[INFO] fetching crate serde-command-opts 0.1.1...
[INFO] testing serde-command-opts-0.1.1 against 1.47.0 for beta-1.48-2-subset
[INFO] extracting crate serde-command-opts 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate serde-command-opts 0.1.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-command-opts 0.1.1
[INFO] finished tweaking crates.io crate serde-command-opts 0.1.1
[INFO] tweaked toml for crates.io crate serde-command-opts 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] a85d3bb3ab95fbcf581728a83a81d15064b142f6fd16f16761bae8bbb2c33339
[INFO] running `Command { std: "docker" "start" "-a" "a85d3bb3ab95fbcf581728a83a81d15064b142f6fd16f16761bae8bbb2c33339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a85d3bb3ab95fbcf581728a83a81d15064b142f6fd16f16761bae8bbb2c33339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a85d3bb3ab95fbcf581728a83a81d15064b142f6fd16f16761bae8bbb2c33339", kill_on_drop: false }`
[INFO] [stdout] a85d3bb3ab95fbcf581728a83a81d15064b142f6fd16f16761bae8bbb2c33339
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 1f8ec9d74780bd7bad0026947e88a0928362af91cdfb8ef73409008d75603337
[INFO] running `Command { std: "docker" "start" "-a" "1f8ec9d74780bd7bad0026947e88a0928362af91cdfb8ef73409008d75603337", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling snafu-derive v0.6.9
[INFO] [stderr]    Compiling snafu v0.6.9
[INFO] [stderr]    Compiling serde-command-opts v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.23s
[INFO] running `Command { std: "docker" "inspect" "1f8ec9d74780bd7bad0026947e88a0928362af91cdfb8ef73409008d75603337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f8ec9d74780bd7bad0026947e88a0928362af91cdfb8ef73409008d75603337", kill_on_drop: false }`
[INFO] [stdout] 1f8ec9d74780bd7bad0026947e88a0928362af91cdfb8ef73409008d75603337
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f88aa9a405cd42ba334137e4cddcafd22b7fb7ed152b38223c8db7369227058c
[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" "f88aa9a405cd42ba334137e4cddcafd22b7fb7ed152b38223c8db7369227058c", kill_on_drop: false }`
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde-command-opts v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "f88aa9a405cd42ba334137e4cddcafd22b7fb7ed152b38223c8db7369227058c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f88aa9a405cd42ba334137e4cddcafd22b7fb7ed152b38223c8db7369227058c", kill_on_drop: false }`
[INFO] [stdout] f88aa9a405cd42ba334137e4cddcafd22b7fb7ed152b38223c8db7369227058c
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 07630d1b0be9426f944c7528cc23956ae0acd412415b73af45652a9508a2e1b9
[INFO] running `Command { std: "docker" "start" "-a" "07630d1b0be9426f944c7528cc23956ae0acd412415b73af45652a9508a2e1b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_command_opts-89f6c703d61fade9
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]    Doc-tests serde-command-opts
[INFO] [stdout] test tests::test_nested_list ... ok
[INFO] [stdout] test tests::test_optional_field ... ok
[INFO] [stdout] test tests::test_boolean_modes ... ok
[INFO] [stdout] test tests::test_simple_struct ... ok
[INFO] [stdout] test tests::test_nested_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "07630d1b0be9426f944c7528cc23956ae0acd412415b73af45652a9508a2e1b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07630d1b0be9426f944c7528cc23956ae0acd412415b73af45652a9508a2e1b9", kill_on_drop: false }`
[INFO] [stdout] 07630d1b0be9426f944c7528cc23956ae0acd412415b73af45652a9508a2e1b9