[INFO] updating cached repository https://github.com/pbtrung/rsbup
[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] 53eee9261cfb0a7cd9a12b3b8af3f0691509de38
[INFO] checking pbtrung/rsbup against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbtrung%2Frsbup" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pbtrung/rsbup on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pbtrung/rsbup
[INFO] finished tweaking git repo https://github.com/pbtrung/rsbup
[INFO] tweaked toml for git repo https://github.com/pbtrung/rsbup written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/pbtrung/rsbup already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 6fcc0938d32d2db7b0d2bddb7bfa6e2633485304e51f4bb528693f2ca0abeef0
[INFO] running `"docker" "start" "-a" "6fcc0938d32d2db7b0d2bddb7bfa6e2633485304e51f4bb528693f2ca0abeef0"`
[INFO] [stderr]    Compiling cc v1.0.5
[INFO] [stderr]     Checking slog v2.1.1
[INFO] [stderr]     Checking take_mut v0.2.0
[INFO] [stderr]     Checking bounded-spsc-queue v0.2.0
[INFO] [stderr]     Checking bs58 v0.2.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking isatty v0.1.6
[INFO] [stderr]    Compiling rsbup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling zstd-sys v1.4.2+zstd.1.3.3
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking hc256 v0.1.6
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.5.0
[INFO] [stderr]     Checking serde_json v1.0.10
[INFO] [stderr] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bounded-spsc-queue-0.2.0/src/lib.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | use alloc::allocator::{Alloc, Layout};
[INFO] [stderr]    |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::heap`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bounded-spsc-queue-0.2.0/src/lib.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | use alloc::heap::Heap;
[INFO] [stderr]    |            ^^^^ could not find `heap` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bounded-spsc-queue-0.2.0/src/lib.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 | impl<T> !Sync for Consumer<T> {}
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bounded-spsc-queue-0.2.0/src/lib.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 | impl<T> !Sync for Producer<T> {}
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 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]     Checking futures-cpupool v0.1.8
[INFO] [stderr] error: could not compile `bounded-spsc-queue`.
[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" "6fcc0938d32d2db7b0d2bddb7bfa6e2633485304e51f4bb528693f2ca0abeef0"`
[INFO] running `"docker" "rm" "-f" "6fcc0938d32d2db7b0d2bddb7bfa6e2633485304e51f4bb528693f2ca0abeef0"`
[INFO] [stdout] 6fcc0938d32d2db7b0d2bddb7bfa6e2633485304e51f4bb528693f2ca0abeef0