[INFO] fetching crate cml 0.1.6...
[INFO] checking cml-0.1.6 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cml 0.1.6 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate cml 0.1.6
[INFO] finished tweaking crates.io crate cml 0.1.6
[INFO] tweaked toml for crates.io crate cml 0.1.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cml 0.1.6 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 177 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] [stderr]       Adding schemars v0.8.22 (available: v1.1.0)
[INFO] [stderr]       Adding serde_with v1.14.0 (available: v3.15.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da51773e7793eeffac30d2c4ba5e18db2c59201834a78a0cd86fb4b501f6dbac
[INFO] running `Command { std: "docker" "start" "-a" "da51773e7793eeffac30d2c4ba5e18db2c59201834a78a0cd86fb4b501f6dbac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da51773e7793eeffac30d2c4ba5e18db2c59201834a78a0cd86fb4b501f6dbac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da51773e7793eeffac30d2c4ba5e18db2c59201834a78a0cd86fb4b501f6dbac", kill_on_drop: false }`
[INFO] [stdout] da51773e7793eeffac30d2c4ba5e18db2c59201834a78a0cd86fb4b501f6dbac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df818c963cedfea229507820cab9c8ea0cff6be061088262407dac2b0fa29c6f
[INFO] running `Command { std: "docker" "start" "-a" "df818c963cedfea229507820cab9c8ea0cff6be061088262407dac2b0fa29c6f", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking openssl v0.10.75
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking native-tls v0.2.14
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking cml v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/resolve.rs:77:57
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub async fn search_pat(client: &CmlUser, lab: &Regex, node: &Regex) -> CmlResult<HashMap<String, (LabTopology, Vec<(String, ())>)>> {
[INFO] [stdout]    |                                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/rest.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Unknown(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ApiErrorType` 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] 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] 42 -     Unknown(String),
[INFO] [stdout] 42 +     Unknown(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/rest.rs:45:14
[INFO] [stdout]    |
[INFO] [stdout] 45 |     BadResponse(String, String),
[INFO] [stdout]    |     ----------- ^^^^^^  ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ApiErrorType` 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] 45 -     BadResponse(String, String),
[INFO] [stdout] 45 +     BadResponse((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/rest.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |     JsonDecode(String, String, serde_json::Error),
[INFO] [stdout]    |     ---------- ^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ApiErrorType` 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] 48 -     JsonDecode(String, String, serde_json::Error),
[INFO] [stdout] 48 +     JsonDecode((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code` is never read
[INFO] [stdout]    --> src/rest.rs:144:6
[INFO] [stdout]     |
[INFO] [stdout] 143 | struct BadRequest {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] 144 |     pub code: isize,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/rest.rs:153:2
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub struct CmlUser {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 153 |     token: String,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CmlUser` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StateResponse` is never constructed
[INFO] [stdout]    --> src/rest.rs:366:10
[INFO] [stdout]     |
[INFO] [stdout] 366 |         struct StateResponse {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<NodeDefinition, Infallible>
[INFO] [stdout]    --> src/rest_types.rs:107:60
[INFO] [stdout]     |
[INFO] [stdout] 107 |       fn from_str(s: &str) -> Result<NodeDefinition, Self::Err> {
[INFO] [stdout]     |  _______________________________________________________________^
[INFO] [stdout] 108 | |         for (cml_id, variant) in NodeDefinition::ID_MAPPING {
[INFO] [stdout] 109 | |             if s == *cml_id {
[INFO] [stdout] 110 | |                 return Ok(variant.clone());
[INFO] [stdout] ...   |
[INFO] [stdout] 113 | |         Ok(NodeDefinition::Unknown(s.to_string()))
[INFO] [stdout] 114 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<NodeDefinition, Infallible>
[INFO] [stdout]    --> src/rest_types.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 return Ok(variant.clone());
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<NodeDefinition, Infallible>
[INFO] [stdout]    --> src/rest_types.rs:113:3
[INFO] [stdout]     |
[INFO] [stdout] 113 |         Ok(NodeDefinition::Unknown(s.to_string()))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `NodeDefData` should have a snake case name
[INFO] [stdout]    --> src/rest_types.rs:286:5
[INFO] [stdout]     |
[INFO] [stdout] 286 | mod NodeDefData {
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to snake case: `node_def_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/resolve.rs:77:57
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub async fn search_pat(client: &CmlUser, lab: &Regex, node: &Regex) -> CmlResult<HashMap<String, (LabTopology, Vec<(String, ())>)>> {
[INFO] [stdout]    |                                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/rest.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Unknown(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ApiErrorType` 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] 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] 42 -     Unknown(String),
[INFO] [stdout] 42 +     Unknown(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/rest.rs:45:14
[INFO] [stdout]    |
[INFO] [stdout] 45 |     BadResponse(String, String),
[INFO] [stdout]    |     ----------- ^^^^^^  ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ApiErrorType` 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] 45 -     BadResponse(String, String),
[INFO] [stdout] 45 +     BadResponse((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/rest.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |     JsonDecode(String, String, serde_json::Error),
[INFO] [stdout]    |     ---------- ^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ApiErrorType` 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] 48 -     JsonDecode(String, String, serde_json::Error),
[INFO] [stdout] 48 +     JsonDecode((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code` is never read
[INFO] [stdout]    --> src/rest.rs:144:6
[INFO] [stdout]     |
[INFO] [stdout] 143 | struct BadRequest {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] 144 |     pub code: isize,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/rest.rs:153:2
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub struct CmlUser {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 153 |     token: String,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CmlUser` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StateResponse` is never constructed
[INFO] [stdout]    --> src/rest.rs:366:10
[INFO] [stdout]     |
[INFO] [stdout] 366 |         struct StateResponse {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cml` (lib) due to 3 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<NodeDefinition, Infallible>
[INFO] [stdout]    --> src/rest_types.rs:107:60
[INFO] [stdout]     |
[INFO] [stdout] 107 |       fn from_str(s: &str) -> Result<NodeDefinition, Self::Err> {
[INFO] [stdout]     |  _______________________________________________________________^
[INFO] [stdout] 108 | |         for (cml_id, variant) in NodeDefinition::ID_MAPPING {
[INFO] [stdout] 109 | |             if s == *cml_id {
[INFO] [stdout] 110 | |                 return Ok(variant.clone());
[INFO] [stdout] ...   |
[INFO] [stdout] 113 | |         Ok(NodeDefinition::Unknown(s.to_string()))
[INFO] [stdout] 114 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<NodeDefinition, Infallible>
[INFO] [stdout]    --> src/rest_types.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 return Ok(variant.clone());
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<NodeDefinition, Infallible>
[INFO] [stdout]    --> src/rest_types.rs:113:3
[INFO] [stdout]     |
[INFO] [stdout] 113 |         Ok(NodeDefinition::Unknown(s.to_string()))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `NodeDefData` should have a snake case name
[INFO] [stdout]    --> src/rest_types.rs:286:5
[INFO] [stdout]     |
[INFO] [stdout] 286 | mod NodeDefData {
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to snake case: `node_def_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cml` (lib test) due to 3 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "df818c963cedfea229507820cab9c8ea0cff6be061088262407dac2b0fa29c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df818c963cedfea229507820cab9c8ea0cff6be061088262407dac2b0fa29c6f", kill_on_drop: false }`
[INFO] [stdout] df818c963cedfea229507820cab9c8ea0cff6be061088262407dac2b0fa29c6f
