[INFO] fetching crate hot-lib-reloader-macro 0.7.0...
[INFO] checking hot-lib-reloader-macro-0.7.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate hot-lib-reloader-macro 0.7.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate hot-lib-reloader-macro 0.7.0
[INFO] finished tweaking crates.io crate hot-lib-reloader-macro 0.7.0
[INFO] tweaked toml for crates.io crate hot-lib-reloader-macro 0.7.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hot-lib-reloader-macro 0.7.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hot-lib-reloader-macro 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cf727a869dfbc9c94b5fc409b377224e781b8b740efa9b49f36ac0a2ded9332
[INFO] running `Command { std: "docker" "start" "-a" "7cf727a869dfbc9c94b5fc409b377224e781b8b740efa9b49f36ac0a2ded9332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cf727a869dfbc9c94b5fc409b377224e781b8b740efa9b49f36ac0a2ded9332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf727a869dfbc9c94b5fc409b377224e781b8b740efa9b49f36ac0a2ded9332", kill_on_drop: false }`
[INFO] [stdout] 7cf727a869dfbc9c94b5fc409b377224e781b8b740efa9b49f36ac0a2ded9332
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0013b85419625db695b04a38f90bb9f4f6286e69f5b00047d027c87601e0d3bc
[INFO] running `Command { std: "docker" "start" "-a" "0013b85419625db695b04a38f90bb9f4f6286e69f5b00047d027c87601e0d3bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking hot-lib-reloader-macro v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `try_conversion` is never used
[INFO] [stdout]   --> src/lib_reloader/mod.rs:76:19
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl PendingLibReloaderDefinition {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] 76 |     pub(crate) fn try_conversion(self, span: Span) -> Result<LibReloaderDefinition> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_bevy_system_functions` is never used
[INFO] [stdout]  --> src/lib_reloader/bevy_system_functions.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) fn generate_bevy_system_functions(
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_lib_reloader_struct` is never used
[INFO] [stdout]  --> src/lib_reloader/generate_libreloader_struct.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn generate_lib_reloader_struct(
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_field` is never used
[INFO] [stdout]   --> src/lib_reloader/parse_definition.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) fn parse_field(
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LibReloaderDefinition` is never constructed
[INFO] [stdout]  --> src/lib_reloader/types.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) struct LibReloaderDefinition {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PendingLibReloaderDefinition` is never constructed
[INFO] [stdout]   --> src/lib_reloader/types.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct PendingLibReloaderDefinition {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Field` is never used
[INFO] [stdout]   --> src/lib_reloader/types.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) enum Field {
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_conversion` is never used
[INFO] [stdout]   --> src/lib_reloader/mod.rs:76:19
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl PendingLibReloaderDefinition {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] 76 |     pub(crate) fn try_conversion(self, span: Span) -> Result<LibReloaderDefinition> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_bevy_system_functions` is never used
[INFO] [stdout]  --> src/lib_reloader/bevy_system_functions.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) fn generate_bevy_system_functions(
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_lib_reloader_struct` is never used
[INFO] [stdout]  --> src/lib_reloader/generate_libreloader_struct.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn generate_lib_reloader_struct(
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_impl_method_to_call_lib_function` is never used
[INFO] [stdout]   --> src/lib_reloader/generate_libreloader_struct.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn generate_impl_method_to_call_lib_function(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_field` is never used
[INFO] [stdout]   --> src/lib_reloader/parse_definition.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) fn parse_field(
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LibReloaderDefinition` is never constructed
[INFO] [stdout]  --> src/lib_reloader/types.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) struct LibReloaderDefinition {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PendingLibReloaderDefinition` is never constructed
[INFO] [stdout]   --> src/lib_reloader/types.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct PendingLibReloaderDefinition {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Field` is never used
[INFO] [stdout]   --> src/lib_reloader/types.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) enum Field {
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_conversion` is never used
[INFO] [stdout]   --> src/lib_reloader/mod.rs:76:19
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl PendingLibReloaderDefinition {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] 76 |     pub(crate) fn try_conversion(self, span: Span) -> Result<LibReloaderDefinition> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_bevy_system_functions` is never used
[INFO] [stdout]  --> src/lib_reloader/bevy_system_functions.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) fn generate_bevy_system_functions(
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_lib_reloader_struct` is never used
[INFO] [stdout]  --> src/lib_reloader/generate_libreloader_struct.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn generate_lib_reloader_struct(
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_impl_method_to_call_lib_function` is never used
[INFO] [stdout]   --> src/lib_reloader/generate_libreloader_struct.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn generate_impl_method_to_call_lib_function(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_field` is never used
[INFO] [stdout]   --> src/lib_reloader/parse_definition.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) fn parse_field(
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LibReloaderDefinition` is never constructed
[INFO] [stdout]  --> src/lib_reloader/types.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) struct LibReloaderDefinition {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PendingLibReloaderDefinition` is never constructed
[INFO] [stdout]   --> src/lib_reloader/types.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct PendingLibReloaderDefinition {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Field` is never used
[INFO] [stdout]   --> src/lib_reloader/types.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) enum Field {
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `syn::File` doesn't implement `Debug`
[INFO] [stdout]  --> examples/syn-test.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         dbg!(ast);
[INFO] [stdout]   |         ^^^^^^^^^ the trait `Debug` is not implemented for `syn::File`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hot-lib-reloader-macro` (example "syn-test") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0013b85419625db695b04a38f90bb9f4f6286e69f5b00047d027c87601e0d3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0013b85419625db695b04a38f90bb9f4f6286e69f5b00047d027c87601e0d3bc", kill_on_drop: false }`
[INFO] [stdout] 0013b85419625db695b04a38f90bb9f4f6286e69f5b00047d027c87601e0d3bc