[INFO] updating cached repository rustyrazorblade/killranswers
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rustyrazorblade/killranswers
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rustyrazorblade/killranswers" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/rustyrazorblade/killranswers"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/rustyrazorblade/killranswers'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rustyrazorblade/killranswers" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/rustyrazorblade/killranswers"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/rustyrazorblade/killranswers'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d189b69f5a0860c040658149ea734341c2d28bc6
[INFO] sha for GitHub repo rustyrazorblade/killranswers: d189b69f5a0860c040658149ea734341c2d28bc6
[INFO] validating manifest of rustyrazorblade/killranswers on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustyrazorblade/killranswers on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustyrazorblade/killranswers
[INFO] finished frobbing rustyrazorblade/killranswers
[INFO] frobbed toml for rustyrazorblade/killranswers written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/rustyrazorblade/killranswers/Cargo.toml
[INFO] started frobbing rustyrazorblade/killranswers
[INFO] finished frobbing rustyrazorblade/killranswers
[INFO] frobbed toml for rustyrazorblade/killranswers written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/rustyrazorblade/killranswers/Cargo.toml
[INFO] crate rustyrazorblade/killranswers already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/rustyrazorblade/killranswers/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/tupshin/cassandra-rs`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/tupshin/cassandra-rs`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking rustyrazorblade/killranswers against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-3/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/rustyrazorblade/killranswers:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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=forbid" "-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" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7ae22828db3d98633551d8d6e9480ad81c0ec60ce87f3028ecbbdf3cfc460765
[INFO] running `"docker" "start" "-a" "7ae22828db3d98633551d8d6e9480ad81c0ec60ce87f3028ecbbdf3cfc460765"`
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling byteorder v0.4.2
[INFO] [stderr]    Compiling strsim v0.4.1
[INFO] [stderr]    Compiling vec_map v0.4.0
[INFO] [stderr]    Compiling ansi_term v0.7.5
[INFO] [stderr]    Compiling cassandra-sys v0.8.7
[INFO] [stderr]     Checking ip v1.1.1
[INFO] [stderr]    Compiling toml v0.1.30
[INFO] [stderr]    Compiling decimal v0.2.0
[INFO] [stderr]     Checking capnp v0.5.4
[INFO] [stderr]    Compiling syntex_syntax v0.24.0
[INFO] [stderr]     Checking error-chain v0.7.2
[INFO] [stderr]    Compiling clap v1.5.6
[INFO] [stderr] error[E0502]: cannot borrow `*reff` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/capnp-0.5.4/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[E0502]: cannot borrow `*reff` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/capnp-0.5.4/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: to use a constant of type `codemap::Span` in a pattern, `codemap::Span` must be annotated with `#[derive(PartialEq, Eq)]`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.24.0/src/errors/emitter.rs:100:18
[INFO] [stderr]     |
[INFO] [stderr] 100 |             Some(COMMAND_LINE_SP) => self.emit_(FileLine(COMMAND_LINE_SP), msg, code, lvl),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `syntex_syntax`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7ae22828db3d98633551d8d6e9480ad81c0ec60ce87f3028ecbbdf3cfc460765"`
[INFO] running `"docker" "rm" "-f" "7ae22828db3d98633551d8d6e9480ad81c0ec60ce87f3028ecbbdf3cfc460765"`
[INFO] [stdout] 7ae22828db3d98633551d8d6e9480ad81c0ec60ce87f3028ecbbdf3cfc460765