[INFO] updating cached repository tlatzko/rifts
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tlatzko/rifts
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tlatzko/rifts" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/tlatzko/rifts"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/tlatzko/rifts'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tlatzko/rifts" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/tlatzko/rifts"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/tlatzko/rifts'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a4fee028a9c10a31becc67304e09db8e1c30361c
[INFO] sha for GitHub repo tlatzko/rifts: a4fee028a9c10a31becc67304e09db8e1c30361c
[INFO] validating manifest of tlatzko/rifts on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tlatzko/rifts on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tlatzko/rifts
[INFO] finished frobbing tlatzko/rifts
[INFO] frobbed toml for tlatzko/rifts written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/tlatzko/rifts/Cargo.toml
[INFO] started frobbing tlatzko/rifts
[INFO] finished frobbing tlatzko/rifts
[INFO] frobbed toml for tlatzko/rifts written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/tlatzko/rifts/Cargo.toml
[INFO] crate tlatzko/rifts already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/tlatzko/rifts/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tlatzko/rifts against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-2/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/tlatzko/rifts:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7d7e44828b0fc2364900dfd9311da305e9d6fb0b835ee340ddecda88b711025f
[INFO] running `"docker" "start" "-a" "7d7e44828b0fc2364900dfd9311da305e9d6fb0b835ee340ddecda88b711025f"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/examples/cub_ex.rs
[INFO] [stderr]     Checking gifts v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/fileio/cuboid.rs:25:10
[INFO] [stderr]    |
[INFO] [stderr] 25 | #[derive(RustcDecodable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(crater_run)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/fileio/cuboid.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 | #[derive(RustcDecodable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/fileio/cuboid.rs:43:10
[INFO] [stderr]    |
[INFO] [stderr] 43 | #[derive(RustcDecodable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/fileio/cuboid.rs:53:10
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(RustcDecodable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fileio/reader.rs:115:32
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `frame_value_type` should have an upper camel case name
[INFO] [stderr]   --> src/fileio/cuboid.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type frame_value_type = u16;
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FrameValueType`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/math/mod.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / macro_rules! poly_val {
[INFO] [stderr] 26 | |     (
[INFO] [stderr] 27 | |         $p0:expr, $( $p_rest:expr),* 
[INFO] [stderr] 28 | |             ) => {
[INFO] [stderr] ...  |
[INFO] [stderr] 40 | |     };
[INFO] [stderr] 41 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_macros)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CuboidFrame`
[INFO] [stderr]   --> src/lib.rs:11:34
[INFO] [stderr]    |
[INFO] [stderr] 11 | use fileio::cuboid::{CuboidFile, CuboidFrame};
[INFO] [stderr]    |                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/fileio/cuboid.rs:25:10
[INFO] [stderr]    |
[INFO] [stderr] 25 | #[derive(RustcDecodable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(crater_run)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/fileio/cuboid.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 | #[derive(RustcDecodable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/fileio/cuboid.rs:43:10
[INFO] [stderr]    |
[INFO] [stderr] 43 | #[derive(RustcDecodable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/fileio/cuboid.rs:53:10
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(RustcDecodable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fileio/reader.rs:115:32
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `frame_value_type` should have an upper camel case name
[INFO] [stderr]   --> src/fileio/cuboid.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type frame_value_type = u16;
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FrameValueType`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CuboidFrame`
[INFO] [stderr]   --> src/lib.rs:11:34
[INFO] [stderr]    |
[INFO] [stderr] 11 | use fileio::cuboid::{CuboidFile, CuboidFrame};
[INFO] [stderr]    |                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/fileio/reader.rs:117:56
[INFO] [stderr]     |
[INFO] [stderr] 117 |             DecodingError::IoError(ref err)     => err.cause(),
[INFO] [stderr]     |                                                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/fileio/reader.rs:117:56
[INFO] [stderr]     |
[INFO] [stderr] 117 |             DecodingError::IoError(ref err)     => err.cause(),
[INFO] [stderr]     |                                                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `gifts`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `gifts`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7d7e44828b0fc2364900dfd9311da305e9d6fb0b835ee340ddecda88b711025f"`
[INFO] running `"docker" "rm" "-f" "7d7e44828b0fc2364900dfd9311da305e9d6fb0b835ee340ddecda88b711025f"`
[INFO] [stdout] 7d7e44828b0fc2364900dfd9311da305e9d6fb0b835ee340ddecda88b711025f