[INFO] fetching crate storage-proofs 0.3.0...
[INFO] extracting crate storage-proofs 0.3.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/storage-proofs/0.3.0
[INFO] extracting crate storage-proofs 0.3.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/storage-proofs/0.3.0
[INFO] validating manifest of storage-proofs-0.3.0 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 storage-proofs-0.3.0 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 storage-proofs-0.3.0
[INFO] finished frobbing storage-proofs-0.3.0
[INFO] frobbed toml for storage-proofs-0.3.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/storage-proofs/0.3.0/Cargo.toml
[INFO] started frobbing storage-proofs-0.3.0
[INFO] finished frobbing storage-proofs-0.3.0
[INFO] frobbed toml for storage-proofs-0.3.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/storage-proofs/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blake2b_simd v0.5.4
[INFO] [stderr]   Downloaded sha2-asm v0.5.2
[INFO] [stderr]   Downloaded paired v0.15.0
[INFO] [stderr]   Downloaded fil-sapling-crypto v0.1.0
[INFO] [stderr]   Downloaded logging-toolkit v0.3.0
[INFO] [stderr]   Downloaded blake2s_simd v0.5.4
[INFO] [stderr]   Downloaded bellperson v0.2.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking storage-proofs-0.3.0 against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/storage-proofs/0.3.0:/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ccea6c843e3650e3c5ca1e9a26b2931ca41c9294d17ac8446360db1722934158
[INFO] running `"docker" "start" "-a" "ccea6c843e3650e3c5ca1e9a26b2931ca41c9294d17ac8446360db1722934158"`
[INFO] [stderr]    Compiling slog v2.5.0
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking bitvec v0.11.3
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking blake2b_simd v0.5.4
[INFO] [stderr]     Checking blake2s_simd v0.5.4
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking proptest v0.7.2
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-term v2.4.1
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]    Compiling ff_derive v0.3.0
[INFO] [stderr]     Checking logging-toolkit v0.3.0
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking merkletree v0.6.0
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking ff v0.4.0
[INFO] [stderr]     Checking paired v0.15.0
[INFO] [stderr]     Checking bellperson v0.2.0
[INFO] [stderr]     Checking fil-sapling-crypto v0.1.0
[INFO] [stderr]     Checking storage-proofs v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hasher/types.rs:43:25
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn hash_leaf(data: &LightHashable<Self>) -> T {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LightHashable<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]   --> src/hasher/types.rs:50:32
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn hash_single_node(data: &LightHashable<Self>) -> T {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LightHashable<Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hasher/types.rs:43:25
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn hash_leaf(data: &LightHashable<Self>) -> T {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LightHashable<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]   --> src/hasher/types.rs:50:32
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn hash_single_node(data: &LightHashable<Self>) -> T {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LightHashable<Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> benches/merkle.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut params = vec![128, 1024];
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `"docker" "inspect" "ccea6c843e3650e3c5ca1e9a26b2931ca41c9294d17ac8446360db1722934158"`
[INFO] running `"docker" "rm" "-f" "ccea6c843e3650e3c5ca1e9a26b2931ca41c9294d17ac8446360db1722934158"`
[INFO] [stdout] ccea6c843e3650e3c5ca1e9a26b2931ca41c9294d17ac8446360db1722934158