[INFO] updating cached repository https://github.com/kennethlove/temperature_rust
[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] 23f7124498c11e528c3c67a19c44233237eb90d9
[INFO] checking kennethlove/temperature_rust against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennethlove%2Ftemperature_rust" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kennethlove/temperature_rust on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kennethlove/temperature_rust
[INFO] finished tweaking git repo https://github.com/kennethlove/temperature_rust
[INFO] tweaked toml for git repo https://github.com/kennethlove/temperature_rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kennethlove/temperature_rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 707477efc110be605ff686a8ea5a0aaf82ded8a8a8d9ce0bb1a738623e74b8b2
[INFO] running `"docker" "start" "-a" "707477efc110be605ff686a8ea5a0aaf82ded8a8a8d9ce0bb1a738623e74b8b2"`
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]    Compiling openssl v0.9.11
[INFO] [stderr]     Checking serde v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.11
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking libflate v0.1.5
[INFO] [stderr]    Compiling hyper v0.10.9
[INFO] [stderr]     Checking idna v0.1.1
[INFO] [stderr] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libflate-0.1.5/src/gzip.rs:452:66
[INFO] [stderr]     |
[INFO] [stderr] 452 |         try!(writer.write_u16::<LittleEndian>(self.data.len() as u16()));
[INFO] [stderr]     |                                                                  ^^^^^ only `Fn` traits may use parentheses
[INFO] [stderr] 
[INFO] [stderr]    Compiling serde_derive_internals v0.15.0
[INFO] [stderr]     Checking num_cpus v1.4.0
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0214`.
[INFO] [stderr] error: could not compile `libflate`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "707477efc110be605ff686a8ea5a0aaf82ded8a8a8d9ce0bb1a738623e74b8b2"`
[INFO] running `"docker" "rm" "-f" "707477efc110be605ff686a8ea5a0aaf82ded8a8a8d9ce0bb1a738623e74b8b2"`
[INFO] [stdout] 707477efc110be605ff686a8ea5a0aaf82ded8a8a8d9ce0bb1a738623e74b8b2
