[INFO] cloning repository https://github.com/hamadakafu/rustViterbi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hamadakafu/rustViterbi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamadakafu%2FrustViterbi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamadakafu%2FrustViterbi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 736baebb57c4e2d59dfa230e148c25f08d7ad790
[INFO] building hamadakafu/rustViterbi against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamadakafu%2FrustViterbi" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hamadakafu/rustViterbi on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hamadakafu/rustViterbi
[INFO] finished tweaking git repo https://github.com/hamadakafu/rustViterbi
[INFO] tweaked toml for git repo https://github.com/hamadakafu/rustViterbi written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hamadakafu/rustViterbi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gnuplot v0.0.32
[INFO] [stderr]   Downloaded sfmt v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21c621934065065a7536154d264c407f47d4d575d4eb490040a12bd3438a2fd3
[INFO] running `Command { std: "docker" "start" "-a" "21c621934065065a7536154d264c407f47d4d575d4eb490040a12bd3438a2fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21c621934065065a7536154d264c407f47d4d575d4eb490040a12bd3438a2fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c621934065065a7536154d264c407f47d4d575d4eb490040a12bd3438a2fd3", kill_on_drop: false }`
[INFO] [stdout] 21c621934065065a7536154d264c407f47d4d575d4eb490040a12bd3438a2fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83403cf09559a017b0a845bd8528b846cd0d2af7b99908e0f9058b0df2d6162b
[INFO] running `Command { std: "docker" "start" "-a" "83403cf09559a017b0a845bd8528b846cd0d2af7b99908e0f9058b0df2d6162b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling gnuplot v0.0.32
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling sfmt v0.6.0
[INFO] [stderr]    Compiling rustViterbi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Color`
[INFO] [stdout]  --> src/main.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use gnuplot::{Figure, Caption, Color, Graph, AxesCommon};
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::trellis`
[INFO] [stdout]  --> src/viterbi/soft.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::trellis;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RngCore` and `SeedableRng`
[INFO] [stdout]  --> src/box_muller.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand_core::{RngCore, SeedableRng};
[INFO] [stdout]   |                 ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/box_muller.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/trellis.rs:305:29
[INFO] [stdout]     |
[INFO] [stdout] 304 | ...                   panic!("wow not much");
[INFO] [stdout]     |                       ---------------------- any code following this expression is unreachable
[INFO] [stdout] 305 | ...                   table[sms][first_signal][second_signal][third_signal] = None;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `viterbi::Viterbi`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use viterbi::Viterbi;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `OO_min_diff` is never read
[INFO] [stdout]    --> src/trellis.rs:253:49
[INFO] [stdout]     |
[INFO] [stdout] 253 | ...                   OO_min_diff = None;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `OO_bits` is never read
[INFO] [stdout]    --> src/trellis.rs:254:49
[INFO] [stdout]     |
[INFO] [stdout] 254 | ...                   OO_bits = None;
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `OI_min_diff` is never read
[INFO] [stdout]    --> src/trellis.rs:263:49
[INFO] [stdout]     |
[INFO] [stdout] 263 | ...                   OI_min_diff = None;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `OI_bits` is never read
[INFO] [stdout]    --> src/trellis.rs:264:49
[INFO] [stdout]     |
[INFO] [stdout] 264 | ...                   OI_bits = None;
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `IO_min_diff` is never read
[INFO] [stdout]    --> src/trellis.rs:273:49
[INFO] [stdout]     |
[INFO] [stdout] 273 | ...                   IO_min_diff = None;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `IO_bits` is never read
[INFO] [stdout]    --> src/trellis.rs:274:49
[INFO] [stdout]     |
[INFO] [stdout] 274 | ...                   IO_bits = None;
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `II_min_diff` is never read
[INFO] [stdout]    --> src/trellis.rs:283:49
[INFO] [stdout]     |
[INFO] [stdout] 283 | ...                   II_min_diff = None;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `II_bits` is never read
[INFO] [stdout]    --> src/trellis.rs:284:49
[INFO] [stdout]     |
[INFO] [stdout] 284 | ...                   II_bits = None;
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trellis`
[INFO] [stdout]   --> src/viterbi/hard_dp.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn decode(&mut self, trellis: &trellis::Trellis) {
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trellis`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `end_db` is never read
[INFO] [stdout]   --> src/viterbi.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct ViterbiSimu {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub end_db: f64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ViterbiSimu` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `signal_request_data` is never read
[INFO] [stdout]  --> src/viterbi/hard.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ViterbiHard {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 6 |     pub raw_request_data: Vec<trellis::Bit>,
[INFO] [stdout] 7 |     pub signal_request_data: Vec<trellis::Signal>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ViterbiHard` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `signal_request_data` is never read
[INFO] [stdout]  --> src/viterbi/hard_dp.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ViterbiHardDP {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 7 |     pub raw_request_data: Vec<trellis::Bit>,
