[INFO] updating cached repository shalugin/rust-experiment
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shalugin/rust-experiment
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shalugin/rust-experiment" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/shalugin/rust-experiment"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/shalugin/rust-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shalugin/rust-experiment" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/shalugin/rust-experiment"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/shalugin/rust-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6489f59e3f20777a3dba14dade1c813504578657
[INFO] sha for GitHub repo shalugin/rust-experiment: 6489f59e3f20777a3dba14dade1c813504578657
[INFO] validating manifest of shalugin/rust-experiment on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shalugin/rust-experiment on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shalugin/rust-experiment
[INFO] finished frobbing shalugin/rust-experiment
[INFO] frobbed toml for shalugin/rust-experiment written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/shalugin/rust-experiment/Cargo.toml
[INFO] started frobbing shalugin/rust-experiment
[INFO] finished frobbing shalugin/rust-experiment
[INFO] frobbed toml for shalugin/rust-experiment written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/shalugin/rust-experiment/Cargo.toml
[INFO] crate shalugin/rust-experiment already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking shalugin/rust-experiment against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-4/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/shalugin/rust-experiment:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 773f8aa04e3549e123d0fad65fbbef82aecb93ea921d1db5086d0871e2a3bc13
[INFO] running `"docker" "start" "-a" "773f8aa04e3549e123d0fad65fbbef82aecb93ea921d1db5086d0871e2a3bc13"`
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]     Checking file v1.1.1
[INFO] [stderr]    Compiling rocket v0.2.7
[INFO] [stderr]    Compiling rocket_codegen v0.2.7
[INFO] [stderr]    Compiling mime v0.2.4
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking cookie v0.6.2
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking hyper v0.10.10
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr] error[E0432]: unresolved import `std::net::lookup_host`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.2.7/src/config/config.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::net::{IpAddr, lookup_host};
[INFO] [stderr]   |                        ^^^^^^^^^^^ no `lookup_host` in `net`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `rocket`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "773f8aa04e3549e123d0fad65fbbef82aecb93ea921d1db5086d0871e2a3bc13"`
[INFO] running `"docker" "rm" "-f" "773f8aa04e3549e123d0fad65fbbef82aecb93ea921d1db5086d0871e2a3bc13"`
[INFO] [stdout] 773f8aa04e3549e123d0fad65fbbef82aecb93ea921d1db5086d0871e2a3bc13