[INFO] updating cached repository https://github.com/anguslees/freestack
[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] 2723c59a15df75cffe0ca0232d9727727e20d3d1
[INFO] testing anguslees/freestack against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanguslees%2Ffreestack" "work/builds/worker-9/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anguslees/freestack 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/anguslees/freestack
[INFO] finished tweaking git repo https://github.com/anguslees/freestack
[INFO] tweaked toml for git repo https://github.com/anguslees/freestack written to work/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/anguslees/freestack 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] error: the lock file /big/crater/work/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-9/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] 779153be8abb8ae453378616cd1c60a2dcd7bad4a78a0b5a07458ac039558692
[INFO] running `"docker" "start" "-a" "779153be8abb8ae453378616cd1c60a2dcd7bad4a78a0b5a07458ac039558692"`
[INFO] [stderr]    Compiling nix v0.4.3
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.16
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio-reactor v0.1.10
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling gj v0.1.2
[INFO] [stderr]    Compiling capnp v0.6.2
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr] warning[E0502]: cannot borrow `*reff` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/capnp-0.6.2/src/private/layout.rs:639:47
[INFO] [stderr]     |
[INFO] [stderr] 639 |         let ptr = try!(follow_fars(&mut reff, (*reff).target(), &mut segment));
[INFO] [stderr]     |                        ----------- ---------  ^^^^^^^ immutable borrow occurs here
[INFO] [stderr]     |                        |           |
[INFO] [stderr]     |                        |           mutable borrow occurs here
[INFO] [stderr]     |                        mutable borrow later used by call
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling capnpc v0.6.2
[INFO] [stderr]    Compiling capnp-gj v0.1.0
[INFO] [stderr]    Compiling capnp-rpc v0.6.3
[INFO] [stderr]    Compiling freestack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling etcd v0.2.0
[INFO] [stderr] error[E0432]: unresolved import `hyper::status`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/client.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | use hyper::status::StatusCode;
[INFO] [stderr]   |            ^^^^^^ could not find `status` in `hyper`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `hyper::header::ContentType`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/http.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use hyper::header::ContentType;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `ContentType` in `header`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `hyper::method`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/http.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | use hyper::method::Method;
[INFO] [stderr]   |            ^^^^^^ could not find `method` in `hyper`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `serialize` in module `form_urlencoded`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/client.rs:446:37
[INFO] [stderr]     |
[INFO] [stderr] 446 |         let body = form_urlencoded::serialize(&http_options);
[INFO] [stderr]     |                                     ^^^^^^^^^ not found in `form_urlencoded`
[INFO] [stderr] 
[INFO] [stderr] error[E0603]: struct `Response` is private
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/http.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | use hyper::client::Response;
[INFO] [stderr]   |                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `serialize` found for type `url::Url` in the current scope
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/client.rs:26:41
[INFO] [stderr]    |
[INFO] [stderr] 26 |             root_url: format!("{}", url.serialize()),
[INFO] [stderr]    |                                         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 parameter but 2 parameters were supplied
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/http.rs:31:26
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let request = client.request(method, &url);
[INFO] [stderr]    |                          ^^^^^^^ expected 1 parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `send` found for type `hyper::client::ResponseFuture` in the current scope
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/http.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |     request.send()
[INFO] [stderr]    |             ^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 parameter but 2 parameters were supplied
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/http.rs:42:26
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let request = client.request(method, &url).header(content_type).body(&body);
[INFO] [stderr]    |                          ^^^^^^^ expected 1 parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `header` found for type `hyper::client::ResponseFuture` in the current scope
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/http.rs:42:48
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let request = client.request(method, &url).header(content_type).body(&body);
[INFO] [stderr]    |                                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `set_query_from_pairs` found for type `url::Url` in the current scope
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/etcd-0.2.0/src/query_pairs.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |         url.set_query_from_pairs(pairs);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0425, E0432, E0599, E0603.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: Could not compile `etcd`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "779153be8abb8ae453378616cd1c60a2dcd7bad4a78a0b5a07458ac039558692"`
[INFO] running `"docker" "rm" "-f" "779153be8abb8ae453378616cd1c60a2dcd7bad4a78a0b5a07458ac039558692"`
[INFO] [stdout] 779153be8abb8ae453378616cd1c60a2dcd7bad4a78a0b5a07458ac039558692