[INFO] cloning repository https://github.com/Kmeakin/kotol-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kmeakin/kotol-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKmeakin%2Fkotol-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKmeakin%2Fkotol-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cde66fa6851ec434dd96a012639812f5e72aa26d
[INFO] checking Kmeakin/kotol-rs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKmeakin%2Fkotol-rs" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kmeakin/kotol-rs on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Kmeakin/kotol-rs
[INFO] finished tweaking git repo https://github.com/Kmeakin/kotol-rs
[INFO] tweaked toml for git repo https://github.com/Kmeakin/kotol-rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Kmeakin/kotol-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56a7b6891f17633cddc34c17d52a6b80a69610f2dbf0b8701f29aa03c814f930
[INFO] running `"docker" "start" "-a" "56a7b6891f17633cddc34c17d52a6b80a69610f2dbf0b8701f29aa03c814f930"`
[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/rustwide/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 21.13s
[INFO] running `"docker" "inspect" "56a7b6891f17633cddc34c17d52a6b80a69610f2dbf0b8701f29aa03c814f930"`
[INFO] running `"docker" "rm" "-f" "56a7b6891f17633cddc34c17d52a6b80a69610f2dbf0b8701f29aa03c814f930"`
[INFO] [stdout] 56a7b6891f17633cddc34c17d52a6b80a69610f2dbf0b8701f29aa03c814f930