[INFO] crate libp2p-ping 0.20.0 is already in cache
[INFO] testing libp2p-ping-0.20.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate libp2p-ping 0.20.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate libp2p-ping 0.20.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-ping 0.20.0
[INFO] finished tweaking crates.io crate libp2p-ping 0.20.0
[INFO] tweaked toml for crates.io crate libp2p-ping 0.20.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d904863caa5d4f004eca315d30b84fd9ba87963748e2505864298e9f68095470
[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" "d904863caa5d4f004eca315d30b84fd9ba87963748e2505864298e9f68095470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d904863caa5d4f004eca315d30b84fd9ba87963748e2505864298e9f68095470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d904863caa5d4f004eca315d30b84fd9ba87963748e2505864298e9f68095470", kill_on_drop: false }`
[INFO] [stdout] d904863caa5d4f004eca315d30b84fd9ba87963748e2505864298e9f68095470
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b22250afdc5a2afcafc6482b69dd1ed004645d3243c7c01f3fd76189494dec29
[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" "b22250afdc5a2afcafc6482b69dd1ed004645d3243c7c01f3fd76189494dec29", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling libp2p-core v0.20.1
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling multistream-select v0.8.2
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling wasm-timer v0.2.4
[INFO] [stderr]    Compiling libp2p-swarm v0.20.1
[INFO] [stderr]    Compiling libp2p-ping v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.43s
[INFO] running `Command { std: "docker" "inspect" "b22250afdc5a2afcafc6482b69dd1ed004645d3243c7c01f3fd76189494dec29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b22250afdc5a2afcafc6482b69dd1ed004645d3243c7c01f3fd76189494dec29", kill_on_drop: false }`
[INFO] [stdout] b22250afdc5a2afcafc6482b69dd1ed004645d3243c7c01f3fd76189494dec29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+beta-2020-07-24" "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] 498284bf626a8e6da796dc5327ee15cd0cb723a8439424054eeab3c8da36bf3a
[INFO] running `Command { std: "docker" "start" "-a" "498284bf626a8e6da796dc5327ee15cd0cb723a8439424054eeab3c8da36bf3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling event-listener v2.3.2
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling futures-lite v0.1.10
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling async-channel v1.4.0
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling libp2p-ping v0.20.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `libp2p_secio`
[INFO] [stdout]   --> tests/ping.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | 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_tcp`
[INFO] [stdout]   --> tests/ping.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use libp2p_tcp::TcpConfig;
[INFO] [stdout]    |     ^^^^^^^^^^ use of undeclared type or module `libp2p_tcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `libp2p_yamux`
[INFO] [stdout]    --> tests/ping.rs:104:20
[INFO] [stdout]     |
[INFO] [stdout] 104 |         .multiplex(libp2p_yamux::Config::default())
[INFO] [stdout]     |                    ^^^^^^^^^^^^ use of undeclared type or module `libp2p_yamux`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Transport`
[INFO] [stdout]   --> tests/ping.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |     transport::{Transport, boxed::Boxed},
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an 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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "498284bf626a8e6da796dc5327ee15cd0cb723a8439424054eeab3c8da36bf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498284bf626a8e6da796dc5327ee15cd0cb723a8439424054eeab3c8da36bf3a", kill_on_drop: false }`
[INFO] [stdout] 498284bf626a8e6da796dc5327ee15cd0cb723a8439424054eeab3c8da36bf3a