[INFO] fetching crate rpcx_server 0.2.2...
[INFO] testing rpcx_server-0.2.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rpcx_server 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rpcx_server 0.2.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rpcx_server 0.2.2
[INFO] finished tweaking crates.io crate rpcx_server 0.2.2
[INFO] tweaked toml for crates.io crate rpcx_server 0.2.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum v0.15.0
[INFO] [stderr]   Downloaded enum-primitive-derive v0.1.2
[INFO] [stderr]   Downloaded strum_macros v0.15.0
[INFO] [stderr]   Downloaded rpcx_protocol v0.2.2
[INFO] [stderr]   Downloaded rmp-serde v0.13.7
[INFO] [stderr]   Downloaded etcd v0.9.0
[INFO] [stderr]   Downloaded rpcx_derive v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] dba7de9ddc12098e376fc08483a11b4b173a99c4dd87b131a11f6b0287f2716d
[INFO] running `Command { std: "docker" "start" "-a" "dba7de9ddc12098e376fc08483a11b4b173a99c4dd87b131a11f6b0287f2716d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dba7de9ddc12098e376fc08483a11b4b173a99c4dd87b131a11f6b0287f2716d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba7de9ddc12098e376fc08483a11b4b173a99c4dd87b131a11f6b0287f2716d", kill_on_drop: false }`
[INFO] [stdout] dba7de9ddc12098e376fc08483a11b4b173a99c4dd87b131a11f6b0287f2716d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cde3f12f1b7178cd2ed2f13b8031389a1200c64ed5e650cb627841cb702cd71
[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" "7cde3f12f1b7178cd2ed2f13b8031389a1200c64ed5e650cb627841cb702cd71", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling strum v0.15.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling rpcx_protocol v0.2.2
[INFO] [stderr]    Compiling rpcx_derive v0.2.2
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling etcd v0.9.0
[INFO] [stderr]    Compiling rpcx_server v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         'accept_loop: for stream in listener.incoming() {
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "7cde3f12f1b7178cd2ed2f13b8031389a1200c64ed5e650cb627841cb702cd71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cde3f12f1b7178cd2ed2f13b8031389a1200c64ed5e650cb627841cb702cd71", kill_on_drop: false }`
[INFO] [stdout] 7cde3f12f1b7178cd2ed2f13b8031389a1200c64ed5e650cb627841cb702cd71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1b1c3bcdd6260955a36fadf092e0bc3051aa1de1033e78e023744c2501bbb95
[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" "f1b1c3bcdd6260955a36fadf092e0bc3051aa1de1033e78e023744c2501bbb95", kill_on_drop: false }`
[INFO] [stderr]    Compiling rpcx_server v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         'accept_loop: for stream in listener.incoming() {
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         'accept_loop: for stream in listener.incoming() {
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "f1b1c3bcdd6260955a36fadf092e0bc3051aa1de1033e78e023744c2501bbb95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b1c3bcdd6260955a36fadf092e0bc3051aa1de1033e78e023744c2501bbb95", kill_on_drop: false }`
[INFO] [stdout] f1b1c3bcdd6260955a36fadf092e0bc3051aa1de1033e78e023744c2501bbb95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] 6ebd5911a092adc2a25f9198a340b4dd5ff7d3a1879bc63887a3102ff722273e
[INFO] running `Command { std: "docker" "start" "-a" "6ebd5911a092adc2a25f9198a340b4dd5ff7d3a1879bc63887a3102ff722273e", kill_on_drop: false }`
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/lib.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         'accept_loop: for stream in listener.incoming() {
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/lib.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         'accept_loop: for stream in listener.incoming() {
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rpcx_server-9a21f770275ec6fc
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rpcx_server
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6ebd5911a092adc2a25f9198a340b4dd5ff7d3a1879bc63887a3102ff722273e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ebd5911a092adc2a25f9198a340b4dd5ff7d3a1879bc63887a3102ff722273e", kill_on_drop: false }`
[INFO] [stdout] 6ebd5911a092adc2a25f9198a340b4dd5ff7d3a1879bc63887a3102ff722273e