[INFO] fetching crate tendermint-light-client 0.17.1...
[INFO] checking tendermint-light-client-0.17.1 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate tendermint-light-client 0.17.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tendermint-light-client 0.17.1 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 tendermint-light-client 0.17.1
[INFO] finished tweaking crates.io crate tendermint-light-client 0.17.1
[INFO] tweaked toml for crates.io crate tendermint-light-client 0.17.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate tendermint-light-client 0.17.1 already has a lockfile, it will not be regenerated
[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 k256 v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] e21b45e42aefa9c6ff03c1066efc829b28634cf6a02ad83f8cdccfd2706fe9f5
[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" "e21b45e42aefa9c6ff03c1066efc829b28634cf6a02ad83f8cdccfd2706fe9f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e21b45e42aefa9c6ff03c1066efc829b28634cf6a02ad83f8cdccfd2706fe9f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21b45e42aefa9c6ff03c1066efc829b28634cf6a02ad83f8cdccfd2706fe9f5", kill_on_drop: false }`
[INFO] [stdout] e21b45e42aefa9c6ff03c1066efc829b28634cf6a02ad83f8cdccfd2706fe9f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] b516d36663262a32abdeed4a0880e5442a249d514e5b8fe69b8ee4720eb904f8
[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" "b516d36663262a32abdeed4a0880e5442a249d514e5b8fe69b8ee4720eb904f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking sled v0.34.6
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.9
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling gumdrop_derive v0.8.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling contracts v0.4.0
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking curve25519-dalek v3.0.2
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking futures-util v0.3.9
[INFO] [stdout] error[E0277]: the trait bound `read_dir::DirEntry: std::sealed::Sealed` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.24/src/fs/read_dir.rs:240:6
[INFO] [stdout]     |
[INFO] [stdout] 240 | impl DirEntryExt for DirEntry {
[INFO] [stdout]     |      ^^^^^^^^^^^ the trait `std::sealed::Sealed` is not implemented for `read_dir::DirEntry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr] error: could not compile `tokio`
[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" "b516d36663262a32abdeed4a0880e5442a249d514e5b8fe69b8ee4720eb904f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b516d36663262a32abdeed4a0880e5442a249d514e5b8fe69b8ee4720eb904f8", kill_on_drop: false }`
[INFO] [stdout] b516d36663262a32abdeed4a0880e5442a249d514e5b8fe69b8ee4720eb904f8