[INFO] fetching crate bk2d-macro 0.3.0...
[INFO] testing bk2d-macro-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate bk2d-macro 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bk2d-macro 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bk2d-macro 0.3.0
[INFO] finished tweaking crates.io crate bk2d-macro 0.3.0
[INFO] tweaked toml for crates.io crate bk2d-macro 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dee377dc72cd8c7eaf8630ba5e31471b38f88ec0f73e7f29779f57a7a6422da9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dee377dc72cd8c7eaf8630ba5e31471b38f88ec0f73e7f29779f57a7a6422da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dee377dc72cd8c7eaf8630ba5e31471b38f88ec0f73e7f29779f57a7a6422da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee377dc72cd8c7eaf8630ba5e31471b38f88ec0f73e7f29779f57a7a6422da9", kill_on_drop: false }`
[INFO] [stdout] dee377dc72cd8c7eaf8630ba5e31471b38f88ec0f73e7f29779f57a7a6422da9
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 134e5b68b10206063668f3f4ba186f6922a2aaea5f419e32c0fcc18bff5c635c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "134e5b68b10206063668f3f4ba186f6922a2aaea5f419e32c0fcc18bff5c635c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling bk2d-macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.19s
[INFO] running `Command { std: "docker" "inspect" "134e5b68b10206063668f3f4ba186f6922a2aaea5f419e32c0fcc18bff5c635c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "134e5b68b10206063668f3f4ba186f6922a2aaea5f419e32c0fcc18bff5c635c", kill_on_drop: false }`
[INFO] [stdout] 134e5b68b10206063668f3f4ba186f6922a2aaea5f419e32c0fcc18bff5c635c
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c63f3184245fb6bdf57fe9f6933a796326e0a1fa08fac98b9bcf20608a2cb49
[INFO] running `Command { std: "docker" "start" "-a" "1c63f3184245fb6bdf57fe9f6933a796326e0a1fa08fac98b9bcf20608a2cb49", kill_on_drop: false }`
[INFO] [stderr]    Compiling bk2d-macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "1c63f3184245fb6bdf57fe9f6933a796326e0a1fa08fac98b9bcf20608a2cb49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c63f3184245fb6bdf57fe9f6933a796326e0a1fa08fac98b9bcf20608a2cb49", kill_on_drop: false }`
[INFO] [stdout] 1c63f3184245fb6bdf57fe9f6933a796326e0a1fa08fac98b9bcf20608a2cb49
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 14c771c31c28738b38cdb7732ecd7deb93fa3f1ab58fcf4049f8a80052b4b7af
[INFO] running `Command { std: "docker" "start" "-a" "14c771c31c28738b38cdb7732ecd7deb93fa3f1ab58fcf4049f8a80052b4b7af", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bk2d_macro-21d4c8d9ea82ed0a
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bk2d-macro
[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] [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" "14c771c31c28738b38cdb7732ecd7deb93fa3f1ab58fcf4049f8a80052b4b7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c771c31c28738b38cdb7732ecd7deb93fa3f1ab58fcf4049f8a80052b4b7af", kill_on_drop: false }`
[INFO] [stdout] 14c771c31c28738b38cdb7732ecd7deb93fa3f1ab58fcf4049f8a80052b4b7af