[INFO] fetching crate floodsub 0.27.0...
[INFO] checking floodsub-0.27.0 against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037
[INFO] extracting crate floodsub 0.27.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate floodsub 0.27.0 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 floodsub 0.27.0
[INFO] finished tweaking crates.io crate floodsub 0.27.0
[INFO] tweaked toml for crates.io crate floodsub 0.27.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tet-libp2p-core v0.27.0
[INFO] [stderr]   Downloaded tet-multiaddr v0.11.0
[INFO] [stderr]   Downloaded tet-multistream-select v0.10.0
[INFO] [stderr]   Downloaded tet-libp2p-swarm v0.27.0
[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" "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] d69baa3ebbbbcf6bae139f3bd2eacf28d897743da81cb2e1e89ef697af8b6953
[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" "d69baa3ebbbbcf6bae139f3bd2eacf28d897743da81cb2e1e89ef697af8b6953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d69baa3ebbbbcf6bae139f3bd2eacf28d897743da81cb2e1e89ef697af8b6953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d69baa3ebbbbcf6bae139f3bd2eacf28d897743da81cb2e1e89ef697af8b6953", kill_on_drop: false }`
[INFO] [stdout] d69baa3ebbbbcf6bae139f3bd2eacf28d897743da81cb2e1e89ef697af8b6953
[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" "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] 2d10ce1807763514deb10f6ce01622a5cbe26f0d118fe862dbfbda4b9e2f1a4a
[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" "2d10ce1807763514deb10f6ce01622a5cbe26f0d118fe862dbfbda4b9e2f1a4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking signature v1.3.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking unsigned-varint v0.6.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking ed25519 v1.0.3
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking cuckoofilter v0.5.0
[INFO] [stderr]    Compiling heck v0.3.2
[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]     Checking hmac-drbg v0.2.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling multihash-derive v0.7.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking multihash v0.13.2
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking tet-multiaddr v0.11.0
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]     Checking pin-project v0.4.28
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking tet-multistream-select v0.10.0
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]    Compiling tet-libp2p-core v0.27.0
[INFO] [stderr]    Compiling floodsub v0.27.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tet-libp2p-swarm v0.27.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "2d10ce1807763514deb10f6ce01622a5cbe26f0d118fe862dbfbda4b9e2f1a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d10ce1807763514deb10f6ce01622a5cbe26f0d118fe862dbfbda4b9e2f1a4a", kill_on_drop: false }`
[INFO] [stdout] 2d10ce1807763514deb10f6ce01622a5cbe26f0d118fe862dbfbda4b9e2f1a4a