[INFO] fetching crate fibers_rpc 0.3.4...
[INFO] testing fibers_rpc-0.3.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate fibers_rpc 0.3.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate fibers_rpc 0.3.4 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 fibers_rpc 0.3.4
[INFO] finished tweaking crates.io crate fibers_rpc 0.3.4
[INFO] tweaked toml for crates.io crate fibers_rpc 0.3.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate fibers_rpc 0.3.4 already has a lockfile, it will not be regenerated
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fibers_tasque v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 5f3c18d05afafbb4e6865fe8fdfbcb9fa1d0997d0806c0381a6e6bbdc7ea69bc
[INFO] running `Command { std: "docker" "start" "-a" "5f3c18d05afafbb4e6865fe8fdfbcb9fa1d0997d0806c0381a6e6bbdc7ea69bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f3c18d05afafbb4e6865fe8fdfbcb9fa1d0997d0806c0381a6e6bbdc7ea69bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f3c18d05afafbb4e6865fe8fdfbcb9fa1d0997d0806c0381a6e6bbdc7ea69bc", kill_on_drop: false }`
[INFO] [stdout] 5f3c18d05afafbb4e6865fe8fdfbcb9fa1d0997d0806c0381a6e6bbdc7ea69bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] d6f20b608a4ab10c1bd651898a7d11458835a4c8c07c253532ab73b66035870d
[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" "d6f20b608a4ab10c1bd651898a7d11458835a4c8c07c253532ab73b66035870d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling atomic_immut v0.1.4
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling nbchan v0.1.3
[INFO] [stderr]    Compiling splay_tree v0.2.10
[INFO] [stderr]    Compiling factory v0.1.2
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling fibers v0.1.13
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling prometrics v0.1.13
[INFO] [stderr]    Compiling bytecodec v0.4.13
[INFO] [stderr]    Compiling tasque v0.1.5
[INFO] [stderr]    Compiling fibers_tasque v0.1.2
[INFO] [stderr]    Compiling fibers_rpc v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.11s
[INFO] running `Command { std: "docker" "inspect" "d6f20b608a4ab10c1bd651898a7d11458835a4c8c07c253532ab73b66035870d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f20b608a4ab10c1bd651898a7d11458835a4c8c07c253532ab73b66035870d", kill_on_drop: false }`
[INFO] [stdout] d6f20b608a4ab10c1bd651898a7d11458835a4c8c07c253532ab73b66035870d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 3b8d54322a2a1feabf7930f0101dbd14f99c6ffe5c0157dd6950c648dfd581d1
[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" "3b8d54322a2a1feabf7930f0101dbd14f99c6ffe5c0157dd6950c648dfd581d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling slog-scope v4.3.0
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling slog-kvfilter v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling slog-async v2.5.0
[INFO] [stderr]    Compiling fibers_global v0.1.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling slog-term v2.6.0
[INFO] [stderr]    Compiling sloggers v0.3.6
[INFO] [stderr]    Compiling fibers_rpc v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.98s
[INFO] running `Command { std: "docker" "inspect" "3b8d54322a2a1feabf7930f0101dbd14f99c6ffe5c0157dd6950c648dfd581d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b8d54322a2a1feabf7930f0101dbd14f99c6ffe5c0157dd6950c648dfd581d1", kill_on_drop: false }`
[INFO] [stdout] 3b8d54322a2a1feabf7930f0101dbd14f99c6ffe5c0157dd6950c648dfd581d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 311e03b6af0d0875192a9180fa0abb366508377307ce53bc0bc82ffb5db370f1
[INFO] running `Command { std: "docker" "start" "-a" "311e03b6af0d0875192a9180fa0abb366508377307ce53bc0bc82ffb5db370f1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fibers_rpc-e817de9b12a14309
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test message::tests::message_id_next_works ... ok
[INFO] [stdout] test metrics::tests::correction_works ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::async_works ... ok
[INFO] [stdout] test tests::large_message_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fibers_rpc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "311e03b6af0d0875192a9180fa0abb366508377307ce53bc0bc82ffb5db370f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311e03b6af0d0875192a9180fa0abb366508377307ce53bc0bc82ffb5db370f1", kill_on_drop: false }`
[INFO] [stdout] 311e03b6af0d0875192a9180fa0abb366508377307ce53bc0bc82ffb5db370f1