[INFO] crate bifrost-webrtc 0.1.0-alpha is already in cache
[INFO] testing bifrost-webrtc-0.1.0-alpha against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate bifrost-webrtc 0.1.0-alpha into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate bifrost-webrtc 0.1.0-alpha on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bifrost-webrtc 0.1.0-alpha
[INFO] finished tweaking crates.io crate bifrost-webrtc 0.1.0-alpha
[INFO] tweaked toml for crates.io crate bifrost-webrtc 0.1.0-alpha written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a191f4c59b93d07f01ae1891f89bf1531a9cce064e68fb568d14190f5709269f
[INFO] running `"docker" "start" "-a" "a191f4c59b93d07f01ae1891f89bf1531a9cce064e68fb568d14190f5709269f"`
[INFO] [stderr]    Compiling bifrost-webrtc v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "a191f4c59b93d07f01ae1891f89bf1531a9cce064e68fb568d14190f5709269f"`
[INFO] running `"docker" "rm" "-f" "a191f4c59b93d07f01ae1891f89bf1531a9cce064e68fb568d14190f5709269f"`
[INFO] [stdout] a191f4c59b93d07f01ae1891f89bf1531a9cce064e68fb568d14190f5709269f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9dab6c4d243c3be4cfc453e46063fd3e2203bd47087df49e37eafdb8d19590a6
[INFO] running `"docker" "start" "-a" "9dab6c4d243c3be4cfc453e46063fd3e2203bd47087df49e37eafdb8d19590a6"`
[INFO] [stderr]    Compiling bifrost-webrtc v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "9dab6c4d243c3be4cfc453e46063fd3e2203bd47087df49e37eafdb8d19590a6"`
[INFO] running `"docker" "rm" "-f" "9dab6c4d243c3be4cfc453e46063fd3e2203bd47087df49e37eafdb8d19590a6"`
[INFO] [stdout] 9dab6c4d243c3be4cfc453e46063fd3e2203bd47087df49e37eafdb8d19590a6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 810d29d07fd449d57312da3e7a9123d7c16ca52e0d9982211b6d237881972275
[INFO] running `"docker" "start" "-a" "810d29d07fd449d57312da3e7a9123d7c16ca52e0d9982211b6d237881972275"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bifrost_webrtc-d85af7ca2b2856c6
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests bifrost-webrtc
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "810d29d07fd449d57312da3e7a9123d7c16ca52e0d9982211b6d237881972275"`
[INFO] running `"docker" "rm" "-f" "810d29d07fd449d57312da3e7a9123d7c16ca52e0d9982211b6d237881972275"`
[INFO] [stdout] 810d29d07fd449d57312da3e7a9123d7c16ca52e0d9982211b6d237881972275