[INFO] fetching crate acryl 0.3.0...
[INFO] checking acryl-0.3.0 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate acryl 0.3.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate acryl 0.3.0 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate acryl 0.3.0
[INFO] finished tweaking crates.io crate acryl 0.3.0
[INFO] tweaked toml for crates.io crate acryl 0.3.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b22bf22d5918a212f3ea388390fd3c1d0a74c9709eb98b8dc493b81b45c8143f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b22bf22d5918a212f3ea388390fd3c1d0a74c9709eb98b8dc493b81b45c8143f"`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking blake2 v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking acryl v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::bytebuffer::Buffer`
[INFO] [stderr]  --> src/account.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::bytebuffer::Buffer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TESTNET`
[INFO] [stderr]  --> src/transaction.rs:1:61
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::account::{blake_hash, Address, PublicKeyAccount, TESTNET};
[INFO] [stderr]   |                                                             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::bytebuffer::Buffer`
[INFO] [stderr]  --> src/account.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::bytebuffer::Buffer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `base58::*`
[INFO] [stderr]    --> src/transaction.rs:529:9
[INFO] [stderr]     |
[INFO] [stderr] 529 |     use base58::*;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_bytes`
[INFO] [stderr]   --> src/bytebuffer.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn from_bytes(b: &[u8]) -> Buffer {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `HASH_LENGTH`
[INFO] [stderr]   --> src/account.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const HASH_LENGTH: usize = 32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sig_verify`
[INFO] [stderr]    --> src/account.rs:150:4
[INFO] [stderr]     |
[INFO] [stderr] 150 | fn sig_verify(
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx`
[INFO] [stderr]    --> src/transaction.rs:635:33
[INFO] [stderr]     |
[INFO] [stderr] 635 |         let ProvenTransaction { tx, proofs } = tx.with_proofs(vec![vec![1, 2, 3]]);
[INFO] [stderr]     |                                 ^^ help: try ignoring the field: `tx: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_bytes`
[INFO] [stderr]   --> src/bytebuffer.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn from_bytes(b: &[u8]) -> Buffer {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `HASH_LENGTH`
[INFO] [stderr]   --> src/account.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const HASH_LENGTH: usize = 32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.36s
[INFO] running `"docker" "inspect" "b22bf22d5918a212f3ea388390fd3c1d0a74c9709eb98b8dc493b81b45c8143f"`
[INFO] running `"docker" "rm" "-f" "b22bf22d5918a212f3ea388390fd3c1d0a74c9709eb98b8dc493b81b45c8143f"`
[INFO] [stdout] b22bf22d5918a212f3ea388390fd3c1d0a74c9709eb98b8dc493b81b45c8143f