[INFO] cloning repository https://github.com/QlowB/zombie
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/QlowB/zombie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQlowB%2Fzombie", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQlowB%2Fzombie'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 207403c291b4b12dfcf048205e1883517ec56616
[INFO] testing QlowB/zombie against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQlowB%2Fzombie" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/QlowB/zombie on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/QlowB/zombie
[INFO] finished tweaking git repo https://github.com/QlowB/zombie
[INFO] tweaked toml for git repo https://github.com/QlowB/zombie written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/QlowB/zombie already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dynasm v1.0.1
[INFO] [stderr]   Downloaded typed-arena v1.4.1
[INFO] [stderr]   Downloaded dynasmrt v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] b280243e3a281a5baa406195ecab5edbbe7e9f29febdbd7e88f5cd3aa1dad1f8
[INFO] running `Command { std: "docker" "start" "-a" "b280243e3a281a5baa406195ecab5edbbe7e9f29febdbd7e88f5cd3aa1dad1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b280243e3a281a5baa406195ecab5edbbe7e9f29febdbd7e88f5cd3aa1dad1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b280243e3a281a5baa406195ecab5edbbe7e9f29febdbd7e88f5cd3aa1dad1f8", kill_on_drop: false }`
[INFO] [stdout] b280243e3a281a5baa406195ecab5edbbe7e9f29febdbd7e88f5cd3aa1dad1f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--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] cf209e657b7cd9894b932651e4162571671842960bc040172d22a3dbe06f3f07
[INFO] running `Command { std: "docker" "start" "-a" "cf209e657b7cd9894b932651e4162571671842960bc040172d22a3dbe06f3f07", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling typed-arena v1.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling memmap2 v0.2.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dynasm v1.0.1
[INFO] [stderr]    Compiling dynasmrt v1.0.1
[INFO] [stderr]    Compiling zombie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Add`, `Mul`, `Sub`
[INFO] [stdout]  --> src/interpret.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::{Add, Mul, Sub};
[INFO] [stdout]   |                ^^^  ^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CellSize`
[INFO] [stdout]  --> src/compile.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::options::{Options, CellLayout, CellSize};
[INFO] [stdout]   |                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/options.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |             Err(e) => match s {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cfg`
[INFO] [stdout]   --> src/compile.rs:21:24
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn compile_cfg<'a>(cfg: Vec<optimize::DfInstr<'a>>) -> Box<fn (*mut u8) -> ()> {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset_creator`
[INFO] [stdout]   --> src/trans/c.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let offset_creator = |o: i64| {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_creator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nop`
[INFO] [stdout]    --> src/trans/c.rs:145:29
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn visit_nop(&mut self, nop: &Instruction) {
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_nop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `arena`
[INFO] [stdout]   --> src/optimize.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     arena: &'a Arena<DfgNode<'a>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MemoryState`
[INFO] [stdout]    --> src/optimize.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 | struct MemoryState {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `CellState`
[INFO] [stdout]    --> src/optimize.rs:167:6
[INFO] [stdout]     |
[INFO] [stdout] 167 | enum CellState {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `opts`
[INFO] [stdout]   --> src/compile.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     opts: &'a Options
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.62s
[INFO] running `Command { std: "docker" "inspect" "cf209e657b7cd9894b932651e4162571671842960bc040172d22a3dbe06f3f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf209e657b7cd9894b932651e4162571671842960bc040172d22a3dbe06f3f07", kill_on_drop: false }`
[INFO] [stdout] cf209e657b7cd9894b932651e4162571671842960bc040172d22a3dbe06f3f07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8885fa1add28e5a006da7853de0217d0c6ccfbf6f209433c91ce94f6f550bcc4
[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" "8885fa1add28e5a006da7853de0217d0c6ccfbf6f209433c91ce94f6f550bcc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling zombie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Add`, `Mul`, `Sub`
[INFO] [stdout]  --> src/interpret.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::{Add, Mul, Sub};
[INFO] [stdout]   |                ^^^  ^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CellSize`
[INFO] [stdout]  --> src/compile.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::options::{Options, CellLayout, CellSize};
[INFO] [stdout]   |                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/options.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |             Err(e) => match s {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cfg`
[INFO] [stdout]   --> src/compile.rs:21:24
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn compile_cfg<'a>(cfg: Vec<optimize::DfInstr<'a>>) -> Box<fn (*mut u8) -> ()> {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset_creator`
[INFO] [stdout]   --> src/trans/c.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let offset_creator = |o: i64| {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_creator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nop`
[INFO] [stdout]    --> src/trans/c.rs:145:29
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn visit_nop(&mut self, nop: &Instruction) {
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_nop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `arena`
[INFO] [stdout]   --> src/optimize.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     arena: &'a Arena<DfgNode<'a>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MemoryState`
[INFO] [stdout]    --> src/optimize.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 | struct MemoryState {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `CellState`
[INFO] [stdout]    --> src/optimize.rs:167:6
[INFO] [stdout]     |
[INFO] [stdout] 167 | enum CellState {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `opts`
[INFO] [stdout]   --> src/compile.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     opts: &'a Options
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "8885fa1add28e5a006da7853de0217d0c6ccfbf6f209433c91ce94f6f550bcc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8885fa1add28e5a006da7853de0217d0c6ccfbf6f209433c91ce94f6f550bcc4", kill_on_drop: false }`
[INFO] [stdout] 8885fa1add28e5a006da7853de0217d0c6ccfbf6f209433c91ce94f6f550bcc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 847820a7980ce0dba39b7596d85c668d4543344c5728c51504a2615342e1d731
[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" "847820a7980ce0dba39b7596d85c668d4543344c5728c51504a2615342e1d731", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `Add`, `Mul`, `Sub`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/interpret.rs:7:16
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 7 | use std::ops::{Add, Mul, Sub};
[INFO] [stdout] 
[INFO] [stderr]   |                ^^^  ^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CellSize`
[INFO] [stderr]  --> src/compile.rs:6:43
[INFO] [stderr]   |
[INFO] [stderr] 6 | use super::options::{Options, CellLayout, CellSize};
[INFO] [stderr]   |                                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/options.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |             Err(e) => match s {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cfg`
[INFO] [stderr]   --> src/compile.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn compile_cfg<'a>(cfg: Vec<optimize::DfInstr<'a>>) -> Box<fn (*mut u8) -> ()> {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset_creator`
[INFO] [stderr]   --> src/trans/c.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let offset_creator = |o: i64| {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_creator`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nop`
[INFO] [stderr]    --> src/trans/c.rs:145:29
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn visit_nop(&mut self, nop: &Instruction) {
[INFO] [stderr]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_nop`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `arena`
[INFO] [stderr]   --> src/optimize.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     arena: &'a Arena<DfgNode<'a>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MemoryState`
[INFO] [stderr]    --> src/optimize.rs:162:8
[INFO] [stderr]     |
[INFO] [stderr] 162 | struct MemoryState {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `CellState`
[INFO] [stderr]    --> src/optimize.rs:167:6
[INFO] [stderr]     |
[INFO] [stderr] 167 | enum CellState {
[INFO] [stderr]     |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `opts`
[INFO] [stderr]   --> src/compile.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     opts: &'a Options
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zombie-bdc44497c48546a1)
[INFO] running `Command { std: "docker" "inspect" "847820a7980ce0dba39b7596d85c668d4543344c5728c51504a2615342e1d731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "847820a7980ce0dba39b7596d85c668d4543344c5728c51504a2615342e1d731", kill_on_drop: false }`
[INFO] [stdout] 847820a7980ce0dba39b7596d85c668d4543344c5728c51504a2615342e1d731