Dec 17 21:59:41.597 INFO checking jtdaugherty/rebound against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 21:59:41.597 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/jtdaugherty/rebound:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 21:59:42.154 INFO [stdout] e61aacc7140f4cceb4858dc8d375bff52510dab6e3fd9d0f5ab444148118e93c
Dec 17 21:59:42.156 INFO running `"docker" "start" "-a" "e61aacc7140f4cceb4858dc8d375bff52510dab6e3fd9d0f5ab444148118e93c"`
Dec 17 21:59:44.676 INFO [stderr]    Compiling num-traits v0.2.6
Dec 17 21:59:44.680 INFO [stderr]    Compiling num-bigint v0.2.0
Dec 17 21:59:44.680 INFO [stderr]     Checking cfg-if v0.1.6
Dec 17 21:59:44.680 INFO [stderr]    Compiling num-complex v0.2.1
Dec 17 21:59:44.704 INFO [stderr]     Checking scopeguard v0.3.3
Dec 17 21:59:44.704 INFO [stderr]    Compiling num-rational v0.2.1
Dec 17 21:59:44.708 INFO [stderr]    Compiling num-iter v0.1.37
Dec 17 21:59:44.708 INFO [stderr]     Checking memoffset v0.2.1
Dec 17 21:59:45.164 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 17 21:59:45.489 INFO [stderr]     Checking libm v0.1.2
Dec 17 21:59:45.784 INFO [stderr]     Checking libc v0.2.36
Dec 17 21:59:51.608 INFO [stderr]     Checking either v1.4.0
Dec 17 21:59:51.631 INFO [stderr]    Compiling rayon v1.0.3
Dec 17 21:59:51.917 INFO [stderr]     Checking bitflags v1.0.1
Dec 17 21:59:51.938 INFO [stderr]     Checking arrayvec v0.4.7
Dec 17 21:59:51.962 INFO [stderr]     Checking crossbeam-utils v0.2.2
Dec 17 21:59:52.120 INFO [stderr]     Checking num_cpus v1.8.0
Dec 17 21:59:52.524 INFO [stderr]     Checking atty v0.2.11
Dec 17 21:59:53.066 INFO [stderr]     Checking rand v0.5.5
Dec 17 21:59:54.086 INFO [stderr]     Checking itertools v0.7.8
Dec 17 21:59:54.130 INFO [stderr]     Checking generic-array v0.11.1
Dec 17 21:59:54.798 INFO [stderr]     Checking clap v2.32.0
Dec 17 21:59:56.656 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 17 21:59:59.036 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 17 22:00:03.964 INFO [stderr]     Checking num-integer v0.1.39
Dec 17 22:00:03.964 INFO [stderr]     Checking approx v0.3.0
Dec 17 22:00:07.568 INFO [stderr]     Checking alga v0.7.2
Dec 17 22:00:12.482 INFO [stderr]     Checking num v0.2.0
Dec 17 22:00:14.016 INFO [stderr]     Checking nalgebra v0.16.5
Dec 17 22:00:45.321 INFO [stderr]     Checking samplers v0.1.0 (/opt/crater/workdir/samplers)
Dec 17 22:00:45.796 INFO [stderr]     Checking rebound v0.1.0 (/opt/crater/workdir)
Dec 17 22:00:46.866 INFO [stderr] warning: struct is never constructed: `SampleSphere`
Dec 17 22:00:46.866 INFO [stderr]   --> src/shapes/sphere.rs:54:1
Dec 17 22:00:46.866 INFO [stderr]    |
Dec 17 22:00:46.866 INFO [stderr] 54 | pub struct SampleSphere {
Dec 17 22:00:46.866 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:00:46.866 INFO [stderr]    |
Dec 17 22:00:46.866 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 22:00:46.866 INFO [stderr] 
Dec 17 22:00:46.866 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:00:46.866 INFO [stderr]    --> src/types.rs:170:9
Dec 17 22:00:46.866 INFO [stderr]     |
Dec 17 22:00:46.866 INFO [stderr] 170 |         write!(buf, "P3\n{} {}\n65535\n", self.width, self.height);
Dec 17 22:00:46.866 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:00:46.866 INFO [stderr]     |
Dec 17 22:00:46.866 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 22:00:46.866 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:00:46.866 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 22:00:46.866 INFO [stderr] 
Dec 17 22:00:46.866 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:00:46.866 INFO [stderr]    --> src/types.rs:173:17
Dec 17 22:00:46.866 INFO [stderr]     |
Dec 17 22:00:46.866 INFO [stderr] 173 | /                 write!(buf, "{} {} {}\n",
Dec 17 22:00:46.866 INFO [stderr] 174 | |                        (pixel.r * 65535.99) as u16,
