[INFO] fetching crate exocore-chain 0.1.3...
[INFO] checking exocore-chain-0.1.3 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate exocore-chain 0.1.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate exocore-chain 0.1.3 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exocore-chain 0.1.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate exocore-chain 0.1.3
[INFO] tweaked toml for crates.io crate exocore-chain 0.1.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17346280a1dedc06119cbfb00470e443ee0fcae824310959903c3bfd8d9fcebc
[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" "17346280a1dedc06119cbfb00470e443ee0fcae824310959903c3bfd8d9fcebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17346280a1dedc06119cbfb00470e443ee0fcae824310959903c3bfd8d9fcebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17346280a1dedc06119cbfb00470e443ee0fcae824310959903c3bfd8d9fcebc", kill_on_drop: false }`
[INFO] [stdout] 17346280a1dedc06119cbfb00470e443ee0fcae824310959903c3bfd8d9fcebc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 701a5c0c7c47734bd3dd4d58f43c451553775af08ad48e4137cb8734621ec1ef
[INFO] running `Command { std: "docker" "start" "-a" "701a5c0c7c47734bd3dd4d58f43c451553775af08ad48e4137cb8734621ec1ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking signature v1.3.0
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling capnp v0.14.0
[INFO] [stderr]    Compiling protobuf v2.22.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking ed25519 v1.0.3
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]    Compiling capnpc v0.14.2
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-cipher v0.8.0
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.4
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking if-addrs v0.6.5
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking memmap2 v0.2.1
[INFO] [stderr]     Checking stream-cipher v0.7.1
[INFO] [stderr]     Checking aes-soft v0.5.0
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking poly1305 v0.6.2
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking nb-connect v1.0.3
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking ordered-float v2.1.1
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking aes v0.5.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking aes-gcm v0.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking petname v1.1.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling libp2p-core-derive v0.21.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.2
[INFO] [stderr]     Checking chacha20 v0.5.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking chacha20poly1305 v0.6.0
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]     Checking x25519-dalek v1.1.0
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking prost-types v0.7.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking asynchronous-codec v0.6.0
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking unsigned-varint v0.7.0
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking multistream-select v0.10.2
[INFO] [stderr]     Checking mio v0.7.9
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking yamux v0.8.1
[INFO] [stderr]     Checking soketto v0.4.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling snow v0.7.2
[INFO] [stderr]     Checking log4rs v1.0.0
[INFO] [stderr]     Checking if-watch v0.1.8
[INFO] [stderr]    Compiling cargo_metadata v0.10.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling libp2p-core v0.27.1
[INFO] [stderr]    Compiling libp2p-identify v0.27.0
[INFO] [stderr]    Compiling libp2p-noise v0.29.0
[INFO] [stderr]    Compiling exocore-core v0.1.3
[INFO] [stderr]    Compiling multihash-derive v0.7.1
[INFO] [stderr]     Checking futures-rustls v0.21.1
[INFO] [stderr]    Compiling skeptic v0.13.5
[INFO] [stderr]    Compiling extsort v0.4.2
[INFO] [stderr]    Compiling extindex v0.4.0
[INFO] [stderr]     Checking multihash v0.13.2
[INFO] [stderr]     Checking parity-multiaddr v0.11.1
[INFO] [stderr]     Checking tokio-util v0.6.4
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]     Checking libp2p-swarm v0.27.2
[INFO] [stderr]     Checking libp2p-dns v0.27.0
[INFO] [stderr]     Checking libp2p-mplex v0.27.1
[INFO] [stderr]     Checking libp2p-websocket v0.28.0
[INFO] [stderr]     Checking libp2p-tcp v0.27.1
[INFO] [stderr]     Checking libp2p-yamux v0.30.1
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking libp2p-ping v0.27.0
[INFO] [stderr]     Checking libp2p v0.34.0
[INFO] [stderr]     Checking exocore-transport v0.1.3
[INFO] [stderr]     Checking exocore-chain v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_error`
[INFO] [stdout]    --> src/block.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 233 |     last_error: Option<Error>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_error`
[INFO] [stdout]    --> src/block.rs:483:5
[INFO] [stdout]     |
[INFO] [stdout] 483 |     last_error: Option<Error>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_error`
[INFO] [stdout]    --> src/chain/directory/mod.rs:443:5
[INFO] [stdout]     |
[INFO] [stdout] 443 |     last_error: Option<Error>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_error`
[INFO] [stdout]    --> src/chain/directory/mod.rs:500:5
[INFO] [stdout]     |
[INFO] [stdout] 500 |     last_error: Option<Error>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_error`
[INFO] [stdout]    --> src/block.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 233 |     last_error: Option<Error>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_error`
[INFO] [stdout]    --> src/block.rs:483:5
[INFO] [stdout]     |
[INFO] [stdout] 483 |     last_error: Option<Error>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_error`
[INFO] [stdout]    --> src/chain/directory/mod.rs:443:5
[INFO] [stdout]     |
[INFO] [stdout] 443 |     last_error: Option<Error>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_error`
[INFO] [stdout]    --> src/chain/directory/mod.rs:500:5
[INFO] [stdout]     |
[INFO] [stdout] 500 |     last_error: Option<Error>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 55s
[INFO] running `Command { std: "docker" "inspect" "701a5c0c7c47734bd3dd4d58f43c451553775af08ad48e4137cb8734621ec1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701a5c0c7c47734bd3dd4d58f43c451553775af08ad48e4137cb8734621ec1ef", kill_on_drop: false }`
[INFO] [stdout] 701a5c0c7c47734bd3dd4d58f43c451553775af08ad48e4137cb8734621ec1ef