[INFO] fetching crate toros 0.1.0...
[INFO] building toros-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate toros 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate toros 0.1.0
[INFO] finished tweaking crates.io crate toros 0.1.0
[INFO] tweaked toml for crates.io crate toros 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate toros 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate toros 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5b6301a124176830a9ed279a0e08da48f3be6683b16b96f90c6a98b49f8b5c8
[INFO] running `Command { std: "docker" "start" "-a" "e5b6301a124176830a9ed279a0e08da48f3be6683b16b96f90c6a98b49f8b5c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5b6301a124176830a9ed279a0e08da48f3be6683b16b96f90c6a98b49f8b5c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b6301a124176830a9ed279a0e08da48f3be6683b16b96f90c6a98b49f8b5c8", kill_on_drop: false }`
[INFO] [stdout] e5b6301a124176830a9ed279a0e08da48f3be6683b16b96f90c6a98b49f8b5c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a1d5b0657e8dd6cd1bfaa6065d0c123e878a17740950beeee640f624e4f3059
[INFO] running `Command { std: "docker" "start" "-a" "9a1d5b0657e8dd6cd1bfaa6065d0c123e878a17740950beeee640f624e4f3059", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling clap_lex v0.1.1
[INFO] [stderr]    Compiling clap v3.1.12
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling santiago v1.3.0
[INFO] [stderr]    Compiling nixel v2.1.0
[INFO] [stderr]    Compiling toros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/interpreter/error.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     IO(std::io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 21 -     IO(std::io::Error),
[INFO] [stdout] 21 +     IO(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/interpreter/error.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Lexer(LexerError),
[INFO] [stdout]    |     ----- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` 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] 22 -     Lexer(LexerError),
[INFO] [stdout] 22 +     Lexer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/interpreter/error.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Parser(ParseError<AST>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` 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] 23 -     Parser(ParseError<AST>),
[INFO] [stdout] 23 +     Parser(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.58s
[INFO] running `Command { std: "docker" "inspect" "9a1d5b0657e8dd6cd1bfaa6065d0c123e878a17740950beeee640f624e4f3059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a1d5b0657e8dd6cd1bfaa6065d0c123e878a17740950beeee640f624e4f3059", kill_on_drop: false }`
[INFO] [stdout] 9a1d5b0657e8dd6cd1bfaa6065d0c123e878a17740950beeee640f624e4f3059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab66e1ca15833089194206684cd147e070204563e678060c399474fd243bfd27
[INFO] running `Command { std: "docker" "start" "-a" "ab66e1ca15833089194206684cd147e070204563e678060c399474fd243bfd27", kill_on_drop: false }`
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/interpreter/error.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     IO(std::io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 21 -     IO(std::io::Error),
[INFO] [stdout] 21 +     IO(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/interpreter/error.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Lexer(LexerError),
[INFO] [stdout]    |     ----- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` 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] 22 -     Lexer(LexerError),
[INFO] [stdout] 22 +     Lexer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/interpreter/error.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Parser(ParseError<AST>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` 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] 23 -     Parser(ParseError<AST>),
[INFO] [stdout] 23 +     Parser(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling toros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/interpreter/error.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     IO(std::io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 21 -     IO(std::io::Error),
[INFO] [stdout] 21 +     IO(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/interpreter/error.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Lexer(LexerError),
[INFO] [stdout]    |     ----- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` 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] 22 -     Lexer(LexerError),
[INFO] [stdout] 22 +     Lexer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/interpreter/error.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Parser(ParseError<AST>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` 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] 23 -     Parser(ParseError<AST>),
[INFO] [stdout] 23 +     Parser(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "ab66e1ca15833089194206684cd147e070204563e678060c399474fd243bfd27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab66e1ca15833089194206684cd147e070204563e678060c399474fd243bfd27", kill_on_drop: false }`
[INFO] [stdout] ab66e1ca15833089194206684cd147e070204563e678060c399474fd243bfd27