[INFO] fetching crate libp3p 0.0.0...
[INFO] checking libp3p-0.0.0 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate libp3p 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libp3p 0.0.0 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp3p 0.0.0
[INFO] finished tweaking crates.io crate libp3p 0.0.0
[INFO] tweaked toml for crates.io crate libp3p 0.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded packed_simd_2 v0.3.4
[INFO] [stderr]   Downloaded async-macros v1.0.0
[INFO] [stderr]   Downloaded balloon v0.0.10
[INFO] [stderr]   Downloaded curve25519-dalek v2.1.2
[INFO] [stderr]   Downloaded mohan v0.0.53
[INFO] [stderr]   Downloaded async-std v0.99.12
[INFO] [stderr]   Downloaded futures-timer v1.0.3
[INFO] [stderr]   Downloaded bacteria v0.0.8
[INFO] [stderr]   Downloaded num-bigint-dig v0.4.0
[INFO] [stderr]   Downloaded schnorr v0.0.20
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ac70078ce30ea3f1b926ceab1d7b72dc898de481fd6540a9f4ad8380b29214a
[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" "4ac70078ce30ea3f1b926ceab1d7b72dc898de481fd6540a9f4ad8380b29214a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ac70078ce30ea3f1b926ceab1d7b72dc898de481fd6540a9f4ad8380b29214a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac70078ce30ea3f1b926ceab1d7b72dc898de481fd6540a9f4ad8380b29214a", kill_on_drop: false }`
[INFO] [stdout] 4ac70078ce30ea3f1b926ceab1d7b72dc898de481fd6540a9f4ad8380b29214a
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31add1d6e5494cd511fc35850cbc7607e6f71a57fb84989d8ad71995214cc865
[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" "31add1d6e5494cd511fc35850cbc7607e6f71a57fb84989d8ad71995214cc865", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling packed_simd_2 v0.3.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling num-bigint-dig v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
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[INFO] [stderr]    Compiling memoffset v0.5.6
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[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
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[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]     Checking uint v0.8.5
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[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking rand_chacha v0.2.2
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[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
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[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stdout] error[E0277]: the trait bound `dir_builder::DirBuilder: std::sealed::Sealed` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.12/src/fs/dir_builder.rs:117:10
[INFO] [stdout]     |
[INFO] [stdout] 117 |     impl DirBuilderExt for DirBuilder {
[INFO] [stdout]     |          ^^^^^^^^^^^^^ the trait `std::sealed::Sealed` is not implemented for `dir_builder::DirBuilder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `dir_entry::DirEntry: std::sealed::Sealed` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.12/src/fs/dir_entry.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 |     impl DirEntryExt for DirEntry {
[INFO] [stdout]     |          ^^^^^^^^^^^ the trait `std::sealed::Sealed` is not implemented for `dir_entry::DirEntry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `open_options::OpenOptions: std::sealed::Sealed` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.12/src/fs/open_options.rs:303:10
[INFO] [stdout]     |
[INFO] [stdout] 303 |     impl OpenOptionsExt for OpenOptions {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^ the trait `std::sealed::Sealed` is not implemented for `open_options::OpenOptions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-std`
[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" "31add1d6e5494cd511fc35850cbc7607e6f71a57fb84989d8ad71995214cc865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31add1d6e5494cd511fc35850cbc7607e6f71a57fb84989d8ad71995214cc865", kill_on_drop: false }`
[INFO] [stdout] 31add1d6e5494cd511fc35850cbc7607e6f71a57fb84989d8ad71995214cc865