[INFO] fetching crate sampi 0.1.29...
[INFO] checking sampi-0.1.29 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate sampi 0.1.29 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sampi 0.1.29 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sampi 0.1.29
[INFO] finished tweaking crates.io crate sampi 0.1.29
[INFO] tweaked toml for crates.io crate sampi 0.1.29 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate sampi 0.1.29 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] bb04941ecc781890a1be2432ff4fcfd93274510a233375fd11fa1e043326af76
[INFO] running `"docker" "start" "-a" "bb04941ecc781890a1be2432ff4fcfd93274510a233375fd11fa1e043326af76"`
[INFO] [stderr]    Compiling serde-big-array v0.1.5
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling strum_macros v0.17.1
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking raptorq v1.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking sampi v0.1.29 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `total_bytes`
[INFO] [stderr]    --> src/lib.rs:228:5
[INFO] [stderr]     |
[INFO] [stderr] 228 |     total_bytes: Option<core::num::NonZeroU64>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `public_key`
[INFO] [stderr]    --> src/lib.rs:230:5
[INFO] [stderr]     |
[INFO] [stderr] 230 |     public_key: Option<[u8; 32]>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/lib.rs:234:5
[INFO] [stderr]     |
[INFO] [stderr] 234 |     fn new() -> SampiRaptorStream {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert`
[INFO] [stderr]    --> src/lib.rs:244:5
[INFO] [stderr]     |
[INFO] [stderr] 244 |     fn insert(&mut self, s: Sampi) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.87s
[INFO] running `"docker" "inspect" "bb04941ecc781890a1be2432ff4fcfd93274510a233375fd11fa1e043326af76"`
[INFO] running `"docker" "rm" "-f" "bb04941ecc781890a1be2432ff4fcfd93274510a233375fd11fa1e043326af76"`
[INFO] [stdout] bb04941ecc781890a1be2432ff4fcfd93274510a233375fd11fa1e043326af76