[INFO] crate arendur 0.0.5 is already in cache
[INFO] extracting crate arendur 0.0.5 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/arendur/0.0.5
[INFO] extracting crate arendur 0.0.5 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/arendur/0.0.5
[INFO] validating manifest of arendur-0.0.5 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of arendur-0.0.5 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing arendur-0.0.5
[INFO] removed 0 missing examples
[INFO] finished frobbing arendur-0.0.5
[INFO] frobbed toml for arendur-0.0.5 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/arendur/0.0.5/Cargo.toml
[INFO] started frobbing arendur-0.0.5
[INFO] removed 0 missing examples
[INFO] finished frobbing arendur-0.0.5
[INFO] frobbed toml for arendur-0.0.5 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/arendur/0.0.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking arendur-0.0.5 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/arendur/0.0.5:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 627431b2d8475c9207d71c604863bba499fd0dce3b87beace52b6a552e244cc1
[INFO] running `"docker" "start" "-a" "627431b2d8475c9207d71c604863bba499fd0dce3b87beace52b6a552e244cc1"`
[INFO] [stderr]     Checking aren_alloc v0.2.1
[INFO] [stderr]     Checking copy_arena v0.1.1
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking flame v0.1.12
[INFO] [stderr]     Checking arendur v0.0.5 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lighting/distantlight.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         /// extend accordingly
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 89 |         let pdisk = self.world_center + self.world_radius*(pdisk.x * u + pdisk.y * v);
[INFO] [stderr]    |         ------------------------------------------------------------------------------ rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lighting/distantlight.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         /// extend accordingly
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 89 |         let pdisk = self.world_center + self.world_radius*(pdisk.x * u + pdisk.y * v);
[INFO] [stderr]    |         ------------------------------------------------------------------------------ rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/sample/filters.rs:216:33
[INFO] [stderr]     |
[INFO] [stderr] 216 |         LanczosSincFilter::sinc((x*inv_tau))
[INFO] [stderr]     |                                 ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/filming/tests.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::projective::*`
[INFO] [stderr]   --> src/filming/tests.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     use super::projective::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::perspective::*`
[INFO] [stderr]   --> src/filming/tests.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     use super::perspective::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/sample/filters.rs:216:33
[INFO] [stderr]     |
[INFO] [stderr] 216 |         LanczosSincFilter::sinc((x*inv_tau))
[INFO] [stderr]     |                                 ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]    --> src/spectrum/mod.rs:162:17
[INFO] [stderr]     |
[INFO] [stderr] 162 |             ptr.as_ref().unwrap()
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(tyvar_behind_raw_pointer)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]     = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]    --> src/spectrum/mod.rs:170:17
[INFO] [stderr]     |
[INFO] [stderr] 170 |             ptr.as_mut().unwrap()
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]     = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]    --> src/spectrum/mod.rs:162:17
[INFO] [stderr]     |
[INFO] [stderr] 162 |             ptr.as_ref().unwrap()
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(tyvar_behind_raw_pointer)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]     = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]    --> src/spectrum/mod.rs:170:17
[INFO] [stderr]     |
[INFO] [stderr] 170 |             ptr.as_mut().unwrap()
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]     = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/shape/tests.rs:48:14
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let (t, si) = sphere.intersect_ray(&ray).unwrap();
[INFO] [stderr]    |              ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/shape/tests.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |         for i in 0..ROUNDS {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]   --> src/shape/tests.rs:65:17
[INFO] [stderr]    |
[INFO] [stderr] 65 |             for j in 0..ROUNDS {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/shape/tests.rs:70:30
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 if let Some((t, si)) = spheref.intersect_ray(&ray) {
[INFO] [stderr]    |                              ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `float_bits_conv` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | #![feature(float_bits_conv)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `float_bits_conv` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | #![feature(float_bits_conv)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rayon::initialize': use `ThreadPoolBuilder::build_global`
[INFO] [stderr]   --> examples/arencli.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         rayon::initialize(rayon::Configuration::new().num_threads(threads)).unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rayon::Configuration': Use `ThreadPoolBuilder`
[INFO] [stderr]   --> examples/arencli.rs:49:27
[INFO] [stderr]    |
[INFO] [stderr] 49 |         rayon::initialize(rayon::Configuration::new().num_threads(threads)).unwrap();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.43s
[INFO] running `"docker" "inspect" "627431b2d8475c9207d71c604863bba499fd0dce3b87beace52b6a552e244cc1"`
[INFO] running `"docker" "rm" "-f" "627431b2d8475c9207d71c604863bba499fd0dce3b87beace52b6a552e244cc1"`
[INFO] [stdout] 627431b2d8475c9207d71c604863bba499fd0dce3b87beace52b6a552e244cc1