[INFO] cloning repository https://github.com/sakeththota/mosquito [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sakeththota/mosquito" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakeththota%2Fmosquito", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakeththota%2Fmosquito'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3420853151fa2fc648058a415035e4332d56e718 [INFO] building sakeththota/mosquito against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakeththota%2Fmosquito" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sakeththota/mosquito on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sakeththota/mosquito [INFO] finished tweaking git repo https://github.com/sakeththota/mosquito [INFO] tweaked toml for git repo https://github.com/sakeththota/mosquito written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sakeththota/mosquito already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4a484ff822a21899c54a33c8974e3dfe9f324ca7b56e42ec39e4265eb0a188c1 [INFO] running `Command { std: "docker" "start" "-a" "4a484ff822a21899c54a33c8974e3dfe9f324ca7b56e42ec39e4265eb0a188c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a484ff822a21899c54a33c8974e3dfe9f324ca7b56e42ec39e4265eb0a188c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a484ff822a21899c54a33c8974e3dfe9f324ca7b56e42ec39e4265eb0a188c1", kill_on_drop: false }` [INFO] [stdout] 4a484ff822a21899c54a33c8974e3dfe9f324ca7b56e42ec39e4265eb0a188c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2850dee69bfcb8ef0771c88154fd0cc3b31f36deb7996dbfe7f1142d16522061 [INFO] running `Command { std: "docker" "start" "-a" "2850dee69bfcb8ef0771c88154fd0cc3b31f36deb7996dbfe7f1142d16522061", kill_on_drop: false }` [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling mosquito v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Lexer` is never constructed [INFO] [stdout] --> src/lexer/mod.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Lexer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/lexer/mod.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 12 | impl Lexer { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 13 | fn new(input: String) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn read_char(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | fn peek(&self) -> u8 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | fn read_number(&mut self) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn read_identifier(&mut self) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | fn read_string(&mut self) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | fn skip_whitespace(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn next_token(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/lexer/token.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Token { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 3 | // Keywords [INFO] [stdout] 4 | If, [INFO] [stdout] | ^^ [INFO] [stdout] 5 | Else, [INFO] [stdout] | ^^^^ [INFO] [stdout] 6 | While, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 7 | For, [INFO] [stdout] | ^^^ [INFO] [stdout] 8 | Struct, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 9 | Break, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 10 | Continue, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | Return, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 12 | New, [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | True, [INFO] [stdout] | ^^^^ [INFO] [stdout] 16 | False, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 17 | Identifier(String), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 18 | IntLiteral(String), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 19 | FloatLiteral(String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 20 | StringLiteral(String), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 21 | NullLiteral, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | Plus, [INFO] [stdout] | ^^^^ [INFO] [stdout] 25 | Minus, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 26 | Multiply, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 27 | Divide, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 28 | Modulo, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 29 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] 30 | And, [INFO] [stdout] | ^^^ [INFO] [stdout] 31 | Not, [INFO] [stdout] | ^^^ [INFO] [stdout] 32 | LessThan, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 33 | GreaterThan, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 34 | LessThanOrEqual, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 35 | GreaterThanOrEqual, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 36 | Equal, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 37 | NotEqual, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 38 | Assignment, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 39 | Increment, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 40 | Decrement, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 41 | Hash, [INFO] [stdout] | ^^^^ [INFO] [stdout] 42 | LeftShift, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 43 | RightShift, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | LParen, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 47 | RParen, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 48 | LBracket, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 49 | RBracket, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 50 | LBrace, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 51 | RBrace, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 52 | Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 53 | Dot, [INFO] [stdout] | ^^^ [INFO] [stdout] 54 | Semicolon, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | Illegal, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 58 | Eof, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "2850dee69bfcb8ef0771c88154fd0cc3b31f36deb7996dbfe7f1142d16522061", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2850dee69bfcb8ef0771c88154fd0cc3b31f36deb7996dbfe7f1142d16522061", kill_on_drop: false }` [INFO] [stdout] 2850dee69bfcb8ef0771c88154fd0cc3b31f36deb7996dbfe7f1142d16522061 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b544b4d736887b8f2e1f0e26593400d147ba6abd22d305490c5ac53d72871bf0 [INFO] running `Command { std: "docker" "start" "-a" "b544b4d736887b8f2e1f0e26593400d147ba6abd22d305490c5ac53d72871bf0", kill_on_drop: false }` [INFO] [stderr] Compiling mosquito v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/lexer/token.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Token { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 21 | NullLiteral, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] 30 | And, [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | LessThanOrEqual, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 35 | GreaterThanOrEqual, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 36 | Equal, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 37 | NotEqual, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 38 | Assignment, [INFO] [stdout] 39 | Increment, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 40 | Decrement, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 41 | Hash, [INFO] [stdout] 42 | LeftShift, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 43 | RightShift, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "b544b4d736887b8f2e1f0e26593400d147ba6abd22d305490c5ac53d72871bf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b544b4d736887b8f2e1f0e26593400d147ba6abd22d305490c5ac53d72871bf0", kill_on_drop: false }` [INFO] [stdout] b544b4d736887b8f2e1f0e26593400d147ba6abd22d305490c5ac53d72871bf0