[INFO] crate unicorn 0.9.1 is already in cache
[INFO] testing unicorn-0.9.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate unicorn 0.9.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate unicorn 0.9.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate unicorn 0.9.1
[INFO] finished tweaking crates.io crate unicorn 0.9.1
[INFO] tweaked toml for crates.io crate unicorn 0.9.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 1f12bcdda76cf192050e56102bdab725ca6177e027551fd41121c0924d734aef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "1f12bcdda76cf192050e56102bdab725ca6177e027551fd41121c0924d734aef"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling os_type v2.2.0
[INFO] [stderr]    Compiling build-helper v0.1.1
[INFO] [stderr]    Compiling libunicorn-sys v0.9.1
[INFO] [stderr]    Compiling unicorn v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not find native static library `unicorn`, perhaps an -L flag is missing?
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:404:33
[INFO] [stderr]     |
[INFO] [stderr] 404 | type CodeHook = UnicornHook<Box<FnMut(&Unicorn, u64, u32)>>;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Unicorn, u64, u32)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:405:33
[INFO] [stderr]     |
[INFO] [stderr] 405 | type IntrHook = UnicornHook<Box<FnMut(&Unicorn, u32)>>;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Unicorn, u32)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:406:32
[INFO] [stderr]     |
[INFO] [stderr] 406 | type MemHook = UnicornHook<Box<FnMut(&Unicorn, MemType, u64, usize, i64) -> bool>>;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Unicorn, MemType, u64, usize, i64) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:407:35
[INFO] [stderr]     |
[INFO] [stderr] 407 | type InsnInHook = UnicornHook<Box<FnMut(&Unicorn, u32, usize) -> u32>>;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Unicorn, u32, usize) -> u32`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:408:36
[INFO] [stderr]     |
[INFO] [stderr] 408 | type InsnOutHook = UnicornHook<Box<FnMut(&Unicorn, u32, usize, u32)>>;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Unicorn, u32, usize, u32)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:409:36
[INFO] [stderr]     |
[INFO] [stderr] 409 | type InsnSysHook = UnicornHook<Box<FnMut(&Unicorn)>>;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Unicorn)`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `libunicorn-sys`.
[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] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "1f12bcdda76cf192050e56102bdab725ca6177e027551fd41121c0924d734aef"`
[INFO] running `"docker" "rm" "-f" "1f12bcdda76cf192050e56102bdab725ca6177e027551fd41121c0924d734aef"`
[INFO] [stdout] 1f12bcdda76cf192050e56102bdab725ca6177e027551fd41121c0924d734aef