[INFO] fetching crate unsized_enum 0.0.2...
[INFO] testing unsized_enum-0.0.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate unsized_enum 0.0.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate unsized_enum 0.0.2 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 unsized_enum 0.0.2
[INFO] finished tweaking crates.io crate unsized_enum 0.0.2
[INFO] tweaked toml for crates.io crate unsized_enum 0.0.2 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 0df70baeb8788c2f50eff9c565bc6e251771e657c5b0afb00a1ccfcde604a047
[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" "0df70baeb8788c2f50eff9c565bc6e251771e657c5b0afb00a1ccfcde604a047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0df70baeb8788c2f50eff9c565bc6e251771e657c5b0afb00a1ccfcde604a047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df70baeb8788c2f50eff9c565bc6e251771e657c5b0afb00a1ccfcde604a047", kill_on_drop: false }`
[INFO] [stdout] 0df70baeb8788c2f50eff9c565bc6e251771e657c5b0afb00a1ccfcde604a047
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] da8bc0c21f935886edd312cdcff0a3d8d24a0b9d9852ad910f2d93262d89a454
[INFO] running `Command { std: "docker" "start" "-a" "da8bc0c21f935886edd312cdcff0a3d8d24a0b9d9852ad910f2d93262d89a454", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsized_enum v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "da8bc0c21f935886edd312cdcff0a3d8d24a0b9d9852ad910f2d93262d89a454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da8bc0c21f935886edd312cdcff0a3d8d24a0b9d9852ad910f2d93262d89a454", kill_on_drop: false }`
[INFO] [stdout] da8bc0c21f935886edd312cdcff0a3d8d24a0b9d9852ad910f2d93262d89a454
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] f89b3760297f5f41c3948c179579bfde5f9e4363dffb5999e5dd285b799c2f09
[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" "f89b3760297f5f41c3948c179579bfde5f9e4363dffb5999e5dd285b799c2f09", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsized_enum v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "f89b3760297f5f41c3948c179579bfde5f9e4363dffb5999e5dd285b799c2f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f89b3760297f5f41c3948c179579bfde5f9e4363dffb5999e5dd285b799c2f09", kill_on_drop: false }`
[INFO] [stdout] f89b3760297f5f41c3948c179579bfde5f9e4363dffb5999e5dd285b799c2f09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] fadf4f8f4be4b3089f47e6c69b36ce631b0a00b01f96fe545eecf89acbc5e6f9
[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" "fadf4f8f4be4b3089f47e6c69b36ce631b0a00b01f96fe545eecf89acbc5e6f9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unsized_enum-96c9541603141c18
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_sized ... ok
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] test tests::test_writing_wrong_type_2 ... ok
[INFO] [stdout] test tests::test_writing_wrong_type_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unsized_enum
[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" "fadf4f8f4be4b3089f47e6c69b36ce631b0a00b01f96fe545eecf89acbc5e6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fadf4f8f4be4b3089f47e6c69b36ce631b0a00b01f96fe545eecf89acbc5e6f9", kill_on_drop: false }`
[INFO] [stdout] fadf4f8f4be4b3089f47e6c69b36ce631b0a00b01f96fe545eecf89acbc5e6f9