[INFO] fetching crate round5 0.1.2...
[INFO] checking round5-0.1.2 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate round5 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate round5 0.1.2 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate round5 0.1.2
[INFO] finished tweaking crates.io crate round5 0.1.2
[INFO] tweaked toml for crates.io crate round5 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a689a963b72cff25bc14d99fc76b658a2c42e3594a3a296f2dfba39c42a550a7
[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" "a689a963b72cff25bc14d99fc76b658a2c42e3594a3a296f2dfba39c42a550a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a689a963b72cff25bc14d99fc76b658a2c42e3594a3a296f2dfba39c42a550a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a689a963b72cff25bc14d99fc76b658a2c42e3594a3a296f2dfba39c42a550a7", kill_on_drop: false }`
[INFO] [stdout] a689a963b72cff25bc14d99fc76b658a2c42e3594a3a296f2dfba39c42a550a7
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59aa4bcd518aebb74120c33419556e61b47bf577942d33e80b4c554ebb4d757d
[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" "59aa4bcd518aebb74120c33419556e61b47bf577942d33e80b4c554ebb4d757d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling round5 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking crunchy v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stdout] error: You need to specify at least one cryptographic protocol you intend to use. Available options:
[INFO] [stdout] pke, kem
[INFO] [stdout] e.g.
[INFO] [stdout] round5 = { version = "0.1.1", features = ["kem"] }
[INFO] [stdout]   --> build.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / compile_error!(
[INFO] [stdout] 6  | |     "You need to specify at least one cryptographic protocol you intend to use. \
[INFO] [stdout] 7  | |     Available options:\n\
[INFO] [stdout] 8  | |     pke, kem\n\
[INFO] [stdout] 9  | |     e.g.\n\
[INFO] [stdout] 10 | |     round5 = { version = \"0.1.1\", features = [\"kem\"] }"
[INFO] [stdout] 11 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `round5`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "59aa4bcd518aebb74120c33419556e61b47bf577942d33e80b4c554ebb4d757d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59aa4bcd518aebb74120c33419556e61b47bf577942d33e80b4c554ebb4d757d", kill_on_drop: false }`
[INFO] [stdout] 59aa4bcd518aebb74120c33419556e61b47bf577942d33e80b4c554ebb4d757d