[INFO] cloning repository https://github.com/Kousay-Jebir/lb-rs-prototype
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kousay-Jebir/lb-rs-prototype" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKousay-Jebir%2Flb-rs-prototype", kill_on_drop: false }`
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[INFO] [stdout] 127bb4a9691fa210efd4e266845b8f4a103a0764
[INFO] testing Kousay-Jebir/lb-rs-prototype against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKousay-Jebir%2Flb-rs-prototype" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Kousay-Jebir/lb-rs-prototype
[INFO] finished tweaking git repo https://github.com/Kousay-Jebir/lb-rs-prototype
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[INFO] validating manifest of git repo https://github.com/Kousay-Jebir/lb-rs-prototype on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
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[INFO] crate git repo https://github.com/Kousay-Jebir/lb-rs-prototype already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: unexpected `cfg` condition value: `no-network`
[INFO] [stdout]   --> src/io/mod.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(feature = "no-network", derive(Clone))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `no-network` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `err` is never read
[INFO] [stdout]  --> src/bin/enum_approach.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct LbErr {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 2 |     err: &'static str
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `field` is never read
[INFO] [stdout]  --> src/bin/enum_approach.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct LbInner {
[INFO] [stdout]   |        ------- field in this struct
[INFO] [stdout] 8 |     field: usize
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_other_stuff` is never used
[INFO] [stdout]   --> src/bin/enum_approach.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl LbInner {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_other_stuff` is never used
[INFO] [stdout]   --> src/bin/enum_approach.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl LbProxy {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_other_stuff` is never used
[INFO] [stdout]   --> src/bin/enum_approach.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Lb {
[INFO] [stdout]    | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/enum_approach.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     lb.do_stuff(); 
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let _ = lb.do_stuff(); 
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `err` is never read
[INFO] [stdout]  --> src/bin/trait_approach.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct LbErr {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 4 |     err: &'static str
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `LbErr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `field` is never read
[INFO] [stdout]   --> src/bin/trait_approach.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct RealLb {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 14 |     field: usize
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lb` and `rt` are never read
[INFO] [stdout]   --> src/bin/trait_approach.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct BlockingLb {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 69 |     lb: Box<dyn Lb>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 70 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `do_stuff`, and `do_other_stuff` are never used
[INFO] [stdout]   --> src/bin/trait_approach.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | impl BlockingLb {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 74 |     
[INFO] [stdout] 75 |     fn init(flag: bool) -> LbResult<Self> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |     fn do_stuff(&self) -> LbResult<u32> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 98 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/trait_approach.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     lb.do_stuff().await;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let _ = lb.do_stuff().await;
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/trait_approach.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     lb.do_other_stuff().await;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let _ = lb.do_other_stuff().await;
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "f6522face3ebf6938fa8d9475f68811f45a25293247553ba06aebb5b5b637f1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6522face3ebf6938fa8d9475f68811f45a25293247553ba06aebb5b5b637f1b", kill_on_drop: false }`
[INFO] [stdout] f6522face3ebf6938fa8d9475f68811f45a25293247553ba06aebb5b5b637f1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8a6577c5e999589bc19be4cba68984db857a3117a87562b20fc8291610b70de
[INFO] running `Command { std: "docker" "start" "-a" "d8a6577c5e999589bc19be4cba68984db857a3117a87562b20fc8291610b70de", kill_on_drop: false }`
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling variant_count v1.1.0
[INFO] [stdout] warning: unexpected `cfg` condition value: `no-network`
[INFO] [stdout]   --> src/io/mod.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(feature = "no-network", derive(Clone))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `no-network` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling indicatif v0.17.0-rc.11
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling lb-rs-prototype v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `err` is never read
[INFO] [stdout]  --> src/bin/enum_approach.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct LbErr {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 2 |     err: &'static str
