[INFO] fetching crate libp2p-identify 0.26.0...
[INFO] testing libp2p-identify-0.26.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate libp2p-identify 0.26.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libp2p-identify 0.26.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-identify 0.26.0
[INFO] finished tweaking crates.io crate libp2p-identify 0.26.0
[INFO] tweaked toml for crates.io crate libp2p-identify 0.26.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 2b1ef9d832fb1d6140a4dbce753ce2b3162a61a27418cbf24cde993b096049fc
[INFO] running `Command { std: "docker" "start" "-a" "2b1ef9d832fb1d6140a4dbce753ce2b3162a61a27418cbf24cde993b096049fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b1ef9d832fb1d6140a4dbce753ce2b3162a61a27418cbf24cde993b096049fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1ef9d832fb1d6140a4dbce753ce2b3162a61a27418cbf24cde993b096049fc", kill_on_drop: false }`
[INFO] [stdout] 2b1ef9d832fb1d6140a4dbce753ce2b3162a61a27418cbf24cde993b096049fc
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 529557db2014f795699221cdb4864cabfa359975ad9a595bb0dc06f075be542e
[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" "529557db2014f795699221cdb4864cabfa359975ad9a595bb0dc06f075be542e", kill_on_drop: false }`
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling signature v1.2.2
[INFO] [stderr]    Compiling bs58 v0.4.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling ed25519 v1.0.3
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling multihash-derive v0.7.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling asn1_der v0.6.3
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling curve25519-dalek v3.0.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling multihash v0.13.2
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling parity-multiaddr v0.10.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling libp2p-core v0.26.0
[INFO] [stderr]    Compiling libp2p-identify v0.26.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling multistream-select v0.9.1
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling wasm-timer v0.2.5
[INFO] [stderr]    Compiling libp2p-swarm v0.26.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "529557db2014f795699221cdb4864cabfa359975ad9a595bb0dc06f075be542e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529557db2014f795699221cdb4864cabfa359975ad9a595bb0dc06f075be542e", kill_on_drop: false }`
[INFO] [stdout] 529557db2014f795699221cdb4864cabfa359975ad9a595bb0dc06f075be542e
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] 176ec7f94238d1db698fcc0a8f5f319f454d99c51b8df3bede1f08d616155b84
[INFO] running `Command { std: "docker" "start" "-a" "176ec7f94238d1db698fcc0a8f5f319f454d99c51b8df3bede1f08d616155b84", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling libp2p-identify v0.26.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `libp2p_noise`
[INFO] [stdout]    --> src/identify.rs:287:9
[INFO] [stdout]     |
[INFO] [stdout] 287 |     use libp2p_noise as noise;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ no external crate `libp2p_noise`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `libp2p_tcp`
[INFO] [stdout]    --> src/identify.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |     use libp2p_tcp::TcpConfig;
[INFO] [stdout]     |         ^^^^^^^^^^ use of undeclared crate or module `libp2p_tcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `libp2p_mplex`
[INFO] [stdout]    --> src/identify.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |     use libp2p_mplex::MplexConfig;
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of undeclared crate or module `libp2p_mplex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `libp2p_tcp`
[INFO] [stdout]    --> src/protocol.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |     use libp2p_tcp::TcpConfig;
[INFO] [stdout]     |         ^^^^^^^^^^ use of undeclared crate or module `libp2p_tcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Transport`
[INFO] [stdout]    --> src/identify.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 284 |         Transport,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude`
[INFO] [stdout]    --> src/protocol.rs:211:19
[INFO] [stdout]     |
[INFO] [stdout] 211 |     use futures::{prelude::*, channel::oneshot};
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Transport`
[INFO] [stdout]    --> src/protocol.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         Transport,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libp2p-identify`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "176ec7f94238d1db698fcc0a8f5f319f454d99c51b8df3bede1f08d616155b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176ec7f94238d1db698fcc0a8f5f319f454d99c51b8df3bede1f08d616155b84", kill_on_drop: false }`
[INFO] [stdout] 176ec7f94238d1db698fcc0a8f5f319f454d99c51b8df3bede1f08d616155b84