[INFO] fetching crate ruma-serde 0.4.1...
[INFO] testing ruma-serde-0.4.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate ruma-serde 0.4.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ruma-serde 0.4.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-serde 0.4.1
[INFO] finished tweaking crates.io crate ruma-serde 0.4.1
[INFO] tweaked toml for crates.io crate ruma-serde 0.4.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1890885d85e4818a42b42cccfcf1b0c4370109393c11c8c225861a3aba0cb06e
[INFO] running `Command { std: "docker" "start" "-a" "1890885d85e4818a42b42cccfcf1b0c4370109393c11c8c225861a3aba0cb06e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1890885d85e4818a42b42cccfcf1b0c4370109393c11c8c225861a3aba0cb06e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1890885d85e4818a42b42cccfcf1b0c4370109393c11c8c225861a3aba0cb06e", kill_on_drop: false }`
[INFO] [stdout] 1890885d85e4818a42b42cccfcf1b0c4370109393c11c8c225861a3aba0cb06e
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17a599284012a49e9745128b63c7523c4178128ac8e9b20bd5d1b4237ae4d70c
[INFO] running `Command { std: "docker" "start" "-a" "17a599284012a49e9745128b63c7523c4178128ac8e9b20bd5d1b4237ae4d70c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling js_int v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling ruma-serde-macros v0.4.1
[INFO] [stderr]    Compiling ruma-serde v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.69s
[INFO] running `Command { std: "docker" "inspect" "17a599284012a49e9745128b63c7523c4178128ac8e9b20bd5d1b4237ae4d70c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a599284012a49e9745128b63c7523c4178128ac8e9b20bd5d1b4237ae4d70c", kill_on_drop: false }`
[INFO] [stdout] 17a599284012a49e9745128b63c7523c4178128ac8e9b20bd5d1b4237ae4d70c
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 332da2edb90db6addaf8092934165214bdc2ee279bb7cec749ac6b95577f883c
[INFO] running `Command { std: "docker" "start" "-a" "332da2edb90db6addaf8092934165214bdc2ee279bb7cec749ac6b95577f883c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruma-serde v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "332da2edb90db6addaf8092934165214bdc2ee279bb7cec749ac6b95577f883c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332da2edb90db6addaf8092934165214bdc2ee279bb7cec749ac6b95577f883c", kill_on_drop: false }`
[INFO] [stdout] 332da2edb90db6addaf8092934165214bdc2ee279bb7cec749ac6b95577f883c
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2581b07fe11c963c42a4f91edf24e18f907fcc2404cd64ae6d52c4132ccbabf3
[INFO] running `Command { std: "docker" "start" "-a" "2581b07fe11c963c42a4f91edf24e18f907fcc2404cd64ae6d52c4132ccbabf3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruma_serde-e81d6aac64a4b9b2)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test canonical_json::tests::serialize_map_to_canonical ... ok
[INFO] [stdout] test canonical_json::tests::check_canonical_sorts_keys ... ok
[INFO] [stdout] test canonical_json::tests::serialize_canon ... ok
[INFO] [stdout] test canonical_json::tests::to_canonical ... ok
[INFO] [stdout] test duration::opt_ms::tests::deserialize_none_by_absence ... ok
[INFO] [stdout] test duration::opt_ms::tests::deserialize_none_by_null ... ok
[INFO] [stdout] test canonical_json::value::tests::to_string ... ok
[INFO] [stdout] test duration::opt_ms::tests::deserialize_some ... ok
[INFO] [stdout] test duration::secs::tests::deserialize ... ok
[INFO] [stdout] test duration::opt_ms::tests::serialize_some ... ok
[INFO] [stdout] test duration::opt_ms::tests::serialize_none ... ok
[INFO] [stdout] test urlencoded::de::val_or_vec::tests::cow_borrowed ... ok
[INFO] [stdout] test duration::secs::tests::serialize ... ok
[INFO] [stdout] test urlencoded::de::val_or_vec::tests::cow_owned ... ok
[INFO] [stdout] test strings::tests::int_or_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/empty_strings.rs (/opt/rustwide/target/debug/deps/empty_strings-b35cbe73b638da1b)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/enum_derive.rs (/opt/rustwide/target/debug/deps/enum_derive-875aa16144985652)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test empty_de ... ok
