[INFO] cloning repository https://github.com/larvvae/playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/larvvae/playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flarvvae%2Fplayground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flarvvae%2Fplayground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86029851730bf921b834b68a021b0d0f099e2443
[INFO] checking larvvae/playground against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flarvvae%2Fplayground" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/larvvae/playground 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 git repo https://github.com/larvvae/playground
[INFO] finished tweaking git repo https://github.com/larvvae/playground
[INFO] tweaked toml for git repo https://github.com/larvvae/playground written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/larvvae/playground 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/tikv/raft-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/breeswish/slog-global.git`
[INFO] [stderr]     Updating git repository `https://github.com/clap-rs/clap_derive`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf-codegen v2.8.1
[INFO] [stderr]   Downloaded tokio-macros v0.2.0
[INFO] [stderr]   Downloaded prost-derive v0.5.0
[INFO] [stderr]   Downloaded tokio v0.2.4
[INFO] [stderr]   Downloaded protobuf v2.8.1
[INFO] [stderr]   Downloaded bytes v0.5.2
[INFO] [stderr]   Downloaded slog-async v2.3.0
[INFO] [stderr]   Downloaded slog_derive v0.1.1
[INFO] [stderr]   Downloaded prost-build v0.5.0
[INFO] [stderr]   Downloaded prost v0.5.0
[INFO] [stderr]   Downloaded prost-types v0.5.0
[INFO] [stderr]   Downloaded slog-term v2.4.2
[INFO] [stderr]   Downloaded protobuf-build v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 86542af353cad123ab51d2253de40269297b882fb25879e44a62bdd355315a85
[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" "86542af353cad123ab51d2253de40269297b882fb25879e44a62bdd355315a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86542af353cad123ab51d2253de40269297b882fb25879e44a62bdd355315a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86542af353cad123ab51d2253de40269297b882fb25879e44a62bdd355315a85", kill_on_drop: false }`
[INFO] [stdout] 86542af353cad123ab51d2253de40269297b882fb25879e44a62bdd355315a85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ea8b71faaccb016f4ce97ff52f36148bade7eef99abad01058ef07b016393216
[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" "ea8b71faaccb016f4ce97ff52f36148bade7eef99abad01058ef07b016393216", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling protobuf v2.8.1
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking strsim v0.9.2
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]     Checking bytes v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking slog-global v0.1.0 (https://github.com/breeswish/slog-global.git?rev=0e23a5baff302a9d7bccd85f8f31e43339c2f2c1#0e23a5ba)
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking slog-stdlog v4.0.0
[INFO] [stderr]     Checking slog-term v2.4.2
[INFO] [stderr]     Checking slog-envlogger v2.2.0
[INFO] [stderr]    Compiling protobuf-codegen v2.8.1
[INFO] [stderr]    Compiling clap_derive v0.3.0 (https://github.com/clap-rs/clap_derive#4a46684b)
[INFO] [stderr]    Compiling getset v0.0.7
[INFO] [stderr]    Compiling slog_derive v0.1.1
[INFO] [stderr]    Compiling protobuf-build v0.10.0
[INFO] [stderr]     Checking clap v3.0.0-beta.1 (https://github.com/clap-rs/clap.git?rev=a2f9fb5f6c2aeeac89c5c638f25dedb9e50bde00#a2f9fb5f)
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling raft-proto v0.6.0-alpha (https://github.com/tikv/raft-rs.git?rev=f7f7d0121132ef6406b59fc774778285cd1477d6#f7f7d012)
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling tokio-macros v0.2.0
[INFO] [stderr]     Checking raft v0.6.0-alpha (https://github.com/tikv/raft-rs.git?rev=f7f7d0121132ef6406b59fc774778285cd1477d6#f7f7d012)
[INFO] [stderr]     Checking tokio v0.2.4
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling prost-derive v0.5.0
[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-0.2.4/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] 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" "ea8b71faaccb016f4ce97ff52f36148bade7eef99abad01058ef07b016393216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea8b71faaccb016f4ce97ff52f36148bade7eef99abad01058ef07b016393216", kill_on_drop: false }`
[INFO] [stdout] ea8b71faaccb016f4ce97ff52f36148bade7eef99abad01058ef07b016393216