[INFO] fetching crate ruma-serde 0.3.0...
[INFO] testing ruma-serde-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ruma-serde 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ruma-serde 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-serde 0.3.0
[INFO] finished tweaking crates.io crate ruma-serde 0.3.0
[INFO] tweaked toml for crates.io crate ruma-serde 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3eafb6bcb5ed3f3e44585d63c48583f6eed5f314069caa6d17c2148acb7c039
[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" "a3eafb6bcb5ed3f3e44585d63c48583f6eed5f314069caa6d17c2148acb7c039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3eafb6bcb5ed3f3e44585d63c48583f6eed5f314069caa6d17c2148acb7c039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3eafb6bcb5ed3f3e44585d63c48583f6eed5f314069caa6d17c2148acb7c039", kill_on_drop: false }`
[INFO] [stdout] a3eafb6bcb5ed3f3e44585d63c48583f6eed5f314069caa6d17c2148acb7c039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f0deb83ec37231e516074b067ccf1674020f04c2c768aa8f6d69a75c4e7c0b3
[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" "0f0deb83ec37231e516074b067ccf1674020f04c2c768aa8f6d69a75c4e7c0b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling js_int v0.2.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling ruma-serde-macros v0.3.0
[INFO] [stderr]    Compiling ruma-serde v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.69s
[INFO] running `Command { std: "docker" "inspect" "0f0deb83ec37231e516074b067ccf1674020f04c2c768aa8f6d69a75c4e7c0b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0deb83ec37231e516074b067ccf1674020f04c2c768aa8f6d69a75c4e7c0b3", kill_on_drop: false }`
[INFO] [stdout] 0f0deb83ec37231e516074b067ccf1674020f04c2c768aa8f6d69a75c4e7c0b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8776516751e2799db576078031c94f9e794b1e39a2ffca622cf2edd85227165b
[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" "8776516751e2799db576078031c94f9e794b1e39a2ffca622cf2edd85227165b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruma-serde v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.27s
[INFO] running `Command { std: "docker" "inspect" "8776516751e2799db576078031c94f9e794b1e39a2ffca622cf2edd85227165b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8776516751e2799db576078031c94f9e794b1e39a2ffca622cf2edd85227165b", kill_on_drop: false }`
[INFO] [stdout] 8776516751e2799db576078031c94f9e794b1e39a2ffca622cf2edd85227165b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea7e3e68a760f93f918116262e344372f2fabdf688225446f32272682bfb1770
[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" "ea7e3e68a760f93f918116262e344372f2fabdf688225446f32272682bfb1770", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruma_serde-50357ca7e9c695b1
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test canonical_json::test::check_canonical_sorts_keys ... ok
[INFO] [stdout] test canonical_json::value::tests::to_string ... ok
[INFO] [stdout] test duration::opt_ms::tests::deserialize_none_by_absence ... ok
[INFO] [stdout] test canonical_json::test::serialize_canon ... ok
[INFO] [stdout] test canonical_json::test::serialize_map_to_canonical ... ok
[INFO] [stdout] test canonical_json::test::to_canonical ... ok
[INFO] [stdout] test duration::opt_ms::tests::deserialize_none_by_null ... ok
[INFO] [stdout] test time::ms_since_unix_epoch::tests::serialize ... ok
[INFO] [stdout] test time::opt_ms_since_unix_epoch::tests::deserialize_none_by_null ... ok
[INFO] [stdout] test time::opt_ms_since_unix_epoch::tests::deserialize_some ... ok
[INFO] [stdout] test duration::opt_ms::tests::deserialize_some ... ok
[INFO] [stdout] test strings::tests::int_or_string ... ok
[INFO] [stdout] test duration::opt_ms::tests::serialize_none ... ok
[INFO] [stdout] test time::opt_s_since_unix_epoch::tests::deserialize_none_by_absence ... ok
[INFO] [stdout] test duration::opt_ms::tests::serialize_some ... ok
[INFO] [stdout] test duration::secs::tests::serialize ... ok
[INFO] [stdout] test time::opt_s_since_unix_epoch::tests::serialize_some ... ok
[INFO] [stdout] test time::s_since_unix_epoch::tests::deserialize ... ok
[INFO] [stdout] test urlencoded::de::val_or_vec::tests::cow_borrowed ... ok
