[INFO] fetching crate proc-macro-kwargs-derive 0.1.5...
[INFO] testing proc-macro-kwargs-derive-0.1.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate proc-macro-kwargs-derive 0.1.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate proc-macro-kwargs-derive 0.1.5 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proc-macro-kwargs-derive 0.1.5
[INFO] finished tweaking crates.io crate proc-macro-kwargs-derive 0.1.5
[INFO] tweaked toml for crates.io crate proc-macro-kwargs-derive 0.1.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", 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] 48fa065bf66a85ca2fc0189ebdac9f09b16ddf66c2859b6690ce2d7422c9d68e
[INFO] running `Command { std: "docker" "start" "-a" "48fa065bf66a85ca2fc0189ebdac9f09b16ddf66c2859b6690ce2d7422c9d68e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48fa065bf66a85ca2fc0189ebdac9f09b16ddf66c2859b6690ce2d7422c9d68e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48fa065bf66a85ca2fc0189ebdac9f09b16ddf66c2859b6690ce2d7422c9d68e", kill_on_drop: false }`
[INFO] [stdout] 48fa065bf66a85ca2fc0189ebdac9f09b16ddf66c2859b6690ce2d7422c9d68e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d17240372aa18a165577d15f586455e0deeae4bc004f7a7efa9842875bbe790
[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" "4d17240372aa18a165577d15f586455e0deeae4bc004f7a7efa9842875bbe790", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-kwargs-derive v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "4d17240372aa18a165577d15f586455e0deeae4bc004f7a7efa9842875bbe790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d17240372aa18a165577d15f586455e0deeae4bc004f7a7efa9842875bbe790", kill_on_drop: false }`
[INFO] [stdout] 4d17240372aa18a165577d15f586455e0deeae4bc004f7a7efa9842875bbe790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 361d9f8cfb04b4a8a2a2cf99f33aa5ac41c9af9d3b99d623d9ed370e016b52b6
[INFO] running `Command { std: "docker" "start" "-a" "361d9f8cfb04b4a8a2a2cf99f33aa5ac41c9af9d3b99d623d9ed370e016b52b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-kwargs-derive v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "361d9f8cfb04b4a8a2a2cf99f33aa5ac41c9af9d3b99d623d9ed370e016b52b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "361d9f8cfb04b4a8a2a2cf99f33aa5ac41c9af9d3b99d623d9ed370e016b52b6", kill_on_drop: false }`
[INFO] [stdout] 361d9f8cfb04b4a8a2a2cf99f33aa5ac41c9af9d3b99d623d9ed370e016b52b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9677f03a83f82588927cd2b1cf2fb4bbf1a47760351163751027394f6aa54486
[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" "9677f03a83f82588927cd2b1cf2fb4bbf1a47760351163751027394f6aa54486", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/proc_macro_kwargs_derive-e090a9594d1f15b4)
[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 proc-macro-kwargs-derive
[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" "9677f03a83f82588927cd2b1cf2fb4bbf1a47760351163751027394f6aa54486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9677f03a83f82588927cd2b1cf2fb4bbf1a47760351163751027394f6aa54486", kill_on_drop: false }`
[INFO] [stdout] 9677f03a83f82588927cd2b1cf2fb4bbf1a47760351163751027394f6aa54486