[INFO] fetching crate reticulum 0.0.1-alpha.1...
[INFO] checking reticulum-0.0.1-alpha.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate reticulum 0.0.1-alpha.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate reticulum 0.0.1-alpha.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reticulum 0.0.1-alpha.1
[INFO] finished tweaking crates.io crate reticulum 0.0.1-alpha.1
[INFO] tweaked toml for crates.io crate reticulum 0.0.1-alpha.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f0edc156d22ef0a232d0a40df0d1877acf061ca34f1dac8c348563ee372c5fd
[INFO] running `Command { std: "docker" "start" "-a" "9f0edc156d22ef0a232d0a40df0d1877acf061ca34f1dac8c348563ee372c5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f0edc156d22ef0a232d0a40df0d1877acf061ca34f1dac8c348563ee372c5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f0edc156d22ef0a232d0a40df0d1877acf061ca34f1dac8c348563ee372c5fd", kill_on_drop: false }`
[INFO] [stdout] 9f0edc156d22ef0a232d0a40df0d1877acf061ca34f1dac8c348563ee372c5fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55c70138974a2fb5bc0c96e3cf5ca2e7249d71e50432920ad2ae77b73d98de8a
[INFO] running `Command { std: "docker" "start" "-a" "55c70138974a2fb5bc0c96e3cf5ca2e7249d71e50432920ad2ae77b73d98de8a", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking hex-conservative v0.2.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking reticulum v0.0.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hex::prelude::*`
[INFO] [stdout]   --> src/fernet.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |     use hex::prelude::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `valid`
[INFO] [stdout]   --> src/announce.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let valid = self.identity.verify(&message, &self.signature);
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_valid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]   --> src/fernet.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let tag: [u8; HMAC_LENGTH] = ciphertext[hmac_index..].try_into().unwrap();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `valid`
[INFO] [stdout]   --> src/announce.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let valid = self.identity.verify(&message, &self.signature);
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_valid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]   --> src/fernet.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let tag: [u8; HMAC_LENGTH] = ciphertext[hmac_index..].try_into().unwrap();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/fernet.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let y = f.decrypt(x, &mut buf);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/identity.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let (id, _sec, _sig) = Identity::generate(OsRng);
[INFO] [stdout]    |              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `signing_key` and `rng` are never read
[INFO] [stdout]   --> src/fernet.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Fernet<Rng> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 11 |     signing_key: [u8; 16],
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 |     encryption_key: [u8; 16],
[INFO] [stdout] 13 |     rng: Rng,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `encrypt` is never used
[INFO] [stdout]   --> src/fernet.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<Rng: CryptoRngCore> Fernet<Rng> {
[INFO] [stdout]    | ------------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn encrypt<'a>(&mut self, message: &[u8], buf: &'a mut [u8]) -> &'a [u8] {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `public_key` and `verifying_key` are never read
[INFO] [stdout]   --> src/link.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Link {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 55 |     id: LinkId,
[INFO] [stdout] 56 |     public_key: PublicKey,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 57 |     verifying_key: VerifyingKey,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `public_key` and `verifying_key` are never read
[INFO] [stdout]   --> src/link.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Link {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 55 |     id: LinkId,
[INFO] [stdout] 56 |     public_key: PublicKey,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 57 |     verifying_key: VerifyingKey,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `Command { std: "docker" "inspect" "55c70138974a2fb5bc0c96e3cf5ca2e7249d71e50432920ad2ae77b73d98de8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55c70138974a2fb5bc0c96e3cf5ca2e7249d71e50432920ad2ae77b73d98de8a", kill_on_drop: false }`
[INFO] [stdout] 55c70138974a2fb5bc0c96e3cf5ca2e7249d71e50432920ad2ae77b73d98de8a