[INFO] fetching crate couchbase 1.0.0-alpha.4...
[INFO] testing couchbase-1.0.0-alpha.4 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate couchbase 1.0.0-alpha.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate couchbase 1.0.0-alpha.4 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate couchbase 1.0.0-alpha.4
[INFO] finished tweaking crates.io crate couchbase 1.0.0-alpha.4
[INFO] tweaked toml for crates.io crate couchbase 1.0.0-alpha.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate couchbase 1.0.0-alpha.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded couchbase-sys v1.0.0-alpha.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 2710d51e065640c4fe7171a7ba73f5cf353c82bf50e8f7573ee1d8a21a2fef80
[INFO] running `Command { std: "docker" "start" "-a" "2710d51e065640c4fe7171a7ba73f5cf353c82bf50e8f7573ee1d8a21a2fef80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2710d51e065640c4fe7171a7ba73f5cf353c82bf50e8f7573ee1d8a21a2fef80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2710d51e065640c4fe7171a7ba73f5cf353c82bf50e8f7573ee1d8a21a2fef80", kill_on_drop: false }`
[INFO] [stdout] 2710d51e065640c4fe7171a7ba73f5cf353c82bf50e8f7573ee1d8a21a2fef80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ff942c17faa4b27a292f1fc8aebdd07bf096e1c949f9f1251af1f9845b0fdf7
[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" "3ff942c17faa4b27a292f1fc8aebdd07bf096e1c949f9f1251af1f9845b0fdf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling couchbase v1.0.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling parse_duration v2.1.0
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]    Compiling snafu v0.6.8
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling couchbase-sys v1.0.0-alpha.4
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 03s
[INFO] running `Command { std: "docker" "inspect" "3ff942c17faa4b27a292f1fc8aebdd07bf096e1c949f9f1251af1f9845b0fdf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ff942c17faa4b27a292f1fc8aebdd07bf096e1c949f9f1251af1f9845b0fdf7", kill_on_drop: false }`
[INFO] [stdout] 3ff942c17faa4b27a292f1fc8aebdd07bf096e1c949f9f1251af1f9845b0fdf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ce26482fc818797c3f332aa125010c58c3d4f463ca66a7bb8a3bd9595d73be4
[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" "1ce26482fc818797c3f332aa125010c58c3d4f463ca66a7bb8a3bd9595d73be4", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastrand v1.3.4
[INFO] [stderr]    Compiling waker-fn v1.0.0
[INFO] [stderr]    Compiling event-listener v2.4.0
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling vec-arena v0.5.2
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling polling v0.1.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-channel v1.4.0
[INFO] [stderr]    Compiling async-mutex v1.1.5
[INFO] [stderr]    Compiling futures-lite v0.1.11
[INFO] [stderr]    Compiling multitask v0.2.0
[INFO] [stderr]    Compiling async-io v0.1.11
[INFO] [stderr]    Compiling blocking v0.5.2
[INFO] [stderr]    Compiling async-executor v0.1.2
[INFO] [stderr]    Compiling async-std v1.6.3
[INFO] [stderr]    Compiling couchbase v1.0.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `couchbase`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name couchbase --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="cc"' --cfg 'feature="couchbase-sys"' --cfg 'feature="crossbeam-channel"' --cfg 'feature="default"' --cfg 'feature="libcouchbase"' -C metadata=31886d45513c58d5 -C extra-filename=-31886d45513c58d5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-93962e55d4a60de6.rlib --extern couchbase_sys=/opt/rustwide/target/debug/deps/libcouchbase_sys-45e8169588b6b48c.rlib --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-56a3a6f69bccc982.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-96d7859c7941ed28.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-28f0b7e92d4117b1.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-cd2401a06b1676f6.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-90284f056e4dc4fe.rlib --extern parse_duration=/opt/rustwide/target/debug/deps/libparse_duration-78f2171f11c5921c.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-61f793601bd87a4a.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-6c6610bc0ead3a5b.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-7b9617c29514713b.rlib --extern serde_urlencoded=/opt/rustwide/target/debug/deps/libserde_urlencoded-1d20afb0604b6516.rlib --extern snafu=/opt/rustwide/target/debug/deps/libsnafu-f6692a1a652fca72.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-660b3137e7e1979a.rlib --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/couchbase-628b1c03022abba5/out -l static=utils -L native=/opt/rustwide/target/debug/build/couchbase-sys-a479f9702d1ad1eb/out/build/lib` (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" "1ce26482fc818797c3f332aa125010c58c3d4f463ca66a7bb8a3bd9595d73be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce26482fc818797c3f332aa125010c58c3d4f463ca66a7bb8a3bd9595d73be4", kill_on_drop: false }`
[INFO] [stdout] 1ce26482fc818797c3f332aa125010c58c3d4f463ca66a7bb8a3bd9595d73be4