[INFO] fetching crate aurum_actors 0.0.1...
[INFO] checking aurum_actors-0.0.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate aurum_actors 0.0.1 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate aurum_actors 0.0.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-86/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62eb59776babcc4401cfc5fb4e672fdc2086d8b133d0e8e78eefcdf11982ce33
[INFO] running `Command { std: "docker" "start" "-a" "62eb59776babcc4401cfc5fb4e672fdc2086d8b133d0e8e78eefcdf11982ce33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62eb59776babcc4401cfc5fb4e672fdc2086d8b133d0e8e78eefcdf11982ce33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62eb59776babcc4401cfc5fb4e672fdc2086d8b133d0e8e78eefcdf11982ce33", kill_on_drop: false }`
[INFO] [stdout] 62eb59776babcc4401cfc5fb4e672fdc2086d8b133d0e8e78eefcdf11982ce33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bd26b505e5960e072ffe59dd788fe8afde6d74a858976b0c87eb2b2bda3292c
[INFO] running `Command { std: "docker" "start" "-a" "4bd26b505e5960e072ffe59dd788fe8afde6d74a858976b0c87eb2b2bda3292c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling unicode-xid v0.2.2
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[INFO] [stderr]     Checking either v1.6.1
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[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]     Checking validator_types v0.14.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.6.0
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[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling aurum_actors_macros v0.0.1
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]    Compiling thiserror v1.0.30
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[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]     Checking num_enum v0.5.4
[INFO] [stderr]     Checking 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: 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "4bd26b505e5960e072ffe59dd788fe8afde6d74a858976b0c87eb2b2bda3292c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd26b505e5960e072ffe59dd788fe8afde6d74a858976b0c87eb2b2bda3292c", kill_on_drop: false }`
[INFO] [stdout] 4bd26b505e5960e072ffe59dd788fe8afde6d74a858976b0c87eb2b2bda3292c