[INFO] fetching crate sc-tracing 2.0.0...
[INFO] testing sc-tracing-2.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sc-tracing 2.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate sc-tracing 2.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-tracing 2.0.0
[INFO] finished tweaking crates.io crate sc-tracing 2.0.0
[INFO] tweaked toml for crates.io crate sc-tracing 2.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b0027e9d38d5e83264e47aa8ab9e89ade26cc5a9597260785638d4b99cdb224
[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" "0b0027e9d38d5e83264e47aa8ab9e89ade26cc5a9597260785638d4b99cdb224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b0027e9d38d5e83264e47aa8ab9e89ade26cc5a9597260785638d4b99cdb224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b0027e9d38d5e83264e47aa8ab9e89ade26cc5a9597260785638d4b99cdb224", kill_on_drop: false }`
[INFO] [stdout] 0b0027e9d38d5e83264e47aa8ab9e89ade26cc5a9597260785638d4b99cdb224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6753cdd50614a3c9c88c48c5ed6f9ae7b27ec736399644cf1f98072ebb26244f
[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" "6753cdd50614a3c9c88c48c5ed6f9ae7b27ec736399644cf1f98072ebb26244f", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling signature v1.2.2
[INFO] [stderr]    Compiling bs58 v0.4.0
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling unsigned-varint v0.4.0
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.69
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling parity-send-wrapper v0.1.0
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling atomic v0.4.6
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling sp-std v2.0.0
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling ed25519 v1.0.3
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling quicksink v0.1.2
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.69
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.2
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling erased-serde v0.3.13
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling blake2s_simd v0.5.11
[INFO] [stderr]    Compiling webpki-roots v0.19.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling asn1_der v0.6.3
[INFO] [stderr]    Compiling multihash v0.11.4
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling slog-scope v4.3.0
[INFO] [stderr]    Compiling slog-json v2.3.0
[INFO] [stderr]    Compiling parity-multiaddr v0.9.6
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling curve25519-dalek v3.0.0
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.69
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling parity-scale-codec v1.3.5
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling multistream-select v0.8.5
[INFO] [stderr]    Compiling async-tls v0.8.0
[INFO] [stderr]    Compiling soketto v0.4.2
[INFO] [stderr]    Compiling wasm-timer v0.2.5
[INFO] [stderr]    Compiling js-sys v0.3.46
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling libp2p-core v0.22.1
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.19
[INFO] [stderr]    Compiling sp-tracing v2.0.0
[INFO] [stderr]    Compiling libp2p-dns v0.22.0
[INFO] [stderr]    Compiling libp2p-websocket v0.23.0
[INFO] [stderr]    Compiling libp2p-swarm v0.22.0
[INFO] [stderr]    Compiling libp2p-tcp v0.22.0
[INFO] [stderr]    Compiling libp2p-wasm-ext v0.22.0
[INFO] [stderr]    Compiling libp2p v0.28.1
[INFO] [stderr]    Compiling sc-telemetry v2.0.0
[INFO] [stderr]    Compiling sc-tracing v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 05s
[INFO] running `Command { std: "docker" "inspect" "6753cdd50614a3c9c88c48c5ed6f9ae7b27ec736399644cf1f98072ebb26244f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6753cdd50614a3c9c88c48c5ed6f9ae7b27ec736399644cf1f98072ebb26244f", kill_on_drop: false }`
[INFO] [stdout] 6753cdd50614a3c9c88c48c5ed6f9ae7b27ec736399644cf1f98072ebb26244f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9fcec1d19b1b3a2516ef5c97494e6aa0b49e93b4ae50e6409ba995a9e2e5bac
[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" "d9fcec1d19b1b3a2516ef5c97494e6aa0b49e93b4ae50e6409ba995a9e2e5bac", kill_on_drop: false }`
[INFO] [stderr]    Compiling sc-tracing v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.50s
[INFO] running `Command { std: "docker" "inspect" "d9fcec1d19b1b3a2516ef5c97494e6aa0b49e93b4ae50e6409ba995a9e2e5bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9fcec1d19b1b3a2516ef5c97494e6aa0b49e93b4ae50e6409ba995a9e2e5bac", kill_on_drop: false }`
[INFO] [stdout] d9fcec1d19b1b3a2516ef5c97494e6aa0b49e93b4ae50e6409ba995a9e2e5bac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 96df546ef43a4815e09a9122e90049b367c7d807d9c59fef4a1461aad94bf5c1
[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" "96df546ef43a4815e09a9122e90049b367c7d807d9c59fef4a1461aad94bf5c1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sc_tracing-5c74ddd01d0d944b
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_span_parent_id ... ok
[INFO] [stdout] test tests::test_span_values ... ok
[INFO] [stdout] test tests::test_span ... ok
[INFO] [stdout] Jan 05 08:02:51.308  INFO test_target: test_event
[INFO] [stdout] Jan 05 08:02:51.308  INFO test_span1: test_target: test_event
[INFO] [stderr]    Doc-tests sc-tracing
[INFO] [stdout] test tests::test_event ... ok
[INFO] [stdout] test tests::test_event_parent_id ... ok
[INFO] [stdout] Jan 05 08:02:51.309  INFO test_span2: test_target: test_event1
[INFO] [stdout] Jan 05 08:02:51.311  INFO test_span1: test_target: test_event2
[INFO] [stdout] Jan 05 08:02:51.312  INFO test_target: test_event3
[INFO] [stdout] test tests::test_parent_id_with_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "96df546ef43a4815e09a9122e90049b367c7d807d9c59fef4a1461aad94bf5c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96df546ef43a4815e09a9122e90049b367c7d807d9c59fef4a1461aad94bf5c1", kill_on_drop: false }`
[INFO] [stdout] 96df546ef43a4815e09a9122e90049b367c7d807d9c59fef4a1461aad94bf5c1