[INFO] crate numext-fixed-hash 0.1.4 is already in cache
[INFO] testing numext-fixed-hash-0.1.4 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate numext-fixed-hash 0.1.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate numext-fixed-hash 0.1.4 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate numext-fixed-hash 0.1.4
[INFO] finished tweaking crates.io crate numext-fixed-hash 0.1.4
[INFO] tweaked toml for crates.io crate numext-fixed-hash 0.1.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3c9e76a0c168570c89b01f1cf6dff0ad646a6f9fd0b1c4933a4098350460f06
[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" "b3c9e76a0c168570c89b01f1cf6dff0ad646a6f9fd0b1c4933a4098350460f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3c9e76a0c168570c89b01f1cf6dff0ad646a6f9fd0b1c4933a4098350460f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c9e76a0c168570c89b01f1cf6dff0ad646a6f9fd0b1c4933a4098350460f06", kill_on_drop: false }`
[INFO] [stdout] b3c9e76a0c168570c89b01f1cf6dff0ad646a6f9fd0b1c4933a4098350460f06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f37568cbf3288e4ef1542c14798f7aab35711776c444f9fc40971500150e7eb4
[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" "f37568cbf3288e4ef1542c14798f7aab35711776c444f9fc40971500150e7eb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling numext-constructor v0.1.4
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.4
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.4
[INFO] [stderr]    Compiling numext-fixed-uint v0.1.4
[INFO] [stderr]    Compiling numext-fixed-hash-core v0.1.4
[INFO] [stderr] error: could not compile `numext-fixed-hash-core`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name numext_fixed_hash_core --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/numext-fixed-hash-core-0.1.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=d6def2bb8304fac2 -C extra-filename=-d6def2bb8304fac2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern failure=/opt/rustwide/target/debug/deps/libfailure-479d8da108d0ecee.rmeta --extern numext_constructor=/opt/rustwide/target/debug/deps/libnumext_constructor-3ac2139615d4ba60.so --extern numext_fixed_uint=/opt/rustwide/target/debug/deps/libnumext_fixed_uint-b6203271fbe39089.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "f37568cbf3288e4ef1542c14798f7aab35711776c444f9fc40971500150e7eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f37568cbf3288e4ef1542c14798f7aab35711776c444f9fc40971500150e7eb4", kill_on_drop: false }`
[INFO] [stdout] f37568cbf3288e4ef1542c14798f7aab35711776c444f9fc40971500150e7eb4