[INFO] cloning repository https://github.com/ajzaff/substrate-mfm-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajzaff/substrate-mfm-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajzaff%2Fsubstrate-mfm-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajzaff%2Fsubstrate-mfm-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63222eb29832f04118f8cdc72a11fbb05f2643f5
[INFO] testing ajzaff/substrate-mfm-engine against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajzaff%2Fsubstrate-mfm-engine" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ajzaff/substrate-mfm-engine 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/ajzaff/substrate-mfm-engine
[INFO] finished tweaking git repo https://github.com/ajzaff/substrate-mfm-engine
[INFO] tweaked toml for git repo https://github.com/ajzaff/substrate-mfm-engine written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ajzaff/substrate-mfm-engine 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5557cd6567e3015035139804d77044ef8277b04fbfad16e2f03716e0347de861
[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" "5557cd6567e3015035139804d77044ef8277b04fbfad16e2f03716e0347de861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5557cd6567e3015035139804d77044ef8277b04fbfad16e2f03716e0347de861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5557cd6567e3015035139804d77044ef8277b04fbfad16e2f03716e0347de861", kill_on_drop: false }`
[INFO] [stdout] 5557cd6567e3015035139804d77044ef8277b04fbfad16e2f03716e0347de861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 99795ec598f8f0786e40fdbcb7e1f69d4527c86cdd2a92ff81be41b599ac543f
[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" "99795ec598f8f0786e40fdbcb7e1f69d4527c86cdd2a92ff81be41b599ac543f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling pico-args v0.4.0
[INFO] [stderr]    Compiling enquote v1.0.3
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling regex v1.4.4
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling stderrlog v0.5.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling lalrpop-util v0.19.5
[INFO] [stderr]    Compiling lalrpop v0.19.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling substrate-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:289:13
[INFO] [stdout]     |
[INFO] [stdout] 289 |     w: &mut std::io::Write,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DenseGrid`
[INFO] [stdout]   --> src/bin/ewimops.rs:10:46
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::runtime::mfm::{select_symmetries, DenseGrid, EventWindow, Rand, SparseGrid};
[INFO] [stdout]    |                                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/ewimops.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:289:13
[INFO] [stdout]     |
[INFO] [stdout] 289 |     w: &mut std::io::Write,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventWindow`
[INFO] [stdout]  --> src/bin/../runtime/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mfm::{EventWindow, Metadata};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         (2, -1) => 19,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |         (2, 1) => 20,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VOID`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | const VOID: char = ' ';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EMPTY`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | const EMPTY: char = '.';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OCCUPIED`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const OCCUPIED: char = 'x';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UNKNOWN`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | const UNKNOWN: char = '?';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BAD`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | const BAD: char = '!';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn new(rng: &'a mut R) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sample_symmetries`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:283:8
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub fn sample_symmetries<R: RngCore>(r: &mut R, s: Symmetries) -> Symmetries {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_event_window`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:287:8
[INFO] [stdout]     |
[INFO] [stdout] 287 | pub fn debug_event_window<T: EventWindow>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:364:5
[INFO] [stdout]     |
[INFO] [stdout] 364 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:370:12
[INFO] [stdout]     |
[INFO] [stdout] 370 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:374:12
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoElement`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   NoElement,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StackUnderflow`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   StackUnderflow, // TODO: add context
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Label`
[INFO] [stdout]  --> src/bin/../ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Label(&'input str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Metadata`
[INFO] [stdout]  --> src/bin/../ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Metadata(Metadata<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Instruction`
[INFO] [stdout]  --> src/bin/../ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Instruction(Instruction<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventWindow`
[INFO] [stdout]  --> src/bin/../runtime/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mfm::{EventWindow, Metadata};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         (2, -1) => 19,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |         (2, 1) => 20,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EMPTY`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | const EMPTY: char = '.';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OCCUPIED`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const OCCUPIED: char = 'x';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BAD`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | const BAD: char = '!';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sample_symmetries`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:283:8
