[INFO] fetching crate pallet-im-online 2.0.0-rc6...
[INFO] checking pallet-im-online-2.0.0-rc6 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate pallet-im-online 2.0.0-rc6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pallet-im-online 2.0.0-rc6 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-im-online 2.0.0-rc6
[INFO] finished tweaking crates.io crate pallet-im-online 2.0.0-rc6
[INFO] tweaked toml for crates.io crate pallet-im-online 2.0.0-rc6 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bba315de17fd976a0be089202730341c6b4f2ad13764e995f509a82ad6ebb8d9
[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" "bba315de17fd976a0be089202730341c6b4f2ad13764e995f509a82ad6ebb8d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bba315de17fd976a0be089202730341c6b4f2ad13764e995f509a82ad6ebb8d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba315de17fd976a0be089202730341c6b4f2ad13764e995f509a82ad6ebb8d9", kill_on_drop: false }`
[INFO] [stdout] bba315de17fd976a0be089202730341c6b4f2ad13764e995f509a82ad6ebb8d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ed408fabb32f411aebceebb6fcacbd2c0deead3cd4047901cb7c8fdd1f30e2c
[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" "0ed408fabb32f411aebceebb6fcacbd2c0deead3cd4047901cb7c8fdd1f30e2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling ref-cast-impl v1.0.2
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc6
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.10
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.0-rc6
[INFO] [stderr] error: could not compile `nalgebra`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nalgebra --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.18.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="matrixmultiply"' --cfg 'feature="std"' -C metadata=263abaa3981506a4 -C extra-filename=-263abaa3981506a4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern alga=/opt/rustwide/target/debug/deps/libalga-d71c183840cc90f2.rmeta --extern approx=/opt/rustwide/target/debug/deps/libapprox-7939f972597a5cf8.rmeta --extern generic_array=/opt/rustwide/target/debug/deps/libgeneric_array-c6337da4289faef0.rmeta --extern matrixmultiply=/opt/rustwide/target/debug/deps/libmatrixmultiply-bb6b49ad9cf5cc5d.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-c8bfd29b7ef4a690.rmeta --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-4db99954e71c533a.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-e85070b3ff8567f6.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-1019cb48988643db.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-5564b931d1706476.rmeta --cap-lints allow --cap-lints=forbid` (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" "0ed408fabb32f411aebceebb6fcacbd2c0deead3cd4047901cb7c8fdd1f30e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed408fabb32f411aebceebb6fcacbd2c0deead3cd4047901cb7c8fdd1f30e2c", kill_on_drop: false }`
[INFO] [stdout] 0ed408fabb32f411aebceebb6fcacbd2c0deead3cd4047901cb7c8fdd1f30e2c
