[INFO] fetching crate rovv 0.2.1...
[INFO] testing rovv-0.2.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate rovv 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate rovv 0.2.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rovv 0.2.1
[INFO] finished tweaking crates.io crate rovv 0.2.1
[INFO] tweaked toml for crates.io crate rovv 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lens-rs v0.3.2
[INFO] [stderr]   Downloaded cmdline_words_parser v0.2.1
[INFO] [stderr]   Downloaded pals v0.1.2
[INFO] [stderr]   Downloaded lens-rs_generator v0.1.2
[INFO] [stderr]   Downloaded rovv_derive v0.2.0
[INFO] [stderr]   Downloaded escape8259 v0.5.2
[INFO] [stderr]   Downloaded lens-rs_derive v0.3.2
[INFO] [stderr]   Downloaded utf16_reader v0.1.0
[INFO] [stderr]   Downloaded trees v0.4.2
[INFO] [stderr]   Downloaded inwelling v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5efad652747d7736e6d7891ebf28c6a84157c775a92ddd2e6b8e6505c64faee9
[INFO] running `Command { std: "docker" "start" "-a" "5efad652747d7736e6d7891ebf28c6a84157c775a92ddd2e6b8e6505c64faee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5efad652747d7736e6d7891ebf28c6a84157c775a92ddd2e6b8e6505c64faee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5efad652747d7736e6d7891ebf28c6a84157c775a92ddd2e6b8e6505c64faee9", kill_on_drop: false }`
[INFO] [stdout] 5efad652747d7736e6d7891ebf28c6a84157c775a92ddd2e6b8e6505c64faee9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b8815e0930a7d6685091e052686120c3b428d9c358e93416cd741163adf57aa
[INFO] running `Command { std: "docker" "start" "-a" "2b8815e0930a7d6685091e052686120c3b428d9c358e93416cd741163adf57aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling trees v0.4.2
[INFO] [stderr]    Compiling cmdline_words_parser v0.2.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling escape8259 v0.5.2
[INFO] [stderr]    Compiling pals v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling pest v2.7.6
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling rovv_derive v0.2.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling cargo-platform v0.1.6
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]    Compiling inwelling v0.3.0
[INFO] [stderr]    Compiling lens-rs_generator v0.1.2
[INFO] [stderr]    Compiling rovv v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> build.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |             if let Some(syntax) = syn::parse_file(&contents) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^   -------------------------- this expression has type `Result<syn::File, syn::Error>`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    expected `Result<File, Error>`, found `Option<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Result<syn::File, syn::Error>`
[INFO] [stdout]               found enum `Option<_>`
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rovv` (build script) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2b8815e0930a7d6685091e052686120c3b428d9c358e93416cd741163adf57aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b8815e0930a7d6685091e052686120c3b428d9c358e93416cd741163adf57aa", kill_on_drop: false }`
[INFO] [stdout] 2b8815e0930a7d6685091e052686120c3b428d9c358e93416cd741163adf57aa
[INFO] testing rovv-0.2.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate rovv 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate rovv 0.2.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rovv 0.2.1
[INFO] finished tweaking crates.io crate rovv 0.2.1
[INFO] tweaked toml for crates.io crate rovv 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45358c9993fc8a2bddb2834e4b5255c3c7914fcc5a55453ad1cc4e162527c10b
[INFO] running `Command { std: "docker" "start" "-a" "45358c9993fc8a2bddb2834e4b5255c3c7914fcc5a55453ad1cc4e162527c10b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45358c9993fc8a2bddb2834e4b5255c3c7914fcc5a55453ad1cc4e162527c10b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45358c9993fc8a2bddb2834e4b5255c3c7914fcc5a55453ad1cc4e162527c10b", kill_on_drop: false }`
[INFO] [stdout] 45358c9993fc8a2bddb2834e4b5255c3c7914fcc5a55453ad1cc4e162527c10b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b79c436a1d40d893a41e70563c137265652961f73d5c2aae5cefd232f6b165f
[INFO] running `Command { std: "docker" "start" "-a" "2b79c436a1d40d893a41e70563c137265652961f73d5c2aae5cefd232f6b165f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling trees v0.4.2
[INFO] [stderr]    Compiling cmdline_words_parser v0.2.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling escape8259 v0.5.2
[INFO] [stderr]    Compiling pals v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling pest v2.7.6
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling rovv_derive v0.2.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling cargo-platform v0.1.6
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]    Compiling inwelling v0.3.0
[INFO] [stderr]    Compiling lens-rs_generator v0.1.2
[INFO] [stderr]    Compiling rovv v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> build.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |             if let Some(syntax) = syn::parse_file(&contents) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^   -------------------------- this expression has type `Result<syn::File, syn::Error>`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    expected `Result<File, Error>`, found `Option<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Result<syn::File, syn::Error>`
[INFO] [stdout]               found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rovv` (build script) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2b79c436a1d40d893a41e70563c137265652961f73d5c2aae5cefd232f6b165f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b79c436a1d40d893a41e70563c137265652961f73d5c2aae5cefd232f6b165f", kill_on_drop: false }`
[INFO] [stdout] 2b79c436a1d40d893a41e70563c137265652961f73d5c2aae5cefd232f6b165f
