[INFO] cloning repository https://github.com/gon1958/track
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gon1958/track" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgon1958%2Ftrack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgon1958%2Ftrack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5781b808cb88d14215dd305a70116a5ace9f8568
[INFO] testing gon1958/track against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgon1958%2Ftrack" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gon1958/track
[INFO] finished tweaking git repo https://github.com/gon1958/track
[INFO] tweaked toml for git repo https://github.com/gon1958/track written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gon1958/track on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gon1958/track 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded iana-time-zone v0.1.54
[INFO] [stderr]   Downloaded backtrace-on-stack-overflow v0.3.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.94
[INFO] [stderr]   Downloaded proc-macro2 v1.0.54
[INFO] [stderr]   Downloaded cxx v1.0.94
[INFO] [stderr]   Downloaded ndarray v0.14.0
[INFO] [stderr]   Downloaded syn v2.0.10
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.94
[INFO] [stderr]   Downloaded mnist v0.5.0
[INFO] [stderr]   Downloaded matrixmultiply v0.2.4
[INFO] [stderr]   Downloaded cxx-build v1.0.94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c75b0f2e5086d0ec1e04dc19d1f9e878e7038e89f5a83ab69039e82b0fa3e7f
[INFO] running `Command { std: "docker" "start" "-a" "4c75b0f2e5086d0ec1e04dc19d1f9e878e7038e89f5a83ab69039e82b0fa3e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c75b0f2e5086d0ec1e04dc19d1f9e878e7038e89f5a83ab69039e82b0fa3e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c75b0f2e5086d0ec1e04dc19d1f9e878e7038e89f5a83ab69039e82b0fa3e7f", kill_on_drop: false }`
[INFO] [stdout] 4c75b0f2e5086d0ec1e04dc19d1f9e878e7038e89f5a83ab69039e82b0fa3e7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e39e5e2935d12d74fe44353499113932d0d49a3441dd28459e4cb5cc00e3666e
[INFO] running `Command { std: "docker" "start" "-a" "e39e5e2935d12d74fe44353499113932d0d49a3441dd28459e4cb5cc00e3666e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.22
[INFO] [stderr]    Compiling iana-time-zone v0.1.54
[INFO] [stderr]    Compiling trees v0.4.2
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling mnist v0.5.0
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling nix v0.23.2
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling backtrace-on-stack-overflow v0.3.0
[INFO] [stderr]    Compiling trac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::track_func::*`
[INFO] [stdout]  --> src/validate.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::track_func::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chrono::Local`
[INFO] [stdout]  --> src/validate.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono::Local;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/validate.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::track_node::*`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::track_node::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mutate1::*`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::mutate1::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_weight`
[INFO] [stdout]   --> src/debug.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let total_weight: u32 = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_weight`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/debug.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     for i in 0..200{
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/debug.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |     for idx in 1..=100000 {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/debug.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let tree = string_to_tree(&contents);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `retval` is never read
[INFO] [stdout]    --> src/registry.rs:144:31
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let mut retval: f32 = 0.0;
[INFO] [stdout]     |                               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `child` is never read
[INFO] [stdout]    --> src/track_node.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let mut child = Tree::new(0.0);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_node` is never read
[INFO] [stdout]    --> src/track_node.rs:136:20
[INFO] [stdout]     |
[INFO] [stdout] 136 |         (new_node, old_node) = move_args(new_node, old_node, re);
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_node` is never read
[INFO] [stdout]    --> src/track_node.rs:188:20
[INFO] [stdout]     |
[INFO] [stdout] 188 |         (new_node, old_node) = move_args(new_node, old_node, re);
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_node` is never read
[INFO] [stdout]    --> src/track_node.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |         (new_node2, old_node) = move_args(new_node2, old_node, re);
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_node` is never read
[INFO] [stdout]    --> src/track_node.rs:164:21
[INFO] [stdout]     |
[INFO] [stdout] 164 |         (new_node2, old_node) = move_args(new_node2, old_node, re);
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/track_node.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     for idx in 0..arg_count(*new_node.data() as u8) {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_total_matches`
[INFO] [stdout]   --> src/validate.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let current_total_matches : u32 = total_current_matches.iter().sum();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_total_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trn_img`
[INFO] [stdout]   --> src/validate.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         trn_img,
