[INFO] cloning repository https://github.com/asutorufg/learnrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asutorufg/learnrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasutorufg%2Flearnrust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f4b5c49a53a51f0a441b2b3a7ff37b0d8a08ce4
[INFO] testing asutorufg/learnrust against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasutorufg%2Flearnrust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/asutorufg/learnrust
[INFO] finished tweaking git repo https://github.com/asutorufg/learnrust
[INFO] tweaked toml for git repo https://github.com/asutorufg/learnrust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
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[INFO] crate git repo https://github.com/asutorufg/learnrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "7d0fcb01d660c26edd6bd8cd2ce81d6c2e6f87eb534b8ce48ae1233e63e6a4bd", kill_on_drop: false }`
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[INFO] [stdout] ed598033b4ae3c17c48beb4fd38a9464bcacc4ca29747aa2f3a3bb03337df1c6
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[INFO] [stdout] warning: field `style` is never read
[INFO] [stdout]  --> src/sub_mod/hosting/iterator_test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Shoe {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 3 |     size: u32,
[INFO] [stdout] 4 |     style: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Shoe` 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: fields `0` and `1` are never read
[INFO] [stdout]   --> src/sub_mod/hosting/smartpointers_test.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Con(u32, Box<List>),
[INFO] [stdout]    |     --- ^^^  ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Con(u32, Box<List>),
[INFO] [stdout] 11 +     Con((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/sub_mod/hosting/smartpointers_test.rs:98:10
[INFO] [stdout]    |
[INFO] [stdout] 98 |     Cons(i32, Rc<List2>),
[INFO] [stdout]    |     ---- ^^^  ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 98 -     Cons(i32, Rc<List2>),
[INFO] [stdout] 98 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a`, `b`, and `c` are never read
[INFO] [stdout]   --> src/sub_mod/hosting/test.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     struct Dd {
[INFO] [stdout]    |            -- fields in this struct
[INFO] [stdout] 82 |         a: String,
[INFO] [stdout]    |         ^
[INFO] [stdout] 83 |         b: String,
[INFO] [stdout]    |         ^
[INFO] [stdout] 84 |         c: u64,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dd` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a` and `b` are never read
[INFO] [stdout]   --> src/sub_mod/hosting/trait_test.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Point<T> {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 21 |     a: T,
[INFO] [stdout]    |     ^
[INFO] [stdout] 22 |     b: T,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sub_mod/hosting/vector_test.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Int(i32),
[INFO] [stdout]    |         --- ^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpreadsheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -         Int(i32),
[INFO] [stdout] 31 +         Int(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sub_mod/hosting/vector_test.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Float(f64),
[INFO] [stdout]    |         ----- ^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpreadsheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 32 -         Float(f64),
[INFO] [stdout] 32 +         Float(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sub_mod/hosting/vector_test.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Text(String),
[INFO] [stdout]    |         ---- ^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpreadsheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 33 -         Text(String),
[INFO] [stdout] 33 +         Text(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect2` is never used
[INFO] [stdout]    --> src/sub_mod/stream/connect.rs:112:14
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub async fn connect2() -> Result<(), ConnectError> {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LocalConnector` is never constructed
[INFO] [stdout]    --> src/sub_mod/stream/connect.rs:148:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | struct LocalConnector;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect3` is never used
[INFO] [stdout]    --> src/sub_mod/stream/connect.rs:168:14
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub async fn connect3() -> Result<(), ConnectError> {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.32s
