[INFO] fetching crate pqcrypto-saber 0.1.5...
[INFO] checking pqcrypto-saber-0.1.5 against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243
[INFO] extracting crate pqcrypto-saber 0.1.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pqcrypto-saber 0.1.5 on toolchain 2ad5292aea6328113b55968b4322528d48261316
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pqcrypto-saber 0.1.5
[INFO] finished tweaking crates.io crate pqcrypto-saber 0.1.5
[INFO] tweaked toml for crates.io crate pqcrypto-saber 0.1.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6b63f2fb13c2e962e9b327447f51a15d71fc4aaa828ff1f5e5deb1d2d1c56c9
[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" "e6b63f2fb13c2e962e9b327447f51a15d71fc4aaa828ff1f5e5deb1d2d1c56c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6b63f2fb13c2e962e9b327447f51a15d71fc4aaa828ff1f5e5deb1d2d1c56c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b63f2fb13c2e962e9b327447f51a15d71fc4aaa828ff1f5e5deb1d2d1c56c9", kill_on_drop: false }`
[INFO] [stdout] e6b63f2fb13c2e962e9b327447f51a15d71fc4aaa828ff1f5e5deb1d2d1c56c9
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb8d0a6ada9d47a316b7a97ab13596950aba226e33e712552fa6120cf038a364
[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" "fb8d0a6ada9d47a316b7a97ab13596950aba226e33e712552fa6120cf038a364", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking pqcrypto-traits v0.3.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling pqcrypto-saber v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `avx2_enabled`
[INFO] [stdout]   --> build.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let avx2_enabled = env::var("CARGO_FEATURE_AVX2").is_ok();
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_avx2_enabled`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_arch`
[INFO] [stdout]   --> build.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let target_arch = env::var("CARGO_CFG_TARGET_ARCH").unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_arch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_windows`
[INFO] [stdout]   --> build.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let is_windows = target_os == "windows";
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_windows`
[INFO] [stdout] 
[INFO] [stdout] 
[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] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `Command { std: "docker" "inspect" "fb8d0a6ada9d47a316b7a97ab13596950aba226e33e712552fa6120cf038a364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8d0a6ada9d47a316b7a97ab13596950aba226e33e712552fa6120cf038a364", kill_on_drop: false }`
[INFO] [stdout] fb8d0a6ada9d47a316b7a97ab13596950aba226e33e712552fa6120cf038a364