[INFO] fetching crate libp2p-core 0.20.1...
[INFO] checking libp2p-core-0.20.1 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate libp2p-core 0.20.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libp2p-core 0.20.1 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-core 0.20.1
[INFO] finished tweaking crates.io crate libp2p-core 0.20.1
[INFO] tweaked toml for crates.io crate libp2p-core 0.20.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57b891a831d394a1830694805daa1df77e9a44c575bfbdd9885a49662b95e591
[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" "57b891a831d394a1830694805daa1df77e9a44c575bfbdd9885a49662b95e591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57b891a831d394a1830694805daa1df77e9a44c575bfbdd9885a49662b95e591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b891a831d394a1830694805daa1df77e9a44c575bfbdd9885a49662b95e591", kill_on_drop: false }`
[INFO] [stdout] 57b891a831d394a1830694805daa1df77e9a44c575bfbdd9885a49662b95e591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9cd070c840fcfa29dfadcf58dd61edcfc0981726e26f1bace5af2c2baeb025f
[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" "d9cd070c840fcfa29dfadcf58dd61edcfc0981726e26f1bace5af2c2baeb025f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking ed25519-dalek v1.0.0
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling libp2p-core v0.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking multistream-select v0.8.2
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `libp2p_tcp`
[INFO] [stdout]   --> tests/network_dial_error.rs:58:36
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let transport: TestTransport = libp2p_tcp::TcpConfig::new()
[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_secio`
[INFO] [stdout]   --> tests/network_dial_error.rs:60:23
[INFO] [stdout]    |
[INFO] [stdout] 60 |         .authenticate(libp2p_secio::SecioConfig::new(local_key))
[INFO] [stdout]    |                       ^^^^^^^^^^^^ use of undeclared type or module `libp2p_secio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `libp2p_mplex`
[INFO] [stdout]   --> tests/network_dial_error.rs:61:20
[INFO] [stdout]    |
[INFO] [stdout] 61 |         .multiplex(libp2p_mplex::MplexConfig::new())
[INFO] [stdout]    |                    ^^^^^^^^^^^^ use of undeclared type or module `libp2p_mplex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `libp2p_mplex`
[INFO] [stdout]   --> tests/transport_upgrade.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | 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_secio`
[INFO] [stdout]   --> tests/transport_upgrade.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use libp2p_secio::SecioConfig;
[INFO] [stdout]    |     ^^^^^^^^^^^^ use of undeclared type or module `libp2p_secio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Transport`
[INFO] [stdout]   --> tests/network_dial_error.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Transport,
[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] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libp2p-core`.
[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] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d9cd070c840fcfa29dfadcf58dd61edcfc0981726e26f1bace5af2c2baeb025f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cd070c840fcfa29dfadcf58dd61edcfc0981726e26f1bace5af2c2baeb025f", kill_on_drop: false }`
[INFO] [stdout] d9cd070c840fcfa29dfadcf58dd61edcfc0981726e26f1bace5af2c2baeb025f