[INFO] fetching crate grin-miner 0.4.2...
[INFO] testing grin-miner-0.4.2 against beta-2021-05-08 for beta-1.53-1
[INFO] extracting crate grin-miner 0.4.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate grin-miner 0.4.2 on toolchain beta-2021-05-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-05-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grin-miner 0.4.2
[INFO] finished tweaking crates.io crate grin-miner 0.4.2
[INFO] tweaked toml for crates.io crate grin-miner 0.4.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-05-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-05-08" "fetch" "--locked" "--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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-05-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 536e1dc58f51f3cb629b2452cfed9dbf6e397555bcaccee02ec7eff21d3041c9
[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" "536e1dc58f51f3cb629b2452cfed9dbf6e397555bcaccee02ec7eff21d3041c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "536e1dc58f51f3cb629b2452cfed9dbf6e397555bcaccee02ec7eff21d3041c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "536e1dc58f51f3cb629b2452cfed9dbf6e397555bcaccee02ec7eff21d3041c9", kill_on_drop: false }`
[INFO] [stdout] 536e1dc58f51f3cb629b2452cfed9dbf6e397555bcaccee02ec7eff21d3041c9
[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=warn" "-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" "+beta-2021-05-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 680d7315abc4ffcdfc9583f55c61d5facd7c269d3a075548b98964ee21093882
[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" "680d7315abc4ffcdfc9583f55c61d5facd7c269d3a075548b98964ee21093882", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.1.1
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling reexport-proc-macro v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling array-macro v1.0.5
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling enumset_derive v0.3.2
[INFO] [stderr]    Compiling slog-term v2.8.0
[INFO] [stderr]    Compiling slog-async v2.6.0
[INFO] [stderr]    Compiling grin_miner_plugin v0.4.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling cuckoo_miner v0.4.2
[INFO] [stderr]    Compiling grin_miner_util v0.4.2
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling enum-map v0.4.1
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling enumset v0.3.19
[INFO] [stderr]    Compiling cursive v0.9.2
[INFO] [stderr] error: could not compile `rust-crypto`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name crypto /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-crypto-0.2.36/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=ae6351ca3231238e -C extra-filename=-ae6351ca3231238e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-884a5a4c401ffe68.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-c41e5e49df1a173b.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-12fbbfd6988c846b.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-ea71b6d56588603e.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/rust-crypto-5537d5725a209eac/out -l static=_rust_crypto_helpers` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "680d7315abc4ffcdfc9583f55c61d5facd7c269d3a075548b98964ee21093882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "680d7315abc4ffcdfc9583f55c61d5facd7c269d3a075548b98964ee21093882", kill_on_drop: false }`
[INFO] [stdout] 680d7315abc4ffcdfc9583f55c61d5facd7c269d3a075548b98964ee21093882