[INFO] running `Command { std: "docker" "inspect" "ed598033b4ae3c17c48beb4fd38a9464bcacc4ca29747aa2f3a3bb03337df1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed598033b4ae3c17c48beb4fd38a9464bcacc4ca29747aa2f3a3bb03337df1c6", kill_on_drop: false }`
[INFO] [stdout] ed598033b4ae3c17c48beb4fd38a9464bcacc4ca29747aa2f3a3bb03337df1c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a03f47d875f2bddd08a1fbc9cb16999ccd3ffb1fbbba812e15f7f82d232bfb74
[INFO] running `Command { std: "docker" "start" "-a" "a03f47d875f2bddd08a1fbc9cb16999ccd3ffb1fbbba812e15f7f82d232bfb74", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `style` is never read
[INFO] [stdout]  --> src/sub_mod/hosting/iterator_test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Shoe {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 3 |     size: u32,
[INFO] [stdout] 4 |     style: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Shoe` 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: fields `0` and `1` are never read
[INFO] [stdout]   --> src/sub_mod/hosting/smartpointers_test.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Con(u32, Box<List>),
[INFO] [stdout]    |     --- ^^^  ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Con(u32, Box<List>),
[INFO] [stdout] 11 +     Con((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/sub_mod/hosting/smartpointers_test.rs:98:10
[INFO] [stdout]    |
[INFO] [stdout] 98 |     Cons(i32, Rc<List2>),
[INFO] [stdout]    |     ---- ^^^  ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 98 -     Cons(i32, Rc<List2>),
[INFO] [stdout] 98 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a`, `b`, and `c` are never read
[INFO] [stdout]   --> src/sub_mod/hosting/test.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     struct Dd {
[INFO] [stdout]    |            -- fields in this struct
[INFO] [stdout] 82 |         a: String,
[INFO] [stdout]    |         ^
[INFO] [stdout] 83 |         b: String,
[INFO] [stdout]    |         ^
[INFO] [stdout] 84 |         c: u64,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dd` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a` and `b` are never read
[INFO] [stdout]   --> src/sub_mod/hosting/trait_test.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Point<T> {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 21 |     a: T,
[INFO] [stdout]    |     ^
[INFO] [stdout] 22 |     b: T,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sub_mod/hosting/vector_test.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Int(i32),
[INFO] [stdout]    |         --- ^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpreadsheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -         Int(i32),
[INFO] [stdout] 31 +         Int(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sub_mod/hosting/vector_test.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Float(f64),
[INFO] [stdout]    |         ----- ^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpreadsheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 32 -         Float(f64),
[INFO] [stdout] 32 +         Float(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sub_mod/hosting/vector_test.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Text(String),
[INFO] [stdout]    |         ---- ^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpreadsheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 33 -         Text(String),
[INFO] [stdout] 33 +         Text(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect2` is never used
[INFO] [stdout]    --> src/sub_mod/stream/connect.rs:112:14
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub async fn connect2() -> Result<(), ConnectError> {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LocalConnector` is never constructed
[INFO] [stdout]    --> src/sub_mod/stream/connect.rs:148:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | struct LocalConnector;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect3` is never used
[INFO] [stdout]    --> src/sub_mod/stream/connect.rs:168:14
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub async fn connect3() -> Result<(), ConnectError> {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "a03f47d875f2bddd08a1fbc9cb16999ccd3ffb1fbbba812e15f7f82d232bfb74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03f47d875f2bddd08a1fbc9cb16999ccd3ffb1fbbba812e15f7f82d232bfb74", kill_on_drop: false }`
[INFO] [stdout] a03f47d875f2bddd08a1fbc9cb16999ccd3ffb1fbbba812e15f7f82d232bfb74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa4a264ec325d39378f9d16990c1272905c6aaa882c6d0ec8766fbb810283e39
[INFO] running `Command { std: "docker" "start" "-a" "aa4a264ec325d39378f9d16990c1272905c6aaa882c6d0ec8766fbb810283e39", kill_on_drop: false }`
[INFO] [stderr] warning: field `style` is never read
[INFO] [stderr]  --> src/sub_mod/hosting/iterator_test.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct Shoe {
