[INFO] fetching crate metrics-exporter-tcp 0.1.0-alpha.3...
[INFO] testing metrics-exporter-tcp-0.1.0-alpha.3 against 1.47.0 for beta-1.48-1
[INFO] extracting crate metrics-exporter-tcp 0.1.0-alpha.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate metrics-exporter-tcp 0.1.0-alpha.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-exporter-tcp 0.1.0-alpha.3
[INFO] finished tweaking crates.io crate metrics-exporter-tcp 0.1.0-alpha.3
[INFO] tweaked toml for crates.io crate metrics-exporter-tcp 0.1.0-alpha.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate metrics-exporter-tcp 0.1.0-alpha.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 751c9a663d70903516d887f188c31d30eda41e9cf13774cf8d9f475b79d28b26
[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" "751c9a663d70903516d887f188c31d30eda41e9cf13774cf8d9f475b79d28b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "751c9a663d70903516d887f188c31d30eda41e9cf13774cf8d9f475b79d28b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751c9a663d70903516d887f188c31d30eda41e9cf13774cf8d9f475b79d28b26", kill_on_drop: false }`
[INFO] [stdout] 751c9a663d70903516d887f188c31d30eda41e9cf13774cf8d9f475b79d28b26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7340acc650e8b9e1d02adfff8794258bd0b48dd5d0bb3e89040c3e4f278ca39
[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" "a7340acc650e8b9e1d02adfff8794258bd0b48dd5d0bb3e89040c3e4f278ca39", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling metrics v0.13.0-alpha.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling tracing-core v0.1.16
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling mio v0.7.0
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling dashmap v3.11.10
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling built v0.3.2
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]    Compiling metrics-macros v0.1.0-alpha.3
[INFO] [stderr]    Compiling tracing v0.1.19
[INFO] [stderr]    Compiling metrics-util v0.4.0-alpha.3
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling metrics-exporter-tcp v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "a7340acc650e8b9e1d02adfff8794258bd0b48dd5d0bb3e89040c3e4f278ca39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7340acc650e8b9e1d02adfff8794258bd0b48dd5d0bb3e89040c3e4f278ca39", kill_on_drop: false }`
[INFO] [stdout] a7340acc650e8b9e1d02adfff8794258bd0b48dd5d0bb3e89040c3e4f278ca39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d1ba08a6176116b1e9ac258236163d19d09fb5c98f312cd2f2303ed4f5ee62f
[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" "8d1ba08a6176116b1e9ac258236163d19d09fb5c98f312cd2f2303ed4f5ee62f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling quanta v0.5.2
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.12
[INFO] [stderr]    Compiling metrics-exporter-tcp v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.49s
[INFO] running `Command { std: "docker" "inspect" "8d1ba08a6176116b1e9ac258236163d19d09fb5c98f312cd2f2303ed4f5ee62f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d1ba08a6176116b1e9ac258236163d19d09fb5c98f312cd2f2303ed4f5ee62f", kill_on_drop: false }`
[INFO] [stdout] 8d1ba08a6176116b1e9ac258236163d19d09fb5c98f312cd2f2303ed4f5ee62f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] acf63f5e09fe0df497ee14d1998e86a3c3c4def6b41a1763898e621552b79f40
[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" "acf63f5e09fe0df497ee14d1998e86a3c3c4def6b41a1763898e621552b79f40", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metrics_exporter_tcp-c18396349071a880
[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] [stderr]    Doc-tests metrics-exporter-tcp
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "acf63f5e09fe0df497ee14d1998e86a3c3c4def6b41a1763898e621552b79f40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acf63f5e09fe0df497ee14d1998e86a3c3c4def6b41a1763898e621552b79f40", kill_on_drop: false }`
[INFO] [stdout] acf63f5e09fe0df497ee14d1998e86a3c3c4def6b41a1763898e621552b79f40
