Dec 11 09:34:02.635 INFO checking shvetsovdm/rust_sandbox against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 09:34:02.636 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 09:34:03.185 INFO [stdout] 1616f789be015e3b47ab5b9390caf542755e51a7edb7a7cd7685dd8bb23b96f2
Dec 11 09:34:03.188 INFO running `"docker" "start" "-a" "1616f789be015e3b47ab5b9390caf542755e51a7edb7a7cd7685dd8bb23b96f2"`
Dec 11 09:34:04.083 INFO [stderr] usermod: no changes
Dec 11 09:34:04.132 INFO [stderr]     Checking rust_sandbox v0.0.1 (/source)
Dec 11 09:34:04.560 INFO [stderr] warning: function is never used: `run`
Dec 11 09:34:04.560 INFO [stderr]  --> src/thread_and_channel_1.rs:6:1
Dec 11 09:34:04.560 INFO [stderr]   |
Dec 11 09:34:04.560 INFO [stderr] 6 | pub fn run() {
Dec 11 09:34:04.560 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 09:34:04.560 INFO [stderr]   |
Dec 11 09:34:04.560 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 09:34:04.560 INFO [stderr] 
Dec 11 09:34:04.560 INFO [stderr] warning: function is never used: `run`
Dec 11 09:34:04.560 INFO [stderr]  --> src/non_blocking_io.rs:6:1
Dec 11 09:34:04.560 INFO [stderr]   |
Dec 11 09:34:04.560 INFO [stderr] 6 | pub fn run() {
Dec 11 09:34:04.560 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 09:34:04.560 INFO [stderr] 
Dec 11 09:34:04.560 INFO [stderr] warning: function is never used: `run`
Dec 11 09:34:04.560 INFO [stderr]  --> src/string_match.rs:1:1
Dec 11 09:34:04.560 INFO [stderr]   |
Dec 11 09:34:04.561 INFO [stderr] 1 | pub fn run() {
Dec 11 09:34:04.561 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 09:34:04.561 INFO [stderr] 
Dec 11 09:34:04.561 INFO [stderr] warning: enum is never used: `Str`
Dec 11 09:34:04.561 INFO [stderr]   --> src/string_match.rs:23:1
Dec 11 09:34:04.561 INFO [stderr]    |
Dec 11 09:34:04.561 INFO [stderr] 23 | enum Str<'str> {
Dec 11 09:34:04.561 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 11 09:34:04.561 INFO [stderr] 
Dec 11 09:34:04.561 INFO [stderr] warning: struct is never constructed: `Stick`
Dec 11 09:34:04.561 INFO [stderr]  --> src/structs_and_trait.rs:6:1
Dec 11 09:34:04.561 INFO [stderr]   |
Dec 11 09:34:04.561 INFO [stderr] 6 | struct Stick {
Dec 11 09:34:04.561 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 09:34:04.561 INFO [stderr] 
Dec 11 09:34:04.561 INFO [stderr] warning: method is never used: `new`
Dec 11 09:34:04.561 INFO [stderr]   --> src/structs_and_trait.rs:12:5
Dec 11 09:34:04.561 INFO [stderr]    |
Dec 11 09:34:04.561 INFO [stderr] 12 |     fn new() -> Stick {
Dec 11 09:34:04.561 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 11 09:34:04.561 INFO [stderr] 
Dec 11 09:34:04.561 INFO [stderr] warning: struct is never constructed: `Character`
Dec 11 09:34:04.561 INFO [stderr]   --> src/structs_and_trait.rs:27:1
Dec 11 09:34:04.561 INFO [stderr]    |
Dec 11 09:34:04.561 INFO [stderr] 27 | struct Character<'weapon> {
Dec 11 09:34:04.561 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:34:04.561 INFO [stderr] 
Dec 11 09:34:04.561 INFO [stderr] warning: function is never used: `run`
Dec 11 09:34:04.561 INFO [stderr]   --> src/structs_and_trait.rs:32:1
Dec 11 09:34:04.561 INFO [stderr]    |
Dec 11 09:34:04.561 INFO [stderr] 32 | pub fn run() {
Dec 11 09:34:04.561 INFO [stderr]    | ^^^^^^^^^^^^
