[INFO] fetching crate arpabet 2.0.0...
[INFO] testing arpabet-2.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate arpabet 2.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate arpabet 2.0.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arpabet 2.0.0
[INFO] finished tweaking crates.io crate arpabet 2.0.0
[INFO] tweaked toml for crates.io crate arpabet 2.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arpabet_cmudict v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df04cc8943480a55c3d853404eb7268a6e6d04ec3edd6076b324805ff78dbed6
[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" "df04cc8943480a55c3d853404eb7268a6e6d04ec3edd6076b324805ff78dbed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df04cc8943480a55c3d853404eb7268a6e6d04ec3edd6076b324805ff78dbed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df04cc8943480a55c3d853404eb7268a6e6d04ec3edd6076b324805ff78dbed6", kill_on_drop: false }`
[INFO] [stdout] df04cc8943480a55c3d853404eb7268a6e6d04ec3edd6076b324805ff78dbed6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 2bf727c337d6ce3e9bb98cce87c28c0bb27facbd4dff733e1a453b0f89812f8c
[INFO] running `Command { std: "docker" "start" "-a" "2bf727c337d6ce3e9bb98cce87c28c0bb27facbd4dff733e1a453b0f89812f8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling arpabet_types v2.0.0
[INFO] [stderr]    Compiling arpabet_parser v2.0.0
[INFO] [stderr]    Compiling arpabet_cmudict v2.0.0
[INFO] [stderr] error: could not compile `arpabet_cmudict`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name arpabet_cmudict /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arpabet_cmudict-2.0.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=f6c5eff5810793ee -C extra-filename=-f6c5eff5810793ee --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arpabet_parser=/opt/rustwide/target/debug/deps/libarpabet_parser-fcc9dc2090583795.rmeta --extern arpabet_types=/opt/rustwide/target/debug/deps/libarpabet_types-8bf07a32aeb5a642.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b341606102c7008f.rmeta --extern phf=/opt/rustwide/target/debug/deps/libphf-32e0d9a9e7027af5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-17f271d2d4d7a3b5.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "2bf727c337d6ce3e9bb98cce87c28c0bb27facbd4dff733e1a453b0f89812f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bf727c337d6ce3e9bb98cce87c28c0bb27facbd4dff733e1a453b0f89812f8c", kill_on_drop: false }`
[INFO] [stdout] 2bf727c337d6ce3e9bb98cce87c28c0bb27facbd4dff733e1a453b0f89812f8c