[INFO] updating cached repository https://github.com/rkanati/lark
[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] 22a69d8707bb137a447907895b3330dd4b509a1b
[INFO] checking rkanati/lark against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frkanati%2Flark" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rkanati/lark on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rkanati/lark
[INFO] finished tweaking git repo https://github.com/rkanati/lark
[INFO] tweaked toml for git repo https://github.com/rkanati/lark written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rkanati/lark already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 794485ebfda125003905589890147137a295ba1f1d56278b5a782297c0853490
[INFO] running `"docker" "start" "-a" "794485ebfda125003905589890147137a295ba1f1d56278b5a782297c0853490"`
[INFO] [stderr]     Checking lark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TK`
[INFO] [stderr]    --> src/syn.rs:101:40
[INFO] [stderr]     |
[INFO] [stderr] 101 |             let tokens = tokens.expect(TK::Ident, "let")?;
[INFO] [stderr]     |                                        ^^ use of undeclared type or module `TK`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TK`
[INFO] [stderr]    --> src/syn.rs:103:40
[INFO] [stderr]     |
[INFO] [stderr] 103 |             let tokens = tokens.expect(TK::Punct, "=")?;
[INFO] [stderr]     |                                        ^^ use of undeclared type or module `TK`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `punct` in this scope
[INFO] [stderr]    --> src/syn.rs:113:23
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 .list(punct(','))
[INFO] [stderr]     |                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `TokenKind as TK`, `Token`
[INFO] [stderr]  --> src/main.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 |         lexer::{Token, TokenKind as TK, lex},
[INFO] [stderr]   |                 ^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TK`
[INFO] [stderr]    --> src/syn.rs:101:40
[INFO] [stderr]     |
[INFO] [stderr] 101 |             let tokens = tokens.expect(TK::Ident, "let")?;
[INFO] [stderr]     |                                        ^^ use of undeclared type or module `TK`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TK`
[INFO] [stderr]    --> src/syn.rs:103:40
[INFO] [stderr]     |
[INFO] [stderr] 103 |             let tokens = tokens.expect(TK::Punct, "=")?;
[INFO] [stderr]     |                                        ^^ use of undeclared type or module `TK`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `punct` in this scope
[INFO] [stderr]    --> src/syn.rs:113:23
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 .list(punct(','))
[INFO] [stderr]     |                       ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `TokenKind as TK`, `Token`
[INFO] [stderr]  --> src/main.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 |         lexer::{Token, TokenKind as TK, lex},
[INFO] [stderr]   |                 ^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0038]: the trait `parse::Parser` cannot be made into an object
[INFO] [stderr]    --> src/parse/combinators/mod.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     alternatives: &'static [&'static dyn Parser<Output = Output>],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `parse::Parser` cannot be made into an object
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parse/mod.rs:11:20
[INFO] [stderr]     |
[INFO] [stderr] 11  | pub trait Parser : Sized {
[INFO] [stderr]     |           ------   ----- ...because it requires `Self: Sized`
[INFO] [stderr]     |           |
[INFO] [stderr]     |           this trait cannot be made into an object...
[INFO] [stderr] 
[INFO] [stderr] error[E0038]: the trait `parse::Parser` cannot be made into an object
[INFO] [stderr]    --> src/parse/combinators/mod.rs:125:30
[INFO] [stderr]     |
[INFO] [stderr] 125 |     pub fn new(alternatives: &'static [&'static dyn Parser<Output = O>]) -> FirstOf<O> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `parse::Parser` cannot be made into an object
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parse/mod.rs:11:20
[INFO] [stderr]     |
[INFO] [stderr] 11  | pub trait Parser : Sized {
[INFO] [stderr]     |           ------   ----- ...because it requires `Self: Sized`
[INFO] [stderr]     |           |
[INFO] [stderr]     |           this trait cannot be made into an object...
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0038, E0425, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0038`.
[INFO] [stderr] error[E0038]: the trait `parse::Parser` cannot be made into an object
[INFO] [stderr]    --> src/parse/combinators/mod.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     alternatives: &'static [&'static dyn Parser<Output = Output>],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `parse::Parser` cannot be made into an object
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parse/mod.rs:11:20
[INFO] [stderr]     |
[INFO] [stderr] 11  | pub trait Parser : Sized {
[INFO] [stderr]     |           ------   ----- ...because it requires `Self: Sized`
[INFO] [stderr]     |           |
[INFO] [stderr]     |           this trait cannot be made into an object...
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `lark`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0038]: the trait `parse::Parser` cannot be made into an object
[INFO] [stderr]    --> src/parse/combinators/mod.rs:125:30
[INFO] [stderr]     |
[INFO] [stderr] 125 |     pub fn new(alternatives: &'static [&'static dyn Parser<Output = O>]) -> FirstOf<O> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `parse::Parser` cannot be made into an object
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parse/mod.rs:11:20
[INFO] [stderr]     |
[INFO] [stderr] 11  | pub trait Parser : Sized {
[INFO] [stderr]     |           ------   ----- ...because it requires `Self: Sized`
[INFO] [stderr]     |           |
[INFO] [stderr]     |           this trait cannot be made into an object...
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0038, E0425, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0038`.
[INFO] [stderr] error: could not compile `lark`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "794485ebfda125003905589890147137a295ba1f1d56278b5a782297c0853490"`
[INFO] running `"docker" "rm" "-f" "794485ebfda125003905589890147137a295ba1f1d56278b5a782297c0853490"`
[INFO] [stdout] 794485ebfda125003905589890147137a295ba1f1d56278b5a782297c0853490