[INFO] updating cached repository https://github.com/wegmarken2006/rsc3
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ad01eaef340a0ab2ab9d0c60c26107f77f17fe4f
[INFO] testing wegmarken2006/rsc3 against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwegmarken2006%2Frsc3" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wegmarken2006/rsc3 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/wegmarken2006/rsc3
[INFO] finished tweaking git repo https://github.com/wegmarken2006/rsc3
[INFO] tweaked toml for git repo https://github.com/wegmarken2006/rsc3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/wegmarken2006/rsc3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] bb4b99909adf7d26baeea241bfa87fe8df13cab58cf565fec4a8423ddc45f828
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "bb4b99909adf7d26baeea241bfa87fe8df13cab58cf565fec4a8423ddc45f828"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling cmake v0.1.34
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling ui-sys v0.1.3
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling iui v0.3.0
[INFO] [stderr]    Compiling rsc3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Mrg`
[INFO] [stderr]  --> src/osc.rs:1:32
[INFO] [stderr]   |
[INFO] [stderr] 1 | use sc3::{synthdef, Ugen, Mce, Mrg};
[INFO] [stderr]   |                                ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::*`
[INFO] [stderr]  --> src/osc.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::time::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Sub`
[INFO] [stderr]  --> src/ugens.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{Add, Mul, Sub};
[INFO] [stderr]   |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/ugens.rs:159:1
[INFO] [stderr]     |
[INFO] [stderr] 159 | / macro_rules! osc_m {
[INFO] [stderr] 160 | |     ($name:expr, $first:expr, $second:expr) => {
[INFO] [stderr] 161 | |         Oscillator::new($name, $first, $second).run(1)
[INFO] [stderr] 162 | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |     };
[INFO] [stderr] 166 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/ugens.rs:168:1
[INFO] [stderr]     |
[INFO] [stderr] 168 | / macro_rules! sin_osc_m {
[INFO] [stderr] 169 | |     ($first:expr, $second:expr) => {
[INFO] [stderr] 170 | |         osc_m!("SinOsc", $first, $second)
[INFO] [stderr] 171 | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 174 | |     };
[INFO] [stderr] 175 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/sc3.rs:1145:27
[INFO] [stderr]      |
[INFO] [stderr] 1145 |     let op_any = op_b as &Any;
[INFO] [stderr]      |                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/sc3.rs:1189:29
[INFO] [stderr]      |
[INFO] [stderr] 1189 |     let op1_any = op1_b as &Any;
[INFO] [stderr]      |                             ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/sc3.rs:1191:29
[INFO] [stderr]      |
[INFO] [stderr] 1191 |     let op2_any = op2_b as &Any;
[INFO] [stderr]      |                             ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Label`
[INFO] [stderr]  --> src/gui.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use iui::controls::{Label, Button, VerticalBox, Group};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Ugen`
[INFO] [stderr]  --> src/utils.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use sc3::{Ugen};
[INFO] [stderr]   |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `osc::*`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use osc::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ugens::*`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use ugens::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sc3::*`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use sc3::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f64`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::f64;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/osc.rs:331:35
[INFO] [stderr]     |
[INFO] [stderr] 331 |         let mut buf: [u8; 1024] = mem::uninitialized();
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `int`
[INFO] [stderr]    --> src/osc.rs:109:20
[INFO] [stderr]     |
[INFO] [stderr] 109 |         Datum::Int(int) => 'i',
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `float`
[INFO] [stderr]    --> src/osc.rs:110:22
[INFO] [stderr]     |
[INFO] [stderr] 110 |         Datum::Float(float) => 'f',
[INFO] [stderr]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_float`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `strng`
[INFO] [stderr]    --> src/osc.rs:111:20
[INFO] [stderr]     |
[INFO] [stderr] 111 |         Datum::Str(strng) => 's',
[INFO] [stderr]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_strng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `blob`
[INFO] [stderr]    --> src/osc.rs:112:21
[INFO] [stderr]     |
[INFO] [stderr] 112 |         Datum::Blob(blob) => 'b',
