[INFO] cloning repository https://github.com/Sirius708/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/Sirius708/brainfuck-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirius708%2Fbrainfuck-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirius708%2Fbrainfuck-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 720e11eb55403f4e86fdd4e446717b4003bb32e8
[INFO] testing Sirius708/brainfuck-interpreter against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirius708%2Fbrainfuck-interpreter" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sirius708/brainfuck-interpreter on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Sirius708/brainfuck-interpreter
[INFO] finished tweaking git repo https://github.com/Sirius708/brainfuck-interpreter
[INFO] tweaked toml for git repo https://github.com/Sirius708/brainfuck-interpreter written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Sirius708/brainfuck-interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5bc6efae7db9bb408d4dabaf82ed065138a0fb036ceda81705ae7a9d778051e
[INFO] running `Command { std: "docker" "start" "-a" "a5bc6efae7db9bb408d4dabaf82ed065138a0fb036ceda81705ae7a9d778051e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5bc6efae7db9bb408d4dabaf82ed065138a0fb036ceda81705ae7a9d778051e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5bc6efae7db9bb408d4dabaf82ed065138a0fb036ceda81705ae7a9d778051e", kill_on_drop: false }`
[INFO] [stdout] a5bc6efae7db9bb408d4dabaf82ed065138a0fb036ceda81705ae7a9d778051e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 279092823de96b44e623e119f7c1275c8804a2729d94618a94589a88653d2760
[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" "279092823de96b44e623e119f7c1275c8804a2729d94618a94589a88653d2760", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling brainfuck_interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `from_bytes`
[INFO] [stdout]   --> src/tape.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn from_bytes(bytes: &[u8], index: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.64s
[INFO] running `Command { std: "docker" "inspect" "279092823de96b44e623e119f7c1275c8804a2729d94618a94589a88653d2760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279092823de96b44e623e119f7c1275c8804a2729d94618a94589a88653d2760", kill_on_drop: false }`
[INFO] [stdout] 279092823de96b44e623e119f7c1275c8804a2729d94618a94589a88653d2760
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae452e91842f7ab16283025af6a3663454954055cec1311c41d4d8059d671351
[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" "ae452e91842f7ab16283025af6a3663454954055cec1311c41d4d8059d671351", kill_on_drop: false }`
[INFO] [stderr]    Compiling brainfuck_interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `from_bytes`
[INFO] [stdout]   --> src/tape.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn from_bytes(bytes: &[u8], index: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_bytes`
[INFO] [stdout]   --> src/tape.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn from_bytes(bytes: &[u8], index: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "ae452e91842f7ab16283025af6a3663454954055cec1311c41d4d8059d671351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae452e91842f7ab16283025af6a3663454954055cec1311c41d4d8059d671351", kill_on_drop: false }`
[INFO] [stdout] ae452e91842f7ab16283025af6a3663454954055cec1311c41d4d8059d671351
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e707ae2f97e3e062097394c275c8e581ca0900c284934de548f9f9abacd5b54f
[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" "e707ae2f97e3e062097394c275c8e581ca0900c284934de548f9f9abacd5b54f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `from_bytes`
[INFO] [stderr]   --> src/tape.rs:52:12
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn from_bytes(bytes: &[u8], index: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_bytes`
[INFO] [stderr]   --> src/tape.rs:52:12
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn from_bytes(bytes: &[u8], index: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.48s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brainfuck_interpreter-7d8dde54ed66d233
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test token::tests::action_token ... ok
[INFO] [stdout] test token::tests::actions_with_adjacent_nested_loops ... ok
[INFO] [stdout] test token::tests::actions_with_loop ... ok
[INFO] [stdout] test token::tests::actions_with_nested_loop ... ok
[INFO] [stdout] test token::tests::actions_with_adjacent_loops ... ok
[INFO] [stdout] test token::tests::empty_loop ... ok
[INFO] [stdout] test token::tests::adjacent_loops ... ok
[INFO] [stdout] test token::tests::nested_empty_loop ... ok
[INFO] [stdout] test token::tests::non_empty_loop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stderr]      Running /opt/rustwide/target/debug/deps/brainfuck_interpreter-7ca39b33d3b2496f
[INFO] [stderr]    Doc-tests brainfuck_interpreter
[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" "e707ae2f97e3e062097394c275c8e581ca0900c284934de548f9f9abacd5b54f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e707ae2f97e3e062097394c275c8e581ca0900c284934de548f9f9abacd5b54f", kill_on_drop: false }`
[INFO] [stdout] e707ae2f97e3e062097394c275c8e581ca0900c284934de548f9f9abacd5b54f