[INFO] fetching crate winit-block-on 0.2.1...
[INFO] testing winit-block-on-0.2.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate winit-block-on 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate winit-block-on 0.2.1
[INFO] finished tweaking crates.io crate winit-block-on 0.2.1
[INFO] tweaked toml for crates.io crate winit-block-on 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate winit-block-on 0.2.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate winit-block-on 0.2.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2013c3966de895d45aa54f8a1309bdd0e25e078175cc4db9ecd61fd56241b817
[INFO] running `Command { std: "docker" "start" "-a" "2013c3966de895d45aa54f8a1309bdd0e25e078175cc4db9ecd61fd56241b817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2013c3966de895d45aa54f8a1309bdd0e25e078175cc4db9ecd61fd56241b817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2013c3966de895d45aa54f8a1309bdd0e25e078175cc4db9ecd61fd56241b817", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0be7efbbd4fa514a84e3a2e17c83762629f9e3c8210cb2db3feb2c4ef35af2f
[INFO] running `Command { std: "docker" "start" "-a" "e0be7efbbd4fa514a84e3a2e17c83762629f9e3c8210cb2db3feb2c4ef35af2f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "e0be7efbbd4fa514a84e3a2e17c83762629f9e3c8210cb2db3feb2c4ef35af2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0be7efbbd4fa514a84e3a2e17c83762629f9e3c8210cb2db3feb2c4ef35af2f", kill_on_drop: false }`
[INFO] [stdout] e0be7efbbd4fa514a84e3a2e17c83762629f9e3c8210cb2db3feb2c4ef35af2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40d6653e13f5577ae82d2da1694dc1f1323182e4dca14bf2ae801103c3b57f93
[INFO] running `Command { std: "docker" "start" "-a" "40d6653e13f5577ae82d2da1694dc1f1323182e4dca14bf2ae801103c3b57f93", kill_on_drop: false }`
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[INFO] [stderr]    Compiling winit-block-on v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0464]: multiple candidates for `rlib` dependency `winit` found
[INFO] [stdout]   --> src/run_return.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use winit::event::Event;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: candidate #1: /opt/rustwide/target/debug/deps/libwinit-0f23a59ea615a4d1.rlib
[INFO] [stdout]    = note: candidate #2: /opt/rustwide/target/debug/deps/libwinit-2f36167e45cc4ee7.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0464`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `winit-block-on` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `softbuffer`
[INFO] [stdout]   --> examples/networking.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | use softbuffer::{Context, Surface};
[INFO] [stdout]    |     ^^^^^^^^^^ use of unresolved module or unlinked crate `softbuffer`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `softbuffer`, use `cargo add softbuffer` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `winit-block-on` (example "networking") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "40d6653e13f5577ae82d2da1694dc1f1323182e4dca14bf2ae801103c3b57f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d6653e13f5577ae82d2da1694dc1f1323182e4dca14bf2ae801103c3b57f93", kill_on_drop: false }`
[INFO] [stdout] 40d6653e13f5577ae82d2da1694dc1f1323182e4dca14bf2ae801103c3b57f93
