[INFO] fetching crate rubble 0.0.4...
[INFO] checking rubble-0.0.4 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate rubble 0.0.4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rubble 0.0.4 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rubble 0.0.4
[INFO] finished tweaking crates.io crate rubble 0.0.4
[INFO] tweaked toml for crates.io crate rubble 0.0.4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0e505ab09da3926a29c838a43033009760c098ac1bc72e83450c1455f726e93
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c0e505ab09da3926a29c838a43033009760c098ac1bc72e83450c1455f726e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0e505ab09da3926a29c838a43033009760c098ac1bc72e83450c1455f726e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e505ab09da3926a29c838a43033009760c098ac1bc72e83450c1455f726e93", kill_on_drop: false }`
[INFO] [stdout] c0e505ab09da3926a29c838a43033009760c098ac1bc72e83450c1455f726e93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 922490eca1606a76f961be00c23d06a5a139f9b0ae12d0a20d5fa3965da580c4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "922490eca1606a76f961be00c23d06a5a139f9b0ae12d0a20d5fa3965da580c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking crypto-bigint v0.2.11
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking elliptic-curve v0.10.6
[INFO] [stderr]     Checking heapless v0.5.6
[INFO] [stderr]     Checking p256 v0.9.0
[INFO] [stderr]     Checking rubble v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `sca`
[INFO] [stdout]    --> src/link/advertising.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     sca: SleepClockAccuracy,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `io`
[INFO] [stdout]    --> src/security.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         io: IoCapabilities,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `oob`
[INFO] [stdout]    --> src/security.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         oob: bool,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `auth_req`
[INFO] [stdout]    --> src/security.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         auth_req: AuthReq,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_keysize`
[INFO] [stdout]    --> src/security.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         max_keysize: u8,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `initiator_dist`
[INFO] [stdout]    --> src/security.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         initiator_dist: KeyDistribution,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `responder_dist`
[INFO] [stdout]    --> src/security.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         responder_dist: KeyDistribution,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sca`
[INFO] [stdout]    --> src/link/advertising.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     sca: SleepClockAccuracy,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `io`
[INFO] [stdout]    --> src/security.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         io: IoCapabilities,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `oob`
[INFO] [stdout]    --> src/security.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         oob: bool,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `auth_req`
[INFO] [stdout]    --> src/security.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         auth_req: AuthReq,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_keysize`
[INFO] [stdout]    --> src/security.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         max_keysize: u8,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `initiator_dist`
[INFO] [stdout]    --> src/security.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         initiator_dist: KeyDistribution,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `responder_dist`
[INFO] [stdout]    --> src/security.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         responder_dist: KeyDistribution,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `Command { std: "docker" "inspect" "922490eca1606a76f961be00c23d06a5a139f9b0ae12d0a20d5fa3965da580c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "922490eca1606a76f961be00c23d06a5a139f9b0ae12d0a20d5fa3965da580c4", kill_on_drop: false }`
[INFO] [stdout] 922490eca1606a76f961be00c23d06a5a139f9b0ae12d0a20d5fa3965da580c4