[INFO] [stderr]   |        ---- field in this struct
[INFO] [stderr] 3 |     size: u32,
[INFO] [stderr] 4 |     style: String,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Shoe` 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: fields `0` and `1` are never read
[INFO] [stderr]   --> src/sub_mod/hosting/smartpointers_test.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Con(u32, Box<List>),
[INFO] [stderr]    |     --- ^^^  ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 11 -     Con(u32, Box<List>),
[INFO] [stderr] 11 +     Con((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/sub_mod/hosting/smartpointers_test.rs:98:10
[INFO] [stderr]    |
[INFO] [stderr] 98 |     Cons(i32, Rc<List2>),
[INFO] [stderr]    |     ---- ^^^  ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 98 -     Cons(i32, Rc<List2>),
[INFO] [stderr] 98 +     Cons((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `a`, `b`, and `c` are never read
[INFO] [stderr]   --> src/sub_mod/hosting/test.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |     struct Dd {
[INFO] [stderr]    |            -- fields in this struct
[INFO] [stderr] 82 |         a: String,
[INFO] [stderr]    |         ^
[INFO] [stderr] 83 |         b: String,
[INFO] [stderr]    |         ^
[INFO] [stderr] 84 |         c: u64,
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Dd` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `a` and `b` are never read
[INFO] [stderr]   --> src/sub_mod/hosting/trait_test.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct Point<T> {
[INFO] [stderr]    |        ----- fields in this struct
[INFO] [stderr] 21 |     a: T,
[INFO] [stderr]    |     ^
[INFO] [stderr] 22 |     b: T,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/sub_mod/hosting/vector_test.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         Int(i32),
[INFO] [stderr]    |         --- ^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SpreadsheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 31 -         Int(i32),
[INFO] [stderr] 31 +         Int(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/sub_mod/hosting/vector_test.rs:32:15
[INFO] [stderr]    |
[INFO] [stderr] 32 |         Float(f64),
[INFO] [stderr]    |         ----- ^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SpreadsheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 32 -         Float(f64),
[INFO] [stderr] 32 +         Float(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/sub_mod/hosting/vector_test.rs:33:14
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Text(String),
[INFO] [stderr]    |         ---- ^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SpreadsheetCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 33 -         Text(String),
[INFO] [stderr] 33 +         Text(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: function `connect2` is never used
[INFO] [stderr]    --> src/sub_mod/stream/connect.rs:112:14
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub async fn connect2() -> Result<(), ConnectError> {
[INFO] [stderr]     |              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LocalConnector` is never constructed
[INFO] [stderr]    --> src/sub_mod/stream/connect.rs:148:8
[INFO] [stderr]     |
[INFO] [stderr] 148 | struct LocalConnector;
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `connect3` is never used
[INFO] [stderr]    --> src/sub_mod/stream/connect.rs:168:14
[INFO] [stderr]     |
[INFO] [stderr] 168 | pub async fn connect3() -> Result<(), ConnectError> {
[INFO] [stderr]     |              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hello-rust` (bin "hello-rust" test) generated 11 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_rust-53519ff92f768a67)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test sub_mod::hosting::link_test::test::test_link ... ok
[INFO] [stdout] test sub_mod::hosting::test_test::result_test ... FAILED
[INFO] [stdout] test sub_mod::hosting::test_test::it_works ... ok
[INFO] [stderr] error: test failed, to rerun pass `--bin hello-rust`
[INFO] [stdout] test sub_mod::hosting::test_test::another - should panic ... ok
[INFO] [stdout] test sub_mod::hosting::test_test::assert_test - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- sub_mod::hosting::test_test::result_test stdout ----
[INFO] [stdout] Error: "two plus two does not equal four"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     sub_mod::hosting::test_test::result_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa4a264ec325d39378f9d16990c1272905c6aaa882c6d0ec8766fbb810283e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4a264ec325d39378f9d16990c1272905c6aaa882c6d0ec8766fbb810283e39", kill_on_drop: false }`
[INFO] [stdout] aa4a264ec325d39378f9d16990c1272905c6aaa882c6d0ec8766fbb810283e39
