[INFO] fetching crate yui_derive 0.1.6...
[INFO] testing yui_derive-0.1.6 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate yui_derive 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate yui_derive 0.1.6
[INFO] finished tweaking crates.io crate yui_derive 0.1.6
[INFO] tweaked toml for crates.io crate yui_derive 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yui_derive 0.1.6 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.3.3 (available: v0.5.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yui_internal v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba4b9dfeff20ec58d90f9f8fd5ce3ccd3384e6fb86e4edb1f3576e77edb0e28c
[INFO] running `Command { std: "docker" "start" "-a" "ba4b9dfeff20ec58d90f9f8fd5ce3ccd3384e6fb86e4edb1f3576e77edb0e28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba4b9dfeff20ec58d90f9f8fd5ce3ccd3384e6fb86e4edb1f3576e77edb0e28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4b9dfeff20ec58d90f9f8fd5ce3ccd3384e6fb86e4edb1f3576e77edb0e28c", kill_on_drop: false }`
[INFO] [stdout] ba4b9dfeff20ec58d90f9f8fd5ce3ccd3384e6fb86e4edb1f3576e77edb0e28c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5fa9269e3ce18aaea3a7c26806d95feb01d503b35615ec23f9aed99972470c3
[INFO] running `Command { std: "docker" "start" "-a" "c5fa9269e3ce18aaea3a7c26806d95feb01d503b35615ec23f9aed99972470c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling yui_internal v0.1.5
[INFO] [stdout] error[E0433]: failed to resolve: could not find `export` in `syn`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/yui_internal-0.1.5/src/helper.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::export::fmt::Display;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yui_internal` (lib) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c5fa9269e3ce18aaea3a7c26806d95feb01d503b35615ec23f9aed99972470c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5fa9269e3ce18aaea3a7c26806d95feb01d503b35615ec23f9aed99972470c3", kill_on_drop: false }`
[INFO] [stdout] c5fa9269e3ce18aaea3a7c26806d95feb01d503b35615ec23f9aed99972470c3