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_blob`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/osc.rs:297:9
[INFO] [stderr]     |
[INFO] [stderr] 297 |     let data = osc_receive();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amt`
[INFO] [stderr]    --> src/osc.rs:314:16
[INFO] [stderr]     |
[INFO] [stderr] 314 |             Ok(amt) => {
[INFO] [stderr]     |                ^^^ help: if this is intentional, prefix it with an underscore: `_amt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ind`
[INFO] [stderr]    --> src/sc3.rs:194:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |     for ind in 0..level {
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ind`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mrg`
[INFO] [stderr]    --> src/sc3.rs:202:19
[INFO] [stderr]     |
[INFO] [stderr] 202 |         Ugen::Mrg(mrg) => println!("MG "),
[INFO] [stderr]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_mrg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/utils.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         Err(err) => panic!("File not found")
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/utils.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let mut file = BufReader::new(&f);
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: private type `sc3::FromPortC` in public interface (error E0446)
[INFO] [stderr]    --> src/sc3.rs:167:15
[INFO] [stderr]     |
[INFO] [stderr] 167 |     FromPortC(FromPortC),
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `sc3::FromPortK` in public interface (error E0446)
[INFO] [stderr]    --> src/sc3.rs:168:15
[INFO] [stderr]     |
[INFO] [stderr] 168 |     FromPortK(FromPortK),
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `sc3::FromPortU` in public interface (error E0446)
[INFO] [stderr]    --> src/sc3.rs:169:15
[INFO] [stderr]     |
[INFO] [stderr] 169 |     FromPortU(FromPortU),
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_i16`
[INFO] [stderr]   --> src/osc.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn decode_i16(buf: Vec<u8>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_i32`
[INFO] [stderr]   --> src/osc.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn decode_i32(buf: Vec<u8>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Float`
[INFO] [stderr]   --> src/osc.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     Float(f32),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Oscillator`
[INFO] [stderr]  --> src/ugens.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Oscillator {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/ugens.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(name: &str, freq: f32, phase: f32) -> Oscillator {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rate`
[INFO] [stderr]   --> src/ugens.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn rate(mut self, rate: Rate) -> Oscillator {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `run`
[INFO] [stderr]   --> src/ugens.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn run(self, ou: i32) -> Ugen {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `const_vec`
[INFO] [stderr]   --> src/ugens.rs:52:4
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn const_vec(nums: Vec<f32>) -> UgenList {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sin_osc`
[INFO] [stderr]   --> src/ugens.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub fn sin_osc(freq: f32, phase: f32) -> Ugen {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add`
[INFO] [stderr]    --> src/ugens.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 | pub fn add<T: Any, U: Any>(op1: T, op2: U) -> Ugen {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mul`
[INFO] [stderr]    --> src/ugens.rs:124:8
[INFO] [stderr]     |
[INFO] [stderr] 124 | pub fn mul<T: Any, U: Any>(op1: T, op2: U) -> Ugen {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sub`
[INFO] [stderr]    --> src/ugens.rs:128:8
[INFO] [stderr]     |
[INFO] [stderr] 128 | pub fn sub<T: Any, U: Any>(op1: T, op2: U) -> Ugen {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RateDr`
[INFO] [stderr]  --> src/sc3.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     RateDr = 3,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Control`
[INFO] [stderr]    --> src/sc3.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     Control(Control),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_ugen`
[INFO] [stderr]    --> src/sc3.rs:193:8
[INFO] [stderr]     |
[INFO] [stderr] 193 | pub fn print_ugen(level: i32, ugen: &Ugen) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_ugens`
[INFO] [stderr]    --> src/sc3.rs:321:4
[INFO] [stderr]     |
[INFO] [stderr] 321 | fn print_ugens(ugens: &UgenList) {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_sink`
[INFO] [stderr]    --> src/sc3.rs:355:4
[INFO] [stderr]     |
