[INFO] cloning repository https://github.com/bkchr/wasm-compilation-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bkchr/wasm-compilation-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkchr%2Fwasm-compilation-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkchr%2Fwasm-compilation-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4b081ea5ef1692cf4fc958ea924f4bbab2575a8
[INFO] documenting bkchr/wasm-compilation-bug against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkchr%2Fwasm-compilation-bug" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bkchr/wasm-compilation-bug on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bkchr/wasm-compilation-bug
[INFO] finished tweaking git repo https://github.com/bkchr/wasm-compilation-bug
[INFO] tweaked toml for git repo https://github.com/bkchr/wasm-compilation-bug written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bkchr/wasm-compilation-bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ca311c4a42eeab8cc1ebbab5ffa791c339e86c079edaed9209a16c730d3003c
[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" "0ca311c4a42eeab8cc1ebbab5ffa791c339e86c079edaed9209a16c730d3003c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ca311c4a42eeab8cc1ebbab5ffa791c339e86c079edaed9209a16c730d3003c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca311c4a42eeab8cc1ebbab5ffa791c339e86c079edaed9209a16c730d3003c", kill_on_drop: false }`
[INFO] [stdout] 0ca311c4a42eeab8cc1ebbab5ffa791c339e86c079edaed9209a16c730d3003c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3856cc7c21bc916da34f80200bd59eaca021d13fbd52b2547edd6b93dfdbea58
[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" "3856cc7c21bc916da34f80200bd59eaca021d13fbd52b2547edd6b93dfdbea58", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]     Checking sp-std v2.0.0-rc5 (https://github.com/paritytech/substrate?branch=cumulus-branch#b066029a)
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking trie-db v0.22.1
[INFO] [stderr]     Checking sp-panic-handler v2.0.0-rc5 (https://github.com/paritytech/substrate?branch=cumulus-branch#b066029a)
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[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 sp-debug-derive v2.0.0-rc5 (https://github.com/paritytech/substrate?branch=cumulus-branch#b066029a)
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking ref-cast v1.0.2
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking merlin v2.0.0
[INFO] [stderr]     Checking secrecy v0.6.0
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking tracing v0.1.17
[INFO] [stderr]     Checking substrate-bip39 v0.4.1
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr] error: could not compile `rental-impl`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rental_impl /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rental-impl-0.5.5/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 -C metadata=4df863462ad0b719 -C extra-filename=-4df863462ad0b719 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d3dc0cb999b3c41d.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-75a4c566bf65e716.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-859821c67a2a0b75.rlib --extern proc_macro --cap-lints allow` (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" "3856cc7c21bc916da34f80200bd59eaca021d13fbd52b2547edd6b93dfdbea58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3856cc7c21bc916da34f80200bd59eaca021d13fbd52b2547edd6b93dfdbea58", kill_on_drop: false }`
[INFO] [stdout] 3856cc7c21bc916da34f80200bd59eaca021d13fbd52b2547edd6b93dfdbea58