[INFO] fetching crate miniserde-enum 0.1.3...
[INFO] testing miniserde-enum-0.1.3 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate miniserde-enum 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate miniserde-enum 0.1.3 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate miniserde-enum 0.1.3
[INFO] finished tweaking crates.io crate miniserde-enum 0.1.3
[INFO] tweaked toml for crates.io crate miniserde-enum 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate miniserde-enum 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", 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] 5a086c20f48cb1943a0b9d4742535c5f52c5f826d45c9d5045ca2e9afafc39f6
[INFO] running `Command { std: "docker" "start" "-a" "5a086c20f48cb1943a0b9d4742535c5f52c5f826d45c9d5045ca2e9afafc39f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a086c20f48cb1943a0b9d4742535c5f52c5f826d45c9d5045ca2e9afafc39f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a086c20f48cb1943a0b9d4742535c5f52c5f826d45c9d5045ca2e9afafc39f6", kill_on_drop: false }`
[INFO] [stdout] 5a086c20f48cb1943a0b9d4742535c5f52c5f826d45c9d5045ca2e9afafc39f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 91d0ff8223043f77ace4268c3ad763650347808cb77be62eca86d76eae4d03b6
[INFO] running `Command { std: "docker" "start" "-a" "91d0ff8223043f77ace4268c3ad763650347808cb77be62eca86d76eae4d03b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling mini-internal v0.1.12
[INFO] [stderr]    Compiling miniserde v0.1.12
[INFO] [stderr]    Compiling miniserde-enum v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.29s
[INFO] running `Command { std: "docker" "inspect" "91d0ff8223043f77ace4268c3ad763650347808cb77be62eca86d76eae4d03b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d0ff8223043f77ace4268c3ad763650347808cb77be62eca86d76eae4d03b6", kill_on_drop: false }`
[INFO] [stdout] 91d0ff8223043f77ace4268c3ad763650347808cb77be62eca86d76eae4d03b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--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] f95defd75f62d5a3ca73020458237924dfbf07ae14505032bd886d71b6a5fe6e
[INFO] running `Command { std: "docker" "start" "-a" "f95defd75f62d5a3ca73020458237924dfbf07ae14505032bd886d71b6a5fe6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling miniserde-enum v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> tests/serialize.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |     #[serde(tag = "type")]
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 7 |     #[derive(Serialize_enum)]
[INFO] [stdout]   |              -------------- the attribute is introduced here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> tests/serialize.rs:44:7
[INFO] [stdout]    |
[INFO] [stdout] 44 |     #[serde(untagged)]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 45 |     #[derive(Serialize_enum)]
[INFO] [stdout]    |              -------------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `Command { std: "docker" "inspect" "f95defd75f62d5a3ca73020458237924dfbf07ae14505032bd886d71b6a5fe6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f95defd75f62d5a3ca73020458237924dfbf07ae14505032bd886d71b6a5fe6e", kill_on_drop: false }`
[INFO] [stdout] f95defd75f62d5a3ca73020458237924dfbf07ae14505032bd886d71b6a5fe6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9970c2b136ef3323bd3fa5082f48843f63e0616bba53310c5fc2c073ef4dbdd4
[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" "9970c2b136ef3323bd3fa5082f48843f63e0616bba53310c5fc2c073ef4dbdd4", kill_on_drop: false }`
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]  --> tests/serialize.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 |     #[serde(tag = "type")]
[INFO] [stderr]   |       ^^^^^
[INFO] [stderr] 7 |     #[derive(Serialize_enum)]
[INFO] [stderr]   |              -------------- the attribute is introduced here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> tests/serialize.rs:44:7
[INFO] [stderr]    |
[INFO] [stderr] 44 |     #[serde(untagged)]
[INFO] [stderr]    |       ^^^^^
[INFO] [stderr] 45 |     #[derive(Serialize_enum)]
[INFO] [stderr]    |              -------------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/miniserde_enum-bc66144b0deab28a)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/deserialize.rs (/opt/rustwide/target/debug/deps/deserialize-d47837b516d15880)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serialize.rs (/opt/rustwide/target/debug/deps/serialize-972253640e9c15f1)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_adjacent ... ok
[INFO] [stdout] test test_external ... ok
[INFO] [stdout] test test_internal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test generic_unnamed ... ok
[INFO] [stdout] test test_untagged ... ok
[INFO] [stderr]    Doc-tests miniserde-enum
[INFO] [stdout] test test_external ... ok
[INFO] [stdout] test generic_named ... ok
[INFO] [stdout] test test_internal ... 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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9970c2b136ef3323bd3fa5082f48843f63e0616bba53310c5fc2c073ef4dbdd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9970c2b136ef3323bd3fa5082f48843f63e0616bba53310c5fc2c073ef4dbdd4", kill_on_drop: false }`
[INFO] [stdout] 9970c2b136ef3323bd3fa5082f48843f63e0616bba53310c5fc2c073ef4dbdd4