[INFO] fetching crate ring 0.17.0-alpha.10...
[INFO] testing ring-0.17.0-alpha.10 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate ring 0.17.0-alpha.10 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate ring 0.17.0-alpha.10 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ring 0.17.0-alpha.10
[INFO] finished tweaking crates.io crate ring 0.17.0-alpha.10
[INFO] tweaked toml for crates.io crate ring 0.17.0-alpha.10 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdbe647dfaf9faa5d23b7dc5a23e03d1008a5285ed8ef8b8b94c2367fa68c158
[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" "fdbe647dfaf9faa5d23b7dc5a23e03d1008a5285ed8ef8b8b94c2367fa68c158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdbe647dfaf9faa5d23b7dc5a23e03d1008a5285ed8ef8b8b94c2367fa68c158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdbe647dfaf9faa5d23b7dc5a23e03d1008a5285ed8ef8b8b94c2367fa68c158", kill_on_drop: false }`
[INFO] [stdout] fdbe647dfaf9faa5d23b7dc5a23e03d1008a5285ed8ef8b8b94c2367fa68c158
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28428e5e10408a54f35314c44ff9091ae1097411f56fe481b8658f3efd8f6db9
[INFO] running `Command { std: "docker" "start" "-a" "28428e5e10408a54f35314c44ff9091ae1097411f56fe481b8658f3efd8f6db9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.17.0-alpha.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cpu_features`
[INFO] [stdout]   --> src/digest.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     cpu_features: cpu::Features,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 8.73s
[INFO] running `Command { std: "docker" "inspect" "28428e5e10408a54f35314c44ff9091ae1097411f56fe481b8658f3efd8f6db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28428e5e10408a54f35314c44ff9091ae1097411f56fe481b8658f3efd8f6db9", kill_on_drop: false }`
[INFO] [stdout] 28428e5e10408a54f35314c44ff9091ae1097411f56fe481b8658f3efd8f6db9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b090dcdc10a7a426b6184b30d62f7c1220efa130d7c7a13d6eddd23f2448fc3
[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" "3b090dcdc10a7a426b6184b30d62f7c1220efa130d7c7a13d6eddd23f2448fc3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ring v0.17.0-alpha.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cpu_features`
[INFO] [stdout]   --> src/digest.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     cpu_features: cpu::Features,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/ed25519_verify_tests.txt: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/ed25519_tests.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         test_file!("ed25519_verify_tests.txt"),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ring` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field is never read: `cpu_features`
[INFO] [stdout]   --> src/digest.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     cpu_features: cpu::Features,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3b090dcdc10a7a426b6184b30d62f7c1220efa130d7c7a13d6eddd23f2448fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b090dcdc10a7a426b6184b30d62f7c1220efa130d7c7a13d6eddd23f2448fc3", kill_on_drop: false }`
[INFO] [stdout] 3b090dcdc10a7a426b6184b30d62f7c1220efa130d7c7a13d6eddd23f2448fc3