[INFO] cloning repository https://github.com/shika-blyat/parser-combinator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shika-blyat/parser-combinator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshika-blyat%2Fparser-combinator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshika-blyat%2Fparser-combinator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a8e4476efddd4ddba846d276d06ed527b252c4c
[INFO] checking shika-blyat/parser-combinator against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshika-blyat%2Fparser-combinator" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shika-blyat/parser-combinator on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shika-blyat/parser-combinator
[INFO] finished tweaking git repo https://github.com/shika-blyat/parser-combinator
[INFO] tweaked toml for git repo https://github.com/shika-blyat/parser-combinator written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/shika-blyat/parser-combinator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 360e48e2b69c1eb57b22a11ee34349bf6d8f05713aba523bf2c9a016ea49131a
[INFO] running `Command { std: "docker" "start" "-a" "360e48e2b69c1eb57b22a11ee34349bf6d8f05713aba523bf2c9a016ea49131a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "360e48e2b69c1eb57b22a11ee34349bf6d8f05713aba523bf2c9a016ea49131a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360e48e2b69c1eb57b22a11ee34349bf6d8f05713aba523bf2c9a016ea49131a", kill_on_drop: false }`
[INFO] [stdout] 360e48e2b69c1eb57b22a11ee34349bf6d8f05713aba523bf2c9a016ea49131a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6d5ccca1c1aa6a978a93ee70d10f395901b492696367de4fb748c1a65c1ee25
[INFO] running `Command { std: "docker" "start" "-a" "d6d5ccca1c1aa6a978a93ee70d10f395901b492696367de4fb748c1a65c1ee25", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking parser_combinator v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/common.rs:65:39
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn take_cpredicate(predicate: Box<Fn(char) -> bool>) -> Parser<char, String> {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(char) -> bool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `--force-warn bare-trait-objects` implied by `--force-warn rust-2021-compatibility`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/evaluation.rs:56:38
[INFO] [stdout]    |
[INFO] [stdout] 56 |     assert_eq!(eval_input("1+2"), Ok((Literal::Num(Number::I32(3)))));
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/evaluation.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Ok((Literal::Num(Number::I32((1 + 2) * 3 / 4))))
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/parser.rs:285:17
[INFO] [stdout]     |
[INFO] [stdout] 285 |                 ((remaining, ()))
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error::ParserError`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use error::ParserError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Literal`
[INFO] [stdout]   --> src/main.rs:11:41
[INFO] [stdout]    |
[INFO] [stdout] 11 | use parser::{build_ast, take_var, Expr, Literal};
[INFO] [stdout]    |                                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `typechecking::type_ast`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use typechecking::type_ast;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/evaluation.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |     assert_eq!(eval_input("1+2"), Ok((Literal::Num(Number::I32(3)))));
[INFO] [stdout]    |                ^^^^^^^^^^ ----- supplied 1 argument
[INFO] [stdout]    |                |
[INFO] [stdout]    |                expected 2 arguments
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/main.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn eval_input<'a>(s: &'a str, variables: &'a mut HashMap<String, Expr>) {
[INFO] [stdout]    |    ^^^^^^^^^^     ----------  ----------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/evaluation.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     assert_eq!(eval_input("1+2"), Ok((Literal::Num(Number::I32(3)))));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found enum `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                    found enum `Result<Literal, _>`
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/evaluation.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         eval_input("(1+2) * 3 / 4"),
[INFO] [stdout]    |         ^^^^^^^^^^ --------------- supplied 1 argument
[INFO] [stdout]    |         |
[INFO] [stdout]    |         expected 2 arguments
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/main.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn eval_input<'a>(s: &'a str, variables: &'a mut HashMap<String, Expr>) {
[INFO] [stdout]    |    ^^^^^^^^^^     ----------  ----------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/evaluation.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     assert_eq!(
[INFO] [stdout] 58 | |         eval_input("(1+2) * 3 / 4"),
[INFO] [stdout] 59 | |         Ok((Literal::Num(Number::I32((1 + 2) * 3 / 4))))
[INFO] [stdout] 60 | |     );
[INFO] [stdout]    | |______^ expected `()`, found enum `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                    found enum `Result<Literal, _>`
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parser_combinator` due to 5 previous errors; 7 warnings emitted
[INFO] [stdout] error: aborting due to 4 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0061, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/parser.rs (1 fix)
[INFO] [stderr]        Fixed src/common.rs (1 fix)
[INFO] [stderr]        Fixed src/main.rs (5 fixes)
[INFO] [stdout] warning: associated function is never used: `get_type`
[INFO] [stdout]   --> src/parser.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn get_type(&self) -> Type {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_type`
[INFO] [stdout]    --> src/parser.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn get_type(&self) -> Type {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_type`
[INFO] [stdout]    --> src/parser.rs:153:12
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn get_type(&self) -> Type {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_bin_typed`
[INFO] [stdout]    --> src/parser.rs:211:12
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub fn new_bin_typed(left: Expr, op: Operator, right: Expr, expr_type: Type) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_type`
[INFO] [stdout]    --> src/parser.rs:222:12
[INFO] [stdout]     |
[INFO] [stdout] 222 |     pub fn get_type(&self) -> Type {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_typed`
[INFO] [stdout]  --> src/typechecking.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn into_typed(&mut self) -> Result<Bin, ParserError> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary_type`
[INFO] [stdout]   --> src/typechecking.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn binary_type(left: Type, op: &Operator, right: Type) -> Result<Type, ParserError> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `type_ast`
[INFO] [stdout]   --> src/typechecking.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn type_ast() -> Parser<Bin, Bin> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Environment`
[INFO] [stdout]   --> src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Environment {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/main.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "d6d5ccca1c1aa6a978a93ee70d10f395901b492696367de4fb748c1a65c1ee25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6d5ccca1c1aa6a978a93ee70d10f395901b492696367de4fb748c1a65c1ee25", kill_on_drop: false }`
[INFO] [stdout] d6d5ccca1c1aa6a978a93ee70d10f395901b492696367de4fb748c1a65c1ee25