[INFO] cloning repository https://github.com/Fylipp/brainfuck-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fylipp/brainfuck-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFylipp%2Fbrainfuck-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFylipp%2Fbrainfuck-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72419982045f528dbd867e22a3cfe796418dca6b
[INFO] testing Fylipp/brainfuck-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFylipp%2Fbrainfuck-rs" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fylipp/brainfuck-rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Fylipp/brainfuck-rs
[INFO] finished tweaking git repo https://github.com/Fylipp/brainfuck-rs
[INFO] tweaked toml for git repo https://github.com/Fylipp/brainfuck-rs written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/Fylipp/brainfuck-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be03ff4a12b97aaccaf154e6433c8618a94441ed0565cc2b99a40315ca78686b
[INFO] running `Command { std: "docker" "start" "-a" "be03ff4a12b97aaccaf154e6433c8618a94441ed0565cc2b99a40315ca78686b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be03ff4a12b97aaccaf154e6433c8618a94441ed0565cc2b99a40315ca78686b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be03ff4a12b97aaccaf154e6433c8618a94441ed0565cc2b99a40315ca78686b", kill_on_drop: false }`
[INFO] [stdout] be03ff4a12b97aaccaf154e6433c8618a94441ed0565cc2b99a40315ca78686b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7232bfa247089dcf1e721cadc9711916018718ab5eca7a4dc4d05423f66f0203
[INFO] running `Command { std: "docker" "start" "-a" "7232bfa247089dcf1e721cadc9711916018718ab5eca7a4dc4d05423f66f0203", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling brainfuck-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(inclusive_range)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:21:72
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Err(why) => panic!("Failed to open '{}': {}", display, why.description()),
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:27:72
[INFO] [stdout]    |
[INFO] [stdout] 27 |             Err(why) => panic!("Failed to read '{}': {}", display, why.description()),
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot construct `RangeInclusive<_>` with struct literal syntax due to inaccessible fields
[INFO] [stdout]   --> src/bfr/rt/mod.rs:78:35
[INFO] [stdout]    |
[INFO] [stdout] 78 |                         for i in (std::ops::RangeInclusive {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brainfuck-rs` due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7232bfa247089dcf1e721cadc9711916018718ab5eca7a4dc4d05423f66f0203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7232bfa247089dcf1e721cadc9711916018718ab5eca7a4dc4d05423f66f0203", kill_on_drop: false }`
[INFO] [stdout] 7232bfa247089dcf1e721cadc9711916018718ab5eca7a4dc4d05423f66f0203