[INFO] crate par-map 0.1.4 is already in cache
[INFO] extracting crate par-map 0.1.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/par-map/0.1.4
[INFO] extracting crate par-map 0.1.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/par-map/0.1.4
[INFO] validating manifest of par-map-0.1.4 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of par-map-0.1.4 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing par-map-0.1.4
[INFO] finished frobbing par-map-0.1.4
[INFO] frobbed toml for par-map-0.1.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/par-map/0.1.4/Cargo.toml
[INFO] started frobbing par-map-0.1.4
[INFO] finished frobbing par-map-0.1.4
[INFO] frobbed toml for par-map-0.1.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/par-map/0.1.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing par-map-0.1.4 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/par-map/0.1.4:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] cf0d0b9b520d6af792710ea31ead2501828e3ac6c8ef25ee798f14a74ed9ae0b
[INFO] running `"docker" "start" "-a" "cf0d0b9b520d6af792710ea31ead2501828e3ac6c8ef25ee798f14a74ed9ae0b"`
[INFO] [stderr]    Compiling pub-iterator-type v0.1.1
[INFO] [stderr]    Compiling par-map v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:334:28
[INFO] [stderr]     |
[INFO] [stderr] 334 |     PackedMap['a, B] = Box<Iterator<Item = B> + 'a>
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = B> + 'a`
[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:334:28
[INFO] [stderr]     |
[INFO] [stderr] 334 |     PackedMap['a, B] = Box<Iterator<Item = B> + 'a>
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = B> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:338:32
[INFO] [stderr]     |
[INFO] [stderr] 338 |     PackedFlatMap['a, T] = Box<Iterator<Item = T> + 'a>
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = T> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "cf0d0b9b520d6af792710ea31ead2501828e3ac6c8ef25ee798f14a74ed9ae0b"`
[INFO] running `"docker" "rm" "-f" "cf0d0b9b520d6af792710ea31ead2501828e3ac6c8ef25ee798f14a74ed9ae0b"`
[INFO] [stdout] cf0d0b9b520d6af792710ea31ead2501828e3ac6c8ef25ee798f14a74ed9ae0b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/par-map/0.1.4:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 87d6dad9a352aa16170ade2d0eaf8664af196eeb4225f5e9f7e75e2a6849ea97
[INFO] running `"docker" "start" "-a" "87d6dad9a352aa16170ade2d0eaf8664af196eeb4225f5e9f7e75e2a6849ea97"`
[INFO] [stderr]    Compiling par-map v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:334:28
[INFO] [stderr]     |
[INFO] [stderr] 334 |     PackedMap['a, B] = Box<Iterator<Item = B> + 'a>
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = B> + 'a`
[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:334:28
[INFO] [stderr]     |
[INFO] [stderr] 334 |     PackedMap['a, B] = Box<Iterator<Item = B> + 'a>
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = B> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:338:32
[INFO] [stderr]     |
[INFO] [stderr] 338 |     PackedFlatMap['a, T] = Box<Iterator<Item = T> + 'a>
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = T> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "87d6dad9a352aa16170ade2d0eaf8664af196eeb4225f5e9f7e75e2a6849ea97"`
[INFO] running `"docker" "rm" "-f" "87d6dad9a352aa16170ade2d0eaf8664af196eeb4225f5e9f7e75e2a6849ea97"`
[INFO] [stdout] 87d6dad9a352aa16170ade2d0eaf8664af196eeb4225f5e9f7e75e2a6849ea97
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/par-map/0.1.4:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 9c8015177f73ea44e7982236b8d8a4b309d0a20c8406cc14bc1d25af65067a5e
[INFO] running `"docker" "start" "-a" "9c8015177f73ea44e7982236b8d8a4b309d0a20c8406cc14bc1d25af65067a5e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/par_map-34a84b88ce1abe5d
[INFO] [stderr]    Doc-tests par-map
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - ParMap (line 27) ... ok
[INFO] [stdout] test src/lib.rs - ParMap::pack (line 107) ... ok
[INFO] [stdout] test src/lib.rs - ParMap::par_flat_map (line 83) ... ok
[INFO] [stdout] test src/lib.rs - ParMapBuilder<I>::par_flat_map (line 379) ... ok
[INFO] [stdout] test src/lib.rs - ParMap::with_nb_threads (line 172) ... ok
[INFO] [stdout] test src/lib.rs - ParMap::par_map (line 56) ... ok
[INFO] [stdout] test src/lib.rs - ParMap::par_packed_map (line 124) ... ok
[INFO] [stdout] test src/lib.rs - ParMapBuilder<I>::par_map (line 355) ... ok
[INFO] [stdout] test src/lib.rs - ParMap::par_packed_flat_map (line 147) ... ok
[INFO] [stdout] test src/lib.rs - ParMapBuilder<I>::par_packed_flat_map (line 439) ... ok
[INFO] [stdout] test src/lib.rs - ParMapBuilder<I>::par_packed_map (line 403) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9c8015177f73ea44e7982236b8d8a4b309d0a20c8406cc14bc1d25af65067a5e"`
[INFO] running `"docker" "rm" "-f" "9c8015177f73ea44e7982236b8d8a4b309d0a20c8406cc14bc1d25af65067a5e"`
[INFO] [stdout] 9c8015177f73ea44e7982236b8d8a4b309d0a20c8406cc14bc1d25af65067a5e