[INFO] cloning repository https://github.com/AbleTheAbove/able-script
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AbleTheAbove/able-script" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbleTheAbove%2Fable-script", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbleTheAbove%2Fable-script'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ff0d1c5ccff79325055e0b1d9934103def3ec70
[INFO] checking AbleTheAbove/able-script against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbleTheAbove%2Fable-script" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AbleTheAbove/able-script on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AbleTheAbove/able-script
[INFO] finished tweaking git repo https://github.com/AbleTheAbove/able-script
[INFO] tweaked toml for git repo https://github.com/AbleTheAbove/able-script written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/AbleTheAbove/able-script already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 137694e072f45fb0d518c194a94212f914f975fe799438c2eaa3618651d0ab17
[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" "137694e072f45fb0d518c194a94212f914f975fe799438c2eaa3618651d0ab17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "137694e072f45fb0d518c194a94212f914f975fe799438c2eaa3618651d0ab17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "137694e072f45fb0d518c194a94212f914f975fe799438c2eaa3618651d0ab17", kill_on_drop: false }`
[INFO] [stdout] 137694e072f45fb0d518c194a94212f914f975fe799438c2eaa3618651d0ab17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 8608eb2f6d1e41e2802e64fa20eadc0c9e04a56fcbd7e7fe4cbaa81d8591b82b
[INFO] running `Command { std: "docker" "start" "-a" "8608eb2f6d1e41e2802e64fa20eadc0c9e04a56fcbd7e7fe4cbaa81d8591b82b", kill_on_drop: false }`
[INFO] [stderr] Compiling libc v0.2.93
[INFO] [stderr] Compiling proc-macro2 v1.0.26
[INFO] [stderr] Compiling unicode-xid v0.2.1
[INFO] [stderr] Compiling syn v1.0.69
[INFO] [stderr] Compiling fnv v1.0.7
[INFO] [stderr] Checking endian-type v0.1.2
[INFO] [stderr] Compiling utf8-ranges v1.0.4
[INFO] [stderr] Checking utf8parse v0.2.0
[INFO] [stderr] Checking unicode-segmentation v1.7.1
[INFO] [stderr] Checking vec_map v0.8.2
[INFO] [stderr] Compiling bitflags v1.2.1
[INFO] [stderr] Checking nibble_vec v0.1.0
[INFO] [stderr] Checking radix_trie v0.2.1
[INFO] [stderr] Compiling quote v1.0.9
[INFO] [stderr] Checking getrandom v0.2.2
[INFO] [stderr] Checking dirs-sys-next v0.1.2
[INFO] [stderr] Checking nix v0.20.0
[INFO] [stderr] Checking fs2 v0.4.3
[INFO] [stderr] Checking atty v0.2.14
[INFO] [stderr] Checking clap v2.33.3
[INFO] [stderr] Checking dirs-next v2.0.0
[INFO] [stderr] Checking rand_core v0.6.2
[INFO] [stderr] Checking rand_chacha v0.3.0
[INFO] [stderr] Checking rand v0.8.3
[INFO] [stderr] Checking rustyline v8.0.0
[INFO] [stderr] Compiling logos-derive v0.12.0
[INFO] [stderr] Checking logos v0.12.0
[INFO] [stderr] Checking able-script v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `char2num`
[INFO] [stdout] --> src/base_55.rs:1:8
[INFO] [stdout] |
[INFO] [stdout] 1 | pub fn char2num(character: char) -> i32 {
[INFO] [stdout] | ^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: function is never used: `num2char`
[INFO] [stdout] --> src/base_55.rs:63:8
[INFO] [stdout] |
[INFO] [stdout] 63 | pub fn num2char(number: i32) -> char {
[INFO] [stdout] | ^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: constant is never used: `DEFAULT_TAPE_SIZE_LIMIT`
[INFO] [stdout] --> src/brian.rs:29:1
[INFO] [stdout] |
[INFO] [stdout] 29 | pub const DEFAULT_TAPE_SIZE_LIMIT: usize = 30_000;
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: associated function is never used: `from_ascii_with_input_buffer`
[INFO] [stdout] --> src/brian.rs:45:12
[INFO] [stdout] |
[INFO] [stdout] 45 | pub fn from_ascii_with_input_buffer(code: &'a [u8]) -> Self {
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: associated function is never used: `from_ascii_with_input_buffer_and_tape_limit`
[INFO] [stdout] --> src/brian.rs:51:12
[INFO] [stdout] |
[INFO] [stdout] 51 | pub fn from_ascii_with_input_buffer_and_tape_limit(
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: associated function is never used: `add_input`
[INFO] [stdout] --> src/brian.rs:66:12
[INFO] [stdout] |
[INFO] [stdout] 66 | pub fn add_input(&mut self, input: i8) {
[INFO] [stdout] | ^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: associated function is never used: `from_ascii_with_tape_limit`
[INFO] [stdout] --> src/brian.rs:73:12
[INFO] [stdout] |
[INFO] [stdout] 73 | pub fn from_ascii_with_tape_limit(code: &'a [u8], input: I, tape_size_limit: usize) -> Self {
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: associated function is never used: `from_ascii`
[INFO] [stdout] --> src/brian.rs:85:12
[INFO] [stdout] |
[INFO] [stdout] 85 | pub fn from_ascii(code: &'a [u8], input: I) -> Self {
[INFO] [stdout] | ^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: associated function is never used: `advance`
[INFO] [stdout] --> src/brian.rs:91:12
[INFO] [stdout] |
[INFO] [stdout] 91 | pub fn advance(&mut self) -> Result