[INFO] fetching crate imgui-ext-derive 0.3.0...
[INFO] checking imgui-ext-derive-0.3.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate imgui-ext-derive 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate imgui-ext-derive 0.3.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imgui-ext-derive 0.3.0
[INFO] finished tweaking crates.io crate imgui-ext-derive 0.3.0
[INFO] tweaked toml for crates.io crate imgui-ext-derive 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39cd42b38e9a8ec57edd3127acd7a5c1f452352263abea06316812eca67f202b
[INFO] running `Command { std: "docker" "start" "-a" "39cd42b38e9a8ec57edd3127acd7a5c1f452352263abea06316812eca67f202b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39cd42b38e9a8ec57edd3127acd7a5c1f452352263abea06316812eca67f202b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39cd42b38e9a8ec57edd3127acd7a5c1f452352263abea06316812eca67f202b", kill_on_drop: false }`
[INFO] [stdout] 39cd42b38e9a8ec57edd3127acd7a5c1f452352263abea06316812eca67f202b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8003447fe2a7d21738451d0df04398a88191bc4a6fd82a23f94bcdfcc4ffdce
[INFO] running `Command { std: "docker" "start" "-a" "c8003447fe2a7d21738451d0df04398a88191bc4a6fd82a23f94bcdfcc4ffdce", kill_on_drop: false }`
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking libc v0.2.154
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking imgui-ext-derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/error.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::export::Span;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/error.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::export::Span;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `and_then` exists for enum `Result<Meta, Error>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/lib.rs:120:26
[INFO] [stdout]     |
[INFO] [stdout] 117 |                       let tags = attr
[INFO] [stdout]     |  ________________________________-
[INFO] [stdout] 118 | |                         .parse_meta() // -> Meta
[INFO] [stdout] 119 | |                         .map_err(|_| Error::new(ErrorKind::ParseError, attr.span()))
[INFO] [stdout] 120 | |                         .and_then(parser::parse_meta); // -> Result<Vec<Tag>>
[INFO] [stdout]     | |                         -^^^^^^^^ method cannot be called on `Result<Meta, Error>` due to unsatisfied trait bounds
[INFO] [stdout]     | |_________________________|
[INFO] [stdout]     | 
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/error.rs:41:1
[INFO] [stdout]     |
[INFO] [stdout] 41  |   pub struct Error {
[INFO] [stdout]     |   ---------------- doesn't satisfy `error::Error: Sized`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `{type error}: Sized`
[INFO] [stdout]             which is required by `error::Error: Sized`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `and_then` exists for enum `Result<Meta, Error>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/lib.rs:120:26
[INFO] [stdout]     |
[INFO] [stdout] 117 |                       let tags = attr
[INFO] [stdout]     |  ________________________________-
[INFO] [stdout] 118 | |                         .parse_meta() // -> Meta
[INFO] [stdout] 119 | |                         .map_err(|_| Error::new(ErrorKind::ParseError, attr.span()))
[INFO] [stdout] 120 | |                         .and_then(parser::parse_meta); // -> Result<Vec<Tag>>
[INFO] [stdout]     | |                         -^^^^^^^^ method cannot be called on `Result<Meta, Error>` due to unsatisfied trait bounds
[INFO] [stdout]     | |_________________________|
[INFO] [stdout]     | 
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/error.rs:41:1
[INFO] [stdout]     |
[INFO] [stdout] 41  |   pub struct Error {
[INFO] [stdout]     |   ---------------- doesn't satisfy `error::Error: Sized`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `{type error}: Sized`
[INFO] [stdout]             which is required by `error::Error: Sized`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `imgui-ext-derive` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `imgui-ext-derive` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "c8003447fe2a7d21738451d0df04398a88191bc4a6fd82a23f94bcdfcc4ffdce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8003447fe2a7d21738451d0df04398a88191bc4a6fd82a23f94bcdfcc4ffdce", kill_on_drop: false }`
[INFO] [stdout] c8003447fe2a7d21738451d0df04398a88191bc4a6fd82a23f94bcdfcc4ffdce