[INFO] [stderr] 355 | fn is_sink(ugen: &Ugen) -> bool {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mce_channel`
[INFO] [stderr]    --> src/sc3.rs:566:4
[INFO] [stderr]     |
[INFO] [stderr] 566 | fn mce_channel(n: i32, ugen: &Ugen) -> Ugen {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_osc_mce`
[INFO] [stderr]     --> src/sc3.rs:1076:8
[INFO] [stderr]      |
[INFO] [stderr] 1076 | pub fn mk_osc_mce(rate: Rate, name: &str, inputs: UgenList, ugen: &Ugen, ou: i32) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_oscillator`
[INFO] [stderr]     --> src/sc3.rs:1097:8
[INFO] [stderr]      |
[INFO] [stderr] 1097 | pub fn mk_oscillator(rate: Rate, name: &str, inputs: UgenList, ou: i32) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_filter_id`
[INFO] [stderr]     --> src/sc3.rs:1117:8
[INFO] [stderr]      |
[INFO] [stderr] 1117 | pub fn mk_filter_id(name: &str, inputs: UgenList, ou: i32) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_unary_operator`
[INFO] [stderr]     --> src/sc3.rs:1143:8
[INFO] [stderr]      |
[INFO] [stderr] 1143 | pub fn mk_unary_operator<T: Any>(sp: i32, fun: fn(f64) -> f64, op: T) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_binary_operator_2`
[INFO] [stderr]     --> src/sc3.rs:1187:8
[INFO] [stderr]      |
[INFO] [stderr] 1187 | pub fn mk_binary_operator_2<T: Any, U: Any>(sp: i32, fun: fn(f64, f64) -> f64, op1: T, op2: U) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `iconst`
[INFO] [stderr]     --> src/sc3.rs:1261:4
[INFO] [stderr]      |
[INFO] [stderr] 1261 | fn iconst(val: i32) -> Box<Ugen> {
[INFO] [stderr]      |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_ugenlist`
[INFO] [stderr]     --> src/sc3.rs:1265:4
[INFO] [stderr]      |
[INFO] [stderr] 1265 | fn mk_ugenlist(vargs: &[&Ugen]) -> UgenList {
[INFO] [stderr]      |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_mce`
[INFO] [stderr]     --> src/sc3.rs:1273:4
[INFO] [stderr]      |
[INFO] [stderr] 1273 | fn mk_mce(ugens: UgenList) -> Ugen {
[INFO] [stderr]      |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_primitive`
[INFO] [stderr]     --> src/sc3.rs:1277:4
[INFO] [stderr]      |
[INFO] [stderr] 1277 | fn get_primitive(ugen: &Ugen) -> Primitive {
[INFO] [stderr]      |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_node_c`
[INFO] [stderr]     --> src/sc3.rs:1284:4
[INFO] [stderr]      |
[INFO] [stderr] 1284 | fn get_node_c(node: &Node) -> NodeC {
[INFO] [stderr]      |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_node_k`
[INFO] [stderr]     --> src/sc3.rs:1290:4
[INFO] [stderr]      |
[INFO] [stderr] 1290 | fn get_node_k(node: &Node) -> NodeK {
[INFO] [stderr]      |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_node_u`
[INFO] [stderr]     --> src/sc3.rs:1296:4
[INFO] [stderr]      |
[INFO] [stderr] 1296 | fn get_node_u(node: &Node) -> NodeU {
[INFO] [stderr]      |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_file`
[INFO] [stderr]   --> src/utils.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn read_file() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 59 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.30s
[INFO] running `"docker" "inspect" "bb4b99909adf7d26baeea241bfa87fe8df13cab58cf565fec4a8423ddc45f828"`
[INFO] running `"docker" "rm" "-f" "bb4b99909adf7d26baeea241bfa87fe8df13cab58cf565fec4a8423ddc45f828"`
[INFO] [stdout] bb4b99909adf7d26baeea241bfa87fe8df13cab58cf565fec4a8423ddc45f828
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6feb4a85baf135b089c92b412a29804a7bbdd907de2dd7280ac2b3ff7f28519e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "6feb4a85baf135b089c92b412a29804a7bbdd907de2dd7280ac2b3ff7f28519e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rsc3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Mrg`
[INFO] [stderr]  --> src/osc.rs:1:32
[INFO] [stderr]   |
[INFO] [stderr] 1 | use sc3::{synthdef, Ugen, Mce, Mrg};
[INFO] [stderr]   |                                ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::*`
[INFO] [stderr]  --> src/osc.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::time::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Sub`
[INFO] [stderr]  --> src/ugens.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{Add, Mul, Sub};
[INFO] [stderr]   |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/ugens.rs:159:1
[INFO] [stderr]     |
[INFO] [stderr] 159 | / macro_rules! osc_m {
[INFO] [stderr] 160 | |     ($name:expr, $first:expr, $second:expr) => {
[INFO] [stderr] 161 | |         Oscillator::new($name, $first, $second).run(1)
[INFO] [stderr] 162 | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |     };
[INFO] [stderr] 166 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/ugens.rs:168:1
[INFO] [stderr]     |
[INFO] [stderr] 168 | / macro_rules! sin_osc_m {
[INFO] [stderr] 169 | |     ($first:expr, $second:expr) => {
[INFO] [stderr] 170 | |         osc_m!("SinOsc", $first, $second)
