Dec 12 16:05:31.320 INFO checking daemon-0.0.8 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 16:05:31.320 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 12 16:05:31.908 INFO [stdout] ad34d3ea211a5d61b302a2c1c127c8fdf1cb2936e53fda04e29db1ae94944dad
Dec 12 16:05:31.916 INFO running `"docker" "start" "-a" "ad34d3ea211a5d61b302a2c1c127c8fdf1cb2936e53fda04e29db1ae94944dad"`
Dec 12 16:05:32.849 INFO [stderr] usermod: no changes
Dec 12 16:05:32.916 INFO [stderr]     Checking daemon v0.0.8 (/source)
Dec 12 16:05:33.572 INFO [stderr] warning: unused variable: `sig`
Dec 12 16:05:33.572 INFO [stderr]    --> src/linux.rs:125:42
Dec 12 16:05:33.572 INFO [stderr]     |
Dec 12 16:05:33.572 INFO [stderr] 125 | unsafe extern "system" fn signal_handler(sig: libc::c_int) {
Dec 12 16:05:33.572 INFO [stderr]     |                                          ^^^ help: consider using `_sig` instead
Dec 12 16:05:33.572 INFO [stderr]     |
Dec 12 16:05:33.572 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 16:05:33.572 INFO [stderr] 
Dec 12 16:05:33.584 INFO [stderr] warning: unnecessary `unsafe` block
Dec 12 16:05:33.584 INFO [stderr]    --> src/linux.rs:111:5
Dec 12 16:05:33.584 INFO [stderr]     |
Dec 12 16:05:33.584 INFO [stderr] 111 |     unsafe {
Dec 12 16:05:33.584 INFO [stderr]     |     ^^^^^^ unnecessary `unsafe` block
Dec 12 16:05:33.584 INFO [stderr]     |
Dec 12 16:05:33.584 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 12 16:05:33.584 INFO [stderr] 
Dec 12 16:05:33.584 INFO [stderr] warning: function is never used: `signal_handler`
Dec 12 16:05:33.584 INFO [stderr]    --> src/linux.rs:125:1
Dec 12 16:05:33.584 INFO [stderr]     |
Dec 12 16:05:33.584 INFO [stderr] 125 | unsafe extern "system" fn signal_handler(sig: libc::c_int) {
Dec 12 16:05:33.584 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:05:33.585 INFO [stderr]     |
Dec 12 16:05:33.585 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 12 16:05:33.585 INFO [stderr] 
Dec 12 16:05:33.585 INFO [stderr] warning: foreign function is never used: `raise`
Dec 12 16:05:33.585 INFO [stderr]    --> src/linux.rs:142:5
Dec 12 16:05:33.585 INFO [stderr]     |
Dec 12 16:05:33.585 INFO [stderr] 142 |     fn raise(sig: libc::c_int) -> libc::c_int;
Dec 12 16:05:33.585 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:05:33.585 INFO [stderr] 
Dec 12 16:05:33.585 INFO [stderr] warning: foreign function is never used: `signal`
Dec 12 16:05:33.585 INFO [stderr]    --> src/linux.rs:143:5
Dec 12 16:05:33.585 INFO [stderr]     |
Dec 12 16:05:33.585 INFO [stderr] 143 |     fn signal(sig: libc::c_int, handler: *const libc::c_void) -> libc::c_int;
Dec 12 16:05:33.585 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:05:33.585 INFO [stderr] 
Dec 12 16:05:33.585 INFO [stderr] warning: foreign function is never used: `kill`
Dec 12 16:05:33.585 INFO [stderr]    --> src/linux.rs:144:5
Dec 12 16:05:33.585 INFO [stderr]     |
Dec 12 16:05:33.585 INFO [stderr] 144 |     fn kill(pid: libc::pid_t, sig: libc::c_int) -> libc::c_int;
Dec 12 16:05:33.585 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:05:33.585 INFO [stderr] 
