Dec 18 14:01:16.517 INFO checking microsalt-0.2.21 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 14:01:16.517 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/microsalt/0.2.21:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 14:01:16.774 INFO [stdout] bea58a4fd0c4991647b5045ac167c50357b45686d4db149473ea5434bee8e682
Dec 18 14:01:16.778 INFO running `"docker" "start" "-a" "bea58a4fd0c4991647b5045ac167c50357b45686d4db149473ea5434bee8e682"`
Dec 18 14:01:17.486 INFO [stderr]     Checking index-fixed v0.0.2
Dec 18 14:01:17.671 INFO [stderr]     Checking microsalt v0.2.21 (/opt/crater/workdir)
Dec 18 14:01:18.096 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 14:01:18.096 INFO [stderr]   --> src/lib.rs:23:1
Dec 18 14:01:18.096 INFO [stderr]    |
Dec 18 14:01:18.096 INFO [stderr] 23 | #[macro_use]
Dec 18 14:01:18.096 INFO [stderr]    | ^^^^^^^^^^^^
Dec 18 14:01:18.096 INFO [stderr]    |
Dec 18 14:01:18.096 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 14:01:18.096 INFO [stderr] 
Dec 18 14:01:18.096 INFO [stderr] warning: unused imports: `Hash`, `Hasher`
Dec 18 14:01:18.096 INFO [stderr]  --> src/hash/mod.rs:8:17
Dec 18 14:01:18.096 INFO [stderr]   |
Dec 18 14:01:18.096 INFO [stderr] 8 | use std::hash::{Hash, Hasher};
Dec 18 14:01:18.096 INFO [stderr]   |                 ^^^^  ^^^^^^
Dec 18 14:01:18.096 INFO [stderr] 
Dec 18 14:01:18.097 INFO [stderr] warning: unused import: `cmp`
Dec 18 14:01:18.097 INFO [stderr]    --> src/shared.rs:202:11
Dec 18 14:01:18.097 INFO [stderr]     |
Dec 18 14:01:18.097 INFO [stderr] 202 | use std::{cmp, mem};
Dec 18 14:01:18.097 INFO [stderr]     |           ^^^
Dec 18 14:01:18.097 INFO [stderr] 
Dec 18 14:01:18.098 INFO [stderr] warning: unused import: `shared`
Dec 18 14:01:18.099 INFO [stderr]  --> src/sign/mod.rs:6:5
Dec 18 14:01:18.099 INFO [stderr]   |
Dec 18 14:01:18.099 INFO [stderr] 6 | use shared;
Dec 18 14:01:18.099 INFO [stderr]   |     ^^^^^^
Dec 18 14:01:18.099 INFO [stderr] 
Dec 18 14:01:18.099 INFO [stderr] warning: unused import: `shared`
Dec 18 14:01:18.099 INFO [stderr]   --> src/secretbox/mod.rs:35:5
Dec 18 14:01:18.099 INFO [stderr]    |
Dec 18 14:01:18.099 INFO [stderr] 35 | use shared;
Dec 18 14:01:18.099 INFO [stderr]    |     ^^^^^^
Dec 18 14:01:18.099 INFO [stderr] 
Dec 18 14:01:18.104 INFO [stderr] warning: unused import: `shared`
Dec 18 14:01:18.104 INFO [stderr]  --> src/boxy/mod.rs:9:5
Dec 18 14:01:18.104 INFO [stderr]   |
Dec 18 14:01:18.104 INFO [stderr] 9 | use shared;
Dec 18 14:01:18.104 INFO [stderr]   |     ^^^^^^
Dec 18 14:01:18.104 INFO [stderr] 
Dec 18 14:01:18.112 INFO [stderr] warning: unused imports: `Hash`, `Hasher`
Dec 18 14:01:18.112 INFO [stderr]  --> src/hash/mod.rs:8:17
Dec 18 14:01:18.112 INFO [stderr]   |
Dec 18 14:01:18.112 INFO [stderr] 8 | use std::hash::{Hash, Hasher};
Dec 18 14:01:18.112 INFO [stderr]   |                 ^^^^  ^^^^^^
Dec 18 14:01:18.112 INFO [stderr]   |
Dec 18 14:01:18.112 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 14:01:18.112 INFO [stderr] 
Dec 18 14:01:18.112 INFO [stderr] warning: unused import: `cmp`
Dec 18 14:01:18.112 INFO [stderr]    --> src/shared.rs:202:11
Dec 18 14:01:18.112 INFO [stderr]     |
