[INFO] fetching crate sqa-engine 0.4.0...
[INFO] checking sqa-engine-0.4.0 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate sqa-engine 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sqa-engine 0.4.0 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sqa-engine 0.4.0
[INFO] finished tweaking crates.io crate sqa-engine 0.4.0
[INFO] tweaked toml for crates.io crate sqa-engine 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5313031bafe67e9ab5f7a6f522d4eedf89dcd1d305582124b93fbc08b06866e
[INFO] running `Command { std: "docker" "start" "-a" "d5313031bafe67e9ab5f7a6f522d4eedf89dcd1d305582124b93fbc08b06866e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5313031bafe67e9ab5f7a6f522d4eedf89dcd1d305582124b93fbc08b06866e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5313031bafe67e9ab5f7a6f522d4eedf89dcd1d305582124b93fbc08b06866e", kill_on_drop: false }`
[INFO] [stdout] d5313031bafe67e9ab5f7a6f522d4eedf89dcd1d305582124b93fbc08b06866e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b39005781bbd7275ad127ab7badd96a2de1ed609fbf310be2708eb6e352d5496
[INFO] running `Command { std: "docker" "start" "-a" "b39005781bbd7275ad127ab7badd96a2de1ed609fbf310be2708eb6e352d5496", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking nodrop-union v0.1.11
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking bounded-spsc-queue v0.4.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stdout] error[E0740]: unions may not contain fields that need dropping
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nodrop-union-0.1.11/src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     value: T,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `std::mem::ManuallyDrop` can be used to wrap the type
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nodrop-union-0.1.11/src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     value: T,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0740`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nodrop-union`
[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 `Command { std: "docker" "inspect" "b39005781bbd7275ad127ab7badd96a2de1ed609fbf310be2708eb6e352d5496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b39005781bbd7275ad127ab7badd96a2de1ed609fbf310be2708eb6e352d5496", kill_on_drop: false }`
[INFO] [stdout] b39005781bbd7275ad127ab7badd96a2de1ed609fbf310be2708eb6e352d5496