[INFO] crate libp2p-identify 0.20.0 is already in cache
[INFO] checking libp2p-identify-0.20.0 against try#22dd2dd1dc07f63ae9394352d412f020d2985684 for pr-74627
[INFO] extracting crate libp2p-identify 0.20.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate libp2p-identify 0.20.0 on toolchain 22dd2dd1dc07f63ae9394352d412f020d2985684
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-identify 0.20.0
[INFO] finished tweaking crates.io crate libp2p-identify 0.20.0
[INFO] tweaked toml for crates.io crate libp2p-identify 0.20.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a9c224fa03a24569d88ab0ba1a14d88a1f28f1dffdacb2e444bc2a6bab91659
[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" "5a9c224fa03a24569d88ab0ba1a14d88a1f28f1dffdacb2e444bc2a6bab91659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a9c224fa03a24569d88ab0ba1a14d88a1f28f1dffdacb2e444bc2a6bab91659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9c224fa03a24569d88ab0ba1a14d88a1f28f1dffdacb2e444bc2a6bab91659", kill_on_drop: false }`
[INFO] [stdout] 5a9c224fa03a24569d88ab0ba1a14d88a1f28f1dffdacb2e444bc2a6bab91659
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f161c74657dd98c9e1f5f519d06355194d4b63affec06a6b414471d6f088ad67
[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" "f161c74657dd98c9e1f5f519d06355194d4b63affec06a6b414471d6f088ad67", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling libp2p-identify v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-lite v0.1.10
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking multistream-select v0.8.2
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking libp2p-core v0.20.1
[INFO] [stderr]     Checking libp2p-swarm v0.20.1
[INFO] [stdout] error[E0432]: unresolved import `libp2p_tcp`
[INFO] [stdout]    --> src/identify.rs:280:9
[INFO] [stdout]     |
[INFO] [stdout] 280 |     use libp2p_tcp::TcpConfig;
[INFO] [stdout]     |         ^^^^^^^^^^ use of undeclared type or module `libp2p_tcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `libp2p_secio`
[INFO] [stdout]    --> src/identify.rs:281:9
[INFO] [stdout]     |
[INFO] [stdout] 281 |     use libp2p_secio::SecioConfig;
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of undeclared type or module `libp2p_secio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `libp2p_mplex`
[INFO] [stdout]    --> src/identify.rs:283:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use libp2p_mplex::MplexConfig;
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of undeclared type 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 type or module `libp2p_tcp`
[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]     = note: `#[warn(unused_imports)]` on by default
[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; 2 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" "f161c74657dd98c9e1f5f519d06355194d4b63affec06a6b414471d6f088ad67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f161c74657dd98c9e1f5f519d06355194d4b63affec06a6b414471d6f088ad67", kill_on_drop: false }`
[INFO] [stdout] f161c74657dd98c9e1f5f519d06355194d4b63affec06a6b414471d6f088ad67