[INFO] updating cached repository https://github.com/anguslees/freestack
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] checking anguslees/freestack against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanguslees%2Ffreestack" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anguslees/freestack on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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 /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/anguslees/freestack already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4785ee7cb5200e527901f755227b816c33f8aed3084afd5e46c4218ca3e2a14e
[INFO] running `"docker" "start" "-a" "4785ee7cb5200e527901f755227b816c33f8aed3084afd5e46c4218ca3e2a14e"`
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling byteorder v0.4.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]     Checking gj v0.1.2
[INFO] [stderr]     Checking etcd v0.2.0
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling nix v0.4.3
[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]     Checking capnp v0.6.2
[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]    |                                         ^^^^^^^^^ method not found in `url::Url`
[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]    |             ^^^^ method not found in `hyper::client::ResponseFuture`
[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]    |                                                ^^^^^^ method not found in `hyper::client::ResponseFuture`
[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]    |             ^^^^^^^^^^^^^^^^^^^^ method not found in `url::Url`
[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[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] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0502`.
[INFO] [stderr] error: could not compile `capnp`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "4785ee7cb5200e527901f755227b816c33f8aed3084afd5e46c4218ca3e2a14e"`
[INFO] running `"docker" "rm" "-f" "4785ee7cb5200e527901f755227b816c33f8aed3084afd5e46c4218ca3e2a14e"`
[INFO] [stdout] 4785ee7cb5200e527901f755227b816c33f8aed3084afd5e46c4218ca3e2a14e