[INFO] cloning repository https://github.com/shnmorimoto/rmonkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shnmorimoto/rmonkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshnmorimoto%2Frmonkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshnmorimoto%2Frmonkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0dd210bcf83732ae99196e23cc0957d2e75dcc9a
[INFO] checking shnmorimoto/rmonkey against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshnmorimoto%2Frmonkey" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shnmorimoto/rmonkey 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/shnmorimoto/rmonkey
[INFO] finished tweaking git repo https://github.com/shnmorimoto/rmonkey
[INFO] tweaked toml for git repo https://github.com/shnmorimoto/rmonkey written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/shnmorimoto/rmonkey 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] d4e223497575a53868d94e076c38aa1514a17bb93fd1b28fe5466c8932e503d5
[INFO] running `Command { std: "docker" "start" "-a" "d4e223497575a53868d94e076c38aa1514a17bb93fd1b28fe5466c8932e503d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4e223497575a53868d94e076c38aa1514a17bb93fd1b28fe5466c8932e503d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4e223497575a53868d94e076c38aa1514a17bb93fd1b28fe5466c8932e503d5", kill_on_drop: false }`
[INFO] [stdout] d4e223497575a53868d94e076c38aa1514a17bb93fd1b28fe5466c8932e503d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 18c02af47ff93ec837bac394886dc99661a0962d137e2f65c301d69c6872d05b
[INFO] running `Command { std: "docker" "start" "-a" "18c02af47ff93ec837bac394886dc99661a0962d137e2f65c301d69c6872d05b", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking rmonkey v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/parser.rs (1 fix)
[INFO] [stderr]        Fixed src/parser.rs (1 fix)
[INFO] [stdout] error[E0599]: no method named `join` found for struct `Map` in the current scope
[INFO] [stdout]     --> src/parser.rs:659:28
[INFO] [stdout]      |
[INFO] [stdout] 659  |             errors_message.join("\n"),
[INFO] [stdout]      |                            ^^^^ method not found in `Map<std::slice::Iter<'_, String>, [closure@src/parser.rs:654:54: 654:88]>`
[INFO] [stdout]      |
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/itertools-0.10.0/src/lib.rs:1817:8
[INFO] [stdout]      |
[INFO] [stdout] 1817 |     fn join(&mut self, sep: &str) -> String
[INFO] [stdout]      |        ---- the method is available for `Map<std::slice::Iter<'_, String>, [closure@src/parser.rs:654:54: 654:88]>` here
[INFO] [stdout]      |
[INFO] [stdout]      = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]      = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]              `use itertools::Itertools;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Let`
[INFO] [stdout]  --> src/ast.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | /     Let {
[INFO] [stdout] 6 | |         identifier: Ident,
[INFO] [stdout] 7 | |         expression: Expression,
[INFO] [stdout] 8 | |     },
[INFO] [stdout]   | |_____^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Return`
[INFO] [stdout]   --> src/ast.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | /     Return {
[INFO] [stdout] 10 | |         return_value: Expression,
[INFO] [stdout] 11 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Expression`
[INFO] [stdout]   --> src/ast.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     Expression {
[INFO] [stdout] 13 | |         expression: Expression,
[INFO] [stdout] 14 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/ast.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Identifier(Ident),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IntegerLiteral`
[INFO] [stdout]   --> src/ast.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     IntegerLiteral(i64),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PrefixExpression`
[INFO] [stdout]   --> src/ast.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     PrefixExpression {
[INFO] [stdout] 37 | |         operator: String,
[INFO] [stdout] 38 | |         right: Box<Expression>,
[INFO] [stdout] 39 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InfixExpression`
[INFO] [stdout]   --> src/ast.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     InfixExpression {
[INFO] [stdout] 41 | |         left: Box<Expression>,
[INFO] [stdout] 42 | |         operator: String,
[INFO] [stdout] 43 | |         right: Box<Expression>,
[INFO] [stdout] 44 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Boolean`
[INFO] [stdout]   --> src/ast.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Boolean(bool),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ast.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn new(s: impl Into<String>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ast.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn new(statements: Vec<Statement>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LOWEST`
[INFO] [stdout]  --> src/parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     LOWEST,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EQUALS`
[INFO] [stdout]  --> src/parser.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     EQUALS,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LESSGRATER`
[INFO] [stdout]   --> src/parser.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     LESSGRATER,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SUM`
