[INFO] fetching crate nu_plugin_from_bson 0.24.1...
[INFO] testing nu_plugin_from_bson-0.24.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate nu_plugin_from_bson 0.24.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nu_plugin_from_bson 0.24.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu_plugin_from_bson 0.24.1
[INFO] finished tweaking crates.io crate nu_plugin_from_bson 0.24.1
[INFO] tweaked toml for crates.io crate nu_plugin_from_bson 0.24.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate nu_plugin_from_bson 0.24.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 386a54518db1f7e6edd035404f63dbf1129b1a202373ddbdcfd7cab5c8f6d644
[INFO] running `Command { std: "docker" "start" "-a" "386a54518db1f7e6edd035404f63dbf1129b1a202373ddbdcfd7cab5c8f6d644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "386a54518db1f7e6edd035404f63dbf1129b1a202373ddbdcfd7cab5c8f6d644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "386a54518db1f7e6edd035404f63dbf1129b1a202373ddbdcfd7cab5c8f6d644", kill_on_drop: false }`
[INFO] [stdout] 386a54518db1f7e6edd035404f63dbf1129b1a202373ddbdcfd7cab5c8f6d644
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] fcaf871886a8a89424901b96a450193ee55ffe03a964a92e569edce23427b806
[INFO] running `Command { std: "docker" "start" "-a" "fcaf871886a8a89424901b96a450193ee55ffe03a964a92e569edce23427b806", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling decimal v2.0.4
[INFO] [stderr]    Compiling nu-errors v0.24.1
[INFO] [stderr]    Compiling bson v0.14.1
[INFO] [stderr]    Compiling nu-protocol v0.24.1
[INFO] [stderr]    Compiling nu-value-ext v0.24.1
[INFO] [stderr]    Compiling nu-test-support v0.24.1
[INFO] [stderr]    Compiling nu-plugin v0.24.1
[INFO] [stderr]    Compiling nu_plugin_from_bson v0.24.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.12s
[INFO] running `Command { std: "docker" "inspect" "fcaf871886a8a89424901b96a450193ee55ffe03a964a92e569edce23427b806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcaf871886a8a89424901b96a450193ee55ffe03a964a92e569edce23427b806", kill_on_drop: false }`
[INFO] [stdout] fcaf871886a8a89424901b96a450193ee55ffe03a964a92e569edce23427b806
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 427d34f36d094111f45cdfe04653a582a906b925acb7e703da0b7b519f9caa08
[INFO] running `Command { std: "docker" "start" "-a" "427d34f36d094111f45cdfe04653a582a906b925acb7e703da0b7b519f9caa08", kill_on_drop: false }`
[INFO] [stderr]    Compiling nu_plugin_from_bson v0.24.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "427d34f36d094111f45cdfe04653a582a906b925acb7e703da0b7b519f9caa08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427d34f36d094111f45cdfe04653a582a906b925acb7e703da0b7b519f9caa08", kill_on_drop: false }`
[INFO] [stdout] 427d34f36d094111f45cdfe04653a582a906b925acb7e703da0b7b519f9caa08
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3aa5665087021ad0de49ab85c936d41196e95f67214b67fe9e8014539596eac6
[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" "3aa5665087021ad0de49ab85c936d41196e95f67214b67fe9e8014539596eac6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nu_plugin_from_bson-23820d2cb7575de7
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nu_plugin_from_bson-018acab1c2795e73
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3aa5665087021ad0de49ab85c936d41196e95f67214b67fe9e8014539596eac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa5665087021ad0de49ab85c936d41196e95f67214b67fe9e8014539596eac6", kill_on_drop: false }`
[INFO] [stdout] 3aa5665087021ad0de49ab85c936d41196e95f67214b67fe9e8014539596eac6