[INFO] fetching crate nanoserde 0.1.29...
[INFO] testing nanoserde-0.1.29 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate nanoserde 0.1.29 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nanoserde 0.1.29 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nanoserde 0.1.29
[INFO] finished tweaking crates.io crate nanoserde 0.1.29
[INFO] tweaked toml for crates.io crate nanoserde 0.1.29 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nanoserde-derive v0.1.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 2ce31dc13ea3b73b8a08f378e05d34ff78d2afbda4d58c3331b4f0147b9fa41b
[INFO] running `Command { std: "docker" "start" "-a" "2ce31dc13ea3b73b8a08f378e05d34ff78d2afbda4d58c3331b4f0147b9fa41b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ce31dc13ea3b73b8a08f378e05d34ff78d2afbda4d58c3331b4f0147b9fa41b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce31dc13ea3b73b8a08f378e05d34ff78d2afbda4d58c3331b4f0147b9fa41b", kill_on_drop: false }`
[INFO] [stdout] 2ce31dc13ea3b73b8a08f378e05d34ff78d2afbda4d58c3331b4f0147b9fa41b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e1d1c28de5d538972d3d1f2950fa5eb25c46621b3e5fdc726bf265a199a53f2
[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" "0e1d1c28de5d538972d3d1f2950fa5eb25c46621b3e5fdc726bf265a199a53f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling nanoserde-derive v0.1.18
[INFO] [stderr]    Compiling nanoserde v0.1.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "0e1d1c28de5d538972d3d1f2950fa5eb25c46621b3e5fdc726bf265a199a53f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1d1c28de5d538972d3d1f2950fa5eb25c46621b3e5fdc726bf265a199a53f2", kill_on_drop: false }`
[INFO] [stdout] 0e1d1c28de5d538972d3d1f2950fa5eb25c46621b3e5fdc726bf265a199a53f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6235ec47a703e77dbb48e33f655a00fe2b9f6f1014a26bf60beb03c3ce2e1f85
[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" "6235ec47a703e77dbb48e33f655a00fe2b9f6f1014a26bf60beb03c3ce2e1f85", kill_on_drop: false }`
[INFO] [stderr]    Compiling nanoserde v0.1.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.08s
[INFO] running `Command { std: "docker" "inspect" "6235ec47a703e77dbb48e33f655a00fe2b9f6f1014a26bf60beb03c3ce2e1f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6235ec47a703e77dbb48e33f655a00fe2b9f6f1014a26bf60beb03c3ce2e1f85", kill_on_drop: false }`
[INFO] [stdout] 6235ec47a703e77dbb48e33f655a00fe2b9f6f1014a26bf60beb03c3ce2e1f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47b17da5c11a7cefe01dc2fbc8893e0b799a47f96546e4201c1abd3a5e504afe
[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" "47b17da5c11a7cefe01dc2fbc8893e0b799a47f96546e4201c1abd3a5e504afe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nanoserde-ed6bb16a59ac5c10)
[INFO] [stderr]      Running tests/bin.rs (/opt/rustwide/target/debug/deps/bin-0d96b79d5c59f21d)
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test pub_tuple_struct ... ok
[INFO] [stderr]      Running tests/json.rs (/opt/rustwide/target/debug/deps/json-900415f39a148866)
[INFO] [stdout] test field_proxy ... ok
[INFO] [stdout] test tuple_struct ... ok
[INFO] [stdout] test binary ... ok
[INFO] [stdout] test struct_proxy ... ok
[INFO] [stdout] test enums ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test field_proxy ... ok
[INFO] [stdout] test exponents ... ok
[INFO] [stdout] test hashmaps ... ok
[INFO] [stdout] test one_field ... ok
[INFO] [stdout] test empty2 ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test de_enum ... ok
[INFO] [stdout] test de_tuple_fields ... ok
[INFO] [stdout] test de ... ok
[INFO] [stdout] test path_type ... ok
[INFO] [stdout] test de_non_exhaustive ... ok
[INFO] [stdout] test de_option_one_field ... ok
[INFO] [stdout] test rename ... ok
[INFO] [stdout] test de_ser_enum ... ok
[INFO] [stdout] test de_options ... ok
[INFO] [stdout] test array ... ok
[INFO] [stdout] test doctests ... ok
[INFO] [stdout] test de_container_default ... ok
[INFO] [stdout] test jsonerror ... ok
[INFO] [stdout] test tuple_struct ... ok
[INFO] [stdout] test one_field_map ... ok
[INFO] [stdout] test tuple_struct2 ... ok
[INFO] [stdout] test test_various_escapes ... ok
[INFO] [stdout] test de_field_default ... ok
[INFO] [stdout] test tuple_struct_transparent ... ok
[INFO] [stderr]      Running tests/ron.rs (/opt/rustwide/target/debug/deps/ron-9562c6c4218e2bb6)
[INFO] [stdout] test test_surrogate_pairs_exhaustively ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.70s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test array ... ok
[INFO] [stdout] test path_type ... ok
[INFO] [stdout] test rename ... ok
[INFO] [stdout] test ron_de ... ok
[INFO] [stdout] test de_enum ... ok
[INFO] [stdout] test ronerror ... ok
[INFO] [stdout] test test_various_escapes ... ok
[INFO] [stdout] test tuple_struct ... ok
[INFO] [stdout] test one_field_map ... ok
[INFO] [stdout] test one_field ... ok
[INFO] [stdout] test hashmaps ... ok
[INFO] [stdout] test exponents ... ok
[INFO] [stdout] test de_container_default ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test doctests ... ok
[INFO] [stdout] test de_field_default ... ok
[INFO] [stderr]      Running tests/ser_de.rs (/opt/rustwide/target/debug/deps/ser_de-4172c11d822723f6)
[INFO] [stdout] test test_surrogate_pairs_exhaustively ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.43s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test ser_de ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/toml.rs (/opt/rustwide/target/debug/deps/toml-b4240c37355efb06)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nanoserde
[INFO] [stdout] running 1 test
[INFO] [stdout] test de_toml ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/serde_bin.rs - serde_bin::DeBin::de_bin (line 40) ... ok
[INFO] [stdout] test src/serde_json.rs - serde_json::DeJson::de_json (line 82) ... ok
[INFO] [stdout] test src/serde_ron.rs - serde_ron::DeRon::de_ron (line 78) ... ok
[INFO] [stdout] test src/serde_bin.rs - serde_bin::SerBin::ser_bin (line 17) ... ok
[INFO] [stdout] test src/serde_ron.rs - serde_ron::SerRon::ser_ron (line 52) ... ok
[INFO] [stdout] test src/serde_json.rs - serde_json::SerJson::ser_json (line 58) ... ok
[INFO] [stdout] test src/toml.rs - toml::TomlParser (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "47b17da5c11a7cefe01dc2fbc8893e0b799a47f96546e4201c1abd3a5e504afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47b17da5c11a7cefe01dc2fbc8893e0b799a47f96546e4201c1abd3a5e504afe", kill_on_drop: false }`
[INFO] [stdout] 47b17da5c11a7cefe01dc2fbc8893e0b799a47f96546e4201c1abd3a5e504afe