[INFO] cloning repository juliangehring/count
[INFO] running `"git" "clone" "--bare" "git://github.com/juliangehring/count.git" "work/cache/sources/gh/juliangehring/count"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/juliangehring/count'...
[INFO] running `"git" "clone" "work/cache/sources/gh/juliangehring/count" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/juliangehring/count"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/juliangehring/count'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/juliangehring/count" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/juliangehring/count"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/juliangehring/count'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 108ad3e70254f420abee56e22c2bb1368b852e83
[INFO] sha for GitHub repo juliangehring/count: 108ad3e70254f420abee56e22c2bb1368b852e83
[INFO] validating manifest of juliangehring/count on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of juliangehring/count on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing juliangehring/count
[INFO] finished frobbing juliangehring/count
[INFO] frobbed toml for juliangehring/count written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/juliangehring/count/Cargo.toml
[INFO] started frobbing juliangehring/count
[INFO] finished frobbing juliangehring/count
[INFO] frobbed toml for juliangehring/count written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/juliangehring/count/Cargo.toml
[INFO] crate juliangehring/count already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking juliangehring/count against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/juliangehring/count:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6acaade5a83a7d2eae77816999f44dfc312bb09ce6bb229e0208628d456670c8
[INFO] running `"docker" "start" "-a" "6acaade5a83a7d2eae77816999f44dfc312bb09ce6bb229e0208628d456670c8"`
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]    Compiling structopt-derive v0.2.16
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking escargot v0.4.0
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]     Checking structopt v0.2.16
[INFO] [stderr]     Checking count v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> <::clap::macros::_clap_count_exprs macros>:2:49
[INFO] [stderr]   |
[INFO] [stderr] 1 | (  ) => { 0 } ; ( $ e : expr ) => { 1 } ; ( $ e : expr , $ ( $ es : expr ) , +
[INFO] [stderr]   |                                                                              - expected repetition
[INFO] [stderr] 2 | ) => { 1 + $ crate :: _clap_count_exprs ! ( $ ( $ es ) , * ) } ;
[INFO] [stderr]   |                                                 ^^^^     - conflicting repetition
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:46:46
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn run(config: Config) -> Result<(), 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/lib.rs:66:56
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn create_reader(input: &Option<String>) -> Result<Box<BufRead>, Box<Error>> {
[INFO] [stderr]    |                                                        ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:66:70
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn create_reader(input: &Option<String>) -> Result<Box<BufRead>, 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/lib.rs:67:21
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let reader: Box<BufRead> = match input {
[INFO] [stderr]    |                     ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:32
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn count_items(mut reader: Box<BufRead>) -> Result<HashMap<Vec<u8>, u64>, Box<Error>> {
[INFO] [stderr]    |                                ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:79
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn count_items(mut reader: Box<BufRead>) -> Result<HashMap<Vec<u8>, u64>, 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/lib.rs:124:21
[INFO] [stderr]     |
[INFO] [stderr] 124 | ) -> 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/lib.rs:134:52
[INFO] [stderr]     |
[INFO] [stderr] 134 | fn watch_sig_pipe() -> Result<Arc<AtomicBool>, Box<Error>> {
[INFO] [stderr]     |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `count`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> <::clap::macros::_clap_count_exprs macros>:2:49
[INFO] [stderr]   |
[INFO] [stderr] 1 | (  ) => { 0 } ; ( $ e : expr ) => { 1 } ; ( $ e : expr , $ ( $ es : expr ) , +
[INFO] [stderr]   |                                                                              - expected repetition
[INFO] [stderr] 2 | ) => { 1 + $ crate :: _clap_count_exprs ! ( $ ( $ es ) , * ) } ;
[INFO] [stderr]   |                                                 ^^^^     - conflicting repetition
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:46:46
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn run(config: Config) -> Result<(), 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/lib.rs:66:56
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn create_reader(input: &Option<String>) -> Result<Box<BufRead>, Box<Error>> {
[INFO] [stderr]    |                                                        ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:66:70
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn create_reader(input: &Option<String>) -> Result<Box<BufRead>, 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/lib.rs:67:21
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let reader: Box<BufRead> = match input {
[INFO] [stderr]    |                     ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:32
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn count_items(mut reader: Box<BufRead>) -> Result<HashMap<Vec<u8>, u64>, Box<Error>> {
[INFO] [stderr]    |                                ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:79
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn count_items(mut reader: Box<BufRead>) -> Result<HashMap<Vec<u8>, u64>, 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/lib.rs:124:21
[INFO] [stderr]     |
[INFO] [stderr] 124 | ) -> 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/lib.rs:134:52
[INFO] [stderr]     |
[INFO] [stderr] 134 | fn watch_sig_pipe() -> Result<Arc<AtomicBool>, Box<Error>> {
[INFO] [stderr]     |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `count`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6acaade5a83a7d2eae77816999f44dfc312bb09ce6bb229e0208628d456670c8"`
[INFO] running `"docker" "rm" "-f" "6acaade5a83a7d2eae77816999f44dfc312bb09ce6bb229e0208628d456670c8"`
[INFO] [stdout] 6acaade5a83a7d2eae77816999f44dfc312bb09ce6bb229e0208628d456670c8