[INFO] [stderr] 171 | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 174 | |     };
[INFO] [stderr] 175 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/sc3.rs:1145:27
[INFO] [stderr]      |
[INFO] [stderr] 1145 |     let op_any = op_b as &Any;
[INFO] [stderr]      |                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/sc3.rs:1189:29
[INFO] [stderr]      |
[INFO] [stderr] 1189 |     let op1_any = op1_b as &Any;
[INFO] [stderr]      |                             ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/sc3.rs:1191:29
[INFO] [stderr]      |
[INFO] [stderr] 1191 |     let op2_any = op2_b as &Any;
[INFO] [stderr]      |                             ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Label`
[INFO] [stderr]  --> src/gui.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use iui::controls::{Label, Button, VerticalBox, Group};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Ugen`
[INFO] [stderr]  --> src/utils.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use sc3::{Ugen};
[INFO] [stderr]   |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `osc::*`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use osc::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ugens::*`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use ugens::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sc3::*`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use sc3::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f64`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::f64;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/osc.rs:331:35
[INFO] [stderr]     |
[INFO] [stderr] 331 |         let mut buf: [u8; 1024] = mem::uninitialized();
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `int`
[INFO] [stderr]    --> src/osc.rs:109:20
[INFO] [stderr]     |
[INFO] [stderr] 109 |         Datum::Int(int) => 'i',
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `float`
[INFO] [stderr]    --> src/osc.rs:110:22
[INFO] [stderr]     |
[INFO] [stderr] 110 |         Datum::Float(float) => 'f',
[INFO] [stderr]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_float`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `strng`
[INFO] [stderr]    --> src/osc.rs:111:20
[INFO] [stderr]     |
[INFO] [stderr] 111 |         Datum::Str(strng) => 's',
[INFO] [stderr]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_strng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `blob`
[INFO] [stderr]    --> src/osc.rs:112:21
[INFO] [stderr]     |
[INFO] [stderr] 112 |         Datum::Blob(blob) => 'b',
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_blob`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/osc.rs:297:9
[INFO] [stderr]     |
[INFO] [stderr] 297 |     let data = osc_receive();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amt`
[INFO] [stderr]    --> src/osc.rs:314:16
[INFO] [stderr]     |
[INFO] [stderr] 314 |             Ok(amt) => {
[INFO] [stderr]     |                ^^^ help: if this is intentional, prefix it with an underscore: `_amt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ind`
[INFO] [stderr]    --> src/sc3.rs:194:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |     for ind in 0..level {
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ind`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mrg`
[INFO] [stderr]    --> src/sc3.rs:202:19
[INFO] [stderr]     |
[INFO] [stderr] 202 |         Ugen::Mrg(mrg) => println!("MG "),
[INFO] [stderr]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_mrg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/utils.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         Err(err) => panic!("File not found")
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/utils.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let mut file = BufReader::new(&f);
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: private type `sc3::FromPortC` in public interface (error E0446)
[INFO] [stderr]    --> src/sc3.rs:167:15
[INFO] [stderr]     |
[INFO] [stderr] 167 |     FromPortC(FromPortC),
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `sc3::FromPortK` in public interface (error E0446)
[INFO] [stderr]    --> src/sc3.rs:168:15
[INFO] [stderr]     |
[INFO] [stderr] 168 |     FromPortK(FromPortK),
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `sc3::FromPortU` in public interface (error E0446)
[INFO] [stderr]    --> src/sc3.rs:169:15
[INFO] [stderr]     |
[INFO] [stderr] 169 |     FromPortU(FromPortU),
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_i32`
[INFO] [stderr]   --> src/osc.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn decode_i32(buf: Vec<u8>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Float`
[INFO] [stderr]   --> src/osc.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     Float(f32),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Oscillator`
