[INFO] updating cached repository https://github.com/s1na/ruster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d445ad62d67b969ef4164936da6ffe8f6e1fd0e1
[INFO] checking s1na/ruster against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs1na%2Fruster" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/s1na/ruster on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/s1na/ruster
[INFO] finished tweaking git repo https://github.com/s1na/ruster
[INFO] tweaked toml for git repo https://github.com/s1na/ruster written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/s1na/ruster already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cb709d6f14ac0e0272cf6b63f8c0f7752a2ae9365c9eeab6fc27624f71de7ee
[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" "6cb709d6f14ac0e0272cf6b63f8c0f7752a2ae9365c9eeab6fc27624f71de7ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cb709d6f14ac0e0272cf6b63f8c0f7752a2ae9365c9eeab6fc27624f71de7ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb709d6f14ac0e0272cf6b63f8c0f7752a2ae9365c9eeab6fc27624f71de7ee", kill_on_drop: false }`
[INFO] [stdout] 6cb709d6f14ac0e0272cf6b63f8c0f7752a2ae9365c9eeab6fc27624f71de7ee
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0dbc2d2f4a4838fe906da1d4ba284cafc4cbb41bbccdeb7c82eac76a8197545c
[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" "0dbc2d2f4a4838fe906da1d4ba284cafc4cbb41bbccdeb7c82eac76a8197545c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking nan-preserving-float v0.1.0
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking codegen v0.1.0 (https://github.com/carllerche/codegen#9b2f8185)
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking parity-wasm v0.31.0
[INFO] [stderr]    Compiling cmake v0.1.31
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]    Compiling wabt-sys v0.2.0
[INFO] [stderr]     Checking wasmi v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking serde_json v1.0.22
[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-1.0.70/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=0277b93d8a5f1c92 -C extra-filename=-0277b93d8a5f1c92 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e5784a04c5636e42.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-2258f7a182eb5690.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-8bf109b276b8aeed.rlib --extern proc_macro --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" "0dbc2d2f4a4838fe906da1d4ba284cafc4cbb41bbccdeb7c82eac76a8197545c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dbc2d2f4a4838fe906da1d4ba284cafc4cbb41bbccdeb7c82eac76a8197545c", kill_on_drop: false }`
[INFO] [stdout] 0dbc2d2f4a4838fe906da1d4ba284cafc4cbb41bbccdeb7c82eac76a8197545c