[INFO] updating cached repository https://github.com/tnctinfossl/glcommand
[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] e75b94337478d84dd06efe3ce87add79d64679cb
[INFO] testing tnctinfossl/glcommand against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnctinfossl%2Fglcommand" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tnctinfossl/glcommand 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/tnctinfossl/glcommand
[INFO] finished tweaking git repo https://github.com/tnctinfossl/glcommand
[INFO] tweaked toml for git repo https://github.com/tnctinfossl/glcommand written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/tnctinfossl/glcommand 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] afdd143354eb3dba7b928464cefd63fbb7980f78ad03b4fa99c4b879684effd9
[INFO] running `"docker" "start" "-a" "afdd143354eb3dba7b928464cefd63fbb7980f78ad03b4fa99c4b879684effd9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling glcommand v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/commands.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::net::{TcpListener,TcpStream};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Result`
[INFO] [stderr]  --> src/commands.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Write,Result,Error};
[INFO] [stderr]   |                     ^^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]   --> src/commands.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Send`
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Receive`
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `Send` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^ help: convert the identifier to snake case (notice the capitalization): `send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `Receive` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^ help: convert the identifier to snake case: `receive`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/commands.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::net::{TcpListener,TcpStream};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Result`
[INFO] [stderr]  --> src/commands.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Write,Result,Error};
[INFO] [stderr]   |                     ^^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde_json;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]   --> src/commands.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Send`
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Receive`
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `Send` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^ help: convert the identifier to snake case (notice the capitalization): `send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `Receive` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^ help: convert the identifier to snake case: `receive`
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.42s
[INFO] running `"docker" "inspect" "afdd143354eb3dba7b928464cefd63fbb7980f78ad03b4fa99c4b879684effd9"`
[INFO] running `"docker" "rm" "-f" "afdd143354eb3dba7b928464cefd63fbb7980f78ad03b4fa99c4b879684effd9"`
[INFO] [stdout] afdd143354eb3dba7b928464cefd63fbb7980f78ad03b4fa99c4b879684effd9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 925c68f54d59b9e1baedf0fcaaf1ab0257e5920662beef754135da49fed8ccfe
[INFO] running `"docker" "start" "-a" "925c68f54d59b9e1baedf0fcaaf1ab0257e5920662beef754135da49fed8ccfe"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling glcommand v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/commands.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::net::{TcpListener,TcpStream};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Result`
[INFO] [stderr]  --> src/commands.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Write,Result,Error};
[INFO] [stderr]   |                     ^^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]   --> src/commands.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Send`
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Receive`
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `Send` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^ help: convert the identifier to snake case (notice the capitalization): `send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `Receive` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^ help: convert the identifier to snake case: `receive`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/commands.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::net::{TcpListener,TcpStream};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Result`
[INFO] [stderr]  --> src/commands.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Write,Result,Error};
[INFO] [stderr]   |                     ^^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/commands.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::net::{TcpListener,TcpStream};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Result`
[INFO] [stderr]  --> src/commands.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Write,Result,Error};
[INFO] [stderr]   |                     ^^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde_json;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]   --> src/commands.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]   --> src/commands.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Send`
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Receive`
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Send`
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Receive`
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `Send` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^ help: convert the identifier to snake case (notice the capitalization): `send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `Receive` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^ help: convert the identifier to snake case: `receive`
[INFO] [stderr] 
[INFO] [stderr] warning: method `Send` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^ help: convert the identifier to snake case (notice the capitalization): `send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `Receive` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^ help: convert the identifier to snake case: `receive`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "925c68f54d59b9e1baedf0fcaaf1ab0257e5920662beef754135da49fed8ccfe"`
[INFO] running `"docker" "rm" "-f" "925c68f54d59b9e1baedf0fcaaf1ab0257e5920662beef754135da49fed8ccfe"`
[INFO] [stdout] 925c68f54d59b9e1baedf0fcaaf1ab0257e5920662beef754135da49fed8ccfe
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3738ab54296aa8b99e079f420ccbb1955b4a6383aee8823e134b946080f9b86e
[INFO] running `"docker" "start" "-a" "3738ab54296aa8b99e079f420ccbb1955b4a6383aee8823e134b946080f9b86e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/commands.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::net::{TcpListener,TcpStream};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Result`
[INFO] [stderr]  --> src/commands.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Write,Result,Error};
[INFO] [stderr]   |                     ^^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]   --> src/commands.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Send`
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Receive`
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `Send` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^ help: convert the identifier to snake case (notice the capitalization): `send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `Receive` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^ help: convert the identifier to snake case: `receive`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/commands.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::net::{TcpListener,TcpStream};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Result`
[INFO] [stderr]  --> src/commands.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Write,Result,Error};
[INFO] [stderr]   |                     ^^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde_json;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/commands.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::net::{TcpListener,TcpStream};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Result`
[INFO] [stderr]  --> src/commands.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Write,Result,Error};
[INFO] [stderr]   |                     ^^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]   --> src/commands.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Send`
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]   --> src/commands.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Send`
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Receive`
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `Send` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^ help: convert the identifier to snake case (notice the capitalization): `send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `Receive` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^ help: convert the identifier to snake case: `receive`
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Receive`
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/commands.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `Send` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn Send(&self,url:&str){
[INFO] [stderr]    |        ^^^^ help: convert the identifier to snake case (notice the capitalization): `send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `Receive` should have a snake case name
[INFO] [stderr]   --> src/commands.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn Receive(url:&str)->Option<Command>{
[INFO] [stderr]    |        ^^^^^^^ help: convert the identifier to snake case: `receive`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/glcommand-b73d8c0c4c942895
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/glcommand-f6a96c7151d7ea3e
[INFO] [stderr]    Doc-tests glcommand
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3738ab54296aa8b99e079f420ccbb1955b4a6383aee8823e134b946080f9b86e"`
[INFO] running `"docker" "rm" "-f" "3738ab54296aa8b99e079f420ccbb1955b4a6383aee8823e134b946080f9b86e"`
[INFO] [stdout] 3738ab54296aa8b99e079f420ccbb1955b4a6383aee8823e134b946080f9b86e