[INFO] cloning repository https://github.com/ogata-k/monkey-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ogata-k/monkey-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fogata-k%2Fmonkey-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fogata-k%2Fmonkey-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0e520c65e14d0736d14200f0b460dea85e8c67b [INFO] testing ogata-k/monkey-rs against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fogata-k%2Fmonkey-rs" "/workspace/builds/worker-70/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-70/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ogata-k/monkey-rs on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ogata-k/monkey-rs [INFO] finished tweaking git repo https://github.com/ogata-k/monkey-rs [INFO] tweaked toml for git repo https://github.com/ogata-k/monkey-rs written to /workspace/builds/worker-70/source/Cargo.toml [INFO] crate git repo https://github.com/ogata-k/monkey-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ba05254c4a86f91c79cfacc1f5d7ab972d422d9cad8abdbdf982cff841ae457 [INFO] running `Command { std: "docker" "start" "-a" "3ba05254c4a86f91c79cfacc1f5d7ab972d422d9cad8abdbdf982cff841ae457", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ba05254c4a86f91c79cfacc1f5d7ab972d422d9cad8abdbdf982cff841ae457", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ba05254c4a86f91c79cfacc1f5d7ab972d422d9cad8abdbdf982cff841ae457", kill_on_drop: false }` [INFO] [stdout] 3ba05254c4a86f91c79cfacc1f5d7ab972d422d9cad8abdbdf982cff841ae457 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f84e9d0ff895f3a50295e2962019e68c519c7ac1d402f10a5380f8cd36e2517 [INFO] running `Command { std: "docker" "start" "-a" "5f84e9d0ff895f3a50295e2962019e68c519c7ac1d402f10a5380f8cd36e2517", kill_on_drop: false }` [INFO] [stderr] Compiling monkey-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/parser.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/repl.rs:35:15 [INFO] [stdout] | [INFO] [stdout] 35 | while let tok = lexer.next_token() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `tok` is never read [INFO] [stdout] --> src/lexer.rs:109:17 [INFO] [stdout] | [INFO] [stdout] 109 | let mut tok: Option = None; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/evaluator.rs:25:17 [INFO] [stdout] | [INFO] [stdout] 25 | let mut result = Object::NULL; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stmt` [INFO] [stdout] --> src/evaluator.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | stmt @ Statement::LetStatement { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_stmt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/evaluator.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | let mut result = Object::NULL; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/evaluator.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | let mut result = Object::NULL; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_token_is_prefix` [INFO] [stdout] --> src/parser.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 98 | fn peek_token_is_prefix(&self) -> bool { [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: `peek_prefix_precedence` [INFO] [stdout] --> src/parser.rs:125:8 [INFO] [stdout] | [INFO] [stdout] 125 | fn peek_prefix_precedence(&self) -> Opt { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.06s [INFO] running `Command { std: "docker" "inspect" "5f84e9d0ff895f3a50295e2962019e68c519c7ac1d402f10a5380f8cd36e2517", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f84e9d0ff895f3a50295e2962019e68c519c7ac1d402f10a5380f8cd36e2517", kill_on_drop: false }` [INFO] [stdout] 5f84e9d0ff895f3a50295e2962019e68c519c7ac1d402f10a5380f8cd36e2517 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29b49b53f30f9364ab720c79b2ed0722beede74e8d56c87ce3501b9d7d8dfce6 [INFO] running `Command { std: "docker" "start" "-a" "29b49b53f30f9364ab720c79b2ed0722beede74e8d56c87ce3501b9d7d8dfce6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling monkey-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/parser.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/repl.rs:35:15 [INFO] [stdout] | [INFO] [stdout] 35 | while let tok = lexer.next_token() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `tok` is never read [INFO] [stdout] --> src/lexer.rs:109:17 [INFO] [stdout] | [INFO] [stdout] 109 | let mut tok: Option = None; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/evaluator.rs:25:17 [INFO] [stdout] | [INFO] [stdout] 25 | let mut result = Object::NULL; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stmt` [INFO] [stdout] --> src/evaluator.