Oct 12 17:18:25.040 INFO checking mlafroce/concurrentes-2018 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 17:18:25.042 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 17:18:25.591 INFO blam! b875657dbc816b9082adb8e1728fe78f669a19d5b86ceb5ed0ea2632c0a05c3a
Oct 12 17:18:25.604 INFO running `"docker" "start" "-a" "b875657dbc816b9082adb8e1728fe78f669a19d5b86ceb5ed0ea2632c0a05c3a"`
Oct 12 17:18:27.670 INFO kablam! usermod: no changes
Oct 12 17:18:27.796 INFO kablam!     Checking concurrentes v0.1.0 (/source/conculib)
Oct 12 17:18:28.464 INFO kablam! warning: unused import: `std::mem`
Oct 12 17:18:28.464 INFO kablam!  --> conculib/src/ipc/semaphore.rs:6:5
Oct 12 17:18:28.465 INFO kablam!   |
Oct 12 17:18:28.465 INFO kablam! 6 | use std::mem;
Oct 12 17:18:28.465 INFO kablam!   |     ^^^^^^^^
Oct 12 17:18:28.465 INFO kablam!   |
Oct 12 17:18:28.465 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 17:18:28.465 INFO kablam! 
Oct 12 17:18:28.465 INFO kablam! warning: unused import: `std::ptr`
Oct 12 17:18:28.465 INFO kablam!  --> conculib/src/ipc/semaphore.rs:7:5
Oct 12 17:18:28.465 INFO kablam!   |
Oct 12 17:18:28.465 INFO kablam! 7 | use std::ptr;
Oct 12 17:18:28.465 INFO kablam!   |     ^^^^^^^^
Oct 12 17:18:28.465 INFO kablam! 
Oct 12 17:18:28.466 INFO kablam! warning: unused import: `libc::c_void`
Oct 12 17:18:28.466 INFO kablam!  --> conculib/src/ipc/semaphore.rs:8:5
Oct 12 17:18:28.466 INFO kablam!   |
Oct 12 17:18:28.466 INFO kablam! 8 | use libc::c_void;
Oct 12 17:18:28.466 INFO kablam!   |     ^^^^^^^^^^^^
Oct 12 17:18:28.466 INFO kablam! 
Oct 12 17:18:28.588 INFO kablam! warning: unused import: `std::mem`
Oct 12 17:18:28.588 INFO kablam!  --> conculib/src/ipc/semaphore.rs:6:5
Oct 12 17:18:28.589 INFO kablam!   |
Oct 12 17:18:28.589 INFO kablam! 6 | use std::mem;
Oct 12 17:18:28.589 INFO kablam!   |     ^^^^^^^^
Oct 12 17:18:28.589 INFO kablam!   |
Oct 12 17:18:28.589 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 17:18:28.589 INFO kablam! 
Oct 12 17:18:28.589 INFO kablam! warning: unused import: `std::ptr`
Oct 12 17:18:28.589 INFO kablam!  --> conculib/src/ipc/semaphore.rs:7:5
Oct 12 17:18:28.589 INFO kablam!   |
Oct 12 17:18:28.589 INFO kablam! 7 | use std::ptr;
Oct 12 17:18:28.589 INFO kablam!   |     ^^^^^^^^
Oct 12 17:18:28.589 INFO kablam! 
Oct 12 17:18:28.589 INFO kablam! warning: unused import: `libc::c_void`
Oct 12 17:18:28.589 INFO kablam!  --> conculib/src/ipc/semaphore.rs:8:5
Oct 12 17:18:28.589 INFO kablam!   |
Oct 12 17:18:28.589 INFO kablam! 8 | use libc::c_void;
Oct 12 17:18:28.589 INFO kablam!   |     ^^^^^^^^^^^^
Oct 12 17:18:28.589 INFO kablam! 
Oct 12 17:18:28.705 INFO kablam! warning: variable does not need to be mutable
Oct 12 17:18:28.705 INFO kablam!   --> conculib/src/ipc/semaphore.rs:28:9
Oct 12 17:18:28.706 INFO kablam!    |
Oct 12 17:18:28.706 INFO kablam! 28 |     let mut buf = sembuf {
Oct 12 17:18:28.706 INFO kablam!    |         ----^^^
Oct 12 17:18:28.707 INFO kablam!    |         |
Oct 12 17:18:28.707 INFO kablam!    |         help: remove this `mut`
Oct 12 17:18:28.707 INFO kablam!    |
Oct 12 17:18:28.708 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 17:18:28.708 INFO kablam! 