Dec 11 09:34:04.561 INFO [stderr] 
Dec 11 09:34:04.614 INFO [stderr] warning: function is never used: `run`
Dec 11 09:34:04.614 INFO [stderr]  --> src/thread_and_channel_1.rs:6:1
Dec 11 09:34:04.614 INFO [stderr]   |
Dec 11 09:34:04.614 INFO [stderr] 6 | pub fn run() {
Dec 11 09:34:04.614 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 09:34:04.614 INFO [stderr]   |
Dec 11 09:34:04.614 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 09:34:04.614 INFO [stderr] 
Dec 11 09:34:04.614 INFO [stderr] warning: function is never used: `run`
Dec 11 09:34:04.614 INFO [stderr]  --> src/non_blocking_io.rs:6:1
Dec 11 09:34:04.614 INFO [stderr]   |
Dec 11 09:34:04.614 INFO [stderr] 6 | pub fn run() {
Dec 11 09:34:04.614 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 09:34:04.614 INFO [stderr] 
Dec 11 09:34:04.614 INFO [stderr] warning: function is never used: `run`
Dec 11 09:34:04.614 INFO [stderr]  --> src/string_match.rs:1:1
Dec 11 09:34:04.614 INFO [stderr]   |
Dec 11 09:34:04.614 INFO [stderr] 1 | pub fn run() {
Dec 11 09:34:04.614 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 09:34:04.614 INFO [stderr] 
Dec 11 09:34:04.614 INFO [stderr] warning: enum is never used: `Str`
Dec 11 09:34:04.614 INFO [stderr]   --> src/string_match.rs:23:1
Dec 11 09:34:04.614 INFO [stderr]    |
Dec 11 09:34:04.614 INFO [stderr] 23 | enum Str<'str> {
Dec 11 09:34:04.614 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 11 09:34:04.614 INFO [stderr] 
Dec 11 09:34:04.614 INFO [stderr] warning: struct is never constructed: `Stick`
Dec 11 09:34:04.614 INFO [stderr]  --> src/structs_and_trait.rs:6:1
Dec 11 09:34:04.614 INFO [stderr]   |
Dec 11 09:34:04.614 INFO [stderr] 6 | struct Stick {
Dec 11 09:34:04.614 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 09:34:04.614 INFO [stderr] 
Dec 11 09:34:04.614 INFO [stderr] warning: method is never used: `new`
Dec 11 09:34:04.614 INFO [stderr]   --> src/structs_and_trait.rs:12:5
Dec 11 09:34:04.614 INFO [stderr]    |
Dec 11 09:34:04.614 INFO [stderr] 12 |     fn new() -> Stick {
Dec 11 09:34:04.614 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 11 09:34:04.614 INFO [stderr] 
Dec 11 09:34:04.614 INFO [stderr] warning: struct is never constructed: `Character`
Dec 11 09:34:04.614 INFO [stderr]   --> src/structs_and_trait.rs:27:1
Dec 11 09:34:04.614 INFO [stderr]    |
Dec 11 09:34:04.614 INFO [stderr] 27 | struct Character<'weapon> {
Dec 11 09:34:04.614 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:34:04.614 INFO [stderr] 
Dec 11 09:34:04.614 INFO [stderr] warning: function is never used: `run`
Dec 11 09:34:04.614 INFO [stderr]   --> src/structs_and_trait.rs:32:1
Dec 11 09:34:04.614 INFO [stderr]    |
Dec 11 09:34:04.614 INFO [stderr] 32 | pub fn run() {
Dec 11 09:34:04.614 INFO [stderr]    | ^^^^^^^^^^^^
Dec 11 09:34:04.614 INFO [stderr] 
Dec 11 09:34:04.652 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Dec 11 09:34:04.652 INFO [stderr] su: No module specific data is present
Dec 11 09:34:05.350 INFO running `"docker" "inspect" "1616f789be015e3b47ab5b9390caf542755e51a7edb7a7cd7685dd8bb23b96f2"`
Dec 11 09:34:05.610 INFO running `"docker" "rm" "-f" "1616f789be015e3b47ab5b9390caf542755e51a7edb7a7cd7685dd8bb23b96f2"`
Dec 11 09:34:05.928 INFO [stdout] 1616f789be015e3b47ab5b9390caf542755e51a7edb7a7cd7685dd8bb23b96f2