Dec 17 22:00:46.866 INFO [stderr] 175 | |                        (pixel.g * 65535.99) as u16,
Dec 17 22:00:46.866 INFO [stderr] 176 | |                        (pixel.b * 65535.99) as u16);
Dec 17 22:00:46.866 INFO [stderr]     | |____________________________________________________^
Dec 17 22:00:46.866 INFO [stderr]     |
Dec 17 22:00:46.866 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:00:46.866 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 22:00:46.866 INFO [stderr] 
Dec 17 22:00:46.866 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:00:46.866 INFO [stderr]    --> src/types.rs:182:17
Dec 17 22:00:46.866 INFO [stderr]     |
Dec 17 22:00:46.866 INFO [stderr] 182 |                 write!(buf, "{} {} {}\n", 0, 0, 0);
Dec 17 22:00:46.866 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:00:46.866 INFO [stderr]     |
Dec 17 22:00:46.866 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:00:46.866 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 22:00:46.866 INFO [stderr] 
Dec 17 22:00:46.896 INFO [stderr] warning: struct is never constructed: `SampleSphere`
Dec 17 22:00:46.896 INFO [stderr]   --> src/shapes/sphere.rs:54:1
Dec 17 22:00:46.896 INFO [stderr]    |
Dec 17 22:00:46.896 INFO [stderr] 54 | pub struct SampleSphere {
Dec 17 22:00:46.896 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:00:46.896 INFO [stderr]    |
Dec 17 22:00:46.896 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 22:00:46.896 INFO [stderr] 
Dec 17 22:00:46.896 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:00:46.896 INFO [stderr]    --> src/types.rs:170:9
Dec 17 22:00:46.896 INFO [stderr]     |
Dec 17 22:00:46.896 INFO [stderr] 170 |         write!(buf, "P3\n{} {}\n65535\n", self.width, self.height);
Dec 17 22:00:46.896 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:00:46.896 INFO [stderr]     |
Dec 17 22:00:46.896 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 22:00:46.896 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:00:46.896 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 22:00:46.896 INFO [stderr] 
Dec 17 22:00:46.896 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:00:46.896 INFO [stderr]    --> src/types.rs:173:17
Dec 17 22:00:46.896 INFO [stderr]     |
Dec 17 22:00:46.896 INFO [stderr] 173 | /                 write!(buf, "{} {} {}\n",
Dec 17 22:00:46.896 INFO [stderr] 174 | |                        (pixel.r * 65535.99) as u16,
Dec 17 22:00:46.896 INFO [stderr] 175 | |                        (pixel.g * 65535.99) as u16,
Dec 17 22:00:46.896 INFO [stderr] 176 | |                        (pixel.b * 65535.99) as u16);
Dec 17 22:00:46.896 INFO [stderr]     | |____________________________________________________^
Dec 17 22:00:46.896 INFO [stderr]     |
Dec 17 22:00:46.896 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:00:46.896 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 22:00:46.896 INFO [stderr] 
Dec 17 22:00:46.896 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:00:46.896 INFO [stderr]    --> src/types.rs:182:17
Dec 17 22:00:46.896 INFO [stderr]     |
Dec 17 22:00:46.896 INFO [stderr] 182 |                 write!(buf, "{} {} {}\n", 0, 0, 0);
Dec 17 22:00:46.896 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:00:46.896 INFO [stderr]     |
Dec 17 22:00:46.896 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:00:46.896 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 22:00:46.896 INFO [stderr] 
Dec 17 22:00:46.950 INFO [stderr]     Finished dev [optimized + debuginfo] target(s) in 1m 02s
Dec 17 22:00:47.618 INFO running `"docker" "inspect" "e61aacc7140f4cceb4858dc8d375bff52510dab6e3fd9d0f5ab444148118e93c"`
Dec 17 22:00:47.931 INFO running `"docker" "rm" "-f" "e61aacc7140f4cceb4858dc8d375bff52510dab6e3fd9d0f5ab444148118e93c"`
Dec 17 22:00:48.284 INFO [stdout] e61aacc7140f4cceb4858dc8d375bff52510dab6e3fd9d0f5ab444148118e93c