[INFO] fetching crate exocore-chain 0.1.4...
[INFO] checking exocore-chain-0.1.4 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate exocore-chain 0.1.4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate exocore-chain 0.1.4 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exocore-chain 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate exocore-chain 0.1.4
[INFO] tweaked toml for crates.io crate exocore-chain 0.1.4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libp2p-tcp v0.28.0
[INFO] [stderr]   Downloaded libp2p-identify v0.29.0
[INFO] [stderr]   Downloaded libp2p-ping v0.29.0
[INFO] [stderr]   Downloaded libp2p-websocket v0.29.0
[INFO] [stderr]   Downloaded libp2p-dns v0.28.1
[INFO] [stderr]   Downloaded libp2p-mplex v0.28.0
[INFO] [stderr]   Downloaded yamux v0.9.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.32.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] ca95058a7a954f16110af6ac77b865b437c08504f49ee7a8fa77240ff6563586
[INFO] running `Command { std: "docker" "start" "-a" "ca95058a7a954f16110af6ac77b865b437c08504f49ee7a8fa77240ff6563586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca95058a7a954f16110af6ac77b865b437c08504f49ee7a8fa77240ff6563586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca95058a7a954f16110af6ac77b865b437c08504f49ee7a8fa77240ff6563586", kill_on_drop: false }`
[INFO] [stdout] ca95058a7a954f16110af6ac77b865b437c08504f49ee7a8fa77240ff6563586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb2ad92d68e972c63cbb8b02aa2071854d53a7336f4965e745a62f9832ea9dae
[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" "fb2ad92d68e972c63cbb8b02aa2071854d53a7336f4965e745a62f9832ea9dae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling futures-core v0.3.15
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[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]    Compiling prost-build v0.7.0
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[INFO] [stderr]    Compiling syn v1.0.72
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[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling libp2p-swarm-derive v0.23.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking chacha20 v0.5.0
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[INFO] [stderr]     Checking pin-project v1.0.7
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[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking asynchronous-codec v0.6.0
[INFO] [stderr]     Checking futures v0.3.15
[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 v1.0.126
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde-value v0.7.0
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[INFO] [stderr]     Checking multistream-select v0.10.2
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[INFO] [stderr]     Checking yamux v0.9.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking log4rs v1.0.0
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]    Compiling libp2p-core v0.28.3
[INFO] [stderr]    Compiling libp2p-noise v0.30.0
[INFO] [stderr]    Compiling libp2p-identify v0.29.0
[INFO] [stderr]    Compiling exocore-protos v0.1.5
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling multihash-derive v0.7.1
[INFO] [stderr]     Checking futures-rustls v0.21.1
[INFO] [stderr]    Compiling skeptic v0.13.6
[INFO] [stderr]    Compiling extsort v0.4.2
[INFO] [stderr]    Compiling extindex v0.4.0
[INFO] [stderr]     Checking trust-dns-proto v0.20.3
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking multihash v0.13.2
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking parity-multiaddr v0.11.2
[INFO] [stderr]     Checking trust-dns-resolver v0.20.3
[INFO] [stderr]     Checking libp2p-swarm v0.29.0
[INFO] [stderr]     Checking libp2p-mplex v0.28.0
[INFO] [stderr]     Checking libp2p-websocket v0.29.0
[INFO] [stderr]     Checking libp2p-yamux v0.32.0
[INFO] [stderr]     Checking libp2p-tcp v0.28.0
[INFO] [stderr]     Checking libp2p-dns v0.28.1
[INFO] [stderr]     Checking libp2p-ping v0.29.0
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]     Checking libp2p v0.37.1
[INFO] [stderr]     Checking exocore-core v0.1.5
[INFO] [stderr]     Checking exocore-transport v0.1.5
[INFO] [stderr]     Checking exocore-chain v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `last_error`
[INFO] [stdout]    --> src/block.rs:433:5
[INFO] [stdout]     |
[INFO] [stdout] 433 |     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/chain/directory/segment.rs:574:5
[INFO] [stdout]     |
[INFO] [stdout] 574 |     last_error: Option<Error>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_error`
[INFO] [stdout]    --> src/block.rs:433:5
[INFO] [stdout]     |
[INFO] [stdout] 433 |     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/chain/directory/segment.rs:574:5
[INFO] [stdout]     |
[INFO] [stdout] 574 |     last_error: Option<Error>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 25s
[INFO] running `Command { std: "docker" "inspect" "fb2ad92d68e972c63cbb8b02aa2071854d53a7336f4965e745a62f9832ea9dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2ad92d68e972c63cbb8b02aa2071854d53a7336f4965e745a62f9832ea9dae", kill_on_drop: false }`
[INFO] [stdout] fb2ad92d68e972c63cbb8b02aa2071854d53a7336f4965e745a62f9832ea9dae