[INFO] fetching crate ruma-serde 0.2.3...
[INFO] testing ruma-serde-0.2.3 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate ruma-serde 0.2.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ruma-serde 0.2.3 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-serde 0.2.3
[INFO] finished tweaking crates.io crate ruma-serde 0.2.3
[INFO] tweaked toml for crates.io crate ruma-serde 0.2.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cce2f0d8e0e36d43305160cdee3f0c9e597258c1a21d08dc655d665913243409
[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" "cce2f0d8e0e36d43305160cdee3f0c9e597258c1a21d08dc655d665913243409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cce2f0d8e0e36d43305160cdee3f0c9e597258c1a21d08dc655d665913243409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce2f0d8e0e36d43305160cdee3f0c9e597258c1a21d08dc655d665913243409", kill_on_drop: false }`
[INFO] [stdout] cce2f0d8e0e36d43305160cdee3f0c9e597258c1a21d08dc655d665913243409
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d09da9cf957a1dfb22896688f30f65e897130366e8ea230401c5bdfa1cce92a3
[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" "d09da9cf957a1dfb22896688f30f65e897130366e8ea230401c5bdfa1cce92a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling js_int v0.1.9
[INFO] [stderr]    Compiling ruma-serde v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `Command { std: "docker" "inspect" "d09da9cf957a1dfb22896688f30f65e897130366e8ea230401c5bdfa1cce92a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d09da9cf957a1dfb22896688f30f65e897130366e8ea230401c5bdfa1cce92a3", kill_on_drop: false }`
[INFO] [stdout] d09da9cf957a1dfb22896688f30f65e897130366e8ea230401c5bdfa1cce92a3
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fcc53432750fe511669dec4297dfb55618434785392bde776a5aa47ebec2912
[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" "1fcc53432750fe511669dec4297dfb55618434785392bde776a5aa47ebec2912", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruma-serde v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "1fcc53432750fe511669dec4297dfb55618434785392bde776a5aa47ebec2912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fcc53432750fe511669dec4297dfb55618434785392bde776a5aa47ebec2912", kill_on_drop: false }`
[INFO] [stdout] 1fcc53432750fe511669dec4297dfb55618434785392bde776a5aa47ebec2912
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 939a7a0c45ff2eaee0bb043a987e2e5fd5c170a1ccae08d13aa2869d334361cb
[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" "939a7a0c45ff2eaee0bb043a987e2e5fd5c170a1ccae08d13aa2869d334361cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruma_serde-62d3296478c0958f
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test duration::opt_ms::tests::test_deserialize_none_by_absence ... ok
[INFO] [stdout] test duration::opt_ms::tests::test_deserialize_some ... ok
[INFO] [stdout] test duration::opt_ms::tests::test_deserialize_none_by_null ... ok
[INFO] [stdout] test duration::opt_ms::tests::test_serialize_none ... ok
[INFO] [stdout] test duration::opt_ms::tests::test_serialize_some ... ok
[INFO] [stdout] test duration::secs::tests::test_serialize ... ok
[INFO] [stdout] test duration::secs::tests::test_deserialize ... ok
[INFO] [stdout] test time::ms_since_unix_epoch::tests::test_deserialize ... ok
[INFO] [stdout] test time::opt_ms_since_unix_epoch::tests::test_deserialize_none_by_absence ... ok
[INFO] [stdout] test time::opt_ms_since_unix_epoch::tests::test_deserialize_none_by_null ... ok
[INFO] [stdout] test time::opt_ms_since_unix_epoch::tests::test_serialize_none ... ok
[INFO] [stdout] test time::opt_ms_since_unix_epoch::tests::test_deserialize_some ... ok
[INFO] [stdout] test urlencoded::de::val_or_vec::tests::cow_borrowed ... ok
[INFO] [stdout] test time::opt_ms_since_unix_epoch::tests::test_serialize_some ... ok
[INFO] [stdout] test urlencoded::de::val_or_vec::tests::cow_owned ... ok
[INFO] [stdout] test time::ms_since_unix_epoch::tests::test_serialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/url_deserialize-7c7f287c79838d49
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test deserialize_borrowed_str ... ok
[INFO] [stdout] test deserialize_bytes ... ok
[INFO] [stdout] test deserialize_list_of_enum ... 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_list_of_option ... ok
[INFO] [stdout] test deserialize_list_of_str ... ok
[INFO] [stdout] test deserialize_newstruct ... ok
[INFO] [stdout] test deserialize_newtype_i32 ... ok
[INFO] [stdout] test deserialize_numlist ... ok
[INFO] [stdout] test deserialize_multiple_lists ... ok
[INFO] [stdout] test deserialize_reader ... ok
[INFO] [stdout] test deserialize_option ... ok
[INFO] [stdout] test deserialize_str ... ok
[INFO] [stdout] test deserialize_unit ... ok
[INFO] [stdout] test deserialize_struct ... ok
[INFO] [stdout] test deserialize_unit_type ... ok
[INFO] [stdout] test deserialize_unit_enum ... ok
[INFO] [stdout] test deserialize_with_serde_attributes ... ok
[INFO] [stdout] test deserialize_nested_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/url_serialize-bc3ff22f50dfb383
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test serialize_list_of_enum ... ok
[INFO] [stdout] test serialize_map ... ok
[INFO] [stdout] test serialize_map_bool ... ok
[INFO] [stdout] test serialize_list_of_newtype ... ok
[INFO] [stdout] test serialize_nested_struct ... ignored
[INFO] [stdout] test serialize_nested_struct_with_list ... ignored
[INFO] [stdout] test serialize_list_of_option ... 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_newtype_i32 ... ok
[INFO] [stdout] test serialize_option_map_bool ... ok
[INFO] [stdout] test serialize_option_map_string ... ok
[INFO] [stdout] test serialize_unit_type ... ok
[INFO] [stdout] test serialize_unit_enum ... ok
[INFO] [stdout] test serialize_unit_struct ... ok
[INFO] [stdout] test serialize_list_of_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruma-serde
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/urlencoded/ser.rs - urlencoded::ser::to_string (line 15) ... 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. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "939a7a0c45ff2eaee0bb043a987e2e5fd5c170a1ccae08d13aa2869d334361cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "939a7a0c45ff2eaee0bb043a987e2e5fd5c170a1ccae08d13aa2869d334361cb", kill_on_drop: false }`
[INFO] [stdout] 939a7a0c45ff2eaee0bb043a987e2e5fd5c170a1ccae08d13aa2869d334361cb