[INFO] fetching crate dmx-struct 0.1.0...
[INFO] testing dmx-struct-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dmx-struct 0.1.0 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate dmx-struct 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dmx-struct 0.1.0
[INFO] finished tweaking crates.io crate dmx-struct 0.1.0
[INFO] tweaked toml for crates.io crate dmx-struct 0.1.0 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 707444e1c28f3aa2f37f77b4619093b1f80151af52e25409e0dd5d0416291aeb
[INFO] running `Command { std: "docker" "start" "-a" "707444e1c28f3aa2f37f77b4619093b1f80151af52e25409e0dd5d0416291aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "707444e1c28f3aa2f37f77b4619093b1f80151af52e25409e0dd5d0416291aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707444e1c28f3aa2f37f77b4619093b1f80151af52e25409e0dd5d0416291aeb", kill_on_drop: false }`
[INFO] [stdout] 707444e1c28f3aa2f37f77b4619093b1f80151af52e25409e0dd5d0416291aeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc57828ac0c1d4af3063f18e7fcdbfa7c4bbf76c33fe8f663af083f74b0f33ad
[INFO] running `Command { std: "docker" "start" "-a" "dc57828ac0c1d4af3063f18e7fcdbfa7c4bbf76c33fe8f663af083f74b0f33ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling dmx-struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "dc57828ac0c1d4af3063f18e7fcdbfa7c4bbf76c33fe8f663af083f74b0f33ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc57828ac0c1d4af3063f18e7fcdbfa7c4bbf76c33fe8f663af083f74b0f33ad", kill_on_drop: false }`
[INFO] [stdout] dc57828ac0c1d4af3063f18e7fcdbfa7c4bbf76c33fe8f663af083f74b0f33ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dfded64e2629be9b5f663c407b87f993a332bb39b1e14a81c9eaa7d8261aa12
[INFO] running `Command { std: "docker" "start" "-a" "7dfded64e2629be9b5f663c407b87f993a332bb39b1e14a81c9eaa7d8261aa12", kill_on_drop: false }`
[INFO] [stderr]    Compiling dmx-struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `doc_test`
[INFO] [stdout]   --> src/lib.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | mod doc_test;
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `doc_test`, create file "src/doc_test.rs" or "src/doc_test/mod.rs"
[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 E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dmx-struct` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7dfded64e2629be9b5f663c407b87f993a332bb39b1e14a81c9eaa7d8261aa12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dfded64e2629be9b5f663c407b87f993a332bb39b1e14a81c9eaa7d8261aa12", kill_on_drop: false }`
[INFO] [stdout] 7dfded64e2629be9b5f663c407b87f993a332bb39b1e14a81c9eaa7d8261aa12