[INFO] crate pwbox 0.1.0 is already in cache
[INFO] extracting crate pwbox 0.1.0 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/pwbox/0.1.0
[INFO] extracting crate pwbox 0.1.0 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/pwbox/0.1.0
[INFO] validating manifest of pwbox-0.1.0 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pwbox-0.1.0 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pwbox-0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished frobbing pwbox-0.1.0
[INFO] frobbed toml for pwbox-0.1.0 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/pwbox/0.1.0/Cargo.toml
[INFO] started frobbing pwbox-0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished frobbing pwbox-0.1.0
[INFO] frobbed toml for pwbox-0.1.0 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/pwbox/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pwbox-0.1.0 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-4/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/pwbox/0.1.0:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] be31f822655c296afd730d7ef66b6f9b9a733163166d48b712863865d64c81ab
[INFO] running `"docker" "start" "-a" "be31f822655c296afd730d7ef66b6f9b9a733163166d48b712863865d64c81ab"`
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking serde_yaml v0.8.8
[INFO] [stderr]     Checking toml v0.4.9
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr] error[E0277]: the trait bound `rand_pcg::Mcg128Xsl64: rand_core::SeedableRng` is not satisfied
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.6.1/src/rngs/small.rs:95:6
[INFO] [stderr]    |
[INFO] [stderr] 95 | impl SeedableRng for SmallRng {
[INFO] [stderr]    |      ^^^^^^^^^^^ the trait `rand_core::SeedableRng` is not implemented for `rand_pcg::Mcg128Xsl64`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `rand_pcg::Mcg128Xsl64: rand_core::SeedableRng` is not satisfied
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.6.1/src/rngs/small.rs:96:5
[INFO] [stderr]    |
[INFO] [stderr] 96 |     type Seed = <Rng as SeedableRng>::Seed;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `rand_core::SeedableRng` is not implemented for `rand_pcg::Mcg128Xsl64`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `rand_pcg::Mcg128Xsl64: rand_core::SeedableRng` is not satisfied
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.6.1/src/rngs/small.rs:98:5
[INFO] [stderr]     |
[INFO] [stderr] 98  | /     fn from_seed(seed: Self::Seed) -> Self {
[INFO] [stderr] 99  | |         SmallRng(Rng::from_seed(seed))
[INFO] [stderr] 100 | |     }
[INFO] [stderr]     | |_____^ the trait `rand_core::SeedableRng` is not implemented for `rand_pcg::Mcg128Xsl64`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `rand`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "be31f822655c296afd730d7ef66b6f9b9a733163166d48b712863865d64c81ab"`
[INFO] running `"docker" "rm" "-f" "be31f822655c296afd730d7ef66b6f9b9a733163166d48b712863865d64c81ab"`
[INFO] [stdout] be31f822655c296afd730d7ef66b6f9b9a733163166d48b712863865d64c81ab