[INFO] fetching crate nlsd 0.1.3...
[INFO] testing nlsd-0.1.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate nlsd 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nlsd 0.1.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nlsd 0.1.3
[INFO] finished tweaking crates.io crate nlsd 0.1.3
[INFO] tweaked toml for crates.io crate nlsd 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e87675771a7c619de504a2d076e114e07be55d8f8cb9d35dace1ddbe3e4f28e
[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" "8e87675771a7c619de504a2d076e114e07be55d8f8cb9d35dace1ddbe3e4f28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e87675771a7c619de504a2d076e114e07be55d8f8cb9d35dace1ddbe3e4f28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e87675771a7c619de504a2d076e114e07be55d8f8cb9d35dace1ddbe3e4f28e", kill_on_drop: false }`
[INFO] [stdout] 8e87675771a7c619de504a2d076e114e07be55d8f8cb9d35dace1ddbe3e4f28e
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 4feb98cbd519c5bf94168efb0721236e19a6c0375e98ce80b9407c06dc83120e
[INFO] running `Command { std: "docker" "start" "-a" "4feb98cbd519c5bf94168efb0721236e19a6c0375e98ce80b9407c06dc83120e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling nl-parser v0.1.1
[INFO] [stderr]    Compiling nlsd v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "4feb98cbd519c5bf94168efb0721236e19a6c0375e98ce80b9407c06dc83120e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4feb98cbd519c5bf94168efb0721236e19a6c0375e98ce80b9407c06dc83120e", kill_on_drop: false }`
[INFO] [stdout] 4feb98cbd519c5bf94168efb0721236e19a6c0375e98ce80b9407c06dc83120e
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 089a72d6bf7963e3b8bb225766202abfd5e69e09a9bb66ee112c87e0fc091ac1
[INFO] running `Command { std: "docker" "start" "-a" "089a72d6bf7963e3b8bb225766202abfd5e69e09a9bb66ee112c87e0fc091ac1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling nlsd v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/ser.rs:811:10
[INFO] [stdout]     |
[INFO] [stdout] 811 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.19s
[INFO] running `Command { std: "docker" "inspect" "089a72d6bf7963e3b8bb225766202abfd5e69e09a9bb66ee112c87e0fc091ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "089a72d6bf7963e3b8bb225766202abfd5e69e09a9bb66ee112c87e0fc091ac1", kill_on_drop: false }`
[INFO] [stdout] 089a72d6bf7963e3b8bb225766202abfd5e69e09a9bb66ee112c87e0fc091ac1
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6302b2e7f1fab53e89c95631dcdeba14344e3f17e0095ed0ee4f84fe4ba49956
[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" "6302b2e7f1fab53e89c95631dcdeba14344e3f17e0095ed0ee4f84fe4ba49956", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/ser.rs:811:10
[INFO] [stderr]     |
[INFO] [stderr] 811 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nlsd` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nlsd-e8f02c5f7b23cc6a)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test de::tests::deserialize_char ... ok
[INFO] [stdout] test de::tests::deserialize_enum ... ok
[INFO] [stdout] test de::tests::deserialize_nested_list_map ... ok
[INFO] [stdout] test de::tests::deserialize_unit ... ok
[INFO] [stdout] test de::tests::deserialize_list ... ok
[INFO] [stdout] test de::tests::deserialize_nested_map ... ok
[INFO] [stdout] test ser::tests::humanize_string ... ok
[INFO] [stdout] test de::tests::deserialize_struct ... ok
[INFO] [stdout] test ser::tests::serialize_empty ... ok
[INFO] [stdout] test de::tests::deserialize_nested_list ... ok
[INFO] [stdout] test de::tests::deserialize_option ... ok
[INFO] [stdout] test de::tests::deserialize_str ... ok
[INFO] [stdout] test de::tests::deserialize_unit_variant ... ok
[INFO] [stdout] test ser::tests::serialize_bool ... ok
[INFO] [stdout] test de::tests::deserialize_number ... ok
[INFO] [stdout] test de::tests::deserialize_bool ... ok
[INFO] [stdout] test de::tests::deserialize_nested_map_list ... ok
[INFO] [stdout] test de::tests::deserialize_map ... ok
[INFO] [stdout] test de::tests::deserialize_nested_object ... ok
[INFO] [stdout] test de::tests::deserialize_newtype_struct ... ok
[INFO] [stdout] test ser::tests::serialize_num ... ok
[INFO] [stdout] test ser::tests::serialize_str ... ok
[INFO] [stdout] test ser::tests::serialize_newtype_variant ... ok
[INFO] [stdout] test ser::tests::serialize_tuple_struct ... ok
[INFO] [stdout] test ser::tests::serialize_list ... ok
[INFO] [stdout] test ser::tests::serialize_tuple ... ok
[INFO] [stdout] test ser::tests::serialize_map ... ok
[INFO] [stdout] test ser::tests::serialize_unit_struct ... ok
[INFO] [stdout] test ser::tests::serialize_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nlsd
[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" "6302b2e7f1fab53e89c95631dcdeba14344e3f17e0095ed0ee4f84fe4ba49956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6302b2e7f1fab53e89c95631dcdeba14344e3f17e0095ed0ee4f84fe4ba49956", kill_on_drop: false }`
[INFO] [stdout] 6302b2e7f1fab53e89c95631dcdeba14344e3f17e0095ed0ee4f84fe4ba49956