[INFO] cloning repository https://github.com/Kusunoki0130/Brainfuck_interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kusunoki0130/Brainfuck_interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKusunoki0130%2FBrainfuck_interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKusunoki0130%2FBrainfuck_interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aee304fdc7c6a51902132d5e2723f9eeefd1ac59
[INFO] checking Kusunoki0130/Brainfuck_interpreter against try#b8ee37b59c6e1f39bae18b85e057975ab0d89308 for pr-139587-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKusunoki0130%2FBrainfuck_interpreter" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kusunoki0130/Brainfuck_interpreter on toolchain b8ee37b59c6e1f39bae18b85e057975ab0d89308
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8ee37b59c6e1f39bae18b85e057975ab0d89308" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kusunoki0130/Brainfuck_interpreter
[INFO] finished tweaking git repo https://github.com/Kusunoki0130/Brainfuck_interpreter
[INFO] tweaked toml for git repo https://github.com/Kusunoki0130/Brainfuck_interpreter written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Kusunoki0130/Brainfuck_interpreter 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" "+b8ee37b59c6e1f39bae18b85e057975ab0d89308" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking Kusunoki0130/Brainfuck_interpreter against try#b8ee37b59c6e1f39bae18b85e057975ab0d89308 for pr-139587-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKusunoki0130%2FBrainfuck_interpreter" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kusunoki0130/Brainfuck_interpreter on toolchain b8ee37b59c6e1f39bae18b85e057975ab0d89308
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8ee37b59c6e1f39bae18b85e057975ab0d89308" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kusunoki0130/Brainfuck_interpreter
[INFO] finished tweaking git repo https://github.com/Kusunoki0130/Brainfuck_interpreter
[INFO] tweaked toml for git repo https://github.com/Kusunoki0130/Brainfuck_interpreter written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Kusunoki0130/Brainfuck_interpreter 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" "+b8ee37b59c6e1f39bae18b85e057975ab0d89308" "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-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+b8ee37b59c6e1f39bae18b85e057975ab0d89308" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ad2916f1df72095a6ef91d212c9e386ff559be9808b73d3bfdbfa5e114a6c1a
[INFO] running `Command { std: "docker" "start" "-a" "3ad2916f1df72095a6ef91d212c9e386ff559be9808b73d3bfdbfa5e114a6c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ad2916f1df72095a6ef91d212c9e386ff559be9808b73d3bfdbfa5e114a6c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad2916f1df72095a6ef91d212c9e386ff559be9808b73d3bfdbfa5e114a6c1a", kill_on_drop: false }`
[INFO] [stdout] 3ad2916f1df72095a6ef91d212c9e386ff559be9808b73d3bfdbfa5e114a6c1a
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+b8ee37b59c6e1f39bae18b85e057975ab0d89308" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07d22ad1d8ca8992da9774ed4cb8176db85dcd0ad7148f037cec1f6a87b8bd31
[INFO] running `Command { std: "docker" "start" "-a" "07d22ad1d8ca8992da9774ed4cb8176db85dcd0ad7148f037cec1f6a87b8bd31", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking bfru v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/bfir.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CompileError(CompileErrorType),
[INFO] [stdout]    |     ------------ ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BfErrorType` 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] 20 -     CompileError(CompileErrorType),
[INFO] [stdout] 20 +     CompileError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/bfir.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CompileError(CompileErrorType),
[INFO] [stdout]    |     ------------ ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BfErrorType` 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] 20 -     CompileError(CompileErrorType),
[INFO] [stdout] 20 +     CompileError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line`, `col`, and `error_type` are never read
[INFO] [stdout]   --> src/bfir.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct BfError {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 27 |     pub line: u32,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub col: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 29 |     pub error_type: BfErrorType
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BfError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line`, `col`, and `error_type` are never read
[INFO] [stdout]   --> src/bfir.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct BfError {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 27 |     pub line: u32,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub col: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 29 |     pub error_type: BfErrorType
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BfError` 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 2.66s
[INFO] running `Command { std: "docker" "inspect" "07d22ad1d8ca8992da9774ed4cb8176db85dcd0ad7148f037cec1f6a87b8bd31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d22ad1d8ca8992da9774ed4cb8176db85dcd0ad7148f037cec1f6a87b8bd31", kill_on_drop: false }`
[INFO] [stdout] 07d22ad1d8ca8992da9774ed4cb8176db85dcd0ad7148f037cec1f6a87b8bd31