[INFO] crate poston 0.7.0 is already in cache
[INFO] testing poston-0.7.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate poston 0.7.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate poston 0.7.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate poston 0.7.0
[INFO] finished tweaking crates.io crate poston 0.7.0
[INFO] tweaked toml for crates.io crate poston 0.7.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate poston 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] e0d0bf256fa6872fbf28b5556a0a65c6070a8371ff05d901828d68385c08482c
[INFO] running `Command { std: "docker" "start" "-a" "e0d0bf256fa6872fbf28b5556a0a65c6070a8371ff05d901828d68385c08482c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0d0bf256fa6872fbf28b5556a0a65c6070a8371ff05d901828d68385c08482c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d0bf256fa6872fbf28b5556a0a65c6070a8371ff05d901828d68385c08482c", kill_on_drop: false }`
[INFO] [stdout] e0d0bf256fa6872fbf28b5556a0a65c6070a8371ff05d901828d68385c08482c
[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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", 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] 66ae2f66a1ee5c6ea9109d7c279c05b8c97e7868464620cc5ad4117c085af942
[INFO] running `Command { std: "docker" "start" "-a" "66ae2f66a1ee5c6ea9109d7c279c05b8c97e7868464620cc5ad4117c085af942", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling instant v0.1.3
[INFO] [stderr]    Compiling base64 v0.12.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling backoff v0.1.6
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling rmp-serde v0.14.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling poston v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.46s
[INFO] running `Command { std: "docker" "inspect" "66ae2f66a1ee5c6ea9109d7c279c05b8c97e7868464620cc5ad4117c085af942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66ae2f66a1ee5c6ea9109d7c279c05b8c97e7868464620cc5ad4117c085af942", kill_on_drop: false }`
[INFO] [stdout] 66ae2f66a1ee5c6ea9109d7c279c05b8c97e7868464620cc5ad4117c085af942
[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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c271f91d9d683faaa874ea2030fc02c2aca614eee7787574100566364fc164d
[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" "0c271f91d9d683faaa874ea2030fc02c2aca614eee7787574100566364fc164d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling poston v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 31.23s
[INFO] running `Command { std: "docker" "inspect" "0c271f91d9d683faaa874ea2030fc02c2aca614eee7787574100566364fc164d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c271f91d9d683faaa874ea2030fc02c2aca614eee7787574100566364fc164d", kill_on_drop: false }`
[INFO] [stdout] 0c271f91d9d683faaa874ea2030fc02c2aca614eee7787574100566364fc164d
[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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a67120783ca07bdbb2922a16087462dbbf20f0e0e327e77ea23f5daf626edb53
[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" "a67120783ca07bdbb2922a16087462dbbf20f0e0e327e77ea23f5daf626edb53", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/poston-6fae048f6cd4718e
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test worker::tests::test_handle_message_queued ... ok
[INFO] [stdout] test buffer::unpack_response::it_should_unpack_as_ack_reply ... ok
[INFO] [stdout] test worker::tests::test_handle_message_terminated ... ok
[INFO] [stdout] test emitter::test::emit_consume_queue_with_error_stream ... ok
[INFO] [stdout] test connect::tests::connect_giveup ... ok
[INFO] [stdout] test emitter::test::emit_consume_queeu ... ok
[INFO] [stdout] test worker::tests::test_start_worker_terminate ... ok
[INFO] [stdout] test buffer::test_pack_record::it_should_make_forward_mode_buffer ... ok
[INFO] [stdout] test time_pack::test::it_should_pack_to_event_time_format ... ok
[INFO] [stdout] test worker::tests::test_handle_message_flushed ... ok
[INFO] [stdout] test buffer::test_take::it_should_move_elements_to_passed_buffer ... ok
[INFO] [stdout] test worker::tests::worker_create_should_return_err_when_the_connection_open_is_failed ... ok
[INFO] [stdout] test connect::tests::read_and_write ... ok
[INFO] [stdout] test connect::tests::connect ... ok
[INFO] [stdout] test connect::tests::reconnect ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests poston
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a67120783ca07bdbb2922a16087462dbbf20f0e0e327e77ea23f5daf626edb53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67120783ca07bdbb2922a16087462dbbf20f0e0e327e77ea23f5daf626edb53", kill_on_drop: false }`
[INFO] [stdout] a67120783ca07bdbb2922a16087462dbbf20f0e0e327e77ea23f5daf626edb53