[INFO] cloning repository geirmundsimonsen/rust-osc
[INFO] running `"git" "clone" "--bare" "git://github.com/geirmundsimonsen/rust-osc.git" "work/cache/sources/gh/geirmundsimonsen/rust-osc"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/geirmundsimonsen/rust-osc'...
[INFO] running `"git" "clone" "work/cache/sources/gh/geirmundsimonsen/rust-osc" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/geirmundsimonsen/rust-osc"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/geirmundsimonsen/rust-osc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/geirmundsimonsen/rust-osc" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/geirmundsimonsen/rust-osc"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/geirmundsimonsen/rust-osc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8c6f9b536f458ba8c66f8e5fffbeb35461e18463
[INFO] sha for GitHub repo geirmundsimonsen/rust-osc: 8c6f9b536f458ba8c66f8e5fffbeb35461e18463
[INFO] validating manifest of geirmundsimonsen/rust-osc on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of geirmundsimonsen/rust-osc on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing geirmundsimonsen/rust-osc
[INFO] finished frobbing geirmundsimonsen/rust-osc
[INFO] frobbed toml for geirmundsimonsen/rust-osc written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/geirmundsimonsen/rust-osc/Cargo.toml
[INFO] started frobbing geirmundsimonsen/rust-osc
[INFO] finished frobbing geirmundsimonsen/rust-osc
[INFO] frobbed toml for geirmundsimonsen/rust-osc written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/geirmundsimonsen/rust-osc/Cargo.toml
[INFO] crate geirmundsimonsen/rust-osc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking geirmundsimonsen/rust-osc against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/geirmundsimonsen/rust-osc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a7d992ef763f269c9a578ee70e902e9350f15c5c1b59131b2758f672c2640d0d
[INFO] running `"docker" "start" "-a" "a7d992ef763f269c9a578ee70e902e9350f15c5c1b59131b2758f672c2640d0d"`
[INFO] [stderr]     Checking osc2 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `argNo`
[INFO] [stderr]    --> src/lib.rs:108:16
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn change(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: consider prefixing with an underscore: `_argNo`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `argNo`
[INFO] [stderr]    --> src/lib.rs:112:16
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn remove(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: consider prefixing with an underscore: `_argNo`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/lib.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |     pub fn address(address: &str) {
[INFO] [stderr]     |                    ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `argNo` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:108:16
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn change(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `argNo` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:112:16
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn remove(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stderr] 
[INFO] [stderr] warning: method `removeAll` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub fn removeAll() {
[INFO] [stderr]     |            ^^^^^^^^^ help: convert the identifier to snake case: `remove_all`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `argNo`
[INFO] [stderr]    --> src/lib.rs:108:16
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn change(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: consider prefixing with an underscore: `_argNo`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `argNo`
[INFO] [stderr]    --> src/lib.rs:112:16
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn remove(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: consider prefixing with an underscore: `_argNo`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/lib.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |     pub fn address(address: &str) {
[INFO] [stderr]     |                    ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `argNo` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:108:16
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn change(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `argNo` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:112:16
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn remove(argNo: u32) {
[INFO] [stderr]     |                   ^^^^^ help: convert the identifier to snake case: `arg_no`
[INFO] [stderr] 
[INFO] [stderr] warning: method `removeAll` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub fn removeAll() {
[INFO] [stderr]     |            ^^^^^^^^^ help: convert the identifier to snake case: `remove_all`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     socket.send_to(msg.get_bytes(), "127.0.0.1:57120");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     socket.send_to(msg.get_bytes(), "127.0.0.1:57120");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `"docker" "inspect" "a7d992ef763f269c9a578ee70e902e9350f15c5c1b59131b2758f672c2640d0d"`
[INFO] running `"docker" "rm" "-f" "a7d992ef763f269c9a578ee70e902e9350f15c5c1b59131b2758f672c2640d0d"`
[INFO] [stdout] a7d992ef763f269c9a578ee70e902e9350f15c5c1b59131b2758f672c2640d0d