[INFO] fetching crate mles-utils 1.1.6...
[INFO] testing mles-utils-1.1.6 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate mles-utils 1.1.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mles-utils 1.1.6 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mles-utils 1.1.6
[INFO] finished tweaking crates.io crate mles-utils 1.1.6
[INFO] tweaked toml for crates.io crate mles-utils 1.1.6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb97479b9e148f41f9c68e2b4b4202c68216bef947fe063ad4676547d421fec0
[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" "fb97479b9e148f41f9c68e2b4b4202c68216bef947fe063ad4676547d421fec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb97479b9e148f41f9c68e2b4b4202c68216bef947fe063ad4676547d421fec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb97479b9e148f41f9c68e2b4b4202c68216bef947fe063ad4676547d421fec0", kill_on_drop: false }`
[INFO] [stdout] fb97479b9e148f41f9c68e2b4b4202c68216bef947fe063ad4676547d421fec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffaacb39d44fe369fdc346742460bd93d54e8dcd579727af6e9a75669443db63
[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" "ffaacb39d44fe369fdc346742460bd93d54e8dcd579727af6e9a75669443db63", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling mles-utils v1.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.46s
[INFO] running `Command { std: "docker" "inspect" "ffaacb39d44fe369fdc346742460bd93d54e8dcd579727af6e9a75669443db63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffaacb39d44fe369fdc346742460bd93d54e8dcd579727af6e9a75669443db63", kill_on_drop: false }`
[INFO] [stdout] ffaacb39d44fe369fdc346742460bd93d54e8dcd579727af6e9a75669443db63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16b28e981255ccb642a31369a4542b3c53261b48ca1c45f142a0c58b9461e328
[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" "16b28e981255ccb642a31369a4542b3c53261b48ca1c45f142a0c58b9461e328", kill_on_drop: false }`
[INFO] [stderr]    Compiling mles-utils v1.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.11s
[INFO] running `Command { std: "docker" "inspect" "16b28e981255ccb642a31369a4542b3c53261b48ca1c45f142a0c58b9461e328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b28e981255ccb642a31369a4542b3c53261b48ca1c45f142a0c58b9461e328", kill_on_drop: false }`
[INFO] [stdout] 16b28e981255ccb642a31369a4542b3c53261b48ca1c45f142a0c58b9461e328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 837ae57cbaeb406d850acc7116199540061cb147079844e34877e9b3906c4fb2
[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" "837ae57cbaeb406d850acc7116199540061cb147079844e34877e9b3906c4fb2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mles_utils-510abc3a29c714b7)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test frame::tests::test_message_resync_decode ... ok
[INFO] [stdout] test local_db::tests::test_db_history_limit ... ok
[INFO] [stdout] test tests::test_encode_decode_msg ... ok
[INFO] [stdout] test frame::tests::test_message_decode ... ok
[INFO] [stdout] test peer::tests::test_has_peer ... ok
[INFO] [stdout] test peer::tests::test_peer_set_cid ... ok
[INFO] [stdout] test tests::test_encode_decode_resync_msg ... ok
[INFO] [stdout] test tests::test_cid ... ok
[INFO] [stdout] test tests::test_read_hdr_len_16_7m ... ok
[INFO] [stdout] test tests::test_read_hdr_len_16k ... ok
[INFO] [stdout] test tests::test_read_hdr_len_one ... ok
[INFO] [stdout] test tests::test_set_get_msg ... ok
[INFO] [stdout] test tests::test_set_get_mut_msg ... ok
[INFO] [stdout] test frame::tests::test_message_resync_multi_decode ... ok
[INFO] [stdout] test local_db::tests::test_new_peer_db ... ok
[INFO] [stdout] test local_db::tests::test_new_db ... ok
[INFO] [stdout] test tests::test_msgconn_send_read ... ok
[INFO] [stdout] test tests::test_msgconn_read_send ... ok
[INFO] [stdout] test tests::test_msgconn_basic_read_send ... ok
[INFO] [stdout] test tests::test_msgconn_peer_read_send ... ok
[INFO] [stderr]    Doc-tests mles-utils
[INFO] [stdout] test tests::test_msgconn_peer_send_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name mles_utils --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-3d66717d29b52115.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-6f5ea06de4b094fc.rlib --extern mles_utils=/opt/rustwide/target/debug/deps/libmles_utils-21ea58ed07b8e782.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-f88747e9552afb9f.rlib --extern serde_bytes=/opt/rustwide/target/debug/deps/libserde_bytes-e8ec86630588aa4d.rlib --extern serde_cbor=/opt/rustwide/target/debug/deps/libserde_cbor-493e77d4011edf3f.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-444e26e924f3678d.so --extern siphasher=/opt/rustwide/target/debug/deps/libsiphasher-e0e85d1f37183649.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-e3129e2fc639dccd.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "837ae57cbaeb406d850acc7116199540061cb147079844e34877e9b3906c4fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "837ae57cbaeb406d850acc7116199540061cb147079844e34877e9b3906c4fb2", kill_on_drop: false }`
[INFO] [stdout] 837ae57cbaeb406d850acc7116199540061cb147079844e34877e9b3906c4fb2