Dec 18 14:01:18.112 INFO [stderr] 202 | use std::{cmp, mem};
Dec 18 14:01:18.112 INFO [stderr]     |           ^^^
Dec 18 14:01:18.112 INFO [stderr] 
Dec 18 14:01:18.124 INFO [stderr] warning: unused import: `shared`
Dec 18 14:01:18.124 INFO [stderr]  --> src/boxy/mod.rs:9:5
Dec 18 14:01:18.124 INFO [stderr]   |
Dec 18 14:01:18.124 INFO [stderr] 9 | use shared;
Dec 18 14:01:18.124 INFO [stderr]   |     ^^^^^^
Dec 18 14:01:18.124 INFO [stderr] 
Dec 18 14:01:18.697 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:01:18.697 INFO [stderr]    --> src/hash/sha512.rs:137:9
Dec 18 14:01:18.697 INFO [stderr]     |
Dec 18 14:01:18.697 INFO [stderr] 137 |     let mut x = &mut x[..new_len];
Dec 18 14:01:18.697 INFO [stderr]     |         ----^
Dec 18 14:01:18.697 INFO [stderr]     |         |
Dec 18 14:01:18.698 INFO [stderr]     |         help: remove this `mut`
Dec 18 14:01:18.698 INFO [stderr]     |
Dec 18 14:01:18.698 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 14:01:18.698 INFO [stderr] 
Dec 18 14:01:18.762 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:01:18.762 INFO [stderr]    --> src/sign/ed25519.rs:396:16
Dec 18 14:01:18.762 INFO [stderr]     |
Dec 18 14:01:18.762 INFO [stderr] 396 |     let (init, mut rest) = r.split_at_mut(3);
Dec 18 14:01:18.762 INFO [stderr]     |                ----^^^^
Dec 18 14:01:18.762 INFO [stderr]     |                |
Dec 18 14:01:18.762 INFO [stderr]     |                help: remove this `mut`
Dec 18 14:01:18.762 INFO [stderr] 
Dec 18 14:01:18.811 INFO [stderr] warning: function is never used: `random_data_test_helper`
Dec 18 14:01:18.811 INFO [stderr]    --> src/shared.rs:150:1
Dec 18 14:01:18.811 INFO [stderr]     |
Dec 18 14:01:18.812 INFO [stderr] 150 | pub fn random_data_test_helper(len: usize) -> Vec<u8> {
Dec 18 14:01:18.812 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:01:18.812 INFO [stderr]     |
Dec 18 14:01:18.813 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 14:01:18.813 INFO [stderr] 
Dec 18 14:01:18.814 INFO [stderr] warning: constant item is never used: `SIGN_BYTES`
Dec 18 14:01:18.814 INFO [stderr]   --> src/sign/ed25519.rs:20:1
Dec 18 14:01:18.814 INFO [stderr]    |
Dec 18 14:01:18.815 INFO [stderr] 20 | pub const SIGN_BYTES: usize = 64;
Dec 18 14:01:18.815 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:01:18.815 INFO [stderr] 
Dec 18 14:01:18.824 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 14:01:18.825 INFO [stderr]    --> src/secretbox/mod.rs:100:5
Dec 18 14:01:18.825 INFO [stderr]     |
Dec 18 14:01:18.825 INFO [stderr] 100 |     xsalsa20poly1305::secretbox(&mut cipher, &m, &nonce, &key.0);
Dec 18 14:01:18.825 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:01:18.825 INFO [stderr]     |
Dec 18 14:01:18.825 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 14:01:18.825 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 14:01:18.825 INFO [stderr] 
Dec 18 14:01:18.828 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 14:01:18.828 INFO [stderr]   --> src/boxy/mod.rs:71:9
Dec 18 14:01:18.828 INFO [stderr]    |
Dec 18 14:01:18.828 INFO [stderr] 71 |         curve25519xsalsa20poly1305::box_(&mut cipher, &m, &nonce, &pk.0, &sk.0);
