[INFO] fetching crate aurum_actors 0.0.1...
[INFO] testing aurum_actors-0.0.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate aurum_actors 0.0.1 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate aurum_actors 0.0.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aurum_actors 0.0.1
[INFO] finished tweaking crates.io crate aurum_actors 0.0.1
[INFO] tweaked toml for crates.io crate aurum_actors 0.0.1 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8165c7fef62f25d5c2a8da4793656458be28781482f70c487e0cde8adcb695fb
[INFO] running `Command { std: "docker" "start" "-a" "8165c7fef62f25d5c2a8da4793656458be28781482f70c487e0cde8adcb695fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8165c7fef62f25d5c2a8da4793656458be28781482f70c487e0cde8adcb695fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8165c7fef62f25d5c2a8da4793656458be28781482f70c487e0cde8adcb695fb", kill_on_drop: false }`
[INFO] [stdout] 8165c7fef62f25d5c2a8da4793656458be28781482f70c487e0cde8adcb695fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a03b1779280aed841f29cdebd906d612e334e18df786ea9c8a194bb7da85207
[INFO] running `Command { std: "docker" "start" "-a" "3a03b1779280aed841f29cdebd906d612e334e18df786ea9c8a194bb7da85207", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling archery v0.4.0
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling wyhash v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling nalgebra v0.19.0
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling validator_types v0.14.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling aurum_actors_macros v0.0.1
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]    Compiling statrs v0.13.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling rpds v0.9.0
[INFO] [stderr]    Compiling validator v0.14.0
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]    Compiling num_enum v0.5.4
[INFO] [stderr]    Compiling aurum_actors v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/core/packets.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     &slice[..DatagramHeader::SIZE].copy_from_slice(&header_buf[..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let _ = &slice[..DatagramHeader::SIZE].copy_from_slice(&header_buf[..]);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.21s
[INFO] running `Command { std: "docker" "inspect" "3a03b1779280aed841f29cdebd906d612e334e18df786ea9c8a194bb7da85207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a03b1779280aed841f29cdebd906d612e334e18df786ea9c8a194bb7da85207", kill_on_drop: false }`
[INFO] [stdout] 3a03b1779280aed841f29cdebd906d612e334e18df786ea9c8a194bb7da85207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 012d7a31e48062fb60ace5753e3b5f31f7f8c07e0a1bf59240a0b3fbd7cf517e
[INFO] running `Command { std: "docker" "start" "-a" "012d7a31e48062fb60ace5753e3b5f31f7f8c07e0a1bf59240a0b3fbd7cf517e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling aurum_actors v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/core/packets.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     &slice[..DatagramHeader::SIZE].copy_from_slice(&header_buf[..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let _ = &slice[..DatagramHeader::SIZE].copy_from_slice(&header_buf[..]);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/core/packets.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     &slice[..DatagramHeader::SIZE].copy_from_slice(&header_buf[..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let _ = &slice[..DatagramHeader::SIZE].copy_from_slice(&header_buf[..]);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aurum_actors`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name devices_test --edition=2018 tests/devices-test.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=205b2e97f52a854d -C extra-filename=-205b2e97f52a854d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-d7fb65c29a022f39.so --extern aurum_actors=/opt/rustwide/target/debug/deps/libaurum_actors-245723575d46eb06.rlib --extern aurum_actors_macros=/opt/rustwide/target/debug/deps/libaurum_actors_macros-ab0aa718756402a3.so --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-6e197abedce89796.rlib --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-b110c745807e4afd.rlib --extern im=/opt/rustwide/target/debug/deps/libim-23715255b859af0d.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-9ade512e5033c232.rlib --extern linked_hash_map=/opt/rustwide/target/debug/deps/liblinked_hash_map-ea264b62bc2c9c07.rlib --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-f87334d4ddfcf750.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-f58efe109b9782ba.rlib --extern num_enum=/opt/rustwide/target/debug/deps/libnum_enum-3bfaf8b1d14472a7.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-ab516a0f0b3e0d20.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-14c9280df2ad45f4.rlib --extern rpds=/opt/rustwide/target/debug/deps/librpds-40195b05b2a38e20.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-ec72001d2af6ffc7.rlib --extern serde_cbor=/opt/rustwide/target/debug/deps/libserde_cbor-16c85255aab4e895.rlib --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-1fbe5b6a2871d455.rlib --extern statrs=/opt/rustwide/target/debug/deps/libstatrs-f6243a616e55148d.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-d70a394e4ee0e795.rlib --extern tokio_test=/opt/rustwide/target/debug/deps/libtokio_test-962c2120d9225860.rlib --extern validator=/opt/rustwide/target/debug/deps/libvalidator-98dffa4026a86a53.rlib --extern wyhash=/opt/rustwide/target/debug/deps/libwyhash-eaab536e654b0a20.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "012d7a31e48062fb60ace5753e3b5f31f7f8c07e0a1bf59240a0b3fbd7cf517e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "012d7a31e48062fb60ace5753e3b5f31f7f8c07e0a1bf59240a0b3fbd7cf517e", kill_on_drop: false }`
[INFO] [stdout] 012d7a31e48062fb60ace5753e3b5f31f7f8c07e0a1bf59240a0b3fbd7cf517e