[INFO] cloning repository https://github.com/C0RR1T/brainfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/C0RR1T/brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FC0RR1T%2Fbrainfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FC0RR1T%2Fbrainfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce534a48258a7187db1ce8914a8e364379dca43a
[INFO] documenting C0RR1T/brainfuck against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FC0RR1T%2Fbrainfuck" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/C0RR1T/brainfuck on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/C0RR1T/brainfuck
[INFO] finished tweaking git repo https://github.com/C0RR1T/brainfuck
[INFO] tweaked toml for git repo https://github.com/C0RR1T/brainfuck written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/C0RR1T/brainfuck 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded include_dir v0.7.2
[INFO] [stderr]   Downloaded include_dir_macros v0.7.2
[INFO] [stderr]   Downloaded peekmore v1.0.0
[INFO] [stderr]   Downloaded owo-colors v3.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af605d7df331bffef2c9b440da7831b9b3a639c2c1eddc4adbb4c69c774c4533
[INFO] running `Command { std: "docker" "start" "-a" "af605d7df331bffef2c9b440da7831b9b3a639c2c1eddc4adbb4c69c774c4533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af605d7df331bffef2c9b440da7831b9b3a639c2c1eddc4adbb4c69c774c4533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af605d7df331bffef2c9b440da7831b9b3a639c2c1eddc4adbb4c69c774c4533", kill_on_drop: false }`
[INFO] [stdout] af605d7df331bffef2c9b440da7831b9b3a639c2c1eddc4adbb4c69c774c4533
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afbd9e67f4444c863f93fbc3f106826bb6d7303ae9c56312bd61db1cc84d1231
[INFO] running `Command { std: "docker" "start" "-a" "afbd9e67f4444c863f93fbc3f106826bb6d7303ae9c56312bd61db1cc84d1231", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]     Checking lexer v0.1.0 (/opt/rustwide/workdir/lexer)
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking owo-colors v3.4.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking peekmore v1.0.0
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stdout] warning: method `consume_elements` is never used
[INFO] [stdout]    --> parser/src/lib.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn consume_elements(&mut self, amount: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek` is never used
[INFO] [stdout]    --> parser/src/lib.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn peek(&mut self) -> Option<LexerToken> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_nth` is never used
[INFO] [stdout]    --> parser/src/lib.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn peek_nth(&mut self, amount: usize) -> Option<LexerToken> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stderr]  Documenting lexer v0.1.0 (/opt/rustwide/workdir/lexer)
[INFO] [stderr]     Checking error-messages v0.1.0 (/opt/rustwide/workdir/error-messages)
[INFO] [stderr]  Documenting error-messages v0.1.0 (/opt/rustwide/workdir/error-messages)
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking interpreter v0.2.0 (/opt/rustwide/workdir/interpreter)
[INFO] [stderr]  Documenting interpreter v0.2.0 (/opt/rustwide/workdir/interpreter)
[INFO] [stdout] warning: unused import: `owo_colors::OwoColorize`
[INFO] [stdout]  --> interpreter/./src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use owo_colors::OwoColorize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `stdout`
[INFO] [stdout]  --> interpreter/./src/lib.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{stdout, Read, Write};
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Span`
[INFO] [stdout]  --> interpreter/./src/lib.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use lexer::{lex, Span};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParserError`
[INFO] [stdout]  --> interpreter/./src/lib.rs:7:35
[INFO] [stdout]   |
[INFO] [stdout] 7 | use parser::{Instruction, Parser, ParserError};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling include_dir_macros v0.7.2
[INFO] [stderr]     Checking include_dir v0.7.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]  Documenting langfuck v0.1.0 (/opt/rustwide/workdir/langfuck)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.67s
[INFO] running `Command { std: "docker" "inspect" "afbd9e67f4444c863f93fbc3f106826bb6d7303ae9c56312bd61db1cc84d1231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afbd9e67f4444c863f93fbc3f106826bb6d7303ae9c56312bd61db1cc84d1231", kill_on_drop: false }`
[INFO] [stdout] afbd9e67f4444c863f93fbc3f106826bb6d7303ae9c56312bd61db1cc84d1231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f28f27e1ad4f2069cfa6c8e1d476cf2297973bf98805e5c2971b13ae77ae4a2
[INFO] running `Command { std: "docker" "start" "-a" "5f28f27e1ad4f2069cfa6c8e1d476cf2297973bf98805e5c2971b13ae77ae4a2", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "5f28f27e1ad4f2069cfa6c8e1d476cf2297973bf98805e5c2971b13ae77ae4a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f28f27e1ad4f2069cfa6c8e1d476cf2297973bf98805e5c2971b13ae77ae4a2", kill_on_drop: false }`
[INFO] [stdout] 5f28f27e1ad4f2069cfa6c8e1d476cf2297973bf98805e5c2971b13ae77ae4a2