Dec 18 14:01:18.828 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:01:18.828 INFO [stderr]    |
Dec 18 14:01:18.828 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 14:01:18.828 INFO [stderr] 
Dec 18 14:01:18.940 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:01:18.940 INFO [stderr]    --> src/hash/sha512.rs:137:9
Dec 18 14:01:18.940 INFO [stderr]     |
Dec 18 14:01:18.940 INFO [stderr] 137 |     let mut x = &mut x[..new_len];
Dec 18 14:01:18.940 INFO [stderr]     |         ----^
Dec 18 14:01:18.940 INFO [stderr]     |         |
Dec 18 14:01:18.940 INFO [stderr]     |         help: remove this `mut`
Dec 18 14:01:18.940 INFO [stderr]     |
Dec 18 14:01:18.940 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 14:01:18.940 INFO [stderr] 
Dec 18 14:01:19.030 INFO [stderr] warning: variable does not need to be mutable
Dec 18 14:01:19.030 INFO [stderr]    --> src/sign/ed25519.rs:396:16
Dec 18 14:01:19.030 INFO [stderr]     |
Dec 18 14:01:19.030 INFO [stderr] 396 |     let (init, mut rest) = r.split_at_mut(3);
Dec 18 14:01:19.030 INFO [stderr]     |                ----^^^^
Dec 18 14:01:19.030 INFO [stderr]     |                |
Dec 18 14:01:19.030 INFO [stderr]     |                help: remove this `mut`
Dec 18 14:01:19.030 INFO [stderr] 
Dec 18 14:01:19.073 INFO [stderr] warning: constant item is never used: `SIGN_BYTES`
Dec 18 14:01:19.073 INFO [stderr]   --> src/sign/ed25519.rs:20:1
Dec 18 14:01:19.073 INFO [stderr]    |
Dec 18 14:01:19.073 INFO [stderr] 20 | pub const SIGN_BYTES: usize = 64;
Dec 18 14:01:19.073 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:01:19.073 INFO [stderr]    |
Dec 18 14:01:19.073 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 14:01:19.073 INFO [stderr] 
Dec 18 14:01:19.083 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 14:01:19.083 INFO [stderr]    --> src/secretbox/mod.rs:100:5
Dec 18 14:01:19.083 INFO [stderr]     |
Dec 18 14:01:19.083 INFO [stderr] 100 |     xsalsa20poly1305::secretbox(&mut cipher, &m, &nonce, &key.0);
Dec 18 14:01:19.083 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:01:19.083 INFO [stderr]     |
Dec 18 14:01:19.083 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 14:01:19.083 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 14:01:19.083 INFO [stderr] 
Dec 18 14:01:19.087 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 14:01:19.087 INFO [stderr]   --> src/boxy/mod.rs:71:9
Dec 18 14:01:19.087 INFO [stderr]    |
Dec 18 14:01:19.087 INFO [stderr] 71 |         curve25519xsalsa20poly1305::box_(&mut cipher, &m, &nonce, &pk.0, &sk.0);
Dec 18 14:01:19.087 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:01:19.087 INFO [stderr]    |
Dec 18 14:01:19.087 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 14:01:19.087 INFO [stderr] 
Dec 18 14:01:19.119 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
Dec 18 14:01:19.538 INFO running `"docker" "inspect" "bea58a4fd0c4991647b5045ac167c50357b45686d4db149473ea5434bee8e682"`
Dec 18 14:01:19.666 INFO running `"docker" "rm" "-f" "bea58a4fd0c4991647b5045ac167c50357b45686d4db149473ea5434bee8e682"`
Dec 18 14:01:19.830 INFO [stdout] bea58a4fd0c4991647b5045ac167c50357b45686d4db149473ea5434bee8e682