[INFO] fetching crate libp2p-identify 0.21.0...
[INFO] checking libp2p-identify-0.21.0 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate libp2p-identify 0.21.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate libp2p-identify 0.21.0 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-identify 0.21.0
[INFO] finished tweaking crates.io crate libp2p-identify 0.21.0
[INFO] tweaked toml for crates.io crate libp2p-identify 0.21.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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] b5337e1b2944204892bb5668bdb087a8e3877ed959cc2be110ea17c6917b07ef
[INFO] running `Command { std: "docker" "start" "-a" "b5337e1b2944204892bb5668bdb087a8e3877ed959cc2be110ea17c6917b07ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5337e1b2944204892bb5668bdb087a8e3877ed959cc2be110ea17c6917b07ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5337e1b2944204892bb5668bdb087a8e3877ed959cc2be110ea17c6917b07ef", kill_on_drop: false }`
[INFO] [stdout] b5337e1b2944204892bb5668bdb087a8e3877ed959cc2be110ea17c6917b07ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 538c68f20f071c12f68fbad274e05017a0067c116094811a77c32a7e646d7172
[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" "538c68f20f071c12f68fbad274e05017a0067c116094811a77c32a7e646d7172", kill_on_drop: false }`
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]    Compiling libp2p-identify v0.21.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libp2p-swarm v0.21.0
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "538c68f20f071c12f68fbad274e05017a0067c116094811a77c32a7e646d7172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538c68f20f071c12f68fbad274e05017a0067c116094811a77c32a7e646d7172", kill_on_drop: false }`
[INFO] [stdout] 538c68f20f071c12f68fbad274e05017a0067c116094811a77c32a7e646d7172