[INFO] [stdout] 8 |     pub signal_request_data: Vec<trellis::Signal>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ViterbiHardDP` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `signal_request_data` is never read
[INFO] [stdout]   --> src/viterbi/soft.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct ViterbiSoft {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 9  |     pub raw_request_data: Vec<Bit>,
[INFO] [stdout] 10 |     pub signal_request_data: Vec<Signal>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ViterbiSoft` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `Command { std: "docker" "inspect" "83403cf09559a017b0a845bd8528b846cd0d2af7b99908e0f9058b0df2d6162b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83403cf09559a017b0a845bd8528b846cd0d2af7b99908e0f9058b0df2d6162b", kill_on_drop: false }`
[INFO] [stdout] 83403cf09559a017b0a845bd8528b846cd0d2af7b99908e0f9058b0df2d6162b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a69ab4a2317393ae526387f695293756618bef556109fe1c08ed2c5a0fae6392
[INFO] running `Command { std: "docker" "start" "-a" "a69ab4a2317393ae526387f695293756618bef556109fe1c08ed2c5a0fae6392", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustViterbi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Color`
[INFO] [stdout]  --> src/main.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use gnuplot::{Figure, Caption, Color, Graph, AxesCommon};
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::trellis`
[INFO] [stdout]  --> src/viterbi/soft.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::trellis;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RngCore` and `SeedableRng`
[INFO] [stdout]  --> src/box_muller.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand_core::{RngCore, SeedableRng};
[INFO] [stdout]   |                 ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/box_muller.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/trellis.rs:305:29
[INFO] [stdout]     |
[INFO] [stdout] 304 | ...                   panic!("wow not much");
[INFO] [stdout]     |                       ---------------------- any code following this expression is unreachable
[INFO] [stdout] 305 | ...                   table[sms][first_signal][second_signal][third_signal] = None;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `viterbi::Viterbi`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use viterbi::Viterbi;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `OO_min_diff` is never read
[INFO] [stdout]    --> src/trellis.rs:253:49
[INFO] [stdout]     |
[INFO] [stdout] 253 | ...                   OO_min_diff = None;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `OO_bits` is never read
[INFO] [stdout]    --> src/trellis.rs:254:49
[INFO] [stdout]     |
[INFO] [stdout] 254 | ...                   OO_bits = None;
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `OI_min_diff` is never read
[INFO] [stdout]    --> src/trellis.rs:263:49
[INFO] [stdout]     |
[INFO] [stdout] 263 | ...                   OI_min_diff = None;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `OI_bits` is never read
[INFO] [stdout]    --> src/trellis.rs:264:49
[INFO] [stdout]     |
[INFO] [stdout] 264 | ...                   OI_bits = None;
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `IO_min_diff` is never read
[INFO] [stdout]    --> src/trellis.rs:273:49
[INFO] [stdout]     |
[INFO] [stdout] 273 | ...                   IO_min_diff = None;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `IO_bits` is never read
[INFO] [stdout]    --> src/trellis.rs:274:49
[INFO] [stdout]     |
[INFO] [stdout] 274 | ...                   IO_bits = None;
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `II_min_diff` is never read
[INFO] [stdout]    --> src/trellis.rs:283:49
[INFO] [stdout]     |
[INFO] [stdout] 283 | ...                   II_min_diff = None;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `II_bits` is never read
[INFO] [stdout]    --> src/trellis.rs:284:49
[INFO] [stdout]     |
[INFO] [stdout] 284 | ...                   II_bits = None;
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trellis`
[INFO] [stdout]   --> src/viterbi/hard_dp.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn decode(&mut self, trellis: &trellis::Trellis) {
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trellis`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `end_db` is never read
[INFO] [stdout]   --> src/viterbi.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct ViterbiSimu {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub end_db: f64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ViterbiSimu` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `signal_request_data` is never read
[INFO] [stdout]  --> src/viterbi/hard.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ViterbiHard {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 6 |     pub raw_request_data: Vec<trellis::Bit>,
[INFO] [stdout] 7 |     pub signal_request_data: Vec<trellis::Signal>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ViterbiHard` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `signal_request_data` is never read
[INFO] [stdout]  --> src/viterbi/hard_dp.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ViterbiHardDP {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 7 |     pub raw_request_data: Vec<trellis::Bit>,
[INFO] [stdout] 8 |     pub signal_request_data: Vec<trellis::Signal>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ViterbiHardDP` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `signal_request_data` is never read
[INFO] [stdout]   --> src/viterbi/soft.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct ViterbiSoft {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 9  |     pub raw_request_data: Vec<Bit>,
[INFO] [stdout] 10 |     pub signal_request_data: Vec<Signal>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ViterbiSoft` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "a69ab4a2317393ae526387f695293756618bef556109fe1c08ed2c5a0fae6392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69ab4a2317393ae526387f695293756618bef556109fe1c08ed2c5a0fae6392", kill_on_drop: false }`
[INFO] [stdout] a69ab4a2317393ae526387f695293756618bef556109fe1c08ed2c5a0fae6392