[INFO] updating cached repository sondremb/raymarcher
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sondremb/raymarcher
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sondremb/raymarcher" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/sondremb/raymarcher"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/sondremb/raymarcher'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sondremb/raymarcher" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/sondremb/raymarcher"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/sondremb/raymarcher'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ca9877bdee908ebeb54ea18eb2d6efb364ad338a
[INFO] sha for GitHub repo sondremb/raymarcher: ca9877bdee908ebeb54ea18eb2d6efb364ad338a
[INFO] validating manifest of sondremb/raymarcher on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sondremb/raymarcher on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sondremb/raymarcher
[INFO] finished frobbing sondremb/raymarcher
[INFO] frobbed toml for sondremb/raymarcher written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/sondremb/raymarcher/Cargo.toml
[INFO] started frobbing sondremb/raymarcher
[INFO] finished frobbing sondremb/raymarcher
[INFO] frobbed toml for sondremb/raymarcher written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/sondremb/raymarcher/Cargo.toml
[INFO] crate sondremb/raymarcher already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sondremb/raymarcher against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/sondremb/raymarcher:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8846859c7005073a6d5e98be02d7a1946bbbb3adfcb672b1aa7e063895653e71
[INFO] running `"docker" "start" "-a" "8846859c7005073a6d5e98be02d7a1946bbbb3adfcb672b1aa7e063895653e71"`
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.2
[INFO] [stderr]     Checking raymarcher v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/objects/base.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Scene(Vec<Box<Object>>);
[INFO] [stderr]   |                          ^^^^^^ help: use `dyn`: `dyn Object`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/linalg/macros.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | / macro_rules! generate_op_test {
[INFO] [stderr] 81 | |     ($name:ident; $lhs:expr, $op:tt, $rhs:expr => $ans:expr) => {
[INFO] [stderr] 82 | |         #[test]
[INFO] [stderr] 83 | |         fn $name() {
[INFO] [stderr] ...  |
[INFO] [stderr] 94 | |     };
[INFO] [stderr] 95 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/objects/base.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Scene(Vec<Box<Object>>);
[INFO] [stderr]   |                          ^^^^^^ help: use `dyn`: `dyn Object`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `max_steps` should have an upper case name
[INFO] [stderr]   --> src/render.rs:52:11
[INFO] [stderr]    |
[INFO] [stderr] 52 |     const max_steps: u8 = 100;
[INFO] [stderr]    |           ^^^^^^^^^ help: convert the identifier to upper case: `MAX_STEPS`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `max_steps` should have an upper case name
[INFO] [stderr]   --> src/render.rs:52:11
[INFO] [stderr]    |
[INFO] [stderr] 52 |     const max_steps: u8 = 100;
[INFO] [stderr]    |           ^^^^^^^^^ help: convert the identifier to upper case: `MAX_STEPS`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.55s
[INFO] running `"docker" "inspect" "8846859c7005073a6d5e98be02d7a1946bbbb3adfcb672b1aa7e063895653e71"`
[INFO] running `"docker" "rm" "-f" "8846859c7005073a6d5e98be02d7a1946bbbb3adfcb672b1aa7e063895653e71"`
[INFO] [stdout] 8846859c7005073a6d5e98be02d7a1946bbbb3adfcb672b1aa7e063895653e71