[INFO] updating cached repository Kmeakin/kotol-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Kmeakin/kotol-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Kmeakin/kotol-rs" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Kmeakin/kotol-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Kmeakin/kotol-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Kmeakin/kotol-rs" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Kmeakin/kotol-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Kmeakin/kotol-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cde66fa6851ec434dd96a012639812f5e72aa26d
[INFO] sha for GitHub repo Kmeakin/kotol-rs: cde66fa6851ec434dd96a012639812f5e72aa26d
[INFO] validating manifest of Kmeakin/kotol-rs on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Kmeakin/kotol-rs on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Kmeakin/kotol-rs
[INFO] finished frobbing Kmeakin/kotol-rs
[INFO] frobbed toml for Kmeakin/kotol-rs written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Kmeakin/kotol-rs/Cargo.toml
[INFO] started frobbing Kmeakin/kotol-rs
[INFO] finished frobbing Kmeakin/kotol-rs
[INFO] frobbed toml for Kmeakin/kotol-rs written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Kmeakin/kotol-rs/Cargo.toml
[INFO] crate Kmeakin/kotol-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Kmeakin/kotol-rs against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Kmeakin/kotol-rs:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 779ac5ef0d354fba4ff430a94299d886adeac4ee7d2a147e64081a96048f9aba
[INFO] running `"docker" "start" "-a" "779ac5ef0d354fba4ff430a94299d886adeac4ee7d2a147e64081a96048f9aba"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking kotol v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/eval.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let mut new_env = dbg!(mac.pass_args(args, &mut env, false));
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/eval.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |             let mut new_env = builtin.pass_args(args, env, true)?;
[INFO] [stderr]    |                 ----^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/eval.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let mut new_env = dbg!(mac.pass_args(args, &mut env, false));
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/eval.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |             let mut new_env = builtin.pass_args(args, env, true)?;
[INFO] [stderr]    |                 ----^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: private type `functions::ParamList` in public interface (error E0446)
[INFO] [stderr]  --> src/functions.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn params(&self) -> ParamList;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `functions::ParamList` in public interface (error E0446)
[INFO] [stderr]    --> src/functions.rs:232:5
[INFO] [stderr]     |
[INFO] [stderr] 232 | /     fn params(&self) -> ParamList {
[INFO] [stderr] 233 | |         self.params.to_owned()
[INFO] [stderr] 234 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `functions::ParamList` in public interface (error E0446)
[INFO] [stderr]    --> src/functions.rs:283:5
[INFO] [stderr]     |
[INFO] [stderr] 283 | /     fn params(&self) -> ParamList {
[INFO] [stderr] 284 | |         self.params.to_owned()
[INFO] [stderr] 285 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `functions::ParamList` in public interface (error E0446)
[INFO] [stderr]    --> src/functions.rs:332:5
[INFO] [stderr]     |
[INFO] [stderr] 332 | /     fn params(&self) -> ParamList {
[INFO] [stderr] 333 | |         self.params.to_owned()
[INFO] [stderr] 334 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/functions.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     pub fn new(params: &[Param], body: Vec<Object>) -> Result<Self, String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/functions.rs:272:5
[INFO] [stderr]     |
[INFO] [stderr] 272 |     pub fn new(params: &[Param], body: Vec<Object>) -> Result<Self, String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: private type `functions::ParamList` in public interface (error E0446)
[INFO] [stderr]  --> src/functions.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn params(&self) -> ParamList;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `functions::ParamList` in public interface (error E0446)
[INFO] [stderr]    --> src/functions.rs:232:5
[INFO] [stderr]     |
[INFO] [stderr] 232 | /     fn params(&self) -> ParamList {
[INFO] [stderr] 233 | |         self.params.to_owned()
[INFO] [stderr] 234 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `functions::ParamList` in public interface (error E0446)
[INFO] [stderr]    --> src/functions.rs:283:5
[INFO] [stderr]     |
[INFO] [stderr] 283 | /     fn params(&self) -> ParamList {
[INFO] [stderr] 284 | |         self.params.to_owned()
[INFO] [stderr] 285 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `functions::ParamList` in public interface (error E0446)
[INFO] [stderr]    --> src/functions.rs:332:5
[INFO] [stderr]     |
[INFO] [stderr] 332 | /     fn params(&self) -> ParamList {
[INFO] [stderr] 333 | |         self.params.to_owned()
[INFO] [stderr] 334 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/functions.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     pub fn new(params: &[Param], body: Vec<Object>) -> Result<Self, String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/functions.rs:272:5
[INFO] [stderr]     |
[INFO] [stderr] 272 |     pub fn new(params: &[Param], body: Vec<Object>) -> Result<Self, String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.99s
[INFO] running `"docker" "inspect" "779ac5ef0d354fba4ff430a94299d886adeac4ee7d2a147e64081a96048f9aba"`
[INFO] running `"docker" "rm" "-f" "779ac5ef0d354fba4ff430a94299d886adeac4ee7d2a147e64081a96048f9aba"`
[INFO] [stdout] 779ac5ef0d354fba4ff430a94299d886adeac4ee7d2a147e64081a96048f9aba