[INFO] [stderr]  --> src/ugens.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Oscillator {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/ugens.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(name: &str, freq: f32, phase: f32) -> Oscillator {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rate`
[INFO] [stderr]   --> src/ugens.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn rate(mut self, rate: Rate) -> Oscillator {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `run`
[INFO] [stderr]   --> src/ugens.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn run(self, ou: i32) -> Ugen {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `const_vec`
[INFO] [stderr]   --> src/ugens.rs:52:4
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn const_vec(nums: Vec<f32>) -> UgenList {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sin_osc`
[INFO] [stderr]   --> src/ugens.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub fn sin_osc(freq: f32, phase: f32) -> Ugen {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add`
[INFO] [stderr]    --> src/ugens.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 | pub fn add<T: Any, U: Any>(op1: T, op2: U) -> Ugen {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mul`
[INFO] [stderr]    --> src/ugens.rs:124:8
[INFO] [stderr]     |
[INFO] [stderr] 124 | pub fn mul<T: Any, U: Any>(op1: T, op2: U) -> Ugen {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sub`
[INFO] [stderr]    --> src/ugens.rs:128:8
[INFO] [stderr]     |
[INFO] [stderr] 128 | pub fn sub<T: Any, U: Any>(op1: T, op2: U) -> Ugen {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_ugen`
[INFO] [stderr]    --> src/sc3.rs:193:8
[INFO] [stderr]     |
[INFO] [stderr] 193 | pub fn print_ugen(level: i32, ugen: &Ugen) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_ugens`
[INFO] [stderr]    --> src/sc3.rs:321:4
[INFO] [stderr]     |
[INFO] [stderr] 321 | fn print_ugens(ugens: &UgenList) {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mce_channel`
[INFO] [stderr]    --> src/sc3.rs:566:4
[INFO] [stderr]     |
[INFO] [stderr] 566 | fn mce_channel(n: i32, ugen: &Ugen) -> Ugen {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_osc_mce`
[INFO] [stderr]     --> src/sc3.rs:1076:8
[INFO] [stderr]      |
[INFO] [stderr] 1076 | pub fn mk_osc_mce(rate: Rate, name: &str, inputs: UgenList, ugen: &Ugen, ou: i32) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_oscillator`
[INFO] [stderr]     --> src/sc3.rs:1097:8
[INFO] [stderr]      |
[INFO] [stderr] 1097 | pub fn mk_oscillator(rate: Rate, name: &str, inputs: UgenList, ou: i32) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_filter_id`
[INFO] [stderr]     --> src/sc3.rs:1117:8
[INFO] [stderr]      |
[INFO] [stderr] 1117 | pub fn mk_filter_id(name: &str, inputs: UgenList, ou: i32) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_unary_operator`
[INFO] [stderr]     --> src/sc3.rs:1143:8
[INFO] [stderr]      |
[INFO] [stderr] 1143 | pub fn mk_unary_operator<T: Any>(sp: i32, fun: fn(f64) -> f64, op: T) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_binary_operator_2`
[INFO] [stderr]     --> src/sc3.rs:1187:8
[INFO] [stderr]      |
[INFO] [stderr] 1187 | pub fn mk_binary_operator_2<T: Any, U: Any>(sp: i32, fun: fn(f64, f64) -> f64, op1: T, op2: U) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_primitive`
[INFO] [stderr]     --> src/sc3.rs:1277:4
[INFO] [stderr]      |
[INFO] [stderr] 1277 | fn get_primitive(ugen: &Ugen) -> Primitive {
[INFO] [stderr]      |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_file`
[INFO] [stderr]   --> src/utils.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn read_file() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 49 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `"docker" "inspect" "6feb4a85baf135b089c92b412a29804a7bbdd907de2dd7280ac2b3ff7f28519e"`
[INFO] running `"docker" "rm" "-f" "6feb4a85baf135b089c92b412a29804a7bbdd907de2dd7280ac2b3ff7f28519e"`
[INFO] [stdout] 6feb4a85baf135b089c92b412a29804a7bbdd907de2dd7280ac2b3ff7f28519e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 1a5bdd5100eb085ca28dfecd31e6029c14303ebcefce358773e8c42eb0f1eae9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "1a5bdd5100eb085ca28dfecd31e6029c14303ebcefce358773e8c42eb0f1eae9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `Mrg`
[INFO] [stderr]  --> src/osc.rs:1:32
[INFO] [stderr]   |
[INFO] [stderr] 1 | use sc3::{synthdef, Ugen, Mce, Mrg};
[INFO] [stderr]   |                                ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::*`
[INFO] [stderr]  --> src/osc.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::time::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Sub`
[INFO] [stderr]  --> src/ugens.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{Add, Mul, Sub};