[INFO] [stdout] test time::opt_s_since_unix_epoch::tests::deserialize_none_by_null ... ok
[INFO] [stdout] test duration::secs::tests::deserialize ... ok
[INFO] [stdout] test time::opt_s_since_unix_epoch::tests::deserialize_some ... ok
[INFO] [stdout] test time::opt_ms_since_unix_epoch::tests::serialize_some ... ok
[INFO] [stdout] test time::opt_ms_since_unix_epoch::tests::deserialize_none_by_absence ... ok
[INFO] [stdout] test time::ms_since_unix_epoch::tests::deserialize ... ok
[INFO] [stdout] test time::opt_ms_since_unix_epoch::tests::serialize_none ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/enum_derive-c68ecc6dcd4f6ba6
[INFO] [stdout] test urlencoded::de::val_or_vec::tests::cow_owned ... ok
[INFO] [stdout] test time::s_since_unix_epoch::tests::serialize ... ok
[INFO] [stdout] test time::opt_s_since_unix_epoch::tests::serialize_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/url_deserialize-29b71befbec1bc6d
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test serialize ... ok
[INFO] [stdout] test display ... ok
[INFO] [stdout] test deserialize ... ok
[INFO] [stdout] test as_ref_str ... 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] [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_borrowed_str ... ok
[INFO] [stdout] test deserialize_newtype_i32 ... ok
[INFO] [stdout] test deserialize_numlist ... ok
[INFO] [stdout] test deserialize_option ... ok
[INFO] [stdout] test deserialize_nested_list ... ok
[INFO] [stdout] test deserialize_multiple_lists ... ok
[INFO] [stdout] test deserialize_reader ... ok
[INFO] [stdout] test deserialize_list_of_str ... ok
[INFO] [stdout] test deserialize_newstruct ... ok
[INFO] [stdout] test deserialize_list_of_enum ... ok
[INFO] [stdout] test deserialize_list_of_newtype ... ok
[INFO] [stdout] test deserialize_list_of_option ... ok
[INFO] [stdout] test deserialize_struct ... ok
[INFO] [stdout] test deserialize_str ... ok
[INFO] [stdout] test deserialize_unit ... ok
[INFO] [stdout] test deserialize_unit_enum ... ok
[INFO] [stdout] test deserialize_with_serde_attributes ... ok
[INFO] [stdout] test deserialize_unit_type ... 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] [stderr]      Running /opt/rustwide/target/debug/deps/url_serialize-b68f38a9f60ae160
[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_list_of_str ... ok
[INFO] [stdout] test serialize_map ... ok
[INFO] [stdout] test serialize_map_bool ... ok
[INFO] [stdout] test serialize_multiple_lists ... ok
[INFO] [stdout] test serialize_nested_list ... ok
[INFO] [stdout] test serialize_option_map_int ... ok
[INFO] [stdout] test serialize_unit_struct ... ok
[INFO] [stdout] test serialize_unit_type ... ok
[INFO] [stdout] test serialize_newtype_i32 ... ok
[INFO] [stdout] test serialize_option_map_bool ... ok
[INFO] [stdout] test serialize_list_of_newtype ... ok
[INFO] [stdout] test serialize_unit_enum ... ok
[INFO] [stdout] test serialize_option_map_string ... ok
[INFO] [stdout] test serialize_list_of_option ... ok
[INFO] [stdout] test serialize_list_of_enum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruma-serde
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/raw.rs - raw::Raw (line 23) ... ignored
[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::Object (line 72) ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::Integer (line 40) ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::Bool (line 30) ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::String (line 50) ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::Array (line 60) ... ok
[INFO] [stdout] test src/canonical_json/value.rs - canonical_json::value::CanonicalJsonValue::Null (line 20) ... ok
[INFO] [stdout] test src/urlencoded/de.rs - urlencoded::de::from_str (line 46) ... ok
[INFO] [stdout] test src/urlencoded/de.rs - urlencoded::de::from_bytes (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 4.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea7e3e68a760f93f918116262e344372f2fabdf688225446f32272682bfb1770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7e3e68a760f93f918116262e344372f2fabdf688225446f32272682bfb1770", kill_on_drop: false }`
[INFO] [stdout] ea7e3e68a760f93f918116262e344372f2fabdf688225446f32272682bfb1770