[INFO] fetching crate dart-sdk-sys 2.12.4...
[INFO] testing dart-sdk-sys-2.12.4 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate dart-sdk-sys 2.12.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dart-sdk-sys 2.12.4 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dart-sdk-sys 2.12.4
[INFO] finished tweaking crates.io crate dart-sdk-sys 2.12.4
[INFO] tweaked toml for crates.io crate dart-sdk-sys 2.12.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bindgen v0.57.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f64f93431b976fb0f555f054e022f58a7c8c881c0458f9611b7fc6dbedd6b91
[INFO] running `Command { std: "docker" "start" "-a" "1f64f93431b976fb0f555f054e022f58a7c8c881c0458f9611b7fc6dbedd6b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f64f93431b976fb0f555f054e022f58a7c8c881c0458f9611b7fc6dbedd6b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f64f93431b976fb0f555f054e022f58a7c8c881c0458f9611b7fc6dbedd6b91", kill_on_drop: false }`
[INFO] [stdout] 1f64f93431b976fb0f555f054e022f58a7c8c881c0458f9611b7fc6dbedd6b91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de3e454cfd99e8fadcb0ead54fc6950a492f6060755673dddab1497f4fa5cf94
[INFO] running `Command { std: "docker" "start" "-a" "de3e454cfd99e8fadcb0ead54fc6950a492f6060755673dddab1497f4fa5cf94", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling dart-sdk-sys v2.12.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "de3e454cfd99e8fadcb0ead54fc6950a492f6060755673dddab1497f4fa5cf94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de3e454cfd99e8fadcb0ead54fc6950a492f6060755673dddab1497f4fa5cf94", kill_on_drop: false }`
[INFO] [stdout] de3e454cfd99e8fadcb0ead54fc6950a492f6060755673dddab1497f4fa5cf94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea14f6d9fc49b09d61d8397132fe0f24962608d6dc3b8d5ee8a1d08e4f82e9ef
[INFO] running `Command { std: "docker" "start" "-a" "ea14f6d9fc49b09d61d8397132fe0f24962608d6dc3b8d5ee8a1d08e4f82e9ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling dart-sdk-sys v2.12.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "ea14f6d9fc49b09d61d8397132fe0f24962608d6dc3b8d5ee8a1d08e4f82e9ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea14f6d9fc49b09d61d8397132fe0f24962608d6dc3b8d5ee8a1d08e4f82e9ef", kill_on_drop: false }`
[INFO] [stdout] ea14f6d9fc49b09d61d8397132fe0f24962608d6dc3b8d5ee8a1d08e4f82e9ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b21c766c231199c884a155a82a6450bd3993f8dca18343260818fbf77dd7c2a
[INFO] running `Command { std: "docker" "start" "-a" "1b21c766c231199c884a155a82a6450bd3993f8dca18343260818fbf77dd7c2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dart_sdk_sys-89f4838e981342c6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dart-sdk-sys
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b21c766c231199c884a155a82a6450bd3993f8dca18343260818fbf77dd7c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b21c766c231199c884a155a82a6450bd3993f8dca18343260818fbf77dd7c2a", kill_on_drop: false }`
[INFO] [stdout] 1b21c766c231199c884a155a82a6450bd3993f8dca18343260818fbf77dd7c2a