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | stmt @ Statement::LetStatement { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_stmt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/evaluator.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | let mut result = Object::NULL; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/evaluator.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | let mut result = Object::NULL; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_token_is_prefix` [INFO] [stdout] --> src/parser.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 98 | fn peek_token_is_prefix(&self) -> bool { [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: `peek_prefix_precedence` [INFO] [stdout] --> src/parser.rs:125:8 [INFO] [stdout] | [INFO] [stdout] 125 | fn peek_prefix_precedence(&self) -> Opt { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/parser.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/repl.rs:35:15 [INFO] [stdout] | [INFO] [stdout] 35 | while let tok = lexer.next_token() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `tok` is never read [INFO] [stdout] --> src/lexer.rs:109:17 [INFO] [stdout] | [INFO] [stdout] 109 | let mut tok: Option = None; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/evaluator.rs:25:17 [INFO] [stdout] | [INFO] [stdout] 25 | let mut result = Object::NULL; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stmt` [INFO] [stdout] --> src/evaluator.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | stmt @ Statement::LetStatement { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_stmt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/evaluator.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | let mut result = Object::NULL; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/evaluator.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | let mut result = Object::NULL; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/evaluator.rs:334:13 [INFO] [stdout] | [INFO] [stdout] 334 | let mut lexer = Lexer::new(input); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_token_is_prefix` [INFO] [stdout] --> src/parser.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 98 | fn peek_token_is_prefix(&self) -> bool { [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: `peek_prefix_precedence` [INFO] [stdout] --> src/parser.rs:125:8 [INFO] [stdout] | [INFO] [stdout] 125 | fn peek_prefix_precedence(&self) -> Opt { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/parser.rs:1217:46 [INFO] [stdout] | [INFO] [stdout] 1217 | assert!(false, "入力が式文ではありません。{}",); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 1217 | assert!(false, "入力が式文ではありません。{}", ...,); [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 1217 | assert!(false, "{}", "入力が式文ではありません。{}",); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/parser.rs:1349:38 [INFO] [stdout] | [INFO] [stdout] 1349 | for (input, expect) in tests.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 1349 | for (input, expect) in tests.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 1349 - for (input, expect) in tests.into_iter() { [INFO] [stdout] 1349 + for (input, expect) in tests { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.49s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/monkey_rs-5e350e5617f94e01) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/monkey_rs-44b76499e0731e80) [INFO] running `Command { std: "docker" "inspect" "29b49b53f30f9364ab720c79b2ed0722beede74e8d56c87ce3501b9d7d8dfce6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29b49b53f30f9364ab720c79b2ed0722beede74e8d56c87ce3501b9d7d8dfce6", kill_on_drop: false }` [INFO] [stdout] 29b49b53f30f9364ab720c79b2ed0722beede74e8d56c87ce3501b9d7d8dfce6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 851eb1344c42cfd37e44f90fe4023798dedea422951c1a606f08d361c5d1f45e [INFO] running `Command { std: "docker" "start" "-a" "851eb1344c42cfd37e44f90fe4023798dedea422951c1a606f08d361c5d1f45e", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/parser.rs:260:9 [INFO] [stderr] | [INFO] [stderr] 260 | ; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: irrefutable `while let` pattern [INFO] [stderr] --> src/repl.rs:35:15 [INFO] [stderr] | [INFO] [stderr] 35 | while let tok = lexer.next_token() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stderr] = note: this pattern will always match, so the loop will never exit [INFO] [stderr] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stderr] [INFO] [stderr] warning: value assigned to `tok` is never read [INFO] [stderr] --> src/lexer.rs:109:17 [INFO] [stderr] | [INFO] [stderr] 109 | let mut tok: Option = None; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `result` is never read [INFO] [stderr] --> src/evaluator.rs:25:17 [INFO] [stderr] | [INFO] [stderr] 25 | let mut result = Object::NULL; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stmt` [INFO] [stderr] --> src/evaluator.