[INFO] fetching crate somm_gravity_proto 0.1.2...
[INFO] checking somm_gravity_proto-0.1.2 against master#0c292c9667f1b202a9150d58bdd2e89e3e803996 for pr-92285
[INFO] extracting crate somm_gravity_proto 0.1.2 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate somm_gravity_proto 0.1.2 on toolchain 0c292c9667f1b202a9150d58bdd2e89e3e803996
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c292c9667f1b202a9150d58bdd2e89e3e803996" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate somm_gravity_proto 0.1.2
[INFO] finished tweaking crates.io crate somm_gravity_proto 0.1.2
[INFO] tweaked toml for crates.io crate somm_gravity_proto 0.1.2 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c292c9667f1b202a9150d58bdd2e89e3e803996" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c292c9667f1b202a9150d58bdd2e89e3e803996" "fetch" "--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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+0c292c9667f1b202a9150d58bdd2e89e3e803996" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 033ec9fd85681f02065b9a582d9088274446b712f00a88b4c9217a93bf6fc829
[INFO] running `Command { std: "docker" "start" "-a" "033ec9fd85681f02065b9a582d9088274446b712f00a88b4c9217a93bf6fc829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "033ec9fd85681f02065b9a582d9088274446b712f00a88b4c9217a93bf6fc829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "033ec9fd85681f02065b9a582d9088274446b712f00a88b4c9217a93bf6fc829", kill_on_drop: false }`
[INFO] [stdout] 033ec9fd85681f02065b9a582d9088274446b712f00a88b4c9217a93bf6fc829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=forbid" "-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" "+0c292c9667f1b202a9150d58bdd2e89e3e803996" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84b5d587c9f74fbff952c09deee13120e9409bd5ff9d151c9c90bb8660a282ec
[INFO] running `Command { std: "docker" "start" "-a" "84b5d587c9f74fbff952c09deee13120e9409bd5ff9d151c9c90bb8660a282ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking zeroize v1.5.2
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking backtrace v0.3.64
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking anomaly v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.19
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.52
[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-1.0.136/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=13d82be0245bb8d3 -C extra-filename=-13d82be0245bb8d3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d937f1f82ffb437d.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-4040e84c0ddb8645.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-90bcff6b99beb4f9.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --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" "84b5d587c9f74fbff952c09deee13120e9409bd5ff9d151c9c90bb8660a282ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b5d587c9f74fbff952c09deee13120e9409bd5ff9d151c9c90bb8660a282ec", kill_on_drop: false }`
[INFO] [stdout] 84b5d587c9f74fbff952c09deee13120e9409bd5ff9d151c9c90bb8660a282ec