[INFO] cloning repository https://github.com/frxnxtic/matstmt [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frxnxtic/matstmt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrxnxtic%2Fmatstmt", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrxnxtic%2Fmatstmt'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bc08a4ead65713ba143acbfddc95531ff7119bd8 [INFO] checking frxnxtic/matstmt against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrxnxtic%2Fmatstmt" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/frxnxtic/matstmt [INFO] finished tweaking git repo https://github.com/frxnxtic/matstmt [INFO] tweaked toml for git repo https://github.com/frxnxtic/matstmt written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/frxnxtic/matstmt on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/frxnxtic/matstmt 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13219b7e9bfad2c7188924e253e9bfafb7bf9f4eb9f3607fe28d2975f2d85e6f [INFO] running `Command { std: "docker" "start" "-a" "13219b7e9bfad2c7188924e253e9bfafb7bf9f4eb9f3607fe28d2975f2d85e6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13219b7e9bfad2c7188924e253e9bfafb7bf9f4eb9f3607fe28d2975f2d85e6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13219b7e9bfad2c7188924e253e9bfafb7bf9f4eb9f3607fe28d2975f2d85e6f", kill_on_drop: false }` [INFO] [stdout] 13219b7e9bfad2c7188924e253e9bfafb7bf9f4eb9f3607fe28d2975f2d85e6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b4d0b2f2724a90cfbb144d313e23cb11ced6d22bfbed3f4e200508c745c1f3e [INFO] running `Command { std: "docker" "start" "-a" "3b4d0b2f2724a90cfbb144d313e23cb11ced6d22bfbed3f4e200508c745c1f3e", kill_on_drop: false }` [INFO] [stderr] Checking matstmt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: named argument `width` is not used by name [INFO] [stdout] --> src/lexer/lexer.rs:47:42 [INFO] [stdout] | [INFO] [stdout] 47 | print!("{:width$}^", width = self.cursor); [INFO] [stdout] | --------- ^^^^^ this named argument is referred to by position in formatting string [INFO] [stdout] | | [INFO] [stdout] | this formatting argument uses named argument `width` by position [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(named_arguments_used_positionally)]` on by default [INFO] [stdout] help: use the named argument by name to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 47 | print!("{width:width$}^", width = self.cursor); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: named argument `width` is not used by name [INFO] [stdout] --> src/lexer/lexer.rs:47:42 [INFO] [stdout] | [INFO] [stdout] 47 | print!("{:width$}^", width = self.cursor); [INFO] [stdout] | --------- ^^^^^ this named argument is referred to by position in formatting string [INFO] [stdout] | | [INFO] [stdout] | this formatting argument uses named argument `width` by position [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(named_arguments_used_positionally)]` on by default [INFO] [stdout] help: use the named argument by name to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 47 | print!("{width:width$}^", width = self.cursor); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::ErrorKind::UnexpectedEof` [INFO] [stdout] --> src/parser/parser.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::ErrorKind::UnexpectedEof; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::ErrorKind::UnexpectedEof` [INFO] [stdout] --> src/parser/parser.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::ErrorKind::UnexpectedEof; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser/grammar.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | Number(i64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 3 - Number(i64), [INFO] [stdout] 3 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser/grammar.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | Number(i64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 3 - Number(i64), [INFO] [stdout] 3 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> src/parser/grammar.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | BinaryOp(Box, char, Box), [INFO] [stdout] | -------- ^^^^^^^^^ ^^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 5 - BinaryOp(Box, char, Box), [INFO] [stdout] 5 + BinaryOp((), (), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> src/parser/grammar.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | BinaryOp(Box, char, Box), [INFO] [stdout] | -------- ^^^^^^^^^ ^^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 5 - BinaryOp(Box, char, Box), [INFO] [stdout] 5 + BinaryOp((), (), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Identifier`, `EOF`, and `Semicolon` are never constructed [INFO] [stdout] --> src/parser/grammar.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Expr { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 3 | Number(i64), [INFO] [stdout] 4 | Identifier(String), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 5 | BinaryOp(Box, char, Box), [INFO] [stdout] 6 | EOF, [INFO] [stdout] | ^^^ [INFO] [stdout] 7 | Semicolon [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Identifier`, `EOF`, and `Semicolon` are never constructed [INFO] [stdout] --> src/parser/grammar.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Expr { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 3 | Number(i64), [INFO] [stdout] 4 | Identifier(String), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 5 | BinaryOp(Box, char, Box), [INFO] [stdout] 6 | EOF, [INFO] [stdout] | ^^^ [INFO] [stdout] 7 | Semicolon [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser/grammar.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 12 | Expression(Expr), [INFO] [stdout] | ---------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Stmt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 12 - Expression(Expr), [INFO] [stdout] 12 + Expression(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser/grammar.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 12 | Expression(Expr), [INFO] [stdout] | ---------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Stmt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 12 - Expression(Expr), [INFO] [stdout] 12 + Expression(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser/grammar.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 13 | Print(Expr) [INFO] [stdout] | ----- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Stmt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 13 - Print(Expr) [INFO] [stdout] 13 + Print(()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser/grammar.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 13 | Print(Expr) [INFO] [stdout] | ----- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Stmt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 13 - Print(Expr) [INFO] [stdout] 13 + Print(()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "3b4d0b2f2724a90cfbb144d313e23cb11ced6d22bfbed3f4e200508c745c1f3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b4d0b2f2724a90cfbb144d313e23cb11ced6d22bfbed3f4e200508c745c1f3e", kill_on_drop: false }` [INFO] [stdout] 3b4d0b2f2724a90cfbb144d313e23cb11ced6d22bfbed3f4e200508c745c1f3e