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | stmt @ Statement::LetStatement { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_stmt` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `result` is never read [INFO] [stderr] --> src/evaluator.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | let mut result = Object::NULL; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `result` is never read [INFO] [stderr] --> src/evaluator.rs:85:17 [INFO] [stderr] | [INFO] [stderr] 85 | let mut result = Object::NULL; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `peek_token_is_prefix` [INFO] [stderr] --> src/parser.rs:98:8 [INFO] [stderr] | [INFO] [stderr] 98 | fn peek_token_is_prefix(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `peek_prefix_precedence` [INFO] [stderr] --> src/parser.rs:125:8 [INFO] [stderr] | [INFO] [stderr] 125 | fn peek_prefix_precedence(&self) -> Opt { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `monkey-rs` (lib) generated 9 warnings [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/evaluator.rs:334:13 [INFO] [stderr] | [INFO] [stderr] 334 | let mut lexer = Lexer::new(input); [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: panic message contains an unused formatting placeholder [INFO] [stderr] --> src/parser.rs:1217:46 [INFO] [stderr] | [INFO] [stderr] 1217 | assert!(false, "入力が式文ではありません。{}",); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stderr] help: add the missing argument [INFO] [stderr] | [INFO] [stderr] 1217 | assert!(false, "入力が式文ではありません。{}", ...,); [INFO] [stderr] | +++++ [INFO] [stderr] help: or add a "{}" format string to use the message literally [INFO] [stderr] | [INFO] [stderr] 1217 | assert!(false, "{}", "入力が式文ではありません。{}",); [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/parser.rs:1349:38 [INFO] [stderr] | [INFO] [stderr] 1349 | for (input, expect) in tests.into_iter() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 1349 | for (input, expect) in tests.iter() { [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or remove `.into_iter()` to iterate by value [INFO] [stderr] | [INFO] [stderr] 1349 - for (input, expect) in tests.into_iter() { [INFO] [stderr] 1349 + for (input, expect) in tests { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `monkey-rs` (lib test) generated 12 warnings (9 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/monkey_rs-5e350e5617f94e01) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test ast::test::test_to_string ... ok [INFO] [stdout] test evaluator::test::test_bang_operator ... ok [INFO] [stdout] test evaluator::test::test_eval_boolean_expression ... ok [INFO] [stdout] test evaluator::test::test_eval_integer_expression ... ok [INFO] [stdout] test parser::test::test_boolean_literal_expression ... ok [INFO] [stdout] test evaluator::test::test_if_expressions ... ok [INFO] [stdout] test parser::test::test_function_literal ... ok [INFO] [stdout] test parser::test::test_identifier_expression ... ok [INFO] [stdout] test parser::test::test_if_expression ... ok [INFO] [stdout] test parser::test::test_if_else_expression ... ok [INFO] [stdout] test evaluator::test::test_eval_return_statements ... ok [INFO] [stdout] test parser::test::test_call_expression ... ok [INFO] [stdout] test parser::test::test_infix_expressions ... ok [INFO] [stdout] test parser::test::test_integer_literal_expression ... ok [INFO] [stdout] test parser::test::test_prefix_expressions ... ok [INFO] [stdout] test parser::test::test_let_statements ... ok [INFO] [stdout] test token::test::test_no_line ... ok [INFO] [stdout] test parser::test::test_return_statements ... ok [INFO] [stdout] test parser::test::test_operator_precedences ... ok [INFO] [stdout] test token::test::test_next_token ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/monkey_rs-44b76499e0731e80) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests monkey-rs [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> /opt/rustwide/workdir/src/parser.rs:260:9 [INFO] [stderr] | [INFO] [stderr] 260 | ; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "851eb1344c42cfd37e44f90fe4023798dedea422951c1a606f08d361c5d1f45e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "851eb1344c42cfd37e44f90fe4023798dedea422951c1a606f08d361c5d1f45e", kill_on_drop: false }` [INFO] [stdout] 851eb1344c42cfd37e44f90fe4023798dedea422951c1a606f08d361c5d1f45e