[INFO] updating cached repository hellaxe/herokuapp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hellaxe/herokuapp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hellaxe/herokuapp" "work/ex/beta-1.38-1/sources/1.37.0/gh/hellaxe/herokuapp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hellaxe/herokuapp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hellaxe/herokuapp" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hellaxe/herokuapp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hellaxe/herokuapp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0aad9d80fc8b6fed0fb013fc64efa624f119afbe
[INFO] sha for GitHub repo hellaxe/herokuapp: 0aad9d80fc8b6fed0fb013fc64efa624f119afbe
[INFO] validating manifest of hellaxe/herokuapp 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 hellaxe/herokuapp 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 hellaxe/herokuapp
[INFO] finished frobbing hellaxe/herokuapp
[INFO] frobbed toml for hellaxe/herokuapp written to work/ex/beta-1.38-1/sources/1.37.0/gh/hellaxe/herokuapp/Cargo.toml
[INFO] started frobbing hellaxe/herokuapp
[INFO] finished frobbing hellaxe/herokuapp
[INFO] frobbed toml for hellaxe/herokuapp written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hellaxe/herokuapp/Cargo.toml
[INFO] crate hellaxe/herokuapp 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/hellaxe/herokuapp/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[INFO] the lockfile is outdated, regenerating it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/iron/router.git`
[INFO] [stderr]     Updating git repository `https://github.com/iron/iron`
[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/iron/router.git`
[INFO] [stderr]     Updating git repository `https://github.com/iron/iron`
[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 hellaxe/herokuapp against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hellaxe/herokuapp:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ea4e7948c7f24c2d825d0cf6a4dbe4c153da5f38bf9e0b233d338865c348cb60
[INFO] running `"docker" "start" "-a" "ea4e7948c7f24c2d825d0cf6a4dbe4c153da5f38bf9e0b233d338865c348cb60"`
[INFO] [stderr]    Compiling iron v0.6.0 (https://github.com/iron/iron#ff3b0ce9)
[INFO] [stderr]    Compiling router v0.7.0-pre1 (https://github.com/iron/router.git#ec2c7890)
[INFO] [stderr]    Compiling herokuapp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 3 parameters but 2 parameters were supplied
[INFO] [stderr]   --> src/main.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     router.get("/", hello);
[INFO] [stderr]    |            ^^^ expected 3 parameters
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: expected a `std::ops::Fn<(&mut iron::Request<'_, '_>,)>` closure, found `router::Router`
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Iron::new(router).http("localhost:3000").unwrap();
[INFO] [stderr]    |     ^^^^^^^^^ expected an `Fn<(&mut iron::Request<'_, '_>,)>` closure, found `router::Router`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `for<'r, 's, 't0> std::ops::Fn<(&'r mut iron::Request<'s, 't0>,)>` is not implemented for `router::Router`
[INFO] [stderr]    = note: required because of the requirements on the impl of `iron::Handler` for `router::Router`
[INFO] [stderr]    = note: required by `iron::Iron::<H>::new`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: expected a `std::ops::FnOnce<(&mut iron::Request<'_, '_>,)>` closure, found `router::Router`
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Iron::new(router).http("localhost:3000").unwrap();
[INFO] [stderr]    |     ^^^^^^^^^ expected an `FnOnce<(&mut iron::Request<'_, '_>,)>` closure, found `router::Router`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::FnOnce<(&mut iron::Request<'_, '_>,)>` is not implemented for `router::Router`
[INFO] [stderr]    = note: required because of the requirements on the impl of `iron::Handler` for `router::Router`
[INFO] [stderr]    = note: required by `iron::Iron::<H>::new`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `http` found for type `iron::Iron<router::Router>` in the current scope
[INFO] [stderr]   --> src/main.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Iron::new(router).http("localhost:3000").unwrap();
[INFO] [stderr]    |                       ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the method `http` exists but the following trait bounds were not satisfied:
[INFO] [stderr]            `router::Router : iron::Handler`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0277, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: Could not compile `herokuapp`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ea4e7948c7f24c2d825d0cf6a4dbe4c153da5f38bf9e0b233d338865c348cb60"`
[INFO] running `"docker" "rm" "-f" "ea4e7948c7f24c2d825d0cf6a4dbe4c153da5f38bf9e0b233d338865c348cb60"`
[INFO] [stdout] ea4e7948c7f24c2d825d0cf6a4dbe4c153da5f38bf9e0b233d338865c348cb60