[INFO] fetching crate hue_persistence 0.2.5...
[INFO] checking hue_persistence-0.2.5 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate hue_persistence 0.2.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate hue_persistence 0.2.5 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hue_persistence 0.2.5
[INFO] finished tweaking crates.io crate hue_persistence 0.2.5
[INFO] tweaked toml for crates.io crate hue_persistence 0.2.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[INFO] [stderr]   Downloaded serde_derive v0.8.23
[INFO] [stderr]   Downloaded serde_codegen v0.8.23
[INFO] [stderr]   Downloaded unix_socket v0.5.0
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded serde_codegen_internals v0.11.3
[INFO] [stderr]   Downloaded error-chain v0.7.2
[INFO] [stderr]   Downloaded syslog v3.3.0
[INFO] [stderr]   Downloaded syn v0.10.8
[INFO] [stderr]   Downloaded ssdp v0.5.0
[INFO] [stderr]   Downloaded ifaces v0.0.3
[INFO] [stderr]   Downloaded philipshue v0.2.4
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", 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] e3f2478619725d757db2b92181686799a3b98555a06c472b9d17b4282cb157e1
[INFO] running `Command { std: "docker" "start" "-a" "e3f2478619725d757db2b92181686799a3b98555a06c472b9d17b4282cb157e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3f2478619725d757db2b92181686799a3b98555a06c472b9d17b4282cb157e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f2478619725d757db2b92181686799a3b98555a06c472b9d17b4282cb157e1", kill_on_drop: false }`
[INFO] [stdout] e3f2478619725d757db2b92181686799a3b98555a06c472b9d17b4282cb157e1
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 98dc958f3038845dce9b0daf246b0fca4c641f5aaa68bf59a6830d59fb2d5f8c
[INFO] running `Command { std: "docker" "start" "-a" "98dc958f3038845dce9b0daf246b0fca4c641f5aaa68bf59a6830d59fb2d5f8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]    Compiling philipshue v0.2.4
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking syslog v3.3.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.11.3
[INFO] [stderr]     Checking hyper v0.9.18
[INFO] [stderr]    Compiling serde_codegen v0.8.23
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking ifaces v0.0.3
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]    Compiling serde_derive v0.8.23
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking error-chain v0.7.2
[INFO] [stderr]     Checking ssdp v0.5.0
[INFO] [stdout] error[E0635]: unknown feature `lookup_host`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ssdp-0.5.0/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(lookup_host, ip)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[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 E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ssdp`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "98dc958f3038845dce9b0daf246b0fca4c641f5aaa68bf59a6830d59fb2d5f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98dc958f3038845dce9b0daf246b0fca4c641f5aaa68bf59a6830d59fb2d5f8c", kill_on_drop: false }`
[INFO] [stdout] 98dc958f3038845dce9b0daf246b0fca4c641f5aaa68bf59a6830d59fb2d5f8c