[INFO] crate tari_mmr 0.0.7 is already in cache
[INFO] checking tari_mmr-0.0.7 against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] extracting crate tari_mmr 0.0.7 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate tari_mmr 0.0.7 on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tari_mmr 0.0.7
[INFO] finished tweaking crates.io crate tari_mmr 0.0.7
[INFO] tweaked toml for crates.io crate tari_mmr 0.0.7 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4eb3a4cc6e2fa228ae0009f4c2711af12e6108d2911ed223f9638d675ecae74d
[INFO] running `"docker" "start" "-a" "4eb3a4cc6e2fa228ae0009f4c2711af12e6108d2911ed223f9638d675ecae74d"`
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]     Checking newtype-ops v0.1.4
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking memchr v2.3.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking merlin v1.3.0
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling tari_infra_derive v0.0.7
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking bstr v0.2.10
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking tari_utilities v0.0.7
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking tari_storage v0.0.7
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking bulletproofs v1.0.4
[INFO] [stderr]    Compiling croaring-sys v0.3.9
[INFO] [stderr]     Checking tari_crypto v0.0.7
[INFO] [stderr]     Checking croaring v0.3.9
[INFO] [stderr]     Checking tari_mmr v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/merkle_mountain_range.rs:253:9
[INFO] [stderr]     |
[INFO] [stderr] 253 |         (self.get_merkle_root() == other.get_merkle_root())
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/mutable_mmr.rs:259:9
[INFO] [stderr]     |
[INFO] [stderr] 259 |         (self.get_merkle_root() == other.get_merkle_root())
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/merkle_mountain_range.rs:253:9
[INFO] [stderr]     |
[INFO] [stderr] 253 |         (self.get_merkle_root() == other.get_merkle_root())
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/mutable_mmr.rs:259:9
[INFO] [stderr]     |
[INFO] [stderr] 259 |         (self.get_merkle_root() == other.get_merkle_root())
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_mutable_mmr`
[INFO] [stderr]   --> tests/support/mod.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn create_mutable_mmr(size: usize) -> MutableMmr<Hasher, Vec<Hash>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_mutable_mmr`
[INFO] [stderr]   --> tests/support/mod.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn create_mutable_mmr(size: usize) -> MutableMmr<Hasher, Vec<Hash>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `combine_hashes`
[INFO] [stderr]   --> tests/support/mod.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn combine_hashes(hashes: &[&HashSlice]) -> Hash {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_mutable_mmr`
[INFO] [stderr]   --> tests/support/mod.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn create_mutable_mmr(size: usize) -> MutableMmr<Hasher, Vec<Hash>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `combine_hashes`
[INFO] [stderr]   --> tests/support/mod.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn combine_hashes(hashes: &[&HashSlice]) -> Hash {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_mutable_mmr`
[INFO] [stderr]   --> tests/support/mod.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn create_mutable_mmr(size: usize) -> MutableMmr<Hasher, Vec<Hash>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `combine_hashes`
[INFO] [stderr]   --> tests/support/mod.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn combine_hashes(hashes: &[&HashSlice]) -> Hash {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 59s
[INFO] running `"docker" "inspect" "4eb3a4cc6e2fa228ae0009f4c2711af12e6108d2911ed223f9638d675ecae74d"`
[INFO] running `"docker" "rm" "-f" "4eb3a4cc6e2fa228ae0009f4c2711af12e6108d2911ed223f9638d675ecae74d"`
[INFO] [stdout] 4eb3a4cc6e2fa228ae0009f4c2711af12e6108d2911ed223f9638d675ecae74d