[INFO] updating cached repository https://github.com/icew4ll/spam
[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] 4a84440c7fb859327291763291d4c739cc0637a2
[INFO] testing icew4ll/spam against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficew4ll%2Fspam" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/icew4ll/spam on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/icew4ll/spam
[INFO] finished tweaking git repo https://github.com/icew4ll/spam
[INFO] tweaked toml for git repo https://github.com/icew4ll/spam written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/icew4ll/spam already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 332b89ff506815204824793da40f3e5fc2a2d30de0ea6643e8bb563c992ece43
[INFO] running `"docker" "start" "-a" "332b89ff506815204824793da40f3e5fc2a2d30de0ea6643e8bb563c992ece43"`
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling shared_child v0.3.2
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling prettytable-rs v0.7.0
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.5.10
[INFO] [stderr]    Compiling dotenv v0.8.0
[INFO] [stderr]    Compiling structopt-derive v0.2.8
[INFO] [stderr]    Compiling os_pipe v0.6.1
[INFO] [stderr]    Compiling dotenv_codegen_impl v0.1.0
[INFO] [stderr]    Compiling duct v0.10.0
[INFO] [stderr]    Compiling structopt v0.2.8
[INFO] [stderr]    Compiling quicli v0.2.0
[INFO] [stderr]    Compiling dotenv_codegen v0.11.0
[INFO] [stderr]    Compiling spam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: proc-macro derive panicked
[INFO] [stderr]   --> src/main.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |             dotenv!("U3").to_string(),
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: message: environment variable `U3` 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 `spam`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "332b89ff506815204824793da40f3e5fc2a2d30de0ea6643e8bb563c992ece43"`
[INFO] running `"docker" "rm" "-f" "332b89ff506815204824793da40f3e5fc2a2d30de0ea6643e8bb563c992ece43"`
[INFO] [stdout] 332b89ff506815204824793da40f3e5fc2a2d30de0ea6643e8bb563c992ece43