[INFO] updating cached repository https://github.com/tekjar/systemd-test
[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] 59b10ef7bd5a181deea1836cc0a976f4e6ac01f3
[INFO] checking tekjar/systemd-test against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftekjar%2Fsystemd-test" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tekjar/systemd-test 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/tekjar/systemd-test
[INFO] finished tweaking git repo https://github.com/tekjar/systemd-test
[INFO] tweaked toml for git repo https://github.com/tekjar/systemd-test written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tekjar/systemd-test already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 490c689dcff42daa76f7c1fbfcccfb19ba7f492b4fa736cc41746273474eefd4
[INFO] running `"docker" "start" "-a" "490c689dcff42daa76f7c1fbfcccfb19ba7f492b4fa736cc41746273474eefd4"`
[INFO] [stderr]     Checking utf8-cstr v0.1.6
[INFO] [stderr]    Compiling mbox v0.1.3
[INFO] [stderr]    Compiling libsystemd-sys v0.0.10 (https://github.com/kteza1/rust-systemd#f1178ca4)
[INFO] [stderr] error: unexpected token: `<-`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.1.3/src/mbox.rs:188:16
[INFO] [stderr]     |
[INFO] [stderr] 188 |         MALLOC <- value.clone()
[INFO] [stderr]     |                ^^
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to write a comparison against a negative value, add a space in between `<` and `-`
[INFO] [stderr]     |
[INFO] [stderr] 188 |         MALLOC < - value.clone()
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `<-`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.1.3/src/placer.rs:96:46
[INFO] [stderr]    |
[INFO] [stderr] 96 |         let mbox: MBox<DropCounter> = MALLOC <- counter.clone();
[INFO] [stderr]    |                                              ^^
[INFO] [stderr]    |
[INFO] [stderr] help: if you meant to write a comparison against a negative value, add a space in between `<` and `-`
[INFO] [stderr]    |
[INFO] [stderr] 96 |         let mbox: MBox<DropCounter> = MALLOC < - counter.clone();
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `<-`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.1.3/src/placer.rs:106:39
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let _: MBox<DropCounter> = MALLOC <- panic!("should panic without crash");
[INFO] [stderr]     |                                       ^^
[INFO] [stderr]     |
[INFO] [stderr] help: if you meant to write a comparison against a negative value, add a space in between `<` and `-`
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let _: MBox<DropCounter> = MALLOC < - panic!("should panic without crash");
[INFO] [stderr]     |                                       ^^^
[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/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.1.3/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/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.1.3/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/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.1.3/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/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.1.3/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/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mbox-0.1.3/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" "490c689dcff42daa76f7c1fbfcccfb19ba7f492b4fa736cc41746273474eefd4"`
[INFO] running `"docker" "rm" "-f" "490c689dcff42daa76f7c1fbfcccfb19ba7f492b4fa736cc41746273474eefd4"`
[INFO] [stdout] 490c689dcff42daa76f7c1fbfcccfb19ba7f492b4fa736cc41746273474eefd4
