[INFO] fetching crate dync 0.1.0...
[INFO] checking dync-0.1.0 against master#339f574809bf8e4166b8de3cdbe7df181d37af3d for pr-71896
[INFO] extracting crate dync 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dync 0.1.0 on toolchain 339f574809bf8e4166b8de3cdbe7df181d37af3d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dync 0.1.0
[INFO] finished tweaking crates.io crate dync 0.1.0
[INFO] tweaked toml for crates.io crate dync 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate dync 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "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" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "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] eb52db64be1222d461551b61b9446c71c68e57aae7d7648328cbd2efebe53997
[INFO] running `"docker" "start" "-a" "eb52db64be1222d461551b61b9446c71c68e57aae7d7648328cbd2efebe53997"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking reinterpret v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking tinytemplate v1.0.4
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling dync-derive v0.1.0
[INFO] [stderr]     Checking dync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr] error[E0432]: unresolved import `data_buffer`
[INFO] [stderr]  --> benches/type_erasure.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use data_buffer::{VecCopy, VecDyn};
[INFO] [stderr]   |     ^^^^^^^^^^^ use of undeclared type or module `data_buffer`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `dyn_derive`
[INFO] [stderr]  --> benches/type_erasure.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use dyn_derive::dyn_trait;
[INFO] [stderr]   |     ^^^^^^^^^^ use of undeclared type or module `dyn_derive`
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `dyn_trait`
[INFO] [stderr]   --> benches/type_erasure.rs:13:3
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[dyn_trait(suffix = "VTable", dyn_crate_name = "data_buffer")]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `DynCloneVTable` in this scope
[INFO] [stderr]   --> benches/type_erasure.rs:50:44
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn make_random_vec_dyn(n: usize) -> VecDyn<DynCloneVTable> {
[INFO] [stderr]    |                       -                    ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       help: you might be missing a type parameter: `<DynCloneVTable>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: could not compile `dync`.
[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" "eb52db64be1222d461551b61b9446c71c68e57aae7d7648328cbd2efebe53997"`
[INFO] running `"docker" "rm" "-f" "eb52db64be1222d461551b61b9446c71c68e57aae7d7648328cbd2efebe53997"`
[INFO] [stdout] eb52db64be1222d461551b61b9446c71c68e57aae7d7648328cbd2efebe53997