[INFO] fetching crate pqcrypto-sphincsplus 0.5.2...
[INFO] checking pqcrypto-sphincsplus-0.5.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate pqcrypto-sphincsplus 0.5.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pqcrypto-sphincsplus 0.5.2 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pqcrypto-sphincsplus 0.5.2
[INFO] finished tweaking crates.io crate pqcrypto-sphincsplus 0.5.2
[INFO] tweaked toml for crates.io crate pqcrypto-sphincsplus 0.5.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ba2be96c7757c55a69e0daac495e83f51347688756c13fa2704d63840cb136e
[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" "6ba2be96c7757c55a69e0daac495e83f51347688756c13fa2704d63840cb136e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ba2be96c7757c55a69e0daac495e83f51347688756c13fa2704d63840cb136e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ba2be96c7757c55a69e0daac495e83f51347688756c13fa2704d63840cb136e", kill_on_drop: false }`
[INFO] [stdout] 6ba2be96c7757c55a69e0daac495e83f51347688756c13fa2704d63840cb136e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f1d8685d62f592885fc7bdd6badc7fb06dbb9e8a60f99edb7cbed2f2a63cc1a
[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" "1f1d8685d62f592885fc7bdd6badc7fb06dbb9e8a60f99edb7cbed2f2a63cc1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking pqcrypto-traits v0.3.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling pqcrypto-sphincsplus v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `is_macos`
[INFO] [stdout]   --> build.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let is_macos = target_os == "macos";
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_macos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 37s
[INFO] running `Command { std: "docker" "inspect" "1f1d8685d62f592885fc7bdd6badc7fb06dbb9e8a60f99edb7cbed2f2a63cc1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f1d8685d62f592885fc7bdd6badc7fb06dbb9e8a60f99edb7cbed2f2a63cc1a", kill_on_drop: false }`
[INFO] [stdout] 1f1d8685d62f592885fc7bdd6badc7fb06dbb9e8a60f99edb7cbed2f2a63cc1a