[INFO] fetching crate sc-tracing 2.0.0-rc6...
[INFO] checking sc-tracing-2.0.0-rc6 against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104
[INFO] extracting crate sc-tracing 2.0.0-rc6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sc-tracing 2.0.0-rc6 on toolchain a874956d940ecb3ed524b6176a171219ac4787ea
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-tracing 2.0.0-rc6
[INFO] finished tweaking crates.io crate sc-tracing 2.0.0-rc6
[INFO] tweaked toml for crates.io crate sc-tracing 2.0.0-rc6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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] a161ced6be15d6fbe12095b608710320159db4364a30f60224e53dbf9f881dc8
[INFO] running `Command { std: "docker" "start" "-a" "a161ced6be15d6fbe12095b608710320159db4364a30f60224e53dbf9f881dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a161ced6be15d6fbe12095b608710320159db4364a30f60224e53dbf9f881dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a161ced6be15d6fbe12095b608710320159db4364a30f60224e53dbf9f881dc8", kill_on_drop: false }`
[INFO] [stdout] a161ced6be15d6fbe12095b608710320159db4364a30f60224e53dbf9f881dc8
[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=forbid" "-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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--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] d892cdb06ca6def643914459ec3037f22edad171d3faa545e7ab9a4cb5643bd5
[INFO] running `Command { std: "docker" "start" "-a" "d892cdb06ca6def643914459ec3037f22edad171d3faa545e7ab9a4cb5643bd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]     Checking futures-core v0.3.5
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[INFO] [stderr]     Checking futures-io v0.3.5
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[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling anyhow v1.0.32
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[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
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[INFO] [stderr]    Compiling remove_dir_all v0.5.3
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[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.68
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[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking lock_api v0.3.4
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[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking ed25519 v1.0.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
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[INFO] [stderr]     Checking unicode-normalization v0.1.13
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[INFO] [stderr]     Checking crc32fast v1.2.0
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[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking futures-lite v1.7.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
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[INFO] [stderr]     Checking polling v1.0.3
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking async-io v1.1.2
[INFO] [stderr]     Checking async-executor v1.2.0
[INFO] [stderr]     Checking blocking v1.0.0
[INFO] [stderr]     Checking url v2.1.1
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[INFO] [stderr]     Checking multihash v0.11.4
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.68
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.68
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking js-sys v0.3.45
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.18
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]    Compiling libp2p-core v0.20.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking multistream-select v0.8.2
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking async-tls v0.8.0
[INFO] [stderr]     Checking soketto v0.4.2
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking sp-tracing v2.0.0-rc6
[INFO] [stderr]     Checking ed25519-dalek v1.0.0
[INFO] [stderr]     Checking parity-multiaddr v0.9.2
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.12
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking libp2p-websocket v0.21.1
[INFO] [stderr]     Checking libp2p-dns v0.20.0
[INFO] [stderr]     Checking libp2p-tcp v0.20.0
[INFO] [stderr]     Checking libp2p-swarm v0.20.1
[INFO] [stderr]     Checking libp2p-wasm-ext v0.20.1
[INFO] [stderr]     Checking libp2p v0.23.0
[INFO] [stderr]     Checking sc-telemetry v2.0.0-rc6
[INFO] [stderr]     Checking sc-tracing v2.0.0-rc6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 45s
[INFO] running `Command { std: "docker" "inspect" "d892cdb06ca6def643914459ec3037f22edad171d3faa545e7ab9a4cb5643bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d892cdb06ca6def643914459ec3037f22edad171d3faa545e7ab9a4cb5643bd5", kill_on_drop: false }`
[INFO] [stdout] d892cdb06ca6def643914459ec3037f22edad171d3faa545e7ab9a4cb5643bd5