[INFO] fetching crate libp2p-plaintext 0.20.0...
[INFO] checking libp2p-plaintext-0.20.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate libp2p-plaintext 0.20.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate libp2p-plaintext 0.20.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-plaintext 0.20.0
[INFO] finished tweaking crates.io crate libp2p-plaintext 0.20.0
[INFO] tweaked toml for crates.io crate libp2p-plaintext 0.20.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dfc07cd97939df22a4c94f141d4b0decd5435c91e57d4922373c176b0b5f437
[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" "7dfc07cd97939df22a4c94f141d4b0decd5435c91e57d4922373c176b0b5f437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dfc07cd97939df22a4c94f141d4b0decd5435c91e57d4922373c176b0b5f437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dfc07cd97939df22a4c94f141d4b0decd5435c91e57d4922373c176b0b5f437", kill_on_drop: false }`
[INFO] [stdout] 7dfc07cd97939df22a4c94f141d4b0decd5435c91e57d4922373c176b0b5f437
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3e8f91681a49b13022fa62553ce71f89e919c761695e75eafe38433669b9e7e
[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" "c3e8f91681a49b13022fa62553ce71f89e919c761695e75eafe38433669b9e7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking ed25519 v1.0.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking ring v0.16.15
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling tempfile v3.1.0
[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 prost-derive v0.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.4
[INFO] [stderr]     Checking thiserror v1.0.20
[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 libp2p-core v0.20.1
[INFO] [stderr]    Compiling libp2p-plaintext v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking futures_codec v0.4.1
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking unsigned-varint v0.4.0
[INFO] [stderr]     Checking multistream-select v0.8.2
[INFO] [stderr]     Checking parity-multiaddr v0.9.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "c3e8f91681a49b13022fa62553ce71f89e919c761695e75eafe38433669b9e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3e8f91681a49b13022fa62553ce71f89e919c761695e75eafe38433669b9e7e", kill_on_drop: false }`
[INFO] [stdout] c3e8f91681a49b13022fa62553ce71f89e919c761695e75eafe38433669b9e7e