[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 1.52.1 for beta-1.52-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirius708%2Fbrainfuck-interpreter" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sirius708/brainfuck-interpreter on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-14/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" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9812a12ea905ae79d9325be28f145f8a519e1db3d8ea8383cd8a62fdd0920f06
[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" "9812a12ea905ae79d9325be28f145f8a519e1db3d8ea8383cd8a62fdd0920f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9812a12ea905ae79d9325be28f145f8a519e1db3d8ea8383cd8a62fdd0920f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9812a12ea905ae79d9325be28f145f8a519e1db3d8ea8383cd8a62fdd0920f06", kill_on_drop: false }`
[INFO] [stdout] 9812a12ea905ae79d9325be28f145f8a519e1db3d8ea8383cd8a62fdd0920f06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e511aa48f7b9ea7932fc4c6da92e9730e5ff05f061d05e93182a63c1fb04c3c5
[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" "e511aa48f7b9ea7932fc4c6da92e9730e5ff05f061d05e93182a63c1fb04c3c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[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 7.76s
[INFO] running `Command { std: "docker" "inspect" "e511aa48f7b9ea7932fc4c6da92e9730e5ff05f061d05e93182a63c1fb04c3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e511aa48f7b9ea7932fc4c6da92e9730e5ff05f061d05e93182a63c1fb04c3c5", kill_on_drop: false }`
[INFO] [stdout] e511aa48f7b9ea7932fc4c6da92e9730e5ff05f061d05e93182a63c1fb04c3c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb0c65929c766ffb1dbf14cf1b8bf8a6948a4fcb324c880645de2b7d31c29372
[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" "eb0c65929c766ffb1dbf14cf1b8bf8a6948a4fcb324c880645de2b7d31c29372", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 2.92s
[INFO] running `Command { std: "docker" "inspect" "eb0c65929c766ffb1dbf14cf1b8bf8a6948a4fcb324c880645de2b7d31c29372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0c65929c766ffb1dbf14cf1b8bf8a6948a4fcb324c880645de2b7d31c29372", kill_on_drop: false }`
[INFO] [stdout] eb0c65929c766ffb1dbf14cf1b8bf8a6948a4fcb324c880645de2b7d31c29372
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29b2191de7e7378e2d5f072384f2c152dafb0f97e8e7153c7f8a994a2b649975
[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" "29b2191de7e7378e2d5f072384f2c152dafb0f97e8e7153c7f8a994a2b649975", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: associated function is never used: `from_bytes`
[INFO] [stdout] running 9 tests
[INFO] [stderr]   --> src/tape.rs:52:12
[INFO] [stdout] test token::tests::actions_with_adjacent_nested_loops ... ok
[INFO] [stderr]    |
[INFO] [stdout] test token::tests::actions_with_adjacent_loops ... ok
[INFO] [stderr] 52 |     pub fn from_bytes(bytes: &[u8], index: usize) -> Self {
[INFO] [stdout] test token::tests::actions_with_loop ... ok
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stdout] test token::tests::empty_loop ... ok
[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 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brainfuck_interpreter-4fa581151f3b3e31)
[INFO] [stdout] test token::tests::non_empty_loop ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brainfuck_interpreter-ecd3ca0fde4d4485)
[INFO] [stdout] test token::tests::action_token ... ok
[INFO] [stdout] test token::tests::actions_with_nested_loop ... ok
[INFO] [stdout] test token::tests::nested_empty_loop ... ok
[INFO] [stdout] test token::tests::adjacent_loops ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "29b2191de7e7378e2d5f072384f2c152dafb0f97e8e7153c7f8a994a2b649975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b2191de7e7378e2d5f072384f2c152dafb0f97e8e7153c7f8a994a2b649975", kill_on_drop: false }`
[INFO] [stdout] 29b2191de7e7378e2d5f072384f2c152dafb0f97e8e7153c7f8a994a2b649975