[INFO] fetching crate builder_option_derive 0.1.0...
[INFO] testing builder_option_derive-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate builder_option_derive 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate builder_option_derive 0.1.0
[INFO] finished tweaking crates.io crate builder_option_derive 0.1.0
[INFO] tweaked toml for crates.io crate builder_option_derive 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate builder_option_derive 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97eb3f12d263d254dc42adb37910ddd22272f22f3af2e6f9627437a5f6f7da95
[INFO] running `Command { std: "docker" "start" "-a" "97eb3f12d263d254dc42adb37910ddd22272f22f3af2e6f9627437a5f6f7da95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97eb3f12d263d254dc42adb37910ddd22272f22f3af2e6f9627437a5f6f7da95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97eb3f12d263d254dc42adb37910ddd22272f22f3af2e6f9627437a5f6f7da95", kill_on_drop: false }`
[INFO] [stdout] 97eb3f12d263d254dc42adb37910ddd22272f22f3af2e6f9627437a5f6f7da95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62d520ea792cf156b6a6062a8e538bbe9aecf0b5f5374bb0dbe75c05c2ee396e
[INFO] running `Command { std: "docker" "start" "-a" "62d520ea792cf156b6a6062a8e538bbe9aecf0b5f5374bb0dbe75c05c2ee396e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling builder_option_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `def_site` found for struct `proc_macro2::Span` in the current scope
[INFO] [stdout]    --> src/lib.rs:20:70
[INFO] [stdout]     |
[INFO] [stdout]  20 |     let builder_name = Ident::new(&format!("{}Builder", name), Span::def_site());
[INFO] [stdout]     |                                                                      ^^^^^^^^ function or associated item not found in `proc_macro2::Span`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro2::Span` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro2::Span::call_site
[INFO] [stdout]       proc_macro2::Span::mixed_site
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.101/src/lib.rs:370:5
[INFO] [stdout]     |
[INFO] [stdout] 370 |     pub fn call_site() -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 377 |     pub fn mixed_site() -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `builder_option_derive` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "62d520ea792cf156b6a6062a8e538bbe9aecf0b5f5374bb0dbe75c05c2ee396e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d520ea792cf156b6a6062a8e538bbe9aecf0b5f5374bb0dbe75c05c2ee396e", kill_on_drop: false }`
[INFO] [stdout] 62d520ea792cf156b6a6062a8e538bbe9aecf0b5f5374bb0dbe75c05c2ee396e