[INFO] fetching crate ring 0.16.20...
[INFO] checking ring-0.16.20 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate ring 0.16.20 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ring 0.16.20 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ring 0.16.20
[INFO] finished tweaking crates.io crate ring 0.16.20
[INFO] tweaked toml for crates.io crate ring 0.16.20 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a73a0576106b1208bc4a65657ecb23374b97bcc491a9c55378d562d07cacae4e
[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" "a73a0576106b1208bc4a65657ecb23374b97bcc491a9c55378d562d07cacae4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a73a0576106b1208bc4a65657ecb23374b97bcc491a9c55378d562d07cacae4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73a0576106b1208bc4a65657ecb23374b97bcc491a9c55378d562d07cacae4e", kill_on_drop: false }`
[INFO] [stdout] a73a0576106b1208bc4a65657ecb23374b97bcc491a9c55378d562d07cacae4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43b18b257de7d5a8307ba2c0d40697c6c64e1e4f388bccd05216af9d14a68f43
[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" "43b18b257de7d5a8307ba2c0d40697c6c64e1e4f388bccd05216af9d14a68f43", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling ring v0.16.20 (/opt/rustwide/workdir)
[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 a macro (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`
[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" "43b18b257de7d5a8307ba2c0d40697c6c64e1e4f388bccd05216af9d14a68f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43b18b257de7d5a8307ba2c0d40697c6c64e1e4f388bccd05216af9d14a68f43", kill_on_drop: false }`
[INFO] [stdout] 43b18b257de7d5a8307ba2c0d40697c6c64e1e4f388bccd05216af9d14a68f43