Nov 03 23:45:38.748 INFO checking samfoo/trees against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 03 23:45:38.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-4/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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"`
Nov 03 23:45:39.255 INFO blam! 3125f0ae6f07d2a9875c6123a9beff8034cecea99f1d3817865c0a259ae77c3b
Nov 03 23:45:39.275 INFO running `"docker" "start" "-a" "3125f0ae6f07d2a9875c6123a9beff8034cecea99f1d3817865c0a259ae77c3b"`
Nov 03 23:45:40.571 INFO kablam! usermod: no changes
Nov 03 23:45:40.727 INFO kablam!     Checking either v1.1.0
Nov 03 23:45:40.739 INFO kablam!    Compiling ndarray v0.9.1
Nov 03 23:45:40.739 INFO kablam!    Compiling cairo-rs v0.1.3
Nov 03 23:45:40.739 INFO kablam!     Checking bitflags v0.5.0
Nov 03 23:45:40.739 INFO kablam!    Compiling glib-sys v0.3.4
Nov 03 23:45:40.739 INFO kablam!    Compiling gobject-sys v0.3.4
Nov 03 23:45:40.739 INFO kablam!    Compiling cairo-sys-rs v0.3.4
Nov 03 23:45:40.739 INFO kablam!     Checking num-complex v0.1.38
Nov 03 23:45:42.191 INFO kablam!     Checking itertools v0.6.0
Nov 03 23:45:50.149 INFO kablam!     Checking glib v0.1.3
Nov 03 23:45:57.755 INFO kablam!     Checking ndarray-rand v0.5.0
Nov 03 23:45:58.334 INFO kablam!     Checking trees v0.1.0 (/source)
Nov 03 23:45:58.895 INFO kablam! warning: unused import: `std::io::prelude::*`
Nov 03 23:45:58.895 INFO kablam!   --> src/main.rs:10:5
Nov 03 23:45:58.895 INFO kablam!    |
Nov 03 23:45:58.895 INFO kablam! 10 | use std::io::prelude::*;
Nov 03 23:45:58.895 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Nov 03 23:45:58.895 INFO kablam!    |
Nov 03 23:45:58.895 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 03 23:45:58.895 INFO kablam! 
Nov 03 23:45:59.019 INFO kablam! warning: unused variable: `ra`
Nov 03 23:45:59.019 INFO kablam!   --> src/tree.rs:97:25
Nov 03 23:45:59.020 INFO kablam!    |
Nov 03 23:45:59.020 INFO kablam! 97 |                     let ra = 0.3 * PI * rng.next_f64() * l_or_r;
Nov 03 23:45:59.020 INFO kablam!    |                         ^^ help: consider using `_ra` instead
Nov 03 23:45:59.021 INFO kablam!    |
Nov 03 23:45:59.021 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 23:45:59.021 INFO kablam! 
Nov 03 23:45:59.035 INFO kablam! warning: variable does not need to be mutable
Nov 03 23:45:59.035 INFO kablam!    --> src/main.rs:138:9
Nov 03 23:45:59.036 INFO kablam!     |
Nov 03 23:45:59.036 INFO kablam! 138 |     let mut output = File::create(output()).unwrap();
Nov 03 23:45:59.036 INFO kablam!     |         ----^^^^^^
Nov 03 23:45:59.036 INFO kablam!     |         |
Nov 03 23:45:59.037 INFO kablam!     |         help: remove this `mut`
Nov 03 23:45:59.037 INFO kablam!     |
Nov 03 23:45:59.037 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 03 23:45:59.038 INFO kablam! 
Nov 03 23:45:59.040 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 23:45:59.040 INFO kablam!    --> src/main.rs:141:5
Nov 03 23:45:59.040 INFO kablam!     |
Nov 03 23:45:59.041 INFO kablam! 141 |     surface.write_to_png(&mut f);
Nov 03 23:45:59.041 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 23:45:59.041 INFO kablam!     |
Nov 03 23:45:59.041 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 03 23:45:59.042 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 23:45:59.042 INFO kablam! 
Nov 03 23:45:59.139 INFO kablam! warning: unused import: `std::io::prelude::*`
Nov 03 23:45:59.139 INFO kablam!   --> src/main.rs:10:5
Nov 03 23:45:59.139 INFO kablam!    |
Nov 03 23:45:59.140 INFO kablam! 10 | use std::io::prelude::*;
Nov 03 23:45:59.140 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Nov 03 23:45:59.140 INFO kablam!    |
Nov 03 23:45:59.140 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 03 23:45:59.141 INFO kablam! 
Nov 03 23:45:59.258 INFO kablam! warning: unused variable: `ra`
Nov 03 23:45:59.259 INFO kablam!   --> src/tree.rs:97:25
Nov 03 23:45:59.259 INFO kablam!    |
Nov 03 23:45:59.259 INFO kablam! 97 |                     let ra = 0.3 * PI * rng.next_f64() * l_or_r;
Nov 03 23:45:59.260 INFO kablam!    |                         ^^ help: consider using `_ra` instead
Nov 03 23:45:59.260 INFO kablam!    |
Nov 03 23:45:59.260 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 23:45:59.260 INFO kablam! 
Nov 03 23:45:59.274 INFO kablam! warning: variable does not need to be mutable
Nov 03 23:45:59.274 INFO kablam!    --> src/main.rs:138:9
Nov 03 23:45:59.274 INFO kablam!     |
Nov 03 23:45:59.275 INFO kablam! 138 |     let mut output = File::create(output()).unwrap();
Nov 03 23:45:59.275 INFO kablam!     |         ----^^^^^^
Nov 03 23:45:59.275 INFO kablam!     |         |
Nov 03 23:45:59.276 INFO kablam!     |         help: remove this `mut`
Nov 03 23:45:59.276 INFO kablam!     |
Nov 03 23:45:59.276 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 03 23:45:59.276 INFO kablam! 
Nov 03 23:45:59.280 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 23:45:59.281 INFO kablam!    --> src/main.rs:141:5
Nov 03 23:45:59.281 INFO kablam!     |
Nov 03 23:45:59.281 INFO kablam! 141 |     surface.write_to_png(&mut f);
Nov 03 23:45:59.282 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 23:45:59.282 INFO kablam!     |
Nov 03 23:45:59.282 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 03 23:45:59.282 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 23:45:59.283 INFO kablam! 
Nov 03 23:45:59.340 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 18.74s
Nov 03 23:45:59.345 INFO kablam! su: No module specific data is present
Nov 03 23:46:00.339 INFO running `"docker" "rm" "-f" "3125f0ae6f07d2a9875c6123a9beff8034cecea99f1d3817865c0a259ae77c3b"`
Nov 03 23:46:00.588 INFO blam! 3125f0ae6f07d2a9875c6123a9beff8034cecea99f1d3817865c0a259ae77c3b