[INFO] [stderr]   |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/ugens.rs:159:1
[INFO] [stderr]     |
[INFO] [stderr] 159 | / macro_rules! osc_m {
[INFO] [stderr] 160 | |     ($name:expr, $first:expr, $second:expr) => {
[INFO] [stderr] 161 | |         Oscillator::new($name, $first, $second).run(1)
[INFO] [stderr] 162 | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |     };
[INFO] [stderr] 166 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/ugens.rs:168:1
[INFO] [stderr]     |
[INFO] [stderr] 168 | / macro_rules! sin_osc_m {
[INFO] [stderr] 169 | |     ($first:expr, $second:expr) => {
[INFO] [stderr] 170 | |         osc_m!("SinOsc", $first, $second)
[INFO] [stderr] 171 | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 174 | |     };
[INFO] [stderr] 175 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/sc3.rs:1145:27
[INFO] [stderr]      |
[INFO] [stderr] 1145 |     let op_any = op_b as &Any;
[INFO] [stderr]      |                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/sc3.rs:1189:29
[INFO] [stderr]      |
[INFO] [stderr] 1189 |     let op1_any = op1_b as &Any;
[INFO] [stderr]      |                             ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/sc3.rs:1191:29
[INFO] [stderr]      |
[INFO] [stderr] 1191 |     let op2_any = op2_b as &Any;
[INFO] [stderr]      |                             ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Label`
[INFO] [stderr]  --> src/gui.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use iui::controls::{Label, Button, VerticalBox, Group};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Ugen`
[INFO] [stderr]  --> src/utils.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use sc3::{Ugen};
[INFO] [stderr]   |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `osc::*`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use osc::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ugens::*`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use ugens::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sc3::*`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use sc3::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f64`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::f64;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/osc.rs:331:35
[INFO] [stderr]     |
[INFO] [stderr] 331 |         let mut buf: [u8; 1024] = mem::uninitialized();
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `int`
[INFO] [stderr]    --> src/osc.rs:109:20
[INFO] [stderr]     |
[INFO] [stderr] 109 |         Datum::Int(int) => 'i',
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `float`
[INFO] [stderr]    --> src/osc.rs:110:22
[INFO] [stderr]     |
[INFO] [stderr] 110 |         Datum::Float(float) => 'f',
[INFO] [stderr]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_float`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `strng`
[INFO] [stderr]    --> src/osc.rs:111:20
[INFO] [stderr]     |
[INFO] [stderr] 111 |         Datum::Str(strng) => 's',
[INFO] [stderr]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_strng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `blob`
[INFO] [stderr]    --> src/osc.rs:112:21
[INFO] [stderr]     |
[INFO] [stderr] 112 |         Datum::Blob(blob) => 'b',
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_blob`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/osc.rs:297:9
[INFO] [stderr]     |
[INFO] [stderr] 297 |     let data = osc_receive();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amt`
[INFO] [stderr]    --> src/osc.rs:314:16
[INFO] [stderr]     |
[INFO] [stderr] 314 |             Ok(amt) => {
[INFO] [stderr]     |                ^^^ help: if this is intentional, prefix it with an underscore: `_amt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ind`
[INFO] [stderr]    --> src/sc3.rs:194:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |     for ind in 0..level {
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ind`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mrg`
[INFO] [stderr]    --> src/sc3.rs:202:19
[INFO] [stderr]     |
[INFO] [stderr] 202 |         Ugen::Mrg(mrg) => println!("MG "),
[INFO] [stderr]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_mrg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/utils.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         Err(err) => panic!("File not found")
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/utils.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let mut file = BufReader::new(&f);
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: private type `sc3::FromPortC` in public interface (error E0446)
[INFO] [stderr]    --> src/sc3.rs:167:15
[INFO] [stderr]     |
[INFO] [stderr] 167 |     FromPortC(FromPortC),
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `sc3::FromPortK` in public interface (error E0446)
[INFO] [stderr]    --> src/sc3.rs:168:15
[INFO] [stderr]     |