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `field` is never read
[INFO] [stdout]  --> src/bin/enum_approach.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct LbInner {
[INFO] [stdout]   |        ------- field in this struct
[INFO] [stdout] 8 |     field: usize
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_other_stuff` is never used
[INFO] [stdout]   --> src/bin/enum_approach.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl LbInner {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_other_stuff` is never used
[INFO] [stdout]   --> src/bin/enum_approach.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl LbProxy {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_other_stuff` is never used
[INFO] [stdout]   --> src/bin/enum_approach.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Lb {
[INFO] [stdout]    | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/enum_approach.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     lb.do_stuff(); 
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let _ = lb.do_stuff(); 
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `err` is never read
[INFO] [stdout]  --> src/bin/trait_approach.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct LbErr {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 4 |     err: &'static str
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `LbErr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `field` is never read
[INFO] [stdout]   --> src/bin/trait_approach.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct RealLb {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 14 |     field: usize
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lb` and `rt` are never read
[INFO] [stdout]   --> src/bin/trait_approach.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct BlockingLb {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 69 |     lb: Box<dyn Lb>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 70 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `do_stuff`, and `do_other_stuff` are never used
[INFO] [stdout]   --> src/bin/trait_approach.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | impl BlockingLb {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 74 |     
[INFO] [stdout] 75 |     fn init(flag: bool) -> LbResult<Self> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |     fn do_stuff(&self) -> LbResult<u32> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 98 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/trait_approach.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     lb.do_stuff().await;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let _ = lb.do_stuff().await;
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/trait_approach.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     lb.do_other_stuff().await;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let _ = lb.do_other_stuff().await;
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `no-network`
[INFO] [stdout]   --> src/io/mod.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(feature = "no-network", derive(Clone))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `no-network` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.82s
[INFO] running `Command { std: "docker" "inspect" "d8a6577c5e999589bc19be4cba68984db857a3117a87562b20fc8291610b70de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a6577c5e999589bc19be4cba68984db857a3117a87562b20fc8291610b70de", kill_on_drop: false }`
[INFO] [stdout] d8a6577c5e999589bc19be4cba68984db857a3117a87562b20fc8291610b70de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b8340d7ec0c42449811b69cc41f8ea71c252413ca8db3d7d79df4f74be97fbe
[INFO] running `Command { std: "docker" "start" "-a" "6b8340d7ec0c42449811b69cc41f8ea71c252413ca8db3d7d79df4f74be97fbe", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `no-network`
[INFO] [stderr]   --> src/io/mod.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | #[cfg_attr(feature = "no-network", derive(Clone))]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]    |
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stderr]    = help: consider adding `no-network` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lb-rs-prototype` (lib) generated 1 warning
[INFO] [stderr] warning: field `err` is never read
[INFO] [stderr]  --> src/bin/trait_approach.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct LbErr {
[INFO] [stderr]   |            ----- field in this struct
[INFO] [stderr] 4 |     err: &'static str
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `LbErr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `field` is never read
[INFO] [stderr]   --> src/bin/trait_approach.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct RealLb {
[INFO] [stderr]    |        ------ field in this struct
[INFO] [stderr] 14 |     field: usize
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `lb` and `rt` are never read
[INFO] [stderr]   --> src/bin/trait_approach.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub struct BlockingLb {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr] 69 |     lb: Box<dyn Lb>,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 70 |     rt: Arc<Runtime>,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `init`, `do_stuff`, and `do_other_stuff` are never used
[INFO] [stderr]   --> src/bin/trait_approach.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 73 | impl BlockingLb {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 74 |     
[INFO] [stderr] 75 |     fn init(flag: bool) -> LbResult<Self> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 94 |     fn do_stuff(&self) -> LbResult<u32> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 98 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/bin/trait_approach.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     lb.do_stuff().await;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let _ = lb.do_stuff().await;
