[INFO] fetching crate minidsp 0.1.4...
[INFO] testing minidsp-0.1.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate minidsp 0.1.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate minidsp 0.1.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minidsp 0.1.4
[INFO] finished tweaking crates.io crate minidsp 0.1.4
[INFO] tweaked toml for crates.io crate minidsp 0.1.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate minidsp 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex-literal v0.3.4
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", 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] fd10f66c75c434fe739d911cfceee549040c6f56b0d1c337f847c13605c32d47
[INFO] running `Command { std: "docker" "start" "-a" "fd10f66c75c434fe739d911cfceee549040c6f56b0d1c337f847c13605c32d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd10f66c75c434fe739d911cfceee549040c6f56b0d1c337f847c13605c32d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd10f66c75c434fe739d911cfceee549040c6f56b0d1c337f847c13605c32d47", kill_on_drop: false }`
[INFO] [stdout] fd10f66c75c434fe739d911cfceee549040c6f56b0d1c337f847c13605c32d47
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f804d730902b3fe16a1003aff8d8879a374678f799023ef43e8c9454d1212dd9
[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" "f804d730902b3fe16a1003aff8d8879a374678f799023ef43e8c9454d1212dd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling jetscii v0.5.1
[INFO] [stderr]    Compiling schemars v0.8.8
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling riff v1.0.1
[INFO] [stderr]    Compiling urlencoding v2.1.0
[INFO] [stderr]    Compiling bimap v0.6.1
[INFO] [stderr]    Compiling hidapi v1.3.2
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling shellwords v1.1.0
[INFO] [stderr]    Compiling wav v1.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling hexplay v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling schemars_derive v0.8.8
[INFO] [stderr]    Compiling strong-xml-derive v0.6.3
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.133/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=838780668af1dd3a -C extra-filename=-838780668af1dd3a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d43b9eeea9b4257f.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-b90a404a5638d178.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-e4ad3c9bd810549f.rlib --extern proc_macro --cap-lints allow --cap-lints=warn --cfg underscore_consts --cfg ptr_addr_of` (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" "f804d730902b3fe16a1003aff8d8879a374678f799023ef43e8c9454d1212dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f804d730902b3fe16a1003aff8d8879a374678f799023ef43e8c9454d1212dd9", kill_on_drop: false }`
[INFO] [stdout] f804d730902b3fe16a1003aff8d8879a374678f799023ef43e8c9454d1212dd9