[INFO] crate itertools 0.8.0 is already in cache
[INFO] extracting crate itertools 0.8.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/itertools/0.8.0
[INFO] extracting crate itertools 0.8.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/itertools/0.8.0
[INFO] validating manifest of itertools-0.8.0 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of itertools-0.8.0 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing itertools-0.8.0
[INFO] finished frobbing itertools-0.8.0
[INFO] frobbed toml for itertools-0.8.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/itertools/0.8.0/Cargo.toml
[INFO] started frobbing itertools-0.8.0
[INFO] finished frobbing itertools-0.8.0
[INFO] frobbed toml for itertools-0.8.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/itertools/0.8.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking itertools-0.8.0 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/itertools/0.8.0:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a1980d6676faee6f4b06608278299c7766f2b8c5bc1d200b2be7a32c96e8ce9b
[INFO] running `"docker" "start" "-a" "a1980d6676faee6f4b06608278299c7766f2b8c5bc1d200b2be7a32c96e8ce9b"`
[INFO] [stderr]     Checking itertools v0.8.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking quickcheck v0.7.2
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:32:34
[INFO] [stderr]    |
[INFO] [stderr] 32 |           F: FnMut(I::Item, &mut FnMut(&fmt::Display) -> fmt::Result) -> fmt::Result
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&fmt::Display) -> fmt::Result`
[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/format.rs:32:41
[INFO] [stderr]    |
[INFO] [stderr] 32 |           F: FnMut(I::Item, &mut FnMut(&fmt::Display) -> fmt::Result) -> fmt::Result
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:51:34
[INFO] [stderr]    |
[INFO] [stderr] 51 |           F: FnMut(I::Item, &mut FnMut(&fmt::Display) -> fmt::Result) -> fmt::Result
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&fmt::Display) -> fmt::Result`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:51:41
[INFO] [stderr]    |
[INFO] [stderr] 51 |           F: FnMut(I::Item, &mut FnMut(&fmt::Display) -> fmt::Result) -> fmt::Result
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:60:43
[INFO] [stderr]    |
[INFO] [stderr] 60 |             try!(format(fst, &mut |disp: &fmt::Display| disp.fmt(f)));
[INFO] [stderr]    |                                           ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:66:47
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 try!(format(elt, &mut |disp: &fmt::Display| disp.fmt(f)));
[INFO] [stderr]    |                                               ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1535:41
[INFO] [stderr]      |
[INFO] [stderr] 1535 |               F: FnMut(Self::Item, &mut FnMut(&fmt::Display) -> fmt::Result) -> fmt::Result,
[INFO] [stderr]      |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&fmt::Display) -> fmt::Result`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1535:48
[INFO] [stderr]      |
[INFO] [stderr] 1535 |               F: FnMut(Self::Item, &mut FnMut(&fmt::Display) -> fmt::Result) -> fmt::Result,
[INFO] [stderr]      |                                                ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/test_std.rs:183:41
[INFO] [stderr]     |
[INFO] [stderr] 183 |     let mut it = Box::new(0..10) as Box<Iterator<Item=i32>>;
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=i32>`
[INFO] [stderr] warning: use of deprecated item 'itertools::Itertools::foreach': Use .for_each() instead
[INFO] [stderr]   --> benches/tree_fold1.rs:20:26
[INFO] [stderr]    |
[INFO] [stderr] 20 |         self.enumerate().foreach(|(mut i, mut x)| {
[INFO] [stderr]    |                          ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[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]    --> tests/test_std.rs:188:22
[INFO] [stderr]     |
[INFO] [stderr] 188 |         let jt: &mut Iterator<Item = i32> = &mut *it;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = i32>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'itertools::Itertools::step': Use std .step_by() instead
[INFO] [stderr]    --> benches/bench1.rs:623:42
[INFO] [stderr]     |
[INFO] [stderr] 623 |         fast_integer_sum(cloned(v.iter().step(2)))
[INFO] [stderr]     |                                          ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'itertools::Itertools::step': Use std .step_by() instead
[INFO] [stderr]    --> benches/bench1.rs:631:42
[INFO] [stderr]     |
[INFO] [stderr] 631 |         fast_integer_sum(cloned(v.iter().step(10)))
[INFO] [stderr]     |                                          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'itertools::Itertools::step': Use std .step_by() instead
[INFO] [stderr]    --> benches/bench1.rs:639:36
[INFO] [stderr]     |
[INFO] [stderr] 639 |         fast_integer_sum(v.clone().step(2))
[INFO] [stderr]     |                                    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'itertools::Itertools::step': Use std .step_by() instead
[INFO] [stderr]    --> benches/bench1.rs:647:36
[INFO] [stderr]     |
[INFO] [stderr] 647 |         fast_integer_sum(v.clone().step(10))
[INFO] [stderr]     |                                    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/quick.rs:88:29
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn shrink(&self) -> Box<Iterator<Item=Self>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Self>`
[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]    --> tests/quick.rs:179:29
[INFO] [stderr]     |
[INFO] [stderr] 179 |     fn shrink(&self) -> Box<Iterator<Item=Iter<T, HK>>>
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Iter<T, HK>>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/quick.rs:945:29
[INFO] [stderr]     |
[INFO] [stderr] 945 |     fn shrink(&self) -> Box<Iterator<Item = Self>> {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Self>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.35s
[INFO] running `"docker" "inspect" "a1980d6676faee6f4b06608278299c7766f2b8c5bc1d200b2be7a32c96e8ce9b"`
[INFO] running `"docker" "rm" "-f" "a1980d6676faee6f4b06608278299c7766f2b8c5bc1d200b2be7a32c96e8ce9b"`
[INFO] [stdout] a1980d6676faee6f4b06608278299c7766f2b8c5bc1d200b2be7a32c96e8ce9b