[INFO] [stdout]    |         ^^^^^^^ help: try ignoring the field: `trn_img: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trn_lbl`
[INFO] [stdout]   --> src/validate.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         trn_lbl,
[INFO] [stdout]    |         ^^^^^^^ help: try ignoring the field: `trn_lbl: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/constants.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut r = Regs::new(RW_LEN, RO_LEN,  vec![0.; RO_LEN], ft);
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `curr_diff_idx` is never read
[INFO] [stdout]   --> src/mutate2.rs:56:37
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let mut curr_diff_idx = 0;
[INFO] [stdout]    |                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trac_func` is never used
[INFO] [stdout]   --> src/debug.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn trac_func(){
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `weight_rnd` is never used
[INFO] [stdout]   --> src/debug.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn weight_rnd() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mnist` is never used
[INFO] [stdout]   --> src/debug.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn mnist() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mutate` is never used
[INFO] [stdout]   --> src/debug.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn mutate() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calc` is never used
[INFO] [stdout]   --> src/debug.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn calc() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_string` is never used
[INFO] [stdout]    --> src/debug.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub fn to_string() {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_file` is never used
[INFO] [stdout]    --> src/debug.rs:138:8
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn to_file() {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_weights`, `set_positive_rw_value`, `set_rw_max_value`, `get_higest_rw_value`, and `get_lower_rw_value` are never used
[INFO] [stdout]   --> src/registry.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Regs {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn set_weights(&mut self, w: Vec<u32>) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn set_positive_rw_value(&mut self, s: bool) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn set_rw_max_value(&mut self, m: f32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn get_higest_rw_value(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn get_lower_rw_value(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simple_init_registry` is never used
[INFO] [stdout]    --> src/registry.rs:205:8
[INFO] [stdout]     |
[INFO] [stdout] 205 | pub fn simple_init_registry() -> Regs {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_weights` and `gen_rnd_func42` are never used
[INFO] [stdout]   --> src/track_func.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl FuncTr {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn set_weights(&mut self, w: Vec<u32>) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn gen_rnd_func42(self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func_to_string` is never used
[INFO] [stdout]   --> src/track_func.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn func_to_string(f_idx: u8) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `calc_tree` is never used
[INFO] [stdout]   --> src/track_node.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl NodeTr {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn calc_tree(&self, re:&mut Regs) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_mutate1` is never used
[INFO] [stdout]   --> src/mutate1.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn run_mutate1(fname: Option<String>, iter_count: u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_tree` is never used
[INFO] [stdout]   --> src/mutate1.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn check_tree(start_train_idx: &usize) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_thread` is never used
[INFO] [stdout]    --> src/mutate1.rs:152:4
[INFO] [stdout]     |
[INFO] [stdout] 152 | fn run_thread(mut re: Regs, ansv: i32, tmc: Sender<i32>) -> JoinHandle<()> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ROLLBACK_FILE` is never used
[INFO] [stdout]  --> src/constants.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const ROLLBACK_FILE: &str = "rollback.track";
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.73s
[INFO] running `Command { std: "docker" "inspect" "e39e5e2935d12d74fe44353499113932d0d49a3441dd28459e4cb5cc00e3666e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e39e5e2935d12d74fe44353499113932d0d49a3441dd28459e4cb5cc00e3666e", kill_on_drop: false }`
[INFO] [stdout] e39e5e2935d12d74fe44353499113932d0d49a3441dd28459e4cb5cc00e3666e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d20834e02e412af3814da4f38de27fb8457df45f45ac33605baae0353854f428
[INFO] running `Command { std: "docker" "start" "-a" "d20834e02e412af3814da4f38de27fb8457df45f45ac33605baae0353854f428", kill_on_drop: false }`
[INFO] [stderr]    Compiling trac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::simple_init_registry`
[INFO] [stdout]    --> src/track_func.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use crate::simple_init_registry;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `simple_init_registry` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::track_func::*`
[INFO] [stdout]  --> src/validate.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::track_func::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chrono::Local`
[INFO] [stdout]  --> src/validate.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono::Local;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/validate.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::track_node::*`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::track_node::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mutate1::*`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::mutate1::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/main.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Size` and `bfs`
