[INFO] fetching crate serbia 0.4.3...
[INFO] testing serbia-0.4.3 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate serbia 0.4.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate serbia 0.4.3 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e85439aa6806a273966904a8ececdca3e952c6130216c2f21769f4ca8bd4271b
[INFO] running `Command { std: "docker" "start" "-a" "e85439aa6806a273966904a8ececdca3e952c6130216c2f21769f4ca8bd4271b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e85439aa6806a273966904a8ececdca3e952c6130216c2f21769f4ca8bd4271b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85439aa6806a273966904a8ececdca3e952c6130216c2f21769f4ca8bd4271b", kill_on_drop: false }`
[INFO] [stdout] e85439aa6806a273966904a8ececdca3e952c6130216c2f21769f4ca8bd4271b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38f384c1b412c90db0cdf9f9bf5169b88943bd8a82e6e7b0cb079302382dd233
[INFO] running `Command { std: "docker" "start" "-a" "38f384c1b412c90db0cdf9f9bf5169b88943bd8a82e6e7b0cb079302382dd233", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serbia v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.07s
[INFO] running `Command { std: "docker" "inspect" "38f384c1b412c90db0cdf9f9bf5169b88943bd8a82e6e7b0cb079302382dd233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f384c1b412c90db0cdf9f9bf5169b88943bd8a82e6e7b0cb079302382dd233", kill_on_drop: false }`
[INFO] [stdout] 38f384c1b412c90db0cdf9f9bf5169b88943bd8a82e6e7b0cb079302382dd233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb162f4826a9d6b2319d464886c799484c7f03e7199d21d777f386a80d2a8262
[INFO] running `Command { std: "docker" "start" "-a" "eb162f4826a9d6b2319d464886c799484c7f03e7199d21d777f386a80d2a8262", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling serbia v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.32s
[INFO] running `Command { std: "docker" "inspect" "eb162f4826a9d6b2319d464886c799484c7f03e7199d21d777f386a80d2a8262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb162f4826a9d6b2319d464886c799484c7f03e7199d21d777f386a80d2a8262", kill_on_drop: false }`
[INFO] [stdout] eb162f4826a9d6b2319d464886c799484c7f03e7199d21d777f386a80d2a8262
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e9e96d10466b910a0ee15e59f8341a14f3c2a0048064bacc36e448059ea59302
[INFO] running `Command { std: "docker" "start" "-a" "e9e96d10466b910a0ee15e59f8341a14f3c2a0048064bacc36e448059ea59302", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serbia-fc54b085c85f8dd2)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test item::tests::detect_deserialize ... 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] test item::tests::parse_big_array_len ... ok
[INFO] [stdout] test item::tests::detect_serialize_deserialize_qualified ... ok
[INFO] [stdout] test item::tests::no_serde_derive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/01_basic_use.rs (/opt/rustwide/target/debug/deps/01_basic_use-3de78305e53c095f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test enum_roundtrip ... ok
[INFO] [stdout] test constant ... ok
[INFO] [stdout] test regular_struct_roundtrip ... ok
[INFO] [stdout] test tuple_struct_roundtrip ... ok
[INFO] [stderr]      Running tests/02_serbia_field_attrs.rs (/opt/rustwide/target/debug/deps/02_serbia_field_attrs-3291f8109a71cd37)
[INFO] [stdout] test generics ... 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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/03_serde_field_attrs.rs (/opt/rustwide/target/debug/deps/03_serde_field_attrs-f4527bbd0b695304)
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test skip_field ... ok
[INFO] [stdout] test skip_serializing_if_true ... ok
[INFO] [stdout] test serialize_deserialize_with ... ok
[INFO] [stdout] test skip_serializing_if_false ... ok
[INFO] [stderr]      Running tests/04_mem_leaks.rs (/opt/rustwide/target/debug/deps/04_mem_leaks-1baeba899251e324)
[INFO] [stdout] test skip_serializing ... 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] [stderr]    Doc-tests serbia
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - serbia (line 281) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 196) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 142) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 160) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 216) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 123) ... ok
[INFO] [stdout] test src/lib.rs - serbia (line 181) ... 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 1.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e9e96d10466b910a0ee15e59f8341a14f3c2a0048064bacc36e448059ea59302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e96d10466b910a0ee15e59f8341a14f3c2a0048064bacc36e448059ea59302", kill_on_drop: false }`
[INFO] [stdout] e9e96d10466b910a0ee15e59f8341a14f3c2a0048064bacc36e448059ea59302