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/bin/trait_approach.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     lb.do_other_stuff().await;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let _ = lb.do_other_stuff().await;
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `err` is never read
[INFO] [stderr]  --> src/bin/enum_approach.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct LbErr {
[INFO] [stderr]   |            ----- field in this struct
[INFO] [stderr] 2 |     err: &'static str
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `field` is never read
[INFO] [stderr]  --> src/bin/enum_approach.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct LbInner {
[INFO] [stderr]   |        ------- field in this struct
[INFO] [stderr] 8 |     field: usize
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `do_other_stuff` is never used
[INFO] [stderr]   --> src/bin/enum_approach.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl LbInner {
[INFO] [stderr]    | ------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 17 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `do_other_stuff` is never used
[INFO] [stderr]   --> src/bin/enum_approach.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | impl LbProxy {
[INFO] [stderr]    | ------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 34 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `do_other_stuff` is never used
[INFO] [stderr]   --> src/bin/enum_approach.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | impl Lb {
[INFO] [stderr]    | ------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 53 |     fn do_other_stuff(&self) -> LbResult<f32> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/bin/enum_approach.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     lb.do_stuff(); 
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let _ = lb.do_stuff(); 
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `lb-rs-prototype` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `lb-rs-prototype` (bin "trait_approach" test) generated 6 warnings
[INFO] [stderr] warning: `lb-rs-prototype` (bin "enum_approach" test) generated 6 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lb_rs_prototype-0bd77c01a7f44f32)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test model::account::test_account_serialization::account_serialize_deserialize ... ok
[INFO] [stdout] test model::account::test_account_key_and_phrase::account_key_and_phrase_eq ... ok
[INFO] [stdout] test model::account::test_account_serialization::verify_account_v1 ... ok
[INFO] [stdout] test model::account::test_account_serialization::verify_account_phrase ... ok
[INFO] [stdout] test model::account::test_account_serialization::verify_account_v2 ... ok
[INFO] [stdout] test model::filename::unit_tests::test_back_to_name ... ok
[INFO] [stdout] test model::filename::unit_tests::test_name_components ... ok
[INFO] [stdout] test model::filename::unit_tests::test_next_in_children ... ok
[INFO] [stdout] test model::filename::unit_tests::test_next_variant ... ok
[INFO] [stdout] test model::secret_filename::unit_tests::test_to_string_from_string ... ok
[INFO] [stdout] test model::symkey::unit_tests::test_generate_encrypt_decrypt ... ok
[INFO] [stdout] test model::secret_filename::unit_tests::attempt_value_forge ... ok
[INFO] [stdout] test model::secret_filename::unit_tests::test_hmac_encryption_failure ... ok
[INFO] [stdout] test model::text::buffer::test::buffer_merge_crash ... ok
[INFO] [stdout] test model::text::buffer::test::buffer_merge_insert ... ok
[INFO] [stdout] test model::text::buffer::test::buffer_merge_insert_replace ... ok
[INFO] [stdout] test model::text::buffer::test::buffer_merge_infix_replace ... ok
[INFO] [stdout] test model::compression_service::compress_decompress ... ok
[INFO] [stdout] test model::text::buffer::test::buffer_merge_postfix_replace ... ok
[INFO] [stdout] test model::text::offset_types::test::contains ... ok
[INFO] [stdout] test model::text::buffer::test::buffer_merge_prefix_replace ... ok
[INFO] [stdout] test model::text::buffer::test::buffer_merge_nonintersecting_replace ... ok
[INFO] [stdout] test model::pubkey::unit_tests::same_sk_same_pk_sanity_check ... ok
[INFO] [stdout] test model::text::offset_types::test::contains_empty ... ok
[INFO] [stdout] test model::text::test::diff_full_replace ... ok
[INFO] [stdout] test model::text::test::diff_partial_replace ... ok
[INFO] [stdout] test model::pubkey::unit_tests::ec_test_sign_verify_late ... ok
[INFO] [stdout] test model::access_info::unit_tests::encrypt_decrypt_2 ... ok
[INFO] [stdout] test model::pubkey::unit_tests::ec_test_sign_verify ... ok
[INFO] [stdout] test model::pubkey::unit_tests::ec_test_shared_secret_one_party ... ok
[INFO] [stdout] test model::pubkey::unit_tests::ec_test_shared_secret_two_parties ... ok
[INFO] [stdout] test model::access_info::unit_tests::encrypt_decrypt_1 ... ok
[INFO] [stdout] test model::text::test::diff_fuzz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/enum_approach.rs (/opt/rustwide/target/debug/deps/enum_approach-ec24d4112ffd8626)
[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]      Running unittests src/bin/trait_approach.rs (/opt/rustwide/target/debug/deps/trait_approach-6344fa27a83062a5)
[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]    Doc-tests lb_rs_prototype
[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" "6b8340d7ec0c42449811b69cc41f8ea71c252413ca8db3d7d79df4f74be97fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8340d7ec0c42449811b69cc41f8ea71c252413ca8db3d7d79df4f74be97fbe", kill_on_drop: false }`
[INFO] [stdout] 6b8340d7ec0c42449811b69cc41f8ea71c252413ca8db3d7d79df4f74be97fbe