[INFO] fetching crate serbia 0.4.3...
[INFO] testing serbia-0.4.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate serbia 0.4.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate serbia 0.4.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serbia 0.4.3
[INFO] finished tweaking crates.io crate serbia 0.4.3
[INFO] tweaked toml for crates.io crate serbia 0.4.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80f3d793536e2887b15f2729df73b415042abb2678a61d035a56bbc323d9900f
[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" "80f3d793536e2887b15f2729df73b415042abb2678a61d035a56bbc323d9900f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80f3d793536e2887b15f2729df73b415042abb2678a61d035a56bbc323d9900f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f3d793536e2887b15f2729df73b415042abb2678a61d035a56bbc323d9900f", kill_on_drop: false }`
[INFO] [stdout] 80f3d793536e2887b15f2729df73b415042abb2678a61d035a56bbc323d9900f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] d8fa14e5e337a3eda6f30e28aff458f1f4d1b2f1c715ddc2a225c423b38e3ca1
[INFO] running `Command { std: "docker" "start" "-a" "d8fa14e5e337a3eda6f30e28aff458f1f4d1b2f1c715ddc2a225c423b38e3ca1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serbia v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `Command { std: "docker" "inspect" "d8fa14e5e337a3eda6f30e28aff458f1f4d1b2f1c715ddc2a225c423b38e3ca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8fa14e5e337a3eda6f30e28aff458f1f4d1b2f1c715ddc2a225c423b38e3ca1", kill_on_drop: false }`
[INFO] [stdout] d8fa14e5e337a3eda6f30e28aff458f1f4d1b2f1c715ddc2a225c423b38e3ca1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41a8b6d9e61ba09cd2ea0f7b7a8d6a4ad834b690bf48334996a24b49657e8c45
[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" "41a8b6d9e61ba09cd2ea0f7b7a8d6a4ad834b690bf48334996a24b49657e8c45", kill_on_drop: false }`
[INFO] [stderr]    Compiling serbia v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.94s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/serbia-03556abf6f6cca29)
[INFO] [stderr]   Executable tests/01_basic_use.rs (/opt/rustwide/target/debug/deps/01_basic_use-d40952303ef80477)
[INFO] [stderr]   Executable tests/02_serbia_field_attrs.rs (/opt/rustwide/target/debug/deps/02_serbia_field_attrs-f6cbfede0aad775e)
[INFO] [stderr]   Executable tests/03_serde_field_attrs.rs (/opt/rustwide/target/debug/deps/03_serde_field_attrs-01ac0d054add144a)
[INFO] [stderr]   Executable tests/04_mem_leaks.rs (/opt/rustwide/target/debug/deps/04_mem_leaks-b0537b7c6f93b121)
[INFO] running `Command { std: "docker" "inspect" "41a8b6d9e61ba09cd2ea0f7b7a8d6a4ad834b690bf48334996a24b49657e8c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a8b6d9e61ba09cd2ea0f7b7a8d6a4ad834b690bf48334996a24b49657e8c45", kill_on_drop: false }`
[INFO] [stdout] 41a8b6d9e61ba09cd2ea0f7b7a8d6a4ad834b690bf48334996a24b49657e8c45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] 3523a410526e3237ddcfa6425f8186a7000486318284520477c7865d365c6e04
[INFO] running `Command { std: "docker" "start" "-a" "3523a410526e3237ddcfa6425f8186a7000486318284520477c7865d365c6e04", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serbia-03556abf6f6cca29)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test item::tests::detect_deserialize ... ok
[INFO] [stdout] test item::tests::detect_serialize_deserialize_qualified ... ok
[INFO] [stdout] test item::tests::parse_big_array_len ... ok
[INFO] [stdout] test item::tests::no_serde_derive ... ok
[INFO] [stdout] test item::tests::detect_serialize_deserialize ... ok
[INFO] [stdout] test item::tests::detect_serialize ... ok
[INFO] [stdout] test item::tests::manual_bufsize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/01_basic_use.rs (/opt/rustwide/target/debug/deps/01_basic_use-d40952303ef80477)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test generics ... ok
[INFO] [stdout] test tuple_struct_roundtrip ... ok
[INFO] [stdout] test regular_struct_roundtrip ... ok
[INFO] [stdout] test constant ... ok
[INFO] [stdout] test enum_roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/02_serbia_field_attrs.rs (/opt/rustwide/target/debug/deps/02_serbia_field_attrs-f6cbfede0aad775e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test skip_field ... ok
[INFO] [stdout] test type_alias ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/03_serde_field_attrs.rs (/opt/rustwide/target/debug/deps/03_serde_field_attrs-01ac0d054add144a)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test skip_serializing ... ok
[INFO] [stdout] test serialize_deserialize_with ... ok
[INFO] [stdout] test skip_serializing_if_false ... ok
[INFO] [stdout] test skip_field ... ok
[INFO] [stdout] test skip_serializing_if_true ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/04_mem_leaks.rs (/opt/rustwide/target/debug/deps/04_mem_leaks-b0537b7c6f93b121)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test deserializing_failure_mem_leak ... ok
[INFO] [stdout] test mem_safety_regression_test ... 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]    Doc-tests serbia
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - serbia (line 281) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 142) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 123) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 216) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 160) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 181) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 196) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 99) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3523a410526e3237ddcfa6425f8186a7000486318284520477c7865d365c6e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3523a410526e3237ddcfa6425f8186a7000486318284520477c7865d365c6e04", kill_on_drop: false }`
[INFO] [stdout] 3523a410526e3237ddcfa6425f8186a7000486318284520477c7865d365c6e04