Oct 12 17:18:28.796 INFO kablam! warning: variable does not need to be mutable
Oct 12 17:18:28.797 INFO kablam!   --> conculib/src/ipc/semaphore.rs:28:9
Oct 12 17:18:28.797 INFO kablam!    |
Oct 12 17:18:28.797 INFO kablam! 28 |     let mut buf = sembuf {
Oct 12 17:18:28.797 INFO kablam!    |         ----^^^
Oct 12 17:18:28.797 INFO kablam!    |         |
Oct 12 17:18:28.797 INFO kablam!    |         help: remove this `mut`
Oct 12 17:18:28.797 INFO kablam!    |
Oct 12 17:18:28.797 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 17:18:28.797 INFO kablam! 
Oct 12 17:18:28.849 INFO kablam!     Checking tp1 v0.1.0 (/source/tp1)
Oct 12 17:18:31.332 INFO kablam! warning: unused imports: `Read`, `Write`
Oct 12 17:18:31.333 INFO kablam!  --> conculib/examples/05-semaphore.rs:9:15
Oct 12 17:18:31.333 INFO kablam!   |
Oct 12 17:18:31.334 INFO kablam! 9 | use std::io::{Read, Write};
Oct 12 17:18:31.334 INFO kablam!   |               ^^^^  ^^^^^
Oct 12 17:18:31.334 INFO kablam!   |
Oct 12 17:18:31.335 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 17:18:31.335 INFO kablam! 
Oct 12 17:18:31.620 INFO kablam! warning: constant item is never used: `PIPE_PATH`
Oct 12 17:18:31.620 INFO kablam!   --> conculib/examples/05-semaphore.rs:13:1
Oct 12 17:18:31.620 INFO kablam!    |
Oct 12 17:18:31.620 INFO kablam! 13 | const PIPE_PATH : &str = "04.fifo";
Oct 12 17:18:31.620 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:18:31.621 INFO kablam!    |
Oct 12 17:18:31.621 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 17:18:31.621 INFO kablam! 
Oct 12 17:18:31.680 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 17:18:31.680 INFO kablam!   --> conculib/examples/05-semaphore.rs:20:3
Oct 12 17:18:31.680 INFO kablam!    |
Oct 12 17:18:31.680 INFO kablam! 20 |   semaphore.init(0);
Oct 12 17:18:31.680 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^
Oct 12 17:18:31.680 INFO kablam!    |
Oct 12 17:18:31.680 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 17:18:31.681 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 17:18:31.681 INFO kablam! 
Oct 12 17:18:31.681 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 17:18:31.681 INFO kablam!   --> conculib/examples/05-semaphore.rs:27:7
Oct 12 17:18:31.681 INFO kablam!    |
Oct 12 17:18:31.681 INFO kablam! 27 |       semaphore.wait();
Oct 12 17:18:31.681 INFO kablam!    |       ^^^^^^^^^^^^^^^^^
Oct 12 17:18:31.681 INFO kablam!    |
Oct 12 17:18:31.681 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 17:18:31.681 INFO kablam! 
Oct 12 17:18:32.496 INFO kablam! warning: unused variable: `pipe_path`
Oct 12 17:18:32.497 INFO kablam!   --> tp1/src/live_objects/passenger.rs:55:9
Oct 12 17:18:32.498 INFO kablam!    |
Oct 12 17:18:32.499 INFO kablam! 55 |     let pipe_path = format!("passenger-{:?}.fifo", id);
Oct 12 17:18:32.499 INFO kablam!    |         ^^^^^^^^^ help: consider using `_pipe_path` instead
Oct 12 17:18:32.500 INFO kablam!    |
Oct 12 17:18:32.500 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 17:18:32.501 INFO kablam! 
