[INFO] fetching crate gc_derive 0.3.6...
[INFO] testing gc_derive-0.3.6 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate gc_derive 0.3.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gc_derive 0.3.6 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 gc_derive 0.3.6
[INFO] finished tweaking crates.io crate gc_derive 0.3.6
[INFO] tweaked toml for crates.io crate gc_derive 0.3.6 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 0a516d16069fc8d7cb1d71fe87842a26cccf3e59e8892413992dad015913f76a
[INFO] running `Command { std: "docker" "start" "-a" "0a516d16069fc8d7cb1d71fe87842a26cccf3e59e8892413992dad015913f76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a516d16069fc8d7cb1d71fe87842a26cccf3e59e8892413992dad015913f76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a516d16069fc8d7cb1d71fe87842a26cccf3e59e8892413992dad015913f76a", kill_on_drop: false }`
[INFO] [stdout] 0a516d16069fc8d7cb1d71fe87842a26cccf3e59e8892413992dad015913f76a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31c187fb344fa99cc1a9155cda87a52959940148db5c3d929797c3e85baeeba4
[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" "31c187fb344fa99cc1a9155cda87a52959940148db5c3d929797c3e85baeeba4", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc_derive v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "31c187fb344fa99cc1a9155cda87a52959940148db5c3d929797c3e85baeeba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c187fb344fa99cc1a9155cda87a52959940148db5c3d929797c3e85baeeba4", kill_on_drop: false }`
[INFO] [stdout] 31c187fb344fa99cc1a9155cda87a52959940148db5c3d929797c3e85baeeba4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 1d398339024c2c80a62b9a97f0c35d72bfbf9127d63cef972506647da7f1b257
[INFO] running `Command { std: "docker" "start" "-a" "1d398339024c2c80a62b9a97f0c35d72bfbf9127d63cef972506647da7f1b257", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc_derive v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "1d398339024c2c80a62b9a97f0c35d72bfbf9127d63cef972506647da7f1b257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d398339024c2c80a62b9a97f0c35d72bfbf9127d63cef972506647da7f1b257", kill_on_drop: false }`
[INFO] [stdout] 1d398339024c2c80a62b9a97f0c35d72bfbf9127d63cef972506647da7f1b257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] f0267717b06cb55359cfe4d9c1a053430ceb505e1cf517e27daf1e4a91b89791
[INFO] running `Command { std: "docker" "start" "-a" "f0267717b06cb55359cfe4d9c1a053430ceb505e1cf517e27daf1e4a91b89791", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gc_derive-ba48e8b72405e9e1
[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 gc_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" "f0267717b06cb55359cfe4d9c1a053430ceb505e1cf517e27daf1e4a91b89791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0267717b06cb55359cfe4d9c1a053430ceb505e1cf517e27daf1e4a91b89791", kill_on_drop: false }`
[INFO] [stdout] f0267717b06cb55359cfe4d9c1a053430ceb505e1cf517e27daf1e4a91b89791