[INFO] cloning repository https://github.com/FrontMage/servo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FrontMage/servo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrontMage%2Fservo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrontMage%2Fservo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6246b036d717e13b19e8e2500ab3d2823416a2a7
[INFO] testing FrontMage/servo against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrontMage%2Fservo" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FrontMage/servo on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FrontMage/servo
[INFO] finished tweaking git repo https://github.com/FrontMage/servo
[INFO] tweaked toml for git repo https://github.com/FrontMage/servo written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/FrontMage/servo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef8a02bf784d47d0e80ee5a9d9847775b7c1c97fa5efea05076ef96b145816a2
[INFO] running `Command { std: "docker" "start" "-a" "ef8a02bf784d47d0e80ee5a9d9847775b7c1c97fa5efea05076ef96b145816a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef8a02bf784d47d0e80ee5a9d9847775b7c1c97fa5efea05076ef96b145816a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8a02bf784d47d0e80ee5a9d9847775b7c1c97fa5efea05076ef96b145816a2", kill_on_drop: false }`
[INFO] [stdout] ef8a02bf784d47d0e80ee5a9d9847775b7c1c97fa5efea05076ef96b145816a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fad9518b3e23c823ee8045613ad0759e07d2c7fea775e528c6069ba3903b961b
[INFO] running `Command { std: "docker" "start" "-a" "fad9518b3e23c823ee8045613ad0759e07d2c7fea775e528c6069ba3903b961b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chunked_transfer v0.3.1
[INFO] [stderr]    Compiling servo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.67s
[INFO] running `Command { std: "docker" "inspect" "fad9518b3e23c823ee8045613ad0759e07d2c7fea775e528c6069ba3903b961b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad9518b3e23c823ee8045613ad0759e07d2c7fea775e528c6069ba3903b961b", kill_on_drop: false }`
[INFO] [stdout] fad9518b3e23c823ee8045613ad0759e07d2c7fea775e528c6069ba3903b961b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7c77dd4015f1b34b5237adbf69b74fd8c9ae844acef651d5ed13a17783f6145
[INFO] running `Command { std: "docker" "start" "-a" "d7c77dd4015f1b34b5237adbf69b74fd8c9ae844acef651d5ed13a17783f6145", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling servo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/servo-ce1d23e01f1e38ca)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/servo-5dc517310944aa6b)
[INFO] running `Command { std: "docker" "inspect" "d7c77dd4015f1b34b5237adbf69b74fd8c9ae844acef651d5ed13a17783f6145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7c77dd4015f1b34b5237adbf69b74fd8c9ae844acef651d5ed13a17783f6145", kill_on_drop: false }`
[INFO] [stdout] d7c77dd4015f1b34b5237adbf69b74fd8c9ae844acef651d5ed13a17783f6145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d45de237729cbcddb07a172a31a4e59169690d1e4e26557f4fba05c88e41e6f
[INFO] running `Command { std: "docker" "start" "-a" "7d45de237729cbcddb07a172a31a4e59169690d1e4e26557f4fba05c88e41e6f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/servo-ce1d23e01f1e38ca)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/servo-5dc517310944aa6b)
[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] [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 servo
[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" "7d45de237729cbcddb07a172a31a4e59169690d1e4e26557f4fba05c88e41e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d45de237729cbcddb07a172a31a4e59169690d1e4e26557f4fba05c88e41e6f", kill_on_drop: false }`
[INFO] [stdout] 7d45de237729cbcddb07a172a31a4e59169690d1e4e26557f4fba05c88e41e6f