[INFO] fetching crate serde-nu 0.2.0...
[INFO] testing serde-nu-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate serde-nu 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate serde-nu 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-nu 0.2.0
[INFO] finished tweaking crates.io crate serde-nu 0.2.0
[INFO] tweaked toml for crates.io crate serde-nu 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 0d7d8ba91d54dc80fd6a18491a9a03323551c1e20eba9ac8ece1397874edfc19
[INFO] running `Command { std: "docker" "start" "-a" "0d7d8ba91d54dc80fd6a18491a9a03323551c1e20eba9ac8ece1397874edfc19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d7d8ba91d54dc80fd6a18491a9a03323551c1e20eba9ac8ece1397874edfc19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7d8ba91d54dc80fd6a18491a9a03323551c1e20eba9ac8ece1397874edfc19", kill_on_drop: false }`
[INFO] [stdout] 0d7d8ba91d54dc80fd6a18491a9a03323551c1e20eba9ac8ece1397874edfc19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] c93527fa31466e932618396681feae313e339a4efb24cdb56a046c6ac2eb1507
[INFO] running `Command { std: "docker" "start" "-a" "c93527fa31466e932618396681feae313e339a4efb24cdb56a046c6ac2eb1507", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling nu-ansi-term v0.34.0
[INFO] [stderr]    Compiling pretty v0.5.2
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling nu-source v0.34.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling bigdecimal v0.2.2
[INFO] [stderr]    Compiling nu-errors v0.34.0
[INFO] [stderr]    Compiling nu-protocol v0.34.0
[INFO] [stderr]    Compiling serde-nu v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.27s
[INFO] running `Command { std: "docker" "inspect" "c93527fa31466e932618396681feae313e339a4efb24cdb56a046c6ac2eb1507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93527fa31466e932618396681feae313e339a4efb24cdb56a046c6ac2eb1507", kill_on_drop: false }`
[INFO] [stdout] c93527fa31466e932618396681feae313e339a4efb24cdb56a046c6ac2eb1507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e7093470c977451891296d71c8c567f13c9ab204c50587b8bbbd5322a1de3d6
[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" "7e7093470c977451891296d71c8c567f13c9ab204c50587b8bbbd5322a1de3d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling similar v2.1.0
[INFO] [stderr]    Compiling insta v1.14.0
[INFO] [stderr]    Compiling serde-nu v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.71s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_nu-86c6b3616a2c71fe)
[INFO] running `Command { std: "docker" "inspect" "7e7093470c977451891296d71c8c567f13c9ab204c50587b8bbbd5322a1de3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7093470c977451891296d71c8c567f13c9ab204c50587b8bbbd5322a1de3d6", kill_on_drop: false }`
[INFO] [stdout] 7e7093470c977451891296d71c8c567f13c9ab204c50587b8bbbd5322a1de3d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d26b830bae3be85b131c9e1fb6eb80b9f38aaf1c803418e128318fc8d6ea906
[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" "6d26b830bae3be85b131c9e1fb6eb80b9f38aaf1c803418e128318fc8d6ea906", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_nu-86c6b3616a2c71fe)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::it_serializes_return_value_list ... ok
[INFO] [stderr]    Doc-tests serde-nu
[INFO] [stdout] test test::it_works_with_lists_of_values ... ok
[INFO] [stdout] test test::it_works_with_single_integers ... ok
[INFO] [stdout] test test::it_works_with_complex_structs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d26b830bae3be85b131c9e1fb6eb80b9f38aaf1c803418e128318fc8d6ea906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d26b830bae3be85b131c9e1fb6eb80b9f38aaf1c803418e128318fc8d6ea906", kill_on_drop: false }`
[INFO] [stdout] 6d26b830bae3be85b131c9e1fb6eb80b9f38aaf1c803418e128318fc8d6ea906