[INFO] [stdout]   --> src/main.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |     use trees::{bfs, fr, tr, RcNode, Size, Tree, TreeWalk};
[INFO] [stdout]    |                 ^^^                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_sigmoid` found for struct `registry::Regs` in the current scope
[INFO] [stdout]    --> src/registry.rs:249:11
[INFO] [stdout]     |
[INFO] [stdout]   7 | pub struct Regs {
[INFO] [stdout]     | --------------- method `set_sigmoid` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 249 |         r.set_sigmoid(true);
[INFO] [stdout]     |           ^^^^^^^^^^^ method not found in `registry::Regs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_weight`
[INFO] [stdout]   --> src/debug.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let total_weight: u32 = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_weight`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/debug.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     for i in 0..200{
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/debug.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |     for idx in 1..=100000 {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/debug.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let tree = string_to_tree(&contents);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `retval` is never read
[INFO] [stdout]    --> src/registry.rs:144:31
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let mut retval: f32 = 0.0;
[INFO] [stdout]     |                               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `child` is never read
[INFO] [stdout]    --> src/track_node.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let mut child = Tree::new(0.0);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_node` is never read
[INFO] [stdout]    --> src/track_node.rs:136:20
[INFO] [stdout]     |
[INFO] [stdout] 136 |         (new_node, old_node) = move_args(new_node, old_node, re);
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_node` is never read
[INFO] [stdout]    --> src/track_node.rs:188:20
[INFO] [stdout]     |
[INFO] [stdout] 188 |         (new_node, old_node) = move_args(new_node, old_node, re);
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_node` is never read
[INFO] [stdout]    --> src/track_node.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |         (new_node2, old_node) = move_args(new_node2, old_node, re);
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_node` is never read
[INFO] [stdout]    --> src/track_node.rs:164:21
[INFO] [stdout]     |
[INFO] [stdout] 164 |         (new_node2, old_node) = move_args(new_node2, old_node, re);
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/track_node.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     for idx in 0..arg_count(*new_node.data() as u8) {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/track_node.rs:355:13
[INFO] [stdout]     |
[INFO] [stdout] 355 |         for i in 1..=100 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_total_matches`
[INFO] [stdout]   --> src/validate.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let current_total_matches : u32 = total_current_matches.iter().sum();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_total_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trn_img`
[INFO] [stdout]   --> src/validate.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         trn_img,
[INFO] [stdout]    |         ^^^^^^^ help: try ignoring the field: `trn_img: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trn_lbl`
[INFO] [stdout]   --> src/validate.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         trn_lbl,
[INFO] [stdout]    |         ^^^^^^^ help: try ignoring the field: `trn_lbl: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/constants.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut r = Regs::new(RW_LEN, RO_LEN,  vec![0.; RO_LEN], ft);
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `curr_diff_idx` is never read
[INFO] [stdout]   --> src/mutate2.rs:56:37
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let mut curr_diff_idx = 0;
[INFO] [stdout]    |                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree_4`
[INFO] [stdout]    --> src/main.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |             let tree_4 = node_1.iter_mut().nth(1).unwrap().detach();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree_4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree_3`
[INFO] [stdout]    --> src/main.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |             let tree_3 = node_1.iter_mut().nth(0).unwrap();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree_3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree_3`
[INFO] [stdout]    --> src/main.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let tree_3 = node_1.iter_mut().nth(0).unwrap();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree_3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/main.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let tree = unsafe { root.into_tree() };
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/main.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let s = walk.borrow_mut();
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trac` (bin "trac" test) due to 2 previous errors; 29 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d20834e02e412af3814da4f38de27fb8457df45f45ac33605baae0353854f428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d20834e02e412af3814da4f38de27fb8457df45f45ac33605baae0353854f428", kill_on_drop: false }`
[INFO] [stdout] d20834e02e412af3814da4f38de27fb8457df45f45ac33605baae0353854f428
