[INFO] fetching crate nu-serde 0.44.0...
[INFO] testing nu-serde-0.44.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate nu-serde 0.44.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate nu-serde 0.44.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu-serde 0.44.0
[INFO] finished tweaking crates.io crate nu-serde 0.44.0
[INFO] tweaked toml for crates.io crate nu-serde 0.44.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 87af0ab1ca8a75e9ca7a02cc1bd2da5c740cde5614afa69692b7818ca2ea6968
[INFO] running `Command { std: "docker" "start" "-a" "87af0ab1ca8a75e9ca7a02cc1bd2da5c740cde5614afa69692b7818ca2ea6968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87af0ab1ca8a75e9ca7a02cc1bd2da5c740cde5614afa69692b7818ca2ea6968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87af0ab1ca8a75e9ca7a02cc1bd2da5c740cde5614afa69692b7818ca2ea6968", kill_on_drop: false }`
[INFO] [stdout] 87af0ab1ca8a75e9ca7a02cc1bd2da5c740cde5614afa69692b7818ca2ea6968
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c669d4f7369acf43945a184e13307b714e1aa74dab1dbf5ff83285e4829017c2
[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" "c669d4f7369acf43945a184e13307b714e1aa74dab1dbf5ff83285e4829017c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling utf8-width v0.1.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling pretty v0.5.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling nu-ansi-term v0.44.0
[INFO] [stderr]    Compiling byte-unit v4.0.13
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling nu-source v0.44.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling chrono-humanize v0.2.1
[INFO] [stderr]    Compiling bigdecimal v0.3.0
[INFO] [stderr]    Compiling nu-errors v0.44.0
[INFO] [stderr]    Compiling nu-protocol v0.44.0
[INFO] [stderr]    Compiling nu-serde v0.44.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.69s
[INFO] running `Command { std: "docker" "inspect" "c669d4f7369acf43945a184e13307b714e1aa74dab1dbf5ff83285e4829017c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c669d4f7369acf43945a184e13307b714e1aa74dab1dbf5ff83285e4829017c2", kill_on_drop: false }`
[INFO] [stdout] c669d4f7369acf43945a184e13307b714e1aa74dab1dbf5ff83285e4829017c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 641c39acb7cacf223bafb7a8ec4e7a8cd235fa233c911c3328608e4650a92e40
[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" "641c39acb7cacf223bafb7a8ec4e7a8cd235fa233c911c3328608e4650a92e40", kill_on_drop: false }`
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling insta v1.12.0
[INFO] [stderr]    Compiling nu-serde v0.44.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.75s
[INFO] running `Command { std: "docker" "inspect" "641c39acb7cacf223bafb7a8ec4e7a8cd235fa233c911c3328608e4650a92e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "641c39acb7cacf223bafb7a8ec4e7a8cd235fa233c911c3328608e4650a92e40", kill_on_drop: false }`
[INFO] [stdout] 641c39acb7cacf223bafb7a8ec4e7a8cd235fa233c911c3328608e4650a92e40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 2f4a38ac4600a3baf6f62232b57d6d8737df1a55998e13873866a80daaf8f060
[INFO] running `Command { std: "docker" "start" "-a" "2f4a38ac4600a3baf6f62232b57d6d8737df1a55998e13873866a80daaf8f060", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nu_serde-98755f99d949abb0)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]    Doc-tests nu-serde
[INFO] [stdout] test test::it_serializes_return_value_list ... ok
[INFO] [stdout] test test::it_works_with_complex_structs ... ok
[INFO] [stdout] test test::it_works_with_single_integers ... ok
[INFO] [stdout] test test::it_works_with_lists_of_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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 1.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f4a38ac4600a3baf6f62232b57d6d8737df1a55998e13873866a80daaf8f060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4a38ac4600a3baf6f62232b57d6d8737df1a55998e13873866a80daaf8f060", kill_on_drop: false }`
[INFO] [stdout] 2f4a38ac4600a3baf6f62232b57d6d8737df1a55998e13873866a80daaf8f060