[INFO] fetching crate nell 0.3.0...
[INFO] testing nell-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate nell 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nell 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 nell 0.3.0
[INFO] finished tweaking crates.io crate nell 0.3.0
[INFO] tweaked toml for crates.io crate nell 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate nell 0.3.0 already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 34e44c7f6d411bfd897af453e37d5dd66368dc68624cf38be950421b122b4e31
[INFO] running `Command { std: "docker" "start" "-a" "34e44c7f6d411bfd897af453e37d5dd66368dc68624cf38be950421b122b4e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34e44c7f6d411bfd897af453e37d5dd66368dc68624cf38be950421b122b4e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34e44c7f6d411bfd897af453e37d5dd66368dc68624cf38be950421b122b4e31", kill_on_drop: false }`
[INFO] [stdout] 34e44c7f6d411bfd897af453e37d5dd66368dc68624cf38be950421b122b4e31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b2f1cc1747bdf0e889fa13314d5cef28758a4afd1a49d34566e39c8915d8e5d6
[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" "b2f1cc1747bdf0e889fa13314d5cef28758a4afd1a49d34566e39c8915d8e5d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling errno v0.2.5
[INFO] [stderr]    Compiling nell v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "b2f1cc1747bdf0e889fa13314d5cef28758a4afd1a49d34566e39c8915d8e5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2f1cc1747bdf0e889fa13314d5cef28758a4afd1a49d34566e39c8915d8e5d6", kill_on_drop: false }`
[INFO] [stdout] b2f1cc1747bdf0e889fa13314d5cef28758a4afd1a49d34566e39c8915d8e5d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] f224c5d30e44c0c76a43a0ee0e9b630c2bb78e03b1943787bf02d329fbe75ceb
[INFO] running `Command { std: "docker" "start" "-a" "f224c5d30e44c0c76a43a0ee0e9b630c2bb78e03b1943787bf02d329fbe75ceb", kill_on_drop: false }`
[INFO] [stderr]    Compiling nell v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "f224c5d30e44c0c76a43a0ee0e9b630c2bb78e03b1943787bf02d329fbe75ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f224c5d30e44c0c76a43a0ee0e9b630c2bb78e03b1943787bf02d329fbe75ceb", kill_on_drop: false }`
[INFO] [stdout] f224c5d30e44c0c76a43a0ee0e9b630c2bb78e03b1943787bf02d329fbe75ceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 9dfdd30ad6c84b9b9fc9c2eb82b08b65275f7ac8e5e2ec7aea72b330add276fd
[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" "9dfdd30ad6c84b9b9fc9c2eb82b08b65275f7ac8e5e2ec7aea72b330add276fd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nell-7bdef7eff975477d
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test sys::test::cursor_asciiz ... ok
[INFO] [stdout] test sys::test::cursor_bytes ... ok
[INFO] [stdout] test sys::write::test::write_message ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sockopts-7fcf9b856fda09fb
[INFO] [stdout] test sys::test::cursor_invariants ... ok
[INFO] [stdout] test sys::test::cursor_copy ... ok
[INFO] [stdout] test sys::write::test::write_attr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test get_set_sockopt ... ok
[INFO] [stderr]    Doc-tests nell
[INFO] [stdout] test add_drop_membership ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "9dfdd30ad6c84b9b9fc9c2eb82b08b65275f7ac8e5e2ec7aea72b330add276fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dfdd30ad6c84b9b9fc9c2eb82b08b65275f7ac8e5e2ec7aea72b330add276fd", kill_on_drop: false }`
[INFO] [stdout] 9dfdd30ad6c84b9b9fc9c2eb82b08b65275f7ac8e5e2ec7aea72b330add276fd