   --> src/semantics/mod.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn function_call(name: &str, values: Vec<Value>, scope: &mut Scope) -> Result<Value, String> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RootScope`
[INFO] [stderr]   --> src/semantics/mod.rs:86:1
[INFO] [stderr]    |
[INFO] [stderr] 86 | struct RootScope {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RegularScope`
[INFO] [stderr]   --> src/semantics/mod.rs:96:1
[INFO] [stderr]    |
[INFO] [stderr] 96 | struct RegularScope {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/semantics/mod.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Function(Box<Function>),
[INFO] [stderr]   |                  ^^^^^^^^ help: use `dyn`: `dyn Function`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:13:50
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn eval(&self, args: Vec<Value>, scope: &mut Scope) -> Result<Value, String>;
[INFO] [stderr]    |                                                  ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:17:32
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn clone_box(&self) -> Box<Function>;
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn Function`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn clone_box(&self) -> Box<Function> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn Function`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:29:20
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl Clone for Box<Function> {
[INFO] [stderr]    |                    ^^^^^^^^ help: use `dyn`: `dyn Function`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn clone(&self) -> Box<Function> {
[INFO] [stderr]    |                            ^^^^^^^^ help: use `dyn`: `dyn Function`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:36:35
[INFO] [stderr]    |
[INFO] [stderr] 36 |     function: fn(Vec<Value>, &mut Scope) -> Result<Value, String>,
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:48:50
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn eval(&self, args: Vec<Value>, scope: &mut Scope) -> Result<Value, String> {
[INFO] [stderr]    |                                                  ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:55:46
[INFO] [stderr]    |
[INFO] [stderr] 55 |     FunctionCall(String, Vec<Value>, &'a mut Scope),
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:56:30
[INFO] [stderr]    |
[INFO] [stderr] 56 |     Variable(String, &'a mut Scope),
[INFO] [stderr]    |                              ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:69:62
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn function_call(name: &str, values: Vec<Value>, scope: &mut Scope) -> Result<Value, String> {
[INFO] [stderr]    |                                                              ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/semantics/mod.rs:98:17
[INFO] [stderr]    |
[INFO] [stderr] 98 |     parent: Box<Scope>,
[INFO] [stderr]    |                 ^^^^^ help: use `dyn`: `dyn Scope`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Expression`
[INFO] [stderr]   --> src/semantics/mod.rs:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | enum Expression<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `resolve`
[INFO] [stderr]   --> src/semantics/mod.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn resolve(self) -> Result<Value, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `function_call`
[INFO] [stderr]   --> src/semantics/mod.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn function_call(name: &str, values: Vec<Value>, scope: &mut Scope) -> Result<Value, String> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RootScope`
[INFO] [stderr]   --> src/semantics/mod.rs:86:1
[INFO] [stderr]    |
[INFO] [stderr] 86 | struct RootScope {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RegularScope`
[INFO] [stderr]   --> src/semantics/mod.rs:96:1
[INFO] [stderr]    |
[INFO] [stderr] 96 | struct RegularScope {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "b8c1fefacd949a665e0d3021a8370684761ef7d9dbbbde63c0bc9b7ea579dcb0"`
[INFO] running `"docker" "rm" "-f" "b8c1fefacd949a665e0d3021a8370684761ef7d9dbbbde63c0bc9b7ea579dcb0"`
[INFO] [stdout] b8c1fefacd949a665e0d3021a8370684761ef7d9dbbbde63c0bc9b7ea579dcb0