[INFO] cloning repository https://github.com/brain-lang/brainfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brain-lang/brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrain-lang%2Fbrainfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrain-lang%2Fbrainfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a7e6127ec581fc53cf0a1b659952d8d8a6cd30d
[INFO] checking brain-lang/brainfuck against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrain-lang%2Fbrainfuck" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brain-lang/brainfuck on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brain-lang/brainfuck
[INFO] finished tweaking git repo https://github.com/brain-lang/brainfuck
[INFO] tweaked toml for git repo https://github.com/brain-lang/brainfuck written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/brain-lang/brainfuck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39e66e266953ce309dd0db19bd182a79cf0de237270eb57b87349c78bdedd610
[INFO] running `Command { std: "docker" "start" "-a" "39e66e266953ce309dd0db19bd182a79cf0de237270eb57b87349c78bdedd610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39e66e266953ce309dd0db19bd182a79cf0de237270eb57b87349c78bdedd610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e66e266953ce309dd0db19bd182a79cf0de237270eb57b87349c78bdedd610", kill_on_drop: false }`
[INFO] [stdout] 39e66e266953ce309dd0db19bd182a79cf0de237270eb57b87349c78bdedd610
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f32b9652665c9ec26882525a353cf8497e80692b34fe2f5607a5dd881fa3cec
[INFO] running `Command { std: "docker" "start" "-a" "3f32b9652665c9ec26882525a353cf8497e80692b34fe2f5607a5dd881fa3cec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking colored v1.5.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking clap v2.24.2
[INFO] [stderr]     Checking brain-brainfuck v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/interpreter.rs:100:18
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn fill_matching(mut program: &mut Vec<Instruction>, start: usize) -> usize {
[INFO] [stdout]     |                  ----^^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/interpreter.rs:100:18
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn fill_matching(mut program: &mut Vec<Instruction>, start: usize) -> usize {
[INFO] [stdout]     |                  ----^^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/benchmark.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/benchmark.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     // This program is trivial to run in both size and speed
[INFO] [stdout] 17 | |     static ref TRIVIAL_SOURCE: Vec<u8> = include_bytes!("../examples/hello-world.bf").to_vec();
[INFO] [stdout] 18 | |     // This is a very large program in size
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     static ref SLOW_SOURCE: Vec<u8> = include_bytes!("../examples/mandel.bf").to_vec();
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/benchmark.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     // This program is trivial to run in both size and speed
[INFO] [stdout] 17 | |     static ref TRIVIAL_SOURCE: Vec<u8> = include_bytes!("../examples/hello-world.bf").to_vec();
[INFO] [stdout] 18 | |     // This is a very large program in size
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     static ref SLOW_SOURCE: Vec<u8> = include_bytes!("../examples/mandel.bf").to_vec();
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/benchmark.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     // This program is trivial to run in both size and speed
[INFO] [stdout] 17 | |     static ref TRIVIAL_SOURCE: Vec<u8> = include_bytes!("../examples/hello-world.bf").to_vec();
[INFO] [stdout] 18 | |     // This is a very large program in size
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     static ref SLOW_SOURCE: Vec<u8> = include_bytes!("../examples/mandel.bf").to_vec();
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/benchmark.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     // This program is trivial to run in both size and speed
[INFO] [stdout] 17 | |     static ref TRIVIAL_SOURCE: Vec<u8> = include_bytes!("../examples/hello-world.bf").to_vec();
[INFO] [stdout] 18 | |     // This is a very large program in size
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     static ref SLOW_SOURCE: Vec<u8> = include_bytes!("../examples/mandel.bf").to_vec();
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/benchmark.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     // This program is trivial to run in both size and speed
[INFO] [stdout] 17 | |     static ref TRIVIAL_SOURCE: Vec<u8> = include_bytes!("../examples/hello-world.bf").to_vec();
[INFO] [stdout] 18 | |     // This is a very large program in size
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     static ref SLOW_SOURCE: Vec<u8> = include_bytes!("../examples/mandel.bf").to_vec();
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/benchmark.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     // This program is trivial to run in both size and speed
[INFO] [stdout] 17 | |     static ref TRIVIAL_SOURCE: Vec<u8> = include_bytes!("../examples/hello-world.bf").to_vec();
[INFO] [stdout] 18 | |     // This is a very large program in size
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     static ref SLOW_SOURCE: Vec<u8> = include_bytes!("../examples/mandel.bf").to_vec();
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/benchmark.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     // This program is trivial to run in both size and speed
[INFO] [stdout] 17 | |     static ref TRIVIAL_SOURCE: Vec<u8> = include_bytes!("../examples/hello-world.bf").to_vec();
[INFO] [stdout] 18 | |     // This is a very large program in size
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     static ref SLOW_SOURCE: Vec<u8> = include_bytes!("../examples/mandel.bf").to_vec();
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/benchmark.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     // This program is trivial to run in both size and speed
[INFO] [stdout] 17 | |     static ref TRIVIAL_SOURCE: Vec<u8> = include_bytes!("../examples/hello-world.bf").to_vec();
[INFO] [stdout] 18 | |     // This is a very large program in size
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     static ref SLOW_SOURCE: Vec<u8> = include_bytes!("../examples/mandel.bf").to_vec();
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/benchmark.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     // This program is trivial to run in both size and speed
[INFO] [stdout] 17 | |     static ref TRIVIAL_SOURCE: Vec<u8> = include_bytes!("../examples/hello-world.bf").to_vec();
[INFO] [stdout] 18 | |     // This is a very large program in size
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     static ref SLOW_SOURCE: Vec<u8> = include_bytes!("../examples/mandel.bf").to_vec();
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/benchmark.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     // This program is trivial to run in both size and speed
[INFO] [stdout] 17 | |     static ref TRIVIAL_SOURCE: Vec<u8> = include_bytes!("../examples/hello-world.bf").to_vec();
[INFO] [stdout] 18 | |     // This is a very large program in size
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     static ref SLOW_SOURCE: Vec<u8> = include_bytes!("../examples/mandel.bf").to_vec();
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brain-brainfuck` due to 2 previous errors; 10 warnings emitted
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3f32b9652665c9ec26882525a353cf8497e80692b34fe2f5607a5dd881fa3cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f32b9652665c9ec26882525a353cf8497e80692b34fe2f5607a5dd881fa3cec", kill_on_drop: false }`
[INFO] [stdout] 3f32b9652665c9ec26882525a353cf8497e80692b34fe2f5607a5dd881fa3cec
