[INFO] updating cached repository ninjabear/lore
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ninjabear/lore
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ninjabear/lore" "work/ex/beta-1.38-1/sources/1.37.0/gh/ninjabear/lore"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ninjabear/lore'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ninjabear/lore" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ninjabear/lore"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ninjabear/lore'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] edf21c27f858ffbc9dac1779ddc5f923c9061668
[INFO] sha for GitHub repo ninjabear/lore: edf21c27f858ffbc9dac1779ddc5f923c9061668
[INFO] validating manifest of ninjabear/lore on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ninjabear/lore on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ninjabear/lore
[INFO] finished frobbing ninjabear/lore
[INFO] frobbed toml for ninjabear/lore written to work/ex/beta-1.38-1/sources/1.37.0/gh/ninjabear/lore/Cargo.toml
[INFO] started frobbing ninjabear/lore
[INFO] finished frobbing ninjabear/lore
[INFO] frobbed toml for ninjabear/lore written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ninjabear/lore/Cargo.toml
[INFO] crate ninjabear/lore already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ninjabear/lore/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/nickel-org/nickel.rs.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/nickel-org/nickel.rs.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ninjabear/lore against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ninjabear/lore:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 5bdb4cea411bb7e82b9ec3e019202418871df3eeacf735d2fae092ee3037d420
[INFO] running `"docker" "start" "-a" "5bdb4cea411bb7e82b9ec3e019202418871df3eeacf735d2fae092ee3037d420"`
[INFO] [stderr]    Compiling groupable v0.2.0
[INFO] [stderr]    Compiling mustache v0.9.0
[INFO] [stderr]    Compiling nickel v0.11.0 (https://github.com/nickel-org/nickel.rs.git#2d0e3d03)
[INFO] [stderr]    Compiling lore v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: could not find `net` in `io`
[INFO] [stderr]  --> src/main.rs:3:14
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::net::ip::Ipv4Addr;
[INFO] [stderr]   |              ^^^ could not find `net` in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `Ipv4Addr` in this scope
[INFO] [stderr]   --> src/main.rs:14:17
[INFO] [stderr]    |
[INFO] [stderr] 14 |   server.listen(Ipv4Addr(127, 0, 0, 1), 6767);
[INFO] [stderr]    |                 ^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::net::ip::Ipv4Addr`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::net::ip::Ipv4Addr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0631]: type mismatch in function arguments
[INFO] [stderr]   --> src/main.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 9  |   fn a_handler (_request: &Request, response: &mut Response) {
[INFO] [stderr]    |   ---------------------------------------------------------- found signature of `for<'r, 's, 't0, 't1, 't2> fn(&'r nickel::Request<'s, 't0>, &'t1 mut nickel::Response<'t2>) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 13 |   server.get("/hello", a_handler);
[INFO] [stderr]    |          ^^^ expected signature of `for<'r, 'mw, 'conn> fn(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>) -> _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required because of the requirements on the impl of `nickel::Middleware<()>` for `for<'r, 's, 't0, 't1, 't2> fn(&'r nickel::Request<'s, 't0>, &'t1 mut nickel::Response<'t2>) {main::a_handler}`
[INFO] [stderr] 
[INFO] [stderr] error[E0631]: type mismatch in function arguments
[INFO] [stderr]   --> src/main.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 9  |   fn a_handler (_request: &Request, response: &mut Response) {
[INFO] [stderr]    |   ---------------------------------------------------------- found signature of `for<'r, 's, 't0, 't1, 't2> fn(&'r nickel::Request<'s, 't0>, &'t1 mut nickel::Response<'t2>) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 13 |   server.get("/hello", a_handler);
[INFO] [stderr]    |          ^^^ expected signature of `fn(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>) -> _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required because of the requirements on the impl of `nickel::Middleware<()>` for `for<'r, 's, 't0, 't1, 't2> fn(&'r nickel::Request<'s, 't0>, &'t1 mut nickel::Response<'t2>) {main::a_handler}`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 parameter but 2 parameters were supplied
[INFO] [stderr]   --> src/main.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 |   server.listen(Ipv4Addr(127, 0, 0, 1), 6767);
[INFO] [stderr]    |          ^^^^^^ expected 1 parameter
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0425, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: Could not compile `lore`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5bdb4cea411bb7e82b9ec3e019202418871df3eeacf735d2fae092ee3037d420"`
[INFO] running `"docker" "rm" "-f" "5bdb4cea411bb7e82b9ec3e019202418871df3eeacf735d2fae092ee3037d420"`
[INFO] [stdout] 5bdb4cea411bb7e82b9ec3e019202418871df3eeacf735d2fae092ee3037d420