[INFO] fetching crate sc-tracing 2.0.0-rc5...
[INFO] testing sc-tracing-2.0.0-rc5 against 1.45.2 for beta-1.46-1
[INFO] extracting crate sc-tracing 2.0.0-rc5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sc-tracing 2.0.0-rc5 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-tracing 2.0.0-rc5
[INFO] finished tweaking crates.io crate sc-tracing 2.0.0-rc5
[INFO] tweaked toml for crates.io crate sc-tracing 2.0.0-rc5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 2da64c9b40001892bf294338e18eaf23db16626845017f7442929a2e980186fa
[INFO] running `Command { std: "docker" "start" "-a" "2da64c9b40001892bf294338e18eaf23db16626845017f7442929a2e980186fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2da64c9b40001892bf294338e18eaf23db16626845017f7442929a2e980186fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2da64c9b40001892bf294338e18eaf23db16626845017f7442929a2e980186fa", kill_on_drop: false }`
[INFO] [stdout] 2da64c9b40001892bf294338e18eaf23db16626845017f7442929a2e980186fa
[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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 2bb8b9f2d5af8fcf17343d64d5d7b23d475ef40b5af50ca21dea6ef28c4221bd
[INFO] running `Command { std: "docker" "start" "-a" "2bb8b9f2d5af8fcf17343d64d5d7b23d475ef40b5af50ca21dea6ef28c4221bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling unsigned-varint v0.3.3
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.67
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling parity-send-wrapper v0.1.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling tracing-core v0.1.13
[INFO] [stderr]    Compiling blake2s_simd v0.5.10
[INFO] [stderr]    Compiling blake2b_simd v0.5.10
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling quicksink v0.1.2
[INFO] [stderr]    Compiling async-channel v1.4.0
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling futures-lite v0.1.10
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.2
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling tracing v0.1.18
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling sp-tracing v2.0.0-rc5
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling curve25519-dalek v2.1.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling multihash v0.11.2
[INFO] [stderr]    Compiling asn1_der v0.6.3
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling rustls v0.18.0
[INFO] [stderr]    Compiling webpki-roots v0.19.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling js-sys v0.3.44
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling multistream-select v0.8.2
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling wasm-timer v0.2.4
[INFO] [stderr]    Compiling soketto v0.4.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling ed25519-dalek v1.0.0-pre.4
[INFO] [stderr]    Compiling parity-multiaddr v0.9.1
[INFO] [stderr]    Compiling erased-serde v0.3.12
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling libp2p-core v0.20.1
[INFO] [stderr]    Compiling async-tls v0.8.0
[INFO] [stderr]    Compiling slog-scope v4.3.0
[INFO] [stderr]    Compiling slog-json v2.3.0
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.17
[INFO] [stderr]    Compiling libp2p-wasm-ext v0.20.1
[INFO] [stderr]    Compiling libp2p-websocket v0.21.1
[INFO] [stderr]    Compiling libp2p-dns v0.20.0
[INFO] [stderr]    Compiling libp2p-tcp v0.20.0
[INFO] [stderr]    Compiling libp2p-swarm v0.20.1
[INFO] [stderr]    Compiling libp2p v0.22.0
[INFO] [stderr]    Compiling sc-telemetry v2.0.0-rc5
[INFO] [stderr]    Compiling sc-tracing v2.0.0-rc5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 50s
[INFO] running `Command { std: "docker" "inspect" "2bb8b9f2d5af8fcf17343d64d5d7b23d475ef40b5af50ca21dea6ef28c4221bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb8b9f2d5af8fcf17343d64d5d7b23d475ef40b5af50ca21dea6ef28c4221bd", kill_on_drop: false }`
[INFO] [stdout] 2bb8b9f2d5af8fcf17343d64d5d7b23d475ef40b5af50ca21dea6ef28c4221bd
[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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7bebf3b17c90d709002eea7c666536d6d7ec2e7d67622495684c67f76240279
[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" "d7bebf3b17c90d709002eea7c666536d6d7ec2e7d67622495684c67f76240279", kill_on_drop: false }`
[INFO] [stderr]    Compiling sc-tracing v2.0.0-rc5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `tracing`
[INFO] [stdout]    --> src/lib.rs:431:14
[INFO] [stdout]     |
[INFO] [stdout] 431 |         let span = tracing::info_span!(target: "test_target", "test_span1");
[INFO] [stdout]     |                    ^^^^^^^ use of undeclared type or module `tracing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `tracing`
[INFO] [stdout]    --> src/lib.rs:453:14
[INFO] [stdout]     |
[INFO] [stdout] 453 |         let span = tracing::info_span!(
[INFO] [stdout]     |                    ^^^^^^^ use of undeclared type or module `tracing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `tracing`
[INFO] [stdout]    --> src/lib.rs:430:20
[INFO] [stdout]     |
[INFO] [stdout] 430 |         let _sub_guard = tracing::subscriber::set_default(sub);
[INFO] [stdout]     |                          ^^^^^^^ use of undeclared type or module `tracing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `tracing`
[INFO] [stdout]    --> src/lib.rs:448:20
[INFO] [stdout]     |
[INFO] [stdout] 448 |         let _sub_guard = tracing::subscriber::set_default(sub);
[INFO] [stdout]     |                          ^^^^^^^ use of undeclared type or module `tracing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sc-tracing`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d7bebf3b17c90d709002eea7c666536d6d7ec2e7d67622495684c67f76240279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7bebf3b17c90d709002eea7c666536d6d7ec2e7d67622495684c67f76240279", kill_on_drop: false }`
[INFO] [stdout] d7bebf3b17c90d709002eea7c666536d6d7ec2e7d67622495684c67f76240279