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub fn sample_symmetries<R: RngCore>(r: &mut R, s: Symmetries) -> Symmetries {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:364:5
[INFO] [stdout]     |
[INFO] [stdout] 364 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:370:12
[INFO] [stdout]     |
[INFO] [stdout] 370 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:374:12
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:505:12
[INFO] [stdout]     |
[INFO] [stdout] 505 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:509:12
[INFO] [stdout]     |
[INFO] [stdout] 509 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoElement`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   NoElement,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StackUnderflow`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   StackUnderflow, // TODO: add context
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:79:10
[INFO] [stdout]    |
[INFO] [stdout] 79 |   pub fn reset(&mut self, s: Symmetries) {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Label`
[INFO] [stdout]  --> src/bin/../ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Label(&'input str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Metadata`
[INFO] [stdout]  --> src/bin/../ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Metadata(Metadata<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Instruction`
[INFO] [stdout]  --> src/bin/../ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Instruction(Instruction<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `components`
[INFO] [stdout]   --> src/base/color.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |   pub fn components(&self) -> (u8, u8, u8, u8) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/substrate-engine-39bd62c1eb0acf64/out/substrate.rs:4896:16
[INFO] [stdout]      |
[INFO] [stdout] 4896 |         pub fn new() -> InstructionParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/substrate-engine-39bd62c1eb0acf64/out/substrate.rs:8362:16
[INFO] [stdout]      |
[INFO] [stdout] 8362 |         pub fn new() -> MetadataParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoName`
[INFO] [stdout]   --> src/code.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     NoName,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 43s
[INFO] running `Command { std: "docker" "inspect" "99795ec598f8f0786e40fdbcb7e1f69d4527c86cdd2a92ff81be41b599ac543f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99795ec598f8f0786e40fdbcb7e1f69d4527c86cdd2a92ff81be41b599ac543f", kill_on_drop: false }`
[INFO] [stdout] 99795ec598f8f0786e40fdbcb7e1f69d4527c86cdd2a92ff81be41b599ac543f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "test" "--frozen" "--no-run" "--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] 1c9f6ed9afdcb93e13a9295d7027f0f856b568aa97be249a736b724cfeb9bd74
[INFO] running `Command { std: "docker" "start" "-a" "1c9f6ed9afdcb93e13a9295d7027f0f856b568aa97be249a736b724cfeb9bd74", kill_on_drop: false }`
[INFO] [stderr]    Compiling substrate-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:289:13
[INFO] [stdout]     |
[INFO] [stdout] 289 |     w: &mut std::io::Write,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DenseGrid`
[INFO] [stdout]   --> src/bin/ewimops.rs:10:46
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::runtime::mfm::{select_symmetries, DenseGrid, EventWindow, Rand, SparseGrid};
[INFO] [stdout]    |                                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/ewimops.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:289:13
[INFO] [stdout]     |
[INFO] [stdout] 289 |     w: &mut std::io::Write,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventWindow`
[INFO] [stdout]  --> src/bin/../runtime/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mfm::{EventWindow, Metadata};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         (2, -1) => 19,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |         (2, 1) => 20,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EMPTY`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | const EMPTY: char = '.';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OCCUPIED`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const OCCUPIED: char = 'x';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BAD`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | const BAD: char = '!';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:364:5
[INFO] [stdout]     |
[INFO] [stdout] 364 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:370:12
[INFO] [stdout]     |
[INFO] [stdout] 370 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:374:12
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:505:12
[INFO] [stdout]     |
[INFO] [stdout] 505 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:509:12
[INFO] [stdout]     |
[INFO] [stdout] 509 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoElement`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   NoElement,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StackUnderflow`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   StackUnderflow, // TODO: add context
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:79:10
[INFO] [stdout]    |
[INFO] [stdout] 79 |   pub fn reset(&mut self, s: Symmetries) {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Label`
[INFO] [stdout]  --> src/bin/../ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Label(&'input str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Metadata`
[INFO] [stdout]  --> src/bin/../ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Metadata(Metadata<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Instruction`
[INFO] [stdout]  --> src/bin/../ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Instruction(Instruction<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventWindow`
