[INFO] cloning repository https://github.com/psiofxt/rust-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/psiofxt/rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsiofxt%2Frust-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsiofxt%2Frust-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 823a087f8d18d373ed32d54cda44e7aeb64d6f77
[INFO] checking psiofxt/rust-blockchain against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsiofxt%2Frust-blockchain" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/psiofxt/rust-blockchain 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/psiofxt/rust-blockchain
[INFO] finished tweaking git repo https://github.com/psiofxt/rust-blockchain
[INFO] tweaked toml for git repo https://github.com/psiofxt/rust-blockchain written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/psiofxt/rust-blockchain 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 proc-macro2 v0.4.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] c270a10fcfb12aa85211282ec6077583ba5f5cef5a91117461c45fa4b8aa0a74
[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" "c270a10fcfb12aa85211282ec6077583ba5f5cef5a91117461c45fa4b8aa0a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c270a10fcfb12aa85211282ec6077583ba5f5cef5a91117461c45fa4b8aa0a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c270a10fcfb12aa85211282ec6077583ba5f5cef5a91117461c45fa4b8aa0a74", kill_on_drop: false }`
[INFO] [stdout] c270a10fcfb12aa85211282ec6077583ba5f5cef5a91117461c45fa4b8aa0a74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 80218b611ea98c3805b35e46f4b8ba518e82ff0110c9894fc22c0bfb0ed02680
[INFO] running `Command { std: "docker" "start" "-a" "80218b611ea98c3805b35e46f4b8ba518e82ff0110c9894fc22c0bfb0ed02680", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.16
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling serde v1.0.76
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking byte-tools v0.3.0
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking block-padding v0.1.2
[INFO] [stderr]     Checking log v0.4.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking proc-macro2 v0.2.3
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking quote v0.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking mime v0.3.9
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking syn v0.12.15
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tokio-executor v0.1.4
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking parking_lot_core v0.3.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.6
[INFO] [stderr]     Checking tokio-current-thread v0.1.1
[INFO] [stderr]     Checking tokio-timer v0.2.6
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.3
[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-fs-0.1.3/src/read_dir.rs:243:6
[INFO] [stdout]     |
[INFO] [stdout] 243 | 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] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr] error: could not compile `tokio-fs`
[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" "80218b611ea98c3805b35e46f4b8ba518e82ff0110c9894fc22c0bfb0ed02680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80218b611ea98c3805b35e46f4b8ba518e82ff0110c9894fc22c0bfb0ed02680", kill_on_drop: false }`
[INFO] [stdout] 80218b611ea98c3805b35e46f4b8ba518e82ff0110c9894fc22c0bfb0ed02680