[INFO] [stderr] 168 |     FromPortK(FromPortK),
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `sc3::FromPortU` in public interface (error E0446)
[INFO] [stderr]    --> src/sc3.rs:169:15
[INFO] [stderr]     |
[INFO] [stderr] 169 |     FromPortU(FromPortU),
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_i32`
[INFO] [stderr]   --> src/osc.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn decode_i32(buf: Vec<u8>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Float`
[INFO] [stderr]   --> src/osc.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     Float(f32),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Oscillator`
[INFO] [stderr]  --> src/ugens.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Oscillator {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/ugens.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(name: &str, freq: f32, phase: f32) -> Oscillator {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rate`
[INFO] [stderr]   --> src/ugens.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn rate(mut self, rate: Rate) -> Oscillator {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `run`
[INFO] [stderr]   --> src/ugens.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn run(self, ou: i32) -> Ugen {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `const_vec`
[INFO] [stderr]   --> src/ugens.rs:52:4
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn const_vec(nums: Vec<f32>) -> UgenList {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sin_osc`
[INFO] [stderr]   --> src/ugens.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub fn sin_osc(freq: f32, phase: f32) -> Ugen {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add`
[INFO] [stderr]    --> src/ugens.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 | pub fn add<T: Any, U: Any>(op1: T, op2: U) -> Ugen {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mul`
[INFO] [stderr]    --> src/ugens.rs:124:8
[INFO] [stderr]     |
[INFO] [stderr] 124 | pub fn mul<T: Any, U: Any>(op1: T, op2: U) -> Ugen {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sub`
[INFO] [stderr]    --> src/ugens.rs:128:8
[INFO] [stderr]     |
[INFO] [stderr] 128 | pub fn sub<T: Any, U: Any>(op1: T, op2: U) -> Ugen {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_ugen`
[INFO] [stderr]    --> src/sc3.rs:193:8
[INFO] [stderr]     |
[INFO] [stderr] 193 | pub fn print_ugen(level: i32, ugen: &Ugen) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_ugens`
[INFO] [stderr]    --> src/sc3.rs:321:4
[INFO] [stderr]     |
[INFO] [stderr] 321 | fn print_ugens(ugens: &UgenList) {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mce_channel`
[INFO] [stderr]    --> src/sc3.rs:566:4
[INFO] [stderr]     |
[INFO] [stderr] 566 | fn mce_channel(n: i32, ugen: &Ugen) -> Ugen {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_osc_mce`
[INFO] [stderr]     --> src/sc3.rs:1076:8
[INFO] [stderr]      |
[INFO] [stderr] 1076 | pub fn mk_osc_mce(rate: Rate, name: &str, inputs: UgenList, ugen: &Ugen, ou: i32) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_oscillator`
[INFO] [stderr]     --> src/sc3.rs:1097:8
[INFO] [stderr]      |
[INFO] [stderr] 1097 | pub fn mk_oscillator(rate: Rate, name: &str, inputs: UgenList, ou: i32) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_filter_id`
[INFO] [stderr]     --> src/sc3.rs:1117:8
[INFO] [stderr]      |
[INFO] [stderr] 1117 | pub fn mk_filter_id(name: &str, inputs: UgenList, ou: i32) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_unary_operator`
[INFO] [stderr]     --> src/sc3.rs:1143:8
[INFO] [stderr]      |
[INFO] [stderr] 1143 | pub fn mk_unary_operator<T: Any>(sp: i32, fun: fn(f64) -> f64, op: T) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mk_binary_operator_2`
[INFO] [stderr]     --> src/sc3.rs:1187:8
[INFO] [stderr]      |
[INFO] [stderr] 1187 | pub fn mk_binary_operator_2<T: Any, U: Any>(sp: i32, fun: fn(f64, f64) -> f64, op1: T, op2: U) -> Ugen {
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_primitive`
[INFO] [stderr]     --> src/sc3.rs:1277:4
[INFO] [stderr]      |
[INFO] [stderr] 1277 | fn get_primitive(ugen: &Ugen) -> Primitive {
[INFO] [stderr]      |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_file`
[INFO] [stderr]   --> src/utils.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn read_file() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 49 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rsc3-2545d5aba611a893
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test0 ... ok
[INFO] [stdout] test ugens::test2 ... ok
[INFO] [stdout] test sc3::test1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1a5bdd5100eb085ca28dfecd31e6029c14303ebcefce358773e8c42eb0f1eae9"`
[INFO] running `"docker" "rm" "-f" "1a5bdd5100eb085ca28dfecd31e6029c14303ebcefce358773e8c42eb0f1eae9"`
[INFO] [stdout] 1a5bdd5100eb085ca28dfecd31e6029c14303ebcefce358773e8c42eb0f1eae9