[INFO] [stdout]  --> src/bin/../runtime/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mfm::{EventWindow, Metadata};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         (2, -1) => 19,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |         (2, 1) => 20,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VOID`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | const VOID: char = ' ';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EMPTY`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | const EMPTY: char = '.';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OCCUPIED`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const OCCUPIED: char = 'x';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UNKNOWN`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | const UNKNOWN: char = '?';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BAD`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | const BAD: char = '!';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn new(rng: &'a mut R) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_event_window`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:287:8
[INFO] [stdout]     |
[INFO] [stdout] 287 | pub fn debug_event_window<T: EventWindow>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:364:5
[INFO] [stdout]     |
[INFO] [stdout] 364 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:370:12
[INFO] [stdout]     |
[INFO] [stdout] 370 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:374:12
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoElement`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   NoElement,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StackUnderflow`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   StackUnderflow, // TODO: add context
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Label`
[INFO] [stdout]  --> src/bin/../ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Label(&'input str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Metadata`
[INFO] [stdout]  --> src/bin/../ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Metadata(Metadata<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Instruction`
[INFO] [stdout]  --> src/bin/../ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Instruction(Instruction<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `components`
[INFO] [stdout]   --> src/base/color.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |   pub fn components(&self) -> (u8, u8, u8, u8) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/substrate-engine-39bd62c1eb0acf64/out/substrate.rs:4896:16
[INFO] [stdout]      |
[INFO] [stdout] 4896 |         pub fn new() -> InstructionParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/substrate-engine-39bd62c1eb0acf64/out/substrate.rs:8362:16
[INFO] [stdout]      |
[INFO] [stdout] 8362 |         pub fn new() -> MetadataParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoName`
[INFO] [stdout]   --> src/code.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     NoName,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.94s
[INFO] running `Command { std: "docker" "inspect" "1c9f6ed9afdcb93e13a9295d7027f0f856b568aa97be249a736b724cfeb9bd74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c9f6ed9afdcb93e13a9295d7027f0f856b568aa97be249a736b724cfeb9bd74", kill_on_drop: false }`
[INFO] [stdout] 1c9f6ed9afdcb93e13a9295d7027f0f856b568aa97be249a736b724cfeb9bd74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 24187c12c0013df08960d92ae37670b5a5011bf125273610f0a726f791922da5
[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" "24187c12c0013df08960d92ae37670b5a5011bf125273610f0a726f791922da5", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/base/color.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 |   pub fn new() -> Self {
[INFO] [stderr]    |          ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `components`
[INFO] [stderr]   --> src/base/color.rs:23:10
[INFO] [stderr]    |
[INFO] [stderr] 23 |   pub fn components(&self) -> (u8, u8, u8, u8) {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/substrate-engine-39bd62c1eb0acf64/out/substrate.rs:4896:16
[INFO] [stderr]      |
[INFO] [stderr] 4896 |         pub fn new() -> InstructionParser {
[INFO] [stderr]      |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/substrate-engine-39bd62c1eb0acf64/out/substrate.rs:8362:16
[INFO] [stderr]      |
[INFO] [stderr] 8362 |         pub fn new() -> MetadataParser {
[INFO] [stderr]      |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoName`
[INFO] [stderr]   --> src/code.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     NoName,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log::trace`
[INFO] [stderr]   --> src/bin/../runtime/mfm.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use log::trace;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/../runtime/mfm.rs:289:13
[INFO] [stderr]     |
[INFO] [stderr] 289 |     w: &mut std::io::Write,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]   --> src/bin/../runtime/mod.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use rand::RngCore;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DenseGrid`
[INFO] [stderr]   --> src/bin/ewimops.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::runtime::mfm::{select_symmetries, DenseGrid, EventWindow, Rand, SparseGrid};
[INFO] [stderr]    |                                              ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log::trace`
[INFO] [stderr]   --> src/bin/ewimops.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use log::trace;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `EventWindow`
[INFO] [stderr]  --> src/bin/../runtime/mod.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | use mfm::{EventWindow, Metadata};
[INFO] [stderr]   |           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/bin/../runtime/mfm.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |         (2, -1) => 19,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/bin/../runtime/mfm.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |         (2, 1) => 20,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `VOID`
[INFO] [stderr]   --> src/bin/../runtime/mfm.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | const VOID: char = ' ';
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `EMPTY`
[INFO] [stderr]   --> src/bin/../runtime/mfm.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | const EMPTY: char = '.';
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `OCCUPIED`
[INFO] [stderr]   --> src/bin/../runtime/mfm.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | const OCCUPIED: char = 'x';
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `UNKNOWN`
[INFO] [stderr]   --> src/bin/../runtime/mfm.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | const UNKNOWN: char = '?';
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `BAD`
