[INFO] crate bifrost 0.4.0-alpha.2 is already in cache
[INFO] testing bifrost-0.4.0-alpha.2 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate bifrost 0.4.0-alpha.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bifrost 0.4.0-alpha.2 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bifrost 0.4.0-alpha.2
[INFO] finished tweaking crates.io crate bifrost 0.4.0-alpha.2
[INFO] tweaked toml for crates.io crate bifrost 0.4.0-alpha.2 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2cd1065fa575ffeb6f050b382b4683e583bc2756927be15ebed1fdf2f7f62b94
[INFO] running `"docker" "start" "-a" "2cd1065fa575ffeb6f050b382b4683e583bc2756927be15ebed1fdf2f7f62b94"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling vec1 v1.4.0
[INFO] [stderr]    Compiling bifrost-ice v0.1.0-alpha
[INFO] [stderr]    Compiling bifrost-stun v0.1.0-alpha
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling bifrost-sdp v0.1.0
[INFO] [stderr]    Compiling bifrost v0.4.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.65s
[INFO] running `"docker" "inspect" "2cd1065fa575ffeb6f050b382b4683e583bc2756927be15ebed1fdf2f7f62b94"`
[INFO] running `"docker" "rm" "-f" "2cd1065fa575ffeb6f050b382b4683e583bc2756927be15ebed1fdf2f7f62b94"`
[INFO] [stdout] 2cd1065fa575ffeb6f050b382b4683e583bc2756927be15ebed1fdf2f7f62b94
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f4d9c6d6e44e2901c05e451a6588bfd2e05fe1930daf284a657e4f821698e923
[INFO] running `"docker" "start" "-a" "f4d9c6d6e44e2901c05e451a6588bfd2e05fe1930daf284a657e4f821698e923"`
[INFO] [stderr]    Compiling bifrost v0.4.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "f4d9c6d6e44e2901c05e451a6588bfd2e05fe1930daf284a657e4f821698e923"`
[INFO] running `"docker" "rm" "-f" "f4d9c6d6e44e2901c05e451a6588bfd2e05fe1930daf284a657e4f821698e923"`
[INFO] [stdout] f4d9c6d6e44e2901c05e451a6588bfd2e05fe1930daf284a657e4f821698e923
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] d039b555b079d69b9b1eb833ef1a1b848a86254a47d14071b25438a4c712724b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d039b555b079d69b9b1eb833ef1a1b848a86254a47d14071b25438a4c712724b"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bifrost-5de2b93567a3f962
[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] [stderr]    Doc-tests bifrost
[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" "d039b555b079d69b9b1eb833ef1a1b848a86254a47d14071b25438a4c712724b"`
[INFO] running `"docker" "rm" "-f" "d039b555b079d69b9b1eb833ef1a1b848a86254a47d14071b25438a4c712724b"`
[INFO] [stdout] d039b555b079d69b9b1eb833ef1a1b848a86254a47d14071b25438a4c712724b