[INFO] fetching crate cursion 0.1.0...
[INFO] checking cursion-0.1.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate cursion 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cursion 0.1.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursion 0.1.0
[INFO] finished tweaking crates.io crate cursion 0.1.0
[INFO] tweaked toml for crates.io crate cursion 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enumset_derive v0.4.4
[INFO] [stderr]   Downloaded enumset v0.4.5
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 743ed586a7b70e4e38cc1bbb1284b3be789dc77dbe3250536aaef9ccb0de5578
[INFO] running `Command { std: "docker" "start" "-a" "743ed586a7b70e4e38cc1bbb1284b3be789dc77dbe3250536aaef9ccb0de5578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "743ed586a7b70e4e38cc1bbb1284b3be789dc77dbe3250536aaef9ccb0de5578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "743ed586a7b70e4e38cc1bbb1284b3be789dc77dbe3250536aaef9ccb0de5578", kill_on_drop: false }`
[INFO] [stdout] 743ed586a7b70e4e38cc1bbb1284b3be789dc77dbe3250536aaef9ccb0de5578
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75e47d70faecc6fb5f7d12861402c593b850fc36492d3c1889de829c083a195c
[INFO] running `Command { std: "docker" "start" "-a" "75e47d70faecc6fb5f7d12861402c593b850fc36492d3c1889de829c083a195c", kill_on_drop: false }`
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.4
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/enumset_derive-0.4.4/src/lib.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | use syn::export::Span;
[INFO] [stdout]    |          ^^^^^^ could not find `export` in `syn`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enumset_derive` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "75e47d70faecc6fb5f7d12861402c593b850fc36492d3c1889de829c083a195c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e47d70faecc6fb5f7d12861402c593b850fc36492d3c1889de829c083a195c", kill_on_drop: false }`
[INFO] [stdout] 75e47d70faecc6fb5f7d12861402c593b850fc36492d3c1889de829c083a195c
[INFO] checking cursion-0.1.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate cursion 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate cursion 0.1.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursion 0.1.0
[INFO] finished tweaking crates.io crate cursion 0.1.0
[INFO] tweaked toml for crates.io crate cursion 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04b90ae2c20bf921242bf1fb3ae018bdb3d0eb023b3d0682a54c4e98b397b698
[INFO] running `Command { std: "docker" "start" "-a" "04b90ae2c20bf921242bf1fb3ae018bdb3d0eb023b3d0682a54c4e98b397b698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04b90ae2c20bf921242bf1fb3ae018bdb3d0eb023b3d0682a54c4e98b397b698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b90ae2c20bf921242bf1fb3ae018bdb3d0eb023b3d0682a54c4e98b397b698", kill_on_drop: false }`
[INFO] [stdout] 04b90ae2c20bf921242bf1fb3ae018bdb3d0eb023b3d0682a54c4e98b397b698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b04805f1df76a2bc4403350569a840d43c8cec6a87715a27b82b2dd1e67c2d1d
[INFO] running `Command { std: "docker" "start" "-a" "b04805f1df76a2bc4403350569a840d43c8cec6a87715a27b82b2dd1e67c2d1d", kill_on_drop: false }`
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.4
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/enumset_derive-0.4.4/src/lib.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | use syn::export::Span;
[INFO] [stdout]    |          ^^^^^^ could not find `export` in `syn`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enumset_derive` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b04805f1df76a2bc4403350569a840d43c8cec6a87715a27b82b2dd1e67c2d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b04805f1df76a2bc4403350569a840d43c8cec6a87715a27b82b2dd1e67c2d1d", kill_on_drop: false }`
[INFO] [stdout] b04805f1df76a2bc4403350569a840d43c8cec6a87715a27b82b2dd1e67c2d1d
