[INFO] updating cached repository https://github.com/mwdowns/rust_dms_linker
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ffc5628e85137902272ef0a18717d5a43eb4bd64
[INFO] testing mwdowns/rust_dms_linker against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwdowns%2Frust_dms_linker" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mwdowns/rust_dms_linker on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mwdowns/rust_dms_linker
[INFO] finished tweaking git repo https://github.com/mwdowns/rust_dms_linker
[INFO] tweaked toml for git repo https://github.com/mwdowns/rust_dms_linker written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mwdowns/rust_dms_linker already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] d99db11eaba22d640a70b1bda15f0a251256411cb3b42cc5c9128385d1bce651
[INFO] running `"docker" "start" "-a" "d99db11eaba22d640a70b1bda15f0a251256411cb3b42cc5c9128385d1bce651"`
[INFO] [stderr]    Compiling num-traits v0.2.1
[INFO] [stderr]    Compiling cc v1.0.6
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling serde v1.0.29
[INFO] [stderr]    Compiling scoped-tls v0.1.1
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling sha1 v0.2.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling regex-syntax v0.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.4.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.0
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling crossbeam-deque v0.3.0
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling atoi v0.2.3
[INFO] [stderr]    Compiling twox-hash v1.1.0
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling dotenv v0.8.0
[INFO] [stderr]    Compiling tokio-executor v0.1.0
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.0
[INFO] [stderr]    Compiling regex v0.2.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.3
[INFO] [stderr]    Compiling dotenv_codegen_impl v0.1.0
[INFO] [stderr]    Compiling derive-error-chain v0.11.0
[INFO] [stderr]    Compiling tokio-core v0.1.14
[INFO] [stderr]    Compiling dotenv_codegen v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.11
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling mysql_common v0.4.0
[INFO] [stderr]    Compiling dotenv v0.11.0
[INFO] [stderr]    Compiling mysql_async v0.12.2
[INFO] [stderr]    Compiling rust_dms_linker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: proc-macro derive panicked
[INFO] [stderr]   --> src/main.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let host = dotenv!("DB_HOST");
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: message: environment variable `DB_HOST` not defined
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust_dms_linker`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d99db11eaba22d640a70b1bda15f0a251256411cb3b42cc5c9128385d1bce651"`
[INFO] running `"docker" "rm" "-f" "d99db11eaba22d640a70b1bda15f0a251256411cb3b42cc5c9128385d1bce651"`
[INFO] [stdout] d99db11eaba22d640a70b1bda15f0a251256411cb3b42cc5c9128385d1bce651