[INFO] cloning repository https://github.com/PickledChair/RustyMonkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PickledChair/RustyMonkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPickledChair%2FRustyMonkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPickledChair%2FRustyMonkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 782050d73657a383ddd588f275461eb98b88db39
[INFO] checking PickledChair/RustyMonkey against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPickledChair%2FRustyMonkey" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PickledChair/RustyMonkey on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PickledChair/RustyMonkey
[INFO] finished tweaking git repo https://github.com/PickledChair/RustyMonkey
[INFO] tweaked toml for git repo https://github.com/PickledChair/RustyMonkey written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/PickledChair/RustyMonkey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e978a6b924982e2feba90595dde39dd434091fa81262300462ce47c5050b9d3e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e978a6b924982e2feba90595dde39dd434091fa81262300462ce47c5050b9d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e978a6b924982e2feba90595dde39dd434091fa81262300462ce47c5050b9d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e978a6b924982e2feba90595dde39dd434091fa81262300462ce47c5050b9d3e", kill_on_drop: false }`
[INFO] [stdout] e978a6b924982e2feba90595dde39dd434091fa81262300462ce47c5050b9d3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9f400291078c0b9372e27e12bdf9a822377ff546d60e3a9075cdfdb0f60bc46
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d9f400291078c0b9372e27e12bdf9a822377ff546d60e3a9075cdfdb0f60bc46", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rusty_monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/parser/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Call,          // myFunction(X)
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `peek_error_msg`
[INFO] [stdout]  --> src/parser/mod.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn peek_error_msg<T1: AsRef<str>, T2: AsRef<str>>(expect: T1, instead: T2) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lowest`
[INFO] [stdout]   --> src/parser/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Lowest,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Equals`
[INFO] [stdout]   --> src/parser/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Equals,        // ==
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessGreater`
[INFO] [stdout]   --> src/parser/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     LessGreater,   // > または <
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Sum`
[INFO] [stdout]   --> src/parser/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Sum,           // +
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Product`
[INFO] [stdout]   --> src/parser/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Product,       // *
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Prefix`
[INFO] [stdout]   --> src/parser/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Prefix,        // -X または !X
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/parser/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Call,          // myFunction(X)
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_precedence`
[INFO] [stdout]   --> src/parser/mod.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn get_precedence(kind: TokenKind) -> Precedence {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cur_token`
[INFO] [stdout]   --> src/parser/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     cur_token: Token,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expect_peek`
[INFO] [stdout]   --> src/parser/mod.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn expect_peek(&mut self, kind: TokenKind) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cur_precedence`
[INFO] [stdout]   --> src/parser/mod.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn cur_precedence(&self) -> Precedence {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_program`
[INFO] [stdout]   --> src/parser/mod.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn parse_program(&mut self) -> Program {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_statement`
[INFO] [stdout]   --> src/parser/mod.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn parse_statement(&mut self) -> Result<Statement, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_let_statement`
[INFO] [stdout]   --> src/parser/mod.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn parse_let_statement(&mut self) -> Result<LetStatement, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_return_statement`
[INFO] [stdout]    --> src/parser/mod.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn parse_return_statement(&mut self) -> Result<ReturnStatement, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_expression_statement`
[INFO] [stdout]    --> src/parser/mod.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn parse_expression_statement(&mut self) -> Result<ExpressionStatement, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_expression`
[INFO] [stdout]    --> src/parser/mod.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn parse_expression(&mut self, prec: Precedence) -> Result<Expression, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_identifier`
[INFO] [stdout]    --> src/parser/mod.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 |     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/mod.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn parse_integer_literal(&mut self) -> Result<Expression, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_prefix_expression`
[INFO] [stdout]    --> src/parser/mod.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn parse_prefix_expression(&mut self) -> Result<Expression, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_infix_expression`
[INFO] [stdout]    --> src/parser/mod.rs:198:8
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn parse_infix_expression(&mut self, left: Expression) -> Result<Expression, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "d9f400291078c0b9372e27e12bdf9a822377ff546d60e3a9075cdfdb0f60bc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f400291078c0b9372e27e12bdf9a822377ff546d60e3a9075cdfdb0f60bc46", kill_on_drop: false }`
[INFO] [stdout] d9f400291078c0b9372e27e12bdf9a822377ff546d60e3a9075cdfdb0f60bc46