[INFO] fetching crate config_struct 0.5.0...
[INFO] checking config_struct-0.5.0 against beta for pr-78714
[INFO] extracting crate config_struct 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate config_struct 0.5.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate config_struct 0.5.0
[INFO] finished tweaking crates.io crate config_struct 0.5.0
[INFO] tweaked toml for crates.io crate config_struct 0.5.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a9e0be2c04950a2b5f0937b3a9c9211a35f63cc0aad84d9eb25739b340b55fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5a9e0be2c04950a2b5f0937b3a9c9211a35f63cc0aad84d9eb25739b340b55fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a9e0be2c04950a2b5f0937b3a9c9211a35f63cc0aad84d9eb25739b340b55fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9e0be2c04950a2b5f0937b3a9c9211a35f63cc0aad84d9eb25739b340b55fd", kill_on_drop: false }`
[INFO] [stdout] 5a9e0be2c04950a2b5f0937b3a9c9211a35f63cc0aad84d9eb25739b340b55fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 897295e64a32ac9f48c81434bf131e1f50dc9f4b126385c8b7350fe302a46016
[INFO] running `Command { std: "docker" "start" "-a" "897295e64a32ac9f48c81434bf131e1f50dc9f4b126385c8b7350fe302a46016", kill_on_drop: false }`
[INFO] [stderr]     Checking serde_test v1.0.117
[INFO] [stderr]     Checking linear-map v1.2.0
[INFO] [stderr]     Checking config_struct v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no variant or associated item named `Json` found for enum `Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (Format::Json, r#"{"number": 100.5}"#),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Ron` found for enum `Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:58:18
[INFO] [stdout]    |
[INFO] [stdout] 58 |         (Format::Ron, "(number: 100.5)"),
[INFO] [stdout]    |                  ^^^ variant or associated item not found in `Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Yaml` found for enum `Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |         (Format::Yaml, "number: 100.5"),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Json` found for enum `Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:64:18
[INFO] [stdout]    |
[INFO] [stdout] 64 |         (Format::Json, r#"{"number": 100}"#),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Ron` found for enum `Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:65:18
[INFO] [stdout]    |
[INFO] [stdout] 65 |         (Format::Ron, "(number: 100)"),
[INFO] [stdout]    |                  ^^^ variant or associated item not found in `Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Yaml` found for enum `Format` in the current scope
[INFO] [stdout]   --> tests/number_size_tests.rs:67:18
[INFO] [stdout]    |
[INFO] [stdout] 67 |         (Format::Yaml, "number: 100"),
[INFO] [stdout]    |                  ^^^^ variant or associated item not found in `Format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `config_struct`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "897295e64a32ac9f48c81434bf131e1f50dc9f4b126385c8b7350fe302a46016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "897295e64a32ac9f48c81434bf131e1f50dc9f4b126385c8b7350fe302a46016", kill_on_drop: false }`
[INFO] [stdout] 897295e64a32ac9f48c81434bf131e1f50dc9f4b126385c8b7350fe302a46016