[INFO] fetching crate casper-client 1.0.1...
[INFO] checking casper-client-1.0.1 against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037
[INFO] extracting crate casper-client 1.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate casper-client 1.0.1 on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate casper-client 1.0.1
[INFO] finished tweaking crates.io crate casper-client 1.0.1
[INFO] tweaked toml for crates.io crate casper-client 1.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate casper-client 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cbindgen v0.15.0
[INFO] [stderr]   Downloaded jsonrpc-lite v0.5.0
[INFO] [stderr]   Downloaded casper-node v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ffb35e89e1241e9652028d5bfb3f41dcdcb09ad373c75a45bbe88f0db8d4248
[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" "8ffb35e89e1241e9652028d5bfb3f41dcdcb09ad373c75a45bbe88f0db8d4248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ffb35e89e1241e9652028d5bfb3f41dcdcb09ad373c75a45bbe88f0db8d4248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ffb35e89e1241e9652028d5bfb3f41dcdcb09ad373c75a45bbe88f0db8d4248", kill_on_drop: false }`
[INFO] [stdout] 8ffb35e89e1241e9652028d5bfb3f41dcdcb09ad373c75a45bbe88f0db8d4248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 869c62aa6172e7bbdb5974618cd24daa1ffff83bc6b8cb53ac9966d14c6d02eb
[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" "869c62aa6172e7bbdb5974618cd24daa1ffff83bc6b8cb53ac9966d14c6d02eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling cbindgen v0.15.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking pin-project v0.4.28
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking minicbor v0.6.0
[INFO] [stderr]     Checking enum-iterator v0.6.0
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Checking jemalloc-ctl v0.3.3
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking curve25519-dalek v3.0.2
[INFO] [stderr]     Checking chacha20 v0.5.0
[INFO] [stderr]     Checking elliptic-curve v0.8.5
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking chacha20poly1305 v0.6.0
[INFO] [stderr]     Checking x25519-dalek v1.1.0
[INFO] [stderr]     Checking snow v0.7.2
[INFO] [stderr]     Checking ecdsa v0.10.2
[INFO] [stderr]     Checking k256 v0.7.2
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking tower-util v0.3.1
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking futures_codec v0.4.1
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking multihash v0.11.4
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking ed25519 v1.0.3
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking parity-multiaddr v0.9.7
[INFO] [stderr]     Checking indexmap v1.6.2
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking num-rational v0.3.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking erased-serde v0.3.13
[INFO] [stderr]     Checking bincode v1.3.2
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde-big-array v0.3.2
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking multipart v0.17.1
[INFO] [stderr]     Checking native-tls v0.2.7
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking pwasm-utils v0.16.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking multistream-select v0.8.5
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking hex-buffer-serde v0.2.2
[INFO] [stderr]     Checking tokio-serde v0.6.1
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]     Checking yamux v0.8.1
[INFO] [stderr]     Checking prometheus v0.10.0
[INFO] [stderr]     Checking schemars v0.8.3
[INFO] [stderr]     Checking tracing-subscriber v0.2.17
[INFO] [stderr]     Checking jsonrpc-lite v0.5.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]    Compiling vergen v3.2.0
[INFO] [stderr]    Compiling casper-node-macros v1.0.1
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]    Compiling casper-node v1.0.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling libp2p-core v0.23.1
[INFO] [stderr]    Compiling libp2p-floodsub v0.23.0
[INFO] [stderr]    Compiling libp2p-identify v0.23.0
[INFO] [stderr]    Compiling libp2p-noise v0.25.0
[INFO] [stderr]    Compiling libp2p-kad v0.24.0
[INFO] [stderr]    Compiling libp2p-gossipsub v0.23.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking datasize v0.2.9
[INFO] [stderr]     Checking tokio-tungstenite v0.11.0
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking tower-buffer v0.3.0
[INFO] [stderr]     Checking tokio-openssl v0.4.0
[INFO] [stderr]     Checking tower-limit v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking casper-types v1.0.1
[INFO] [stderr]     Checking tower v0.3.1
[INFO] [stderr]    Compiling casper-client v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libp2p-swarm v0.23.0
[INFO] [stderr]     Checking libp2p-tcp v0.23.0
[INFO] [stderr]     Checking libp2p-uds v0.23.0
[INFO] [stderr]     Checking libp2p-deflate v0.23.0
[INFO] [stderr]     Checking libp2p-dns v0.23.0
[INFO] [stderr]     Checking libp2p-mplex v0.23.1
[INFO] [stderr]     Checking libp2p-yamux v0.26.0
[INFO] [stderr]     Checking libp2p-request-response v0.4.0
[INFO] [stderr]     Checking libp2p-ping v0.23.0
[INFO] [stderr]     Checking libp2p-mdns v0.23.0
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking casper-execution-engine v1.0.1
[INFO] [stderr]     Checking libp2p v0.29.1
[INFO] [stderr]     Checking warp v0.2.5
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking warp-json-rpc v0.2.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "869c62aa6172e7bbdb5974618cd24daa1ffff83bc6b8cb53ac9966d14c6d02eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "869c62aa6172e7bbdb5974618cd24daa1ffff83bc6b8cb53ac9966d14c6d02eb", kill_on_drop: false }`
[INFO] [stdout] 869c62aa6172e7bbdb5974618cd24daa1ffff83bc6b8cb53ac9966d14c6d02eb