Dec 12 16:05:33.740 INFO [stderr] warning: unused variable: `sig`
Dec 12 16:05:33.740 INFO [stderr]    --> src/linux.rs:125:42
Dec 12 16:05:33.740 INFO [stderr]     |
Dec 12 16:05:33.740 INFO [stderr] 125 | unsafe extern "system" fn signal_handler(sig: libc::c_int) {
Dec 12 16:05:33.740 INFO [stderr]     |                                          ^^^ help: consider using `_sig` instead
Dec 12 16:05:33.740 INFO [stderr]     |
Dec 12 16:05:33.740 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 16:05:33.740 INFO [stderr] 
Dec 12 16:05:33.750 INFO [stderr] warning: unnecessary `unsafe` block
Dec 12 16:05:33.750 INFO [stderr]    --> src/linux.rs:111:5
Dec 12 16:05:33.750 INFO [stderr]     |
Dec 12 16:05:33.750 INFO [stderr] 111 |     unsafe {
Dec 12 16:05:33.750 INFO [stderr]     |     ^^^^^^ unnecessary `unsafe` block
Dec 12 16:05:33.750 INFO [stderr]     |
Dec 12 16:05:33.750 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 12 16:05:33.750 INFO [stderr] 
Dec 12 16:05:33.750 INFO [stderr] warning: function is never used: `signal_handler`
Dec 12 16:05:33.750 INFO [stderr]    --> src/linux.rs:125:1
Dec 12 16:05:33.750 INFO [stderr]     |
Dec 12 16:05:33.750 INFO [stderr] 125 | unsafe extern "system" fn signal_handler(sig: libc::c_int) {
Dec 12 16:05:33.750 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:05:33.750 INFO [stderr]     |
Dec 12 16:05:33.750 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 12 16:05:33.750 INFO [stderr] 
Dec 12 16:05:33.750 INFO [stderr] warning: foreign function is never used: `raise`
Dec 12 16:05:33.750 INFO [stderr]    --> src/linux.rs:142:5
Dec 12 16:05:33.750 INFO [stderr]     |
Dec 12 16:05:33.750 INFO [stderr] 142 |     fn raise(sig: libc::c_int) -> libc::c_int;
Dec 12 16:05:33.750 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:05:33.750 INFO [stderr] 
Dec 12 16:05:33.750 INFO [stderr] warning: foreign function is never used: `signal`
Dec 12 16:05:33.750 INFO [stderr]    --> src/linux.rs:143:5
Dec 12 16:05:33.750 INFO [stderr]     |
Dec 12 16:05:33.750 INFO [stderr] 143 |     fn signal(sig: libc::c_int, handler: *const libc::c_void) -> libc::c_int;
Dec 12 16:05:33.750 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:05:33.750 INFO [stderr] 
Dec 12 16:05:33.750 INFO [stderr] warning: foreign function is never used: `kill`
Dec 12 16:05:33.750 INFO [stderr]    --> src/linux.rs:144:5
Dec 12 16:05:33.750 INFO [stderr]     |
Dec 12 16:05:33.750 INFO [stderr] 144 |     fn kill(pid: libc::pid_t, sig: libc::c_int) -> libc::c_int;
Dec 12 16:05:33.750 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:05:33.750 INFO [stderr] 
Dec 12 16:05:34.459 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
Dec 12 16:05:34.462 INFO [stderr] su: No module specific data is present
Dec 12 16:05:35.002 INFO running `"docker" "inspect" "ad34d3ea211a5d61b302a2c1c127c8fdf1cb2936e53fda04e29db1ae94944dad"`
Dec 12 16:05:35.366 INFO running `"docker" "rm" "-f" "ad34d3ea211a5d61b302a2c1c127c8fdf1cb2936e53fda04e29db1ae94944dad"`
Dec 12 16:05:35.736 INFO [stdout] ad34d3ea211a5d61b302a2c1c127c8fdf1cb2936e53fda04e29db1ae94944dad