[INFO] [stdout]   --> src/parser.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     SUM,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PRDOCUT`
[INFO] [stdout]   --> src/parser.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     PRDOCUT,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PREFIX`
[INFO] [stdout]   --> src/parser.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     PREFIX,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CALL`
[INFO] [stdout]   --> src/parser.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     CALL,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_precedence`
[INFO] [stdout]   --> src/parser.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn get_precedence(token: TokenType) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Parser`
[INFO] [stdout]   --> src/parser.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Parser {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/parser.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn new(mut lexer: Lexer) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek_precedence`
[INFO] [stdout]   --> src/parser.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn peek_precedence(&self) -> Precedence {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cur_precedence`
[INFO] [stdout]   --> src/parser.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn cur_precedence(&self) -> Precedence {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek_error`
[INFO] [stdout]   --> src/parser.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn peek_error(&mut self, t: TokenType) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_token`
[INFO] [stdout]   --> src/parser.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn next_token(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_statement`
[INFO] [stdout]   --> src/parser.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn parse_statement(&mut self) -> Option<Statement> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_let_statement`
[INFO] [stdout]   --> src/parser.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn parse_let_statement(&mut self) -> Option<Statement> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_return_statement`
[INFO] [stdout]    --> src/parser.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn parse_return_statement(&mut self) -> Option<Statement> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_expression_statement`
[INFO] [stdout]    --> src/parser.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn parse_expression_statement(&mut self) -> Option<Statement> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_expression`
[INFO] [stdout]    --> src/parser.rs:134:8
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn parse_expression(&mut self, precdence: Precedence) -> Option<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_grouped_expression`
[INFO] [stdout]    --> src/parser.rs:178:8
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn parse_grouped_expression(&mut self) -> Option<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_boolean`
[INFO] [stdout]    --> src/parser.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn parse_boolean(&self) -> Expression {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_infix_expression`
[INFO] [stdout]    --> src/parser.rs:191:8
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn parse_infix_expression(&mut self, left: &Expression) -> Expression {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `no_prefix_parse_error`
[INFO] [stdout]    --> src/parser.rs:203:8
[INFO] [stdout]     |
[INFO] [stdout] 203 |     fn no_prefix_parse_error(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_prefix_expression`
[INFO] [stdout]    --> src/parser.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn parse_prefix_expression(&mut self) -> Expression {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_identifier`
[INFO] [stdout]    --> src/parser.rs:220:8
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn parse_identifier(&self) -> Expression {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_integer_literal`
[INFO] [stdout]    --> src/parser.rs:224:8
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn parse_integer_literal(&self) -> Expression {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cur_token_is`
[INFO] [stdout]    --> src/parser.rs:228:8
[INFO] [stdout]     |
[INFO] [stdout] 228 |     fn cur_token_is(&self, t: TokenType) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek_token_is`
[INFO] [stdout]    --> src/parser.rs:232:8
[INFO] [stdout]     |
[INFO] [stdout] 232 |     fn peek_token_is(&self, t: TokenType) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expect_peek`
[INFO] [stdout]    --> src/parser.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn expect_peek(&mut self, t: TokenType) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parser_program`
[INFO] [stdout]    --> src/parser.rs:246:8
[INFO] [stdout]     |
[INFO] [stdout] 246 |     fn parser_program(&mut self) -> Program {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rmonkey` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 40 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" "18c02af47ff93ec837bac394886dc99661a0962d137e2f65c301d69c6872d05b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c02af47ff93ec837bac394886dc99661a0962d137e2f65c301d69c6872d05b", kill_on_drop: false }`
[INFO] [stdout] 18c02af47ff93ec837bac394886dc99661a0962d137e2f65c301d69c6872d05b