[INFO] [stdout] test empty_se ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/url_deserialize.rs (/opt/rustwide/target/debug/deps/url_deserialize-bc4d80cefb902a11)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test as_ref_str ... ok
[INFO] [stdout] test display ... ok
[INFO] [stdout] test deserialize ... ok
[INFO] [stdout] test serialize ... ok
[INFO] [stdout] test from_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stderr]      Running tests/url_serialize.rs (/opt/rustwide/target/debug/deps/url_serialize-4a0685444b0bd2a7)
[INFO] [stdout] test deserialize_borrowed_str ... ok
[INFO] [stdout] test deserialize_list_of_newtype ... ok
[INFO] [stdout] test deserialize_nested_list_option ... ignored
[INFO] [stdout] test deserialize_nested_struct ... ignored
[INFO] [stdout] test deserialize_nested_struct_with_list ... ignored
[INFO] [stdout] test deserialize_bytes ... ok
[INFO] [stdout] test deserialize_list_of_enum ... ok
[INFO] [stdout] test deserialize_list_of_str ... ok
[INFO] [stdout] test deserialize_multiple_lists ... ok
[INFO] [stdout] test deserialize_list_of_option ... ok
[INFO] [stdout] test deserialize_nested_list ... ok
[INFO] [stdout] test deserialize_newtype_i32 ... ok
[INFO] [stdout] test deserialize_newstruct ... ok
[INFO] [stdout] test deserialize_option ... ok
[INFO] [stdout] test deserialize_reader ... ok
[INFO] [stdout] test deserialize_str ... ok
[INFO] [stdout] test deserialize_numlist ... ok
[INFO] [stdout] test deserialize_struct ... ok
[INFO] [stdout] test deserialize_with_serde_attributes ... ok
[INFO] [stdout] test deserialize_unit_type ... ok
[INFO] [stdout] test deserialize_unit_enum ... ok
[INFO] [stdout] test deserialize_unit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test serialize_nested_struct ... ignored
[INFO] [stdout] test serialize_nested_struct_with_list ... ignored
[INFO] [stdout] test serialize_option_map_int ... ok
[INFO] [stdout] test serialize_option_map_string ... ok
[INFO] [stdout] test serialize_unit_type ... ok
[INFO] [stdout] test serialize_option_map_bool ... ok
[INFO] [stdout] test serialize_multiple_lists ... ok
[INFO] [stdout] test serialize_unit_enum ... ok
[INFO] [stdout] test serialize_list_of_option ... ok
[INFO] [stdout] test serialize_list_of_newtype ... ok
[INFO] [stdout] test serialize_list_of_enum ... ok
[INFO] [stdout] test serialize_nested_list ... ok
[INFO] [stdout] test serialize_list_of_str ... ok
[INFO] [stdout] test serialize_map_bool ... ok
[INFO] [stdout] test serialize_newtype_i32 ... ok
[INFO] [stdout] test serialize_unit_struct ... ok
[INFO] [stdout] test serialize_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruma-serde
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/raw.rs - raw::Raw<T>::get_field (line 73) - compile ... ok
[INFO] [stdout] test src/raw.rs - raw::Raw (line 25) - compile ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::Array (line 61) ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::Bool (line 31) ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::String (line 51) ... ok
[INFO] [stdout] test src/urlencoded/de.rs - urlencoded::de::from_bytes (line 24) ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::Null (line 21) ... ok
[INFO] [stdout] test src/urlencoded/ser.rs - urlencoded::ser::to_string (line 15) ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::Integer (line 41) ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::Object (line 73) ... ok
[INFO] [stdout] test src/urlencoded/de.rs - urlencoded::de::from_str (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2581b07fe11c963c42a4f91edf24e18f907fcc2404cd64ae6d52c4132ccbabf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2581b07fe11c963c42a4f91edf24e18f907fcc2404cd64ae6d52c4132ccbabf3", kill_on_drop: false }`
[INFO] [stdout] 2581b07fe11c963c42a4f91edf24e18f907fcc2404cd64ae6d52c4132ccbabf3