[INFO] cloning repository https://github.com/maybevoid/ferrite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maybevoid/ferrite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaybevoid%2Fferrite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaybevoid%2Fferrite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93f91d02e800596cb6331d7cd84713ce60317483
[INFO] testing maybevoid/ferrite against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaybevoid%2Fferrite" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maybevoid/ferrite on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maybevoid/ferrite
[INFO] finished tweaking git repo https://github.com/maybevoid/ferrite
[INFO] tweaked toml for git repo https://github.com/maybevoid/ferrite written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/maybevoid/ferrite already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63d9000368ae11ced91a2f3f397c1fe2fb8a6b0be5812678d0f983088f2a2fed
[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" "63d9000368ae11ced91a2f3f397c1fe2fb8a6b0be5812678d0f983088f2a2fed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63d9000368ae11ced91a2f3f397c1fe2fb8a6b0be5812678d0f983088f2a2fed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d9000368ae11ced91a2f3f397c1fe2fb8a6b0be5812678d0f983088f2a2fed", kill_on_drop: false }`
[INFO] [stdout] 63d9000368ae11ced91a2f3f397c1fe2fb8a6b0be5812678d0f983088f2a2fed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53c3cad40e0e187f710d02c9805cec305c12f7da8330c7cfb4fa1e200eda5716
[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" "53c3cad40e0e187f710d02c9805cec305c12f7da8330c7cfb4fa1e200eda5716", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-core v0.3.6
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling futures-io v0.3.6
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.10
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling futures-sink v0.3.6
[INFO] [stderr]    Compiling async-task v4.0.2
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling paste v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling async-macros v2.0.0
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling futures-lite v1.11.1
[INFO] [stderr]    Compiling polling v2.0.1
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling async-executor v1.3.0
[INFO] [stderr]    Compiling async-io v1.1.10
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-global-executor v1.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling async-std v1.6.5
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling futures-executor v0.3.6
[INFO] [stderr]    Compiling futures v0.3.6
[INFO] [stderr]    Compiling ferrite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `ferrite`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name internal_choice --edition=2018 src/bin/internal_choice.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=afec1b814a01531e -C extra-filename=-afec1b814a01531e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_macros=/opt/rustwide/target/debug/deps/libasync_macros-d3cabc8e0b1dc585.rlib --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-5574feb71710098e.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-57a890e10e21ca66.rlib --extern ferrite=/opt/rustwide/target/debug/deps/libferrite-44669025f4ddfddb.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-0629c550b80c2d5b.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-9a8f32c741a57e93.rlib --extern paste=/opt/rustwide/target/debug/deps/libpaste-69df8912f33518e2.so --extern rand=/opt/rustwide/target/debug/deps/librand-ca231ed64fc376a5.rlib --cap-lints=warn` (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" "53c3cad40e0e187f710d02c9805cec305c12f7da8330c7cfb4fa1e200eda5716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c3cad40e0e187f710d02c9805cec305c12f7da8330c7cfb4fa1e200eda5716", kill_on_drop: false }`
[INFO] [stdout] 53c3cad40e0e187f710d02c9805cec305c12f7da8330c7cfb4fa1e200eda5716
