[INFO] cloning repository https://github.com/bigoldcat123/mcp-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bigoldcat123/mcp-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbigoldcat123%2Fmcp-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbigoldcat123%2Fmcp-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] be52858eb3927ffabc8b1e5d0bd34fa85ea75b23 [INFO] checking bigoldcat123/mcp-server against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbigoldcat123%2Fmcp-server" "/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/bigoldcat123/mcp-server [INFO] finished tweaking git repo https://github.com/bigoldcat123/mcp-server [INFO] tweaked toml for git repo https://github.com/bigoldcat123/mcp-server written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/bigoldcat123/mcp-server 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] crate git repo https://github.com/bigoldcat123/mcp-server 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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_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] 7a476c6789ca29b74a9961e46b1e631720cbedfc5af7a31d9128e1dd91e5e288 [INFO] running `Command { std: "docker" "start" "-a" "7a476c6789ca29b74a9961e46b1e631720cbedfc5af7a31d9128e1dd91e5e288", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a476c6789ca29b74a9961e46b1e631720cbedfc5af7a31d9128e1dd91e5e288", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a476c6789ca29b74a9961e46b1e631720cbedfc5af7a31d9128e1dd91e5e288", kill_on_drop: false }` [INFO] [stdout] 7a476c6789ca29b74a9961e46b1e631720cbedfc5af7a31d9128e1dd91e5e288 [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 -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] 042b1f41d4b4036ccd4644edba5d62d5ea3f636ac27d3e3e12b14d53a0b4a780 [INFO] running `Command { std: "docker" "start" "-a" "042b1f41d4b4036ccd4644edba5d62d5ea3f636ac27d3e3e12b14d53a0b4a780", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.97 [INFO] [stderr] Compiling serde_json v1.0.142 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking unicode-ident v1.0.18 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking mcp-server-macro v0.1.0 (/opt/rustwide/workdir/mcp-server-macro) [INFO] [stdout] warning: unused import: `quote::quote` [INFO] [stdout] --> mcp-server-macro/src/lib.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | use quote::quote; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mcp-server-macro/src/lib.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 78 | Vector(Box), [INFO] [stdout] | ------ ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeInfo` 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] 78 - Vector(Box), [INFO] [stdout] 78 + Vector(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mcp-server-macro/src/lib.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 77 | Reference(Box), [INFO] [stdout] | --------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeInfo` 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] 77 - Reference(Box), [INFO] [stdout] 77 + Reference(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mcp-server-macro/src/lib.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 78 | Vector(Box), [INFO] [stdout] | ------ ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeInfo` 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] 78 - Vector(Box), [INFO] [stdout] 78 + Vector(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mcp-server-macro/src/lib.rs:79:12 [INFO] [stdout] | [INFO] [stdout] 79 | Simple(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeInfo` 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] 79 - Simple(String), [INFO] [stdout] 79 + Simple(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mcp-server-macro/src/lib.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 77 | Reference(Box), [INFO] [stdout] | --------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeInfo` 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] 77 - Reference(Box), [INFO] [stdout] 77 + Reference(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mcp-server-macro/src/lib.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 78 | Vector(Box), [INFO] [stdout] | ------ ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeInfo` 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] 78 - Vector(Box), [INFO] [stdout] 78 + Vector(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mcp-server-macro/src/lib.rs:79:12 [INFO] [stdout] | [INFO] [stdout] 79 | Simple(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeInfo` 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] 79 - Simple(String), [INFO] [stdout] 79 + Simple(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking unknown v0.1.0 (/opt/rustwide/workdir/unknown) [INFO] [stderr] Checking mcp-core v0.1.0 (/opt/rustwide/workdir/mcp-core) [INFO] [stderr] Checking mcp-server v0.1.0 (/opt/rustwide/workdir/mcp-server) [INFO] [stdout] warning: unused import: `fmt::Display` [INFO] [stdout] --> mcp-server/src/tool/mod.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, fmt::Display}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fmt::Display` [INFO] [stdout] --> mcp-server/src/tool/mod.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, fmt::Display}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, InitializeRequest> [INFO] [stdout] --> mcp-server/src/