[INFO] cloning repository https://github.com/ItsaMeTuni/brainfuck-plus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ItsaMeTuni/brainfuck-plus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FItsaMeTuni%2Fbrainfuck-plus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FItsaMeTuni%2Fbrainfuck-plus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8c65a6bb7c95626dd3ff52c5f5c2c1707eb88c3
[INFO] testing ItsaMeTuni/brainfuck-plus against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FItsaMeTuni%2Fbrainfuck-plus" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ItsaMeTuni/brainfuck-plus on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ItsaMeTuni/brainfuck-plus
[INFO] finished tweaking git repo https://github.com/ItsaMeTuni/brainfuck-plus
[INFO] tweaked toml for git repo https://github.com/ItsaMeTuni/brainfuck-plus written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ItsaMeTuni/brainfuck-plus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8500474ae3be8ee1e799bbdd24a3baabadd850764dc4eda42e0911e462c99203
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8500474ae3be8ee1e799bbdd24a3baabadd850764dc4eda42e0911e462c99203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8500474ae3be8ee1e799bbdd24a3baabadd850764dc4eda42e0911e462c99203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8500474ae3be8ee1e799bbdd24a3baabadd850764dc4eda42e0911e462c99203", kill_on_drop: false }`
[INFO] [stdout] 8500474ae3be8ee1e799bbdd24a3baabadd850764dc4eda42e0911e462c99203
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 450c765dc841819b7e60ba7bf561f90f0cda60d551f7ee8f2242406793ef1394
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "450c765dc841819b7e60ba7bf561f90f0cda60d551f7ee8f2242406793ef1394", kill_on_drop: false }`
[INFO] [stderr]    Compiling brainfuck-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/interpreter.rs:48:53
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     CommandNode::CacheUp => cache = (*mem_cell),
[INFO] [stdout]    |                                                     ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ast.rs:68:21
[INFO] [stdout]    |
[INFO] [stdout] 68 |         if let Some(mut parent) = scope_stack.last_mut()
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/interpreter.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let mut reader = stdin();
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MissingScopeOpenToken`
[INFO] [stdout]   --> src/ast.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     MissingScopeOpenToken,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "450c765dc841819b7e60ba7bf561f90f0cda60d551f7ee8f2242406793ef1394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450c765dc841819b7e60ba7bf561f90f0cda60d551f7ee8f2242406793ef1394", kill_on_drop: false }`
[INFO] [stdout] 450c765dc841819b7e60ba7bf561f90f0cda60d551f7ee8f2242406793ef1394
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ea3cda8eea48323f1d1f3c4f032099998d46657941cf9497cf7cd6c39e8b343
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6ea3cda8eea48323f1d1f3c4f032099998d46657941cf9497cf7cd6c39e8b343", kill_on_drop: false }`
[INFO] [stderr]    Compiling brainfuck-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/interpreter.rs:48:53
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     CommandNode::CacheUp => cache = (*mem_cell),
[INFO] [stdout]    |                                                     ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ast.rs:68:21
[INFO] [stdout]    |
[INFO] [stdout] 68 |         if let Some(mut parent) = scope_stack.last_mut()
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/interpreter.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let mut reader = stdin();
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MissingScopeOpenToken`
[INFO] [stdout]   --> src/ast.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     MissingScopeOpenToken,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "6ea3cda8eea48323f1d1f3c4f032099998d46657941cf9497cf7cd6c39e8b343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea3cda8eea48323f1d1f3c4f032099998d46657941cf9497cf7cd6c39e8b343", kill_on_drop: false }`
[INFO] [stdout] 6ea3cda8eea48323f1d1f3c4f032099998d46657941cf9497cf7cd6c39e8b343
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4eee1ff3bb619ea9f43643ef71c3715c28ca06af8e6160b9dc73b8ebe8b661d8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4eee1ff3bb619ea9f43643ef71c3715c28ca06af8e6160b9dc73b8ebe8b661d8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/interpreter.rs:48:53
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     CommandNode::CacheUp => cache = (*mem_cell),
[INFO] [stderr]    |                                                     ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ast.rs:68:21
[INFO] [stderr]    |
[INFO] [stderr] 68 |         if let Some(mut parent) = scope_stack.last_mut()
[INFO] [stderr]    |                     ----^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/interpreter.rs:96:9
[INFO] [stderr]    |
[INFO] [stderr] 96 |     let mut reader = stdin();
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MissingScopeOpenToken`
[INFO] [stderr]   --> src/ast.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     MissingScopeOpenToken,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brainfuck_compiler-39b16474e07abf1b
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4eee1ff3bb619ea9f43643ef71c3715c28ca06af8e6160b9dc73b8ebe8b661d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eee1ff3bb619ea9f43643ef71c3715c28ca06af8e6160b9dc73b8ebe8b661d8", kill_on_drop: false }`
[INFO] [stdout] 4eee1ff3bb619ea9f43643ef71c3715c28ca06af8e6160b9dc73b8ebe8b661d8
