[INFO] cloning repository https://github.com/goldenMetteyya/microsalt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goldenMetteyya/microsalt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgoldenMetteyya%2Fmicrosalt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgoldenMetteyya%2Fmicrosalt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1551f17de03040f3f7958f5180be78e8fd741dc3
[INFO] checking goldenMetteyya/microsalt against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgoldenMetteyya%2Fmicrosalt" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goldenMetteyya/microsalt on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/goldenMetteyya/microsalt
[INFO] finished tweaking git repo https://github.com/goldenMetteyya/microsalt
[INFO] tweaked toml for git repo https://github.com/goldenMetteyya/microsalt written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/goldenMetteyya/microsalt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unwrap v1.1.0
[INFO] [stderr]   Downloaded index-fixed v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b34b13026bfe6069cbf0741dc58ef027a1b5961b8f2e27143afccb69fdc8a22a
[INFO] running `Command { std: "docker" "start" "-a" "b34b13026bfe6069cbf0741dc58ef027a1b5961b8f2e27143afccb69fdc8a22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b34b13026bfe6069cbf0741dc58ef027a1b5961b8f2e27143afccb69fdc8a22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b34b13026bfe6069cbf0741dc58ef027a1b5961b8f2e27143afccb69fdc8a22a", kill_on_drop: false }`
[INFO] [stdout] b34b13026bfe6069cbf0741dc58ef027a1b5961b8f2e27143afccb69fdc8a22a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9167941609a38859afd425ce65d8ed0dd8194a38b29b6aba8818993c97475101
[INFO] running `Command { std: "docker" "start" "-a" "9167941609a38859afd425ce65d8ed0dd8194a38b29b6aba8818993c97475101", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking index-fixed v0.0.2
[INFO] [stderr]     Checking unwrap v1.1.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking microsalt v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `shared`
[INFO] [stdout]  --> src/sign/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use shared;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shared`
[INFO] [stdout]   --> src/secretbox/mod.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | use shared;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shared`
[INFO] [stdout]  --> src/boxy/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use shared;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shared`
[INFO] [stdout]  --> src/boxy/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use shared;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/sha512.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut x = &mut x[..new_len];
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sign/mod.rs:250:13
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let mut sig = key.sign(&message);
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/sha512.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut x = &mut x[..new_len];
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sign/ed25519.rs:396:16
[INFO] [stdout]     |
[INFO] [stdout] 396 |     let (init, mut rest) = r.split_at_mut(3);
[INFO] [stdout]     |                ----^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sign/ed25519.rs:396:16
[INFO] [stdout]     |
[INFO] [stdout] 396 |     let (init, mut rest) = r.split_at_mut(3);
[INFO] [stdout]     |                ----^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SIGN_BYTES`
[INFO] [stdout]   --> src/sign/ed25519.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub const SIGN_BYTES: usize = 64;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_sign_vectors_detached`
[INFO] [stdout]    --> src/sign/mod.rs:337:4
[INFO] [stdout]     |
[INFO] [stdout] 337 | fn test_sign_vectors_detached() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_data_test_helper`
[INFO] [stdout]    --> src/shared.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub fn random_data_test_helper(len: usize) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SIGN_BYTES`
[INFO] [stdout]   --> src/sign/ed25519.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub const SIGN_BYTES: usize = 64;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_sign_vectors_detached`
[INFO] [stdout]    --> src/sign/mod.rs:337:4
[INFO] [stdout]     |
[INFO] [stdout] 337 | fn test_sign_vectors_detached() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/secretbox/mod.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     xsalsa20poly1305::secretbox(&mut cipher, &m, &nonce, &key.0);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/boxy/mod.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         curve25519xsalsa20poly1305::box_(&mut cipher, &m, &nonce, &pk.0, &sk.0);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/secretbox/mod.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     xsalsa20poly1305::secretbox(&mut cipher, &m, &nonce, &key.0);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/boxy/mod.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         curve25519xsalsa20poly1305::box_(&mut cipher, &m, &nonce, &pk.0, &sk.0);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.23s
[INFO] running `Command { std: "docker" "inspect" "9167941609a38859afd425ce65d8ed0dd8194a38b29b6aba8818993c97475101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9167941609a38859afd425ce65d8ed0dd8194a38b29b6aba8818993c97475101", kill_on_drop: false }`
[INFO] [stdout] 9167941609a38859afd425ce65d8ed0dd8194a38b29b6aba8818993c97475101