[INFO] updating cached repository resin-os/healthdog-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/resin-os/healthdog-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/resin-os/healthdog-rs" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/resin-os/healthdog-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/resin-os/healthdog-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/resin-os/healthdog-rs" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/resin-os/healthdog-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/resin-os/healthdog-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a10155844f251d00ec49348e58b2846803386085
[INFO] sha for GitHub repo resin-os/healthdog-rs: a10155844f251d00ec49348e58b2846803386085
[INFO] validating manifest of resin-os/healthdog-rs on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of resin-os/healthdog-rs on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing resin-os/healthdog-rs
[INFO] finished frobbing resin-os/healthdog-rs
[INFO] frobbed toml for resin-os/healthdog-rs written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/resin-os/healthdog-rs/Cargo.toml
[INFO] started frobbing resin-os/healthdog-rs
[INFO] finished frobbing resin-os/healthdog-rs
[INFO] frobbed toml for resin-os/healthdog-rs written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/resin-os/healthdog-rs/Cargo.toml
[INFO] crate resin-os/healthdog-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking resin-os/healthdog-rs against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-6/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/resin-os/healthdog-rs:/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=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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c912e0def58cffc7a3ac96ea578e4adc181fdba25321fdbb67402561d836373a
[INFO] running `"docker" "start" "-a" "c912e0def58cffc7a3ac96ea578e4adc181fdba25321fdbb67402561d836373a"`
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling libsystemd-sys v0.1.0
[INFO] [stderr]     Checking errno v0.2.3
[INFO] [stderr]     Checking exec v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.1
[INFO] [stderr]    Compiling mbox v0.3.1
[INFO] [stderr] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `<-`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.3.1/src/mbox.rs:188:16
[INFO] [stderr]     |
[INFO] [stderr] 188 |         MALLOC <- value.clone()
[INFO] [stderr]     |                ^^ expected one of 8 possible tokens here
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, or an operator, found `<-`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.3.1/src/placer.rs:96:46
[INFO] [stderr]    |
[INFO] [stderr] 96 |         let mbox: MBox<DropCounter> = MALLOC <- counter.clone();
[INFO] [stderr]    |                                              ^^ expected one of 7 possible tokens here
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, or an operator, found `<-`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.3.1/src/placer.rs:107:39
[INFO] [stderr]     |
[INFO] [stderr] 107 |     let _: MBox<DropCounter> = MALLOC <- panic!("should panic without crash");
[INFO] [stderr]     |                                       ^^ expected one of 7 possible tokens here
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `std::ops::Placer`, `std::ops::Place`, `std::ops::InPlace`, `std::ops::BoxPlace`, `std::ops::Boxed`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.3.1/src/placer.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::ops::{Placer, Place, InPlace, BoxPlace, Boxed};
[INFO] [stderr]    |                ^^^^^^  ^^^^^  ^^^^^^^  ^^^^^^^^  ^^^^^ no `Boxed` in `ops`
[INFO] [stderr]    |                |       |      |        |
[INFO] [stderr]    |                |       |      |        no `BoxPlace` in `ops`
[INFO] [stderr]    |                |       |      no `InPlace` in `ops`
[INFO] [stderr]    |                |       no `Place` in `ops`
[INFO] [stderr]    |                no `Placer` in `ops`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData<T> (if you also use #[may_dangle]), Send, and/or Sync
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.3.1/src/internal.rs:11:33
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[cfg(nightly_channel)] pub use std::ptr::Unique;
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add #![feature(ptr_internals)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData<T> (if you also use #[may_dangle]), Send, and/or Sync
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.3.1/src/mbox.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 | use internal::{Unique, gen_malloc, gen_realloc, gen_free};
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add #![feature(ptr_internals)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData<T> (if you also use #[may_dangle]), Send, and/or Sync
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.3.1/src/mbox.rs:31:35
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub struct MBox<T: ?Sized + Free>(Unique<T>);
[INFO] [stderr]    |                                   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add #![feature(ptr_internals)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData<T> (if you also use #[may_dangle]), Send, and/or Sync
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.3.1/src/mbox.rs:37:14
[INFO] [stderr]    |
[INFO] [stderr] 37 |         MBox(Unique::new(ptr))
[INFO] [stderr]    |              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add #![feature(ptr_internals)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `mbox`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c912e0def58cffc7a3ac96ea578e4adc181fdba25321fdbb67402561d836373a"`
[INFO] running `"docker" "rm" "-f" "c912e0def58cffc7a3ac96ea578e4adc181fdba25321fdbb67402561d836373a"`
[INFO] [stdout] c912e0def58cffc7a3ac96ea578e4adc181fdba25321fdbb67402561d836373a