[INFO] updating cached repository justinj/last-layer-algs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/justinj/last-layer-algs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/justinj/last-layer-algs" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/justinj/last-layer-algs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/justinj/last-layer-algs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/justinj/last-layer-algs" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/justinj/last-layer-algs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/justinj/last-layer-algs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] de67ade8d71983d3212403132647f244448ff666
[INFO] sha for GitHub repo justinj/last-layer-algs: de67ade8d71983d3212403132647f244448ff666
[INFO] validating manifest of justinj/last-layer-algs on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of justinj/last-layer-algs on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing justinj/last-layer-algs
[INFO] finished frobbing justinj/last-layer-algs
[INFO] frobbed toml for justinj/last-layer-algs written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/justinj/last-layer-algs/Cargo.toml
[INFO] started frobbing justinj/last-layer-algs
[INFO] finished frobbing justinj/last-layer-algs
[INFO] frobbed toml for justinj/last-layer-algs written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/justinj/last-layer-algs/Cargo.toml
[INFO] crate justinj/last-layer-algs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking justinj/last-layer-algs against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-6/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/justinj/last-layer-algs:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 121bef225f34cc9d0d51f11b4e17d16da14f69935a944da1d9e926d90268029d
[INFO] running `"docker" "start" "-a" "121bef225f34cc9d0d51f11b4e17d16da14f69935a944da1d9e926d90268029d"`
[INFO] [stderr]    Compiling libz-sys v1.0.7
[INFO] [stderr]    Compiling curl-sys v0.2.5
[INFO] [stderr]     Checking num-bigint v0.1.35
[INFO] [stderr]     Checking openssl-sys v0.7.17
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking num-rational v0.1.35
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]     Checking cairo v0.0.4
[INFO] [stderr]     Checking curl v0.3.11
[INFO] [stderr]     Checking oauth-client v0.1.4 (https://github.com/justinj/oauth-client-rs#649fe40d)
[INFO] [stderr]     Checking last-layer-algs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithm.rs:16:20
[INFO] [stderr]    |
[INFO] [stderr] 16 |     type Err = Box<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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithm_iterator.rs:48:65
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn from_starting_algorithm(s: &str) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:25:32
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn next_or_err(lines: &mut Iterator<Item=&str>) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&str>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:25:75
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn next_or_err(lines: &mut Iterator<Item=&str>) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:29:35
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn load() -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:55:90
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn upload_image(consumer: &Token, access: &Token, filename: &str) -> Result<MediaId, Box<Error>> {
[INFO] [stderr]    |                                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:74:101
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub fn post_tweet(consumer: &Token, access: &Token, status: &str, filename: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:85:65
[INFO] [stderr]    |
[INFO] [stderr] 85 | pub fn tweet(alg: &str, image_filename: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `D`, `FPRIME`, `F`, `RPRIME`, `R`, `UPRIME`, `U`
[INFO] [stderr]  --> src/f2l_cubestate.rs:6:31
[INFO] [stderr]   |
[INFO] [stderr] 6 | use generator::move_indices::{F, R, U, RPRIME, UPRIME, FPRIME, D};
[INFO] [stderr]   |                               ^  ^  ^  ^^^^^^  ^^^^^^  ^^^^^^  ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cubestate::CubeState`
[INFO] [stderr]  --> src/f2l_cubestate.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use cubestate::CubeState;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:39:49
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn alg_following(s: &str) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:45:41
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn get_last_alg() -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:53:45
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn write_alg(alg: String) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:59:38
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn prepare_tweet() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithm.rs:16:20
[INFO] [stderr]    |
[INFO] [stderr] 16 |     type Err = Box<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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithm_iterator.rs:48:65
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn from_starting_algorithm(s: &str) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:25:32
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn next_or_err(lines: &mut Iterator<Item=&str>) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&str>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:25:75
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn next_or_err(lines: &mut Iterator<Item=&str>) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:29:35
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn load() -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:55:90
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn upload_image(consumer: &Token, access: &Token, filename: &str) -> Result<MediaId, Box<Error>> {
[INFO] [stderr]    |                                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:74:101
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub fn post_tweet(consumer: &Token, access: &Token, status: &str, filename: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tweet.rs:85:65
[INFO] [stderr]    |
[INFO] [stderr] 85 | pub fn tweet(alg: &str, image_filename: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cubestate::CubeState`
[INFO] [stderr]  --> src/f2l_cubestate.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use cubestate::CubeState;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:39:49
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn alg_following(s: &str) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:45:41
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn get_last_alg() -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:53:45
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn write_alg(alg: String) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:59:38
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn prepare_tweet() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/corner_permutation.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn new(state: [u8; NUM_CORNERS]) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 30s
[INFO] running `"docker" "inspect" "121bef225f34cc9d0d51f11b4e17d16da14f69935a944da1d9e926d90268029d"`
[INFO] running `"docker" "rm" "-f" "121bef225f34cc9d0d51f11b4e17d16da14f69935a944da1d9e926d90268029d"`
[INFO] [stdout] 121bef225f34cc9d0d51f11b4e17d16da14f69935a944da1d9e926d90268029d