[INFO] [stderr]   --> src/bin/../runtime/mfm.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | const BAD: char = '!';
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/bin/../runtime/mfm.rs:86:12
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub fn new(rng: &'a mut R) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `debug_event_window`
[INFO] [stderr]    --> src/bin/../runtime/mfm.rs:287:8
[INFO] [stderr]     |
[INFO] [stderr] 287 | pub fn debug_event_window<T: EventWindow>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `scale`
[INFO] [stderr]    --> src/bin/../runtime/mfm.rs:364:5
[INFO] [stderr]     |
[INFO] [stderr] 364 |     scale: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/bin/../runtime/mfm.rs:370:12
[INFO] [stderr]     |
[INFO] [stderr] 370 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `with_scale`
[INFO] [stderr]    --> src/bin/../runtime/mfm.rs:374:12
[INFO] [stderr]     |
[INFO] [stderr] 374 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `scale`
[INFO] [stderr]    --> src/bin/../runtime/mfm.rs:499:5
[INFO] [stderr]     |
[INFO] [stderr] 499 |     scale: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoElement`
[INFO] [stderr]   --> src/bin/../runtime/mod.rs:36:3
[INFO] [stderr]    |
[INFO] [stderr] 36 |   NoElement,
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StackUnderflow`
[INFO] [stderr]   --> src/bin/../runtime/mod.rs:40:3
[INFO] [stderr]    |
[INFO] [stderr] 40 |   StackUnderflow, // TODO: add context
[INFO] [stderr]    |   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/bin/../runtime/mod.rs:65:10
[INFO] [stderr]    |
[INFO] [stderr] 65 |   pub fn new() -> Self {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/bin/../base/color.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 |   pub fn new() -> Self {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Label`
[INFO] [stderr]  --> src/bin/../ast.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Label(&'input str),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Metadata`
[INFO] [stderr]  --> src/bin/../ast.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Metadata(Metadata<'input>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Instruction`
[INFO] [stderr]  --> src/bin/../ast.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Instruction(Instruction<'input>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `EMPTY`
[INFO] [stderr]   --> src/bin/../runtime/mfm.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | const EMPTY: char = '.';
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/bin/../runtime/mfm.rs:505:12
[INFO] [stderr]     |
[INFO] [stderr] 505 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `with_scale`
[INFO] [stderr]    --> src/bin/../runtime/mfm.rs:509:12
[INFO] [stderr]     |
[INFO] [stderr] 509 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reset`
[INFO] [stderr]   --> src/bin/../runtime/mod.rs:79:10
[INFO] [stderr]    |
[INFO] [stderr] 79 |   pub fn reset(&mut self, s: Symmetries) {
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `substrate-engine` (bin "ewac" test) generated 5 warnings
[INFO] [stderr] warning: `substrate-engine` (bin "ewimops" test) generated 26 warnings
[INFO] [stderr] warning: `substrate-engine` (bin "ewar" test) generated 23 warnings (19 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ewac-7f8b972128683263)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test base::arith::tests::test_apply_signed_offset0 ... ok
[INFO] [stdout] test base::arith::tests::test_bitscanforward ... ok
[INFO] [stdout] test base::arith::tests::test_bitscanreverse ... ok
[INFO] [stdout] test base::arith::tests::test_count_ones ... ok
[INFO] [stdout] test base::arith::tests::test_is_zero ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ewar-922d0d806b2f9552)
[INFO] [stdout] test base::arith::tests::test_store_unsigned ... ok
[INFO] [stdout] test base::arith::tests::test_is_neg ... ok
[INFO] [stdout] test base::arith::tests::test_abs ... ok
[INFO] [stdout] test base::arith::tests::test_apply_unsigned ... 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] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test base::arith::tests::test_apply_unsigned ... ok
[INFO] [stdout] test base::arith::tests::test_bitscanforward ... ok
[INFO] [stdout] test runtime::mfm::tests::test_sample_some_symmetries ... ok
[INFO] [stdout] test runtime::mfm::tests::test_sample_one_symmetries ... ok
[INFO] [stdout] test base::arith::tests::test_abs ... ok
[INFO] [stdout] test base::arith::tests::test_apply_signed_offset0 ... ok
[INFO] [stdout] test base::arith::tests::test_is_neg ... ok
[INFO] [stdout] test base::arith::tests::test_count_ones ... ok
[INFO] [stdout] test base::arith::tests::test_is_zero ... ok
[INFO] [stdout] test runtime::mfm::tests::test_sample_all_symmetries ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ewimops-e00358d9b3c05876)
[INFO] [stdout] test base::arith::tests::test_bitscanreverse ... ok
[INFO] [stdout] test base::arith::tests::test_store_unsigned ... ok
[INFO] [stdout] test runtime::mfm::tests::test_sample_none_symmetries ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test base::arith::tests::test_apply_unsigned ... ok
[INFO] [stdout] test base::arith::tests::test_abs ... ok
[INFO] [stdout] test base::arith::tests::test_is_zero ... ok
[INFO] [stdout] test runtime::mfm::tests::test_sample_one_symmetries ... ok
[INFO] [stdout] test base::arith::tests::test_bitscanforward ... ok
[INFO] [stdout] test runtime::mfm::tests::test_sample_some_symmetries ... ok
[INFO] [stdout] test runtime::mfm::tests::test_sample_all_symmetries ... ok
[INFO] [stdout] test base::arith::tests::test_bitscanreverse ... ok
[INFO] [stdout] test base::arith::tests::test_store_unsigned ... ok
[INFO] [stdout] test base::arith::tests::test_count_ones ... ok
[INFO] [stdout] test base::arith::tests::test_apply_signed_offset0 ... ok
[INFO] [stdout] test runtime::mfm::tests::test_sample_none_symmetries ... ok
[INFO] [stdout] test base::arith::tests::test_is_neg ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "24187c12c0013df08960d92ae37670b5a5011bf125273610f0a726f791922da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24187c12c0013df08960d92ae37670b5a5011bf125273610f0a726f791922da5", kill_on_drop: false }`
[INFO] [stdout] 24187c12c0013df08960d92ae37670b5a5011bf125273610f0a726f791922da5