Oct 12 17:18:32.582 INFO kablam! warning: unused variable: `pipe_path`
Oct 12 17:18:32.583 INFO kablam!   --> tp1/src/live_objects/passenger.rs:55:9
Oct 12 17:18:32.584 INFO kablam!    |
Oct 12 17:18:32.585 INFO kablam! 55 |     let pipe_path = format!("passenger-{:?}.fifo", id);
Oct 12 17:18:32.585 INFO kablam!    |         ^^^^^^^^^ help: consider using `_pipe_path` instead
Oct 12 17:18:32.586 INFO kablam!    |
Oct 12 17:18:32.586 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 17:18:32.587 INFO kablam! 
Oct 12 17:18:32.697 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 17:18:32.697 INFO kablam!   --> tp1/src/live_objects/passenger.rs:72:5
Oct 12 17:18:32.697 INFO kablam!    |
Oct 12 17:18:32.697 INFO kablam! 72 |     self.sem.wait();
Oct 12 17:18:32.697 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 12 17:18:32.697 INFO kablam!    |
Oct 12 17:18:32.704 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 17:18:32.704 INFO kablam! 
Oct 12 17:18:32.788 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 17:18:32.789 INFO kablam!   --> tp1/src/live_objects/passenger.rs:72:5
Oct 12 17:18:32.790 INFO kablam!    |
Oct 12 17:18:32.790 INFO kablam! 72 |     self.sem.wait();
Oct 12 17:18:32.791 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 12 17:18:32.791 INFO kablam!    |
Oct 12 17:18:32.792 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 17:18:32.793 INFO kablam! 
Oct 12 17:18:35.964 INFO kablam! warning: unused variable: `pipe_path`
Oct 12 17:18:35.964 INFO kablam!   --> tp1/src/live_objects/passenger.rs:55:9
Oct 12 17:18:35.964 INFO kablam!    |
Oct 12 17:18:35.964 INFO kablam! 55 |     let pipe_path = format!("passenger-{:?}.fifo", id);
Oct 12 17:18:35.964 INFO kablam!    |         ^^^^^^^^^ help: consider using `_pipe_path` instead
Oct 12 17:18:35.964 INFO kablam!    |
Oct 12 17:18:35.964 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 17:18:35.964 INFO kablam! 
Oct 12 17:18:36.008 INFO kablam! warning: unused variable: `pipe_path`
Oct 12 17:18:36.008 INFO kablam!   --> tp1/src/live_objects/passenger.rs:55:9
Oct 12 17:18:36.008 INFO kablam!    |
Oct 12 17:18:36.008 INFO kablam! 55 |     let pipe_path = format!("passenger-{:?}.fifo", id);
Oct 12 17:18:36.008 INFO kablam!    |         ^^^^^^^^^ help: consider using `_pipe_path` instead
Oct 12 17:18:36.008 INFO kablam!    |
Oct 12 17:18:36.008 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 17:18:36.008 INFO kablam! 
Oct 12 17:18:36.072 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 17:18:36.072 INFO kablam!   --> tp1/src/live_objects/passenger.rs:72:5
Oct 12 17:18:36.072 INFO kablam!    |
Oct 12 17:18:36.072 INFO kablam! 72 |     self.sem.wait();
Oct 12 17:18:36.072 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 12 17:18:36.072 INFO kablam!    |
Oct 12 17:18:36.072 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 17:18:36.072 INFO kablam! 
Oct 12 17:18:36.248 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 17:18:36.248 INFO kablam!   --> tp1/src/live_objects/passenger.rs:72:5
Oct 12 17:18:36.248 INFO kablam!    |
Oct 12 17:18:36.248 INFO kablam! 72 |     self.sem.wait();
Oct 12 17:18:36.248 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 12 17:18:36.248 INFO kablam!    |
Oct 12 17:18:36.248 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 17:18:36.248 INFO kablam! 
Oct 12 17:18:36.312 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.62s
Oct 12 17:18:36.315 INFO kablam! su: No module specific data is present
Oct 12 17:18:37.270 INFO running `"docker" "rm" "-f" "b875657dbc816b9082adb8e1728fe78f669a19d5b86ceb5ed0ea2632c0a05c3a"`
Oct 12 17:18:37.548 INFO blam! b875657dbc816b9082adb8e1728fe78f669a19d5b86ceb5ed0ea2632c0a05c3a