[INFO] fetching crate donnager 0.1.2...
[INFO] checking donnager-0.1.2 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate donnager 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate donnager 0.1.2 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 donnager 0.1.2
[INFO] finished tweaking crates.io crate donnager 0.1.2
[INFO] tweaked toml for crates.io crate donnager 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate donnager 0.1.2 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.2
[INFO] [stderr]   Downloaded pest v2.5.1
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.83
[INFO] [stderr]   Downloaded cmake v0.1.49
[INFO] [stderr]   Downloaded freetype v0.7.0
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.1
[INFO] [stderr]   Downloaded cxx-build v1.0.83
[INFO] [stderr]   Downloaded wide v0.7.5
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.83
[INFO] [stderr]   Downloaded cxx v1.0.83
[INFO] [stderr]   Downloaded freetype-sys v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d03297881439c7e8ffb3cf9427a868034e1692815f711550d9e9fafefae0375e
[INFO] running `Command { std: "docker" "start" "-a" "d03297881439c7e8ffb3cf9427a868034e1692815f711550d9e9fafefae0375e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d03297881439c7e8ffb3cf9427a868034e1692815f711550d9e9fafefae0375e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03297881439c7e8ffb3cf9427a868034e1692815f711550d9e9fafefae0375e", kill_on_drop: false }`
[INFO] [stdout] d03297881439c7e8ffb3cf9427a868034e1692815f711550d9e9fafefae0375e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4acf40213de36cd85663566df425de0f45380693e4bca141d47c5828c4a71066
[INFO] running `Command { std: "docker" "start" "-a" "4acf40213de36cd85663566df425de0f45380693e4bca141d47c5828c4a71066", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking const-cstr v0.3.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling font-kit v0.11.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4acf40213de36cd85663566df425de0f45380693e4bca141d47c5828c4a71066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4acf40213de36cd85663566df425de0f45380693e4bca141d47c5828c4a71066", kill_on_drop: false }`
[INFO] [stdout] 4acf40213de36cd85663566df425de0f45380693e4bca141d47c5828c4a71066
[INFO] checking donnager-0.1.2 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate donnager 0.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate donnager 0.1.2 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 donnager 0.1.2
[INFO] finished tweaking crates.io crate donnager 0.1.2
[INFO] tweaked toml for crates.io crate donnager 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate donnager 0.1.2 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" "+09bc67b9158392361780e779d32997f14cc75c39" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fced3b3c0ae1b3c056b379ef905cc7743d0624bcd9556ff1091538191bcb687
[INFO] running `Command { std: "docker" "start" "-a" "4fced3b3c0ae1b3c056b379ef905cc7743d0624bcd9556ff1091538191bcb687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fced3b3c0ae1b3c056b379ef905cc7743d0624bcd9556ff1091538191bcb687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fced3b3c0ae1b3c056b379ef905cc7743d0624bcd9556ff1091538191bcb687", kill_on_drop: false }`
[INFO] [stdout] 4fced3b3c0ae1b3c056b379ef905cc7743d0624bcd9556ff1091538191bcb687
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0658bcf48706ce63b923e07c566d351b545d27d47393db4782ba0d27be2077a9
[INFO] running `Command { std: "docker" "start" "-a" "0658bcf48706ce63b923e07c566d351b545d27d47393db4782ba0d27be2077a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking const-cstr v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]    Compiling font-kit v0.11.0
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0658bcf48706ce63b923e07c566d351b545d27d47393db4782ba0d27be2077a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0658bcf48706ce63b923e07c566d351b545d27d47393db4782ba0d27be2077a9", kill_on_drop: false }`
[INFO] [stdout] 0658bcf48706ce63b923e07c566d351b545d27d47393db4782ba0d27be2077a9
