[INFO] fetching crate libp2p-ping 0.23.0...
[INFO] checking libp2p-ping-0.23.0 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] extracting crate libp2p-ping 0.23.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libp2p-ping 0.23.0 on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-ping 0.23.0
[INFO] finished tweaking crates.io crate libp2p-ping 0.23.0
[INFO] tweaked toml for crates.io crate libp2p-ping 0.23.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ad4d4e980920743eb97a5d8f53935bdd224b9fbac2852e1012f5c37e94d3587
[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" "1ad4d4e980920743eb97a5d8f53935bdd224b9fbac2852e1012f5c37e94d3587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ad4d4e980920743eb97a5d8f53935bdd224b9fbac2852e1012f5c37e94d3587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad4d4e980920743eb97a5d8f53935bdd224b9fbac2852e1012f5c37e94d3587", kill_on_drop: false }`
[INFO] [stdout] 1ad4d4e980920743eb97a5d8f53935bdd224b9fbac2852e1012f5c37e94d3587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 201c1a237ead334c0adc7099c1033e0d9e899d335b5222916156d931e3963710
[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" "201c1a237ead334c0adc7099c1033e0d9e899d335b5222916156d931e3963710", kill_on_drop: false }`
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[INFO] [stderr]     Checking futures-executor v0.3.7
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[INFO] [stderr]    Compiling libp2p-core v0.23.1
[INFO] [stderr]     Checking libp2p-swarm v0.23.0
[INFO] [stderr]     Checking libp2p-ping v0.23.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `libp2p_mplex`
[INFO] [stdout]   --> tests/ping.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use libp2p_mplex as mplex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ no external crate `libp2p_mplex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `libp2p_noise`
[INFO] [stdout]   --> tests/ping.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | 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]   --> tests/ping.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | 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_yamux`
[INFO] [stdout]   --> tests/ping.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | use libp2p_yamux as yamux;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ no external crate `libp2p_yamux`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Transport`
[INFO] [stdout]   --> tests/ping.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     transport::{self, Transport},
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning 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-ping`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "201c1a237ead334c0adc7099c1033e0d9e899d335b5222916156d931e3963710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "201c1a237ead334c0adc7099c1033e0d9e899d335b5222916156d931e3963710", kill_on_drop: false }`
[INFO] [stdout] 201c1a237ead334c0adc7099c1033e0d9e899d335b5222916156d931e3963710