[INFO] cloning repository https://github.com/jlgerber/gpi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jlgerber/gpi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlgerber%2Fgpi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlgerber%2Fgpi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b9a6feecafe24c857a45d5379535f003dc2eda2
[INFO] testing jlgerber/gpi against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlgerber%2Fgpi" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jlgerber/gpi on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jlgerber/gpi
[INFO] finished tweaking git repo https://github.com/jlgerber/gpi
[INFO] tweaked toml for git repo https://github.com/jlgerber/gpi written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jlgerber/gpi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded url_serde v0.2.0
[INFO] [stderr]   Downloaded encode_unicode v0.3.5
[INFO] [stderr]   Downloaded structopt v0.2.15
[INFO] [stderr]   Downloaded argon2rs v0.2.5
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded csv v1.0.7
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded structopt-derive v0.2.15
[INFO] [stderr]   Downloaded csv-core v0.1.5
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c02816bfaf767fd1419a831eb3d03d867b7b7cb356faae05aeb59a2902c63343
[INFO] running `Command { std: "docker" "start" "-a" "c02816bfaf767fd1419a831eb3d03d867b7b7cb356faae05aeb59a2902c63343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c02816bfaf767fd1419a831eb3d03d867b7b7cb356faae05aeb59a2902c63343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c02816bfaf767fd1419a831eb3d03d867b7b7cb356faae05aeb59a2902c63343", kill_on_drop: false }`
[INFO] [stdout] c02816bfaf767fd1419a831eb3d03d867b7b7cb356faae05aeb59a2902c63343
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e797521c0c966c5735d6c4634296b498f27900f533b1c7913245b7f1489f367e
[INFO] running `Command { std: "docker" "start" "-a" "e797521c0c966c5735d6c4634296b498f27900f533b1c7913245b7f1489f367e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling cc v1.0.36
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling shellfn-core v0.1.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling shellwords v1.0.0
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling shellfn-attribute v0.1.1
[INFO] [stderr]    Compiling shellfn v0.1.1
[INFO] [stderr]    Compiling csv v1.0.7
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling gpi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/record.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[serde(rename_all = "lowercase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 27 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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]   --> src/record.rs:77:3
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[serde(rename_all = "lowercase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 78 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> src/vcs_type.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[serde(rename_all = "lowercase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 7 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "e797521c0c966c5735d6c4634296b498f27900f533b1c7913245b7f1489f367e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e797521c0c966c5735d6c4634296b498f27900f533b1c7913245b7f1489f367e", kill_on_drop: false }`
[INFO] [stdout] e797521c0c966c5735d6c4634296b498f27900f533b1c7913245b7f1489f367e
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e747730addab036150bcb5c9b5140b8d2ff039bc91c7734e544cef1c91f95fc
[INFO] running `Command { std: "docker" "start" "-a" "3e747730addab036150bcb5c9b5140b8d2ff039bc91c7734e544cef1c91f95fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/record.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[serde(rename_all = "lowercase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 27 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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] [stderr]    Compiling gpi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/record.rs:77:3
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[serde(rename_all = "lowercase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 78 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> src/vcs_type.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[serde(rename_all = "lowercase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 7 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/record.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[serde(rename_all = "lowercase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 27 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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]   --> src/record.rs:77:3
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[serde(rename_all = "lowercase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 78 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> src/vcs_type.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[serde(rename_all = "lowercase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 7 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "3e747730addab036150bcb5c9b5140b8d2ff039bc91c7734e544cef1c91f95fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e747730addab036150bcb5c9b5140b8d2ff039bc91c7734e544cef1c91f95fc", kill_on_drop: false }`
[INFO] [stdout] 3e747730addab036150bcb5c9b5140b8d2ff039bc91c7734e544cef1c91f95fc
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a2869f823caaf27d4359ffe52d0ee969f8dffea99aa9c63b8f933bf6cd43293
[INFO] running `Command { std: "docker" "start" "-a" "8a2869f823caaf27d4359ffe52d0ee969f8dffea99aa9c63b8f933bf6cd43293", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/record.rs:26:3
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[serde(rename_all = "lowercase")]
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 27 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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]   --> src/record.rs:77:3
[INFO] [stderr]    |
[INFO] [stderr] 77 | #[serde(rename_all = "lowercase")]
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 78 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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: derive helper attribute is used before it is introduced
[INFO] [stderr]  --> src/vcs_type.rs:6:3
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[serde(rename_all = "lowercase")]
[INFO] [stderr]   |   ^^^^^
[INFO] [stderr] 7 | #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Deserialize, Serialize)]
[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] [stdout] 
[INFO] [stderr] warning: `gpi` (lib) generated 3 warnings
[INFO] [stdout] running 9 tests
[INFO] [stderr] warning: `gpi` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gpi-fa42a9e0555a1f36)
[INFO] [stdout] test package_type::tests::can_convert_from_str_ref ... ok
[INFO] [stdout] test record::tests::can_deserialize_json ... ok
[INFO] [stdout] test record::tests::can_deserialize_from_reader ... ok
[INFO] [stdout] test package_type::tests::can_convert_from_string ... ok
[INFO] [stdout] test record::tests::can_new_up ... ok
[INFO] [stdout] test vcs_tag::tests::can_convert_from_string ... ok
[INFO] [stdout] test vcs_tag::tests::can_deserialize_tagsloc_from_json ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gpi-99cf216efb3bbe41)
[INFO] [stdout] test vcs_tag::tests::can_convert_from_str_ref ... ok
[INFO] [stdout] test vcs_tag::tests::can_deserialize_trunkloc_from_json ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gpi
[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] [stderr] error[E0659]: `gpi` is ambiguous (name vs any other name during import resolution)
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub use gpi::GPI;
[INFO] [stderr]    |         ^^^ ambiguous name
[INFO] [stderr]    |
[INFO] [stderr]    = note: `gpi` could refer to a crate passed with `--extern`
[INFO] [stderr]    = help: use `::gpi` to refer to this crate unambiguously
[INFO] [stderr] note: `gpi` could also refer to the module defined here
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub mod gpi;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    = help: use `crate::gpi` to refer to this module unambiguously
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0659`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "8a2869f823caaf27d4359ffe52d0ee969f8dffea99aa9c63b8f933bf6cd43293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2869f823caaf27d4359ffe52d0ee969f8dffea99aa9c63b8f933bf6cd43293", kill_on_drop: false }`
[INFO] [stdout] 8a2869f823caaf27d4359ffe52d0ee969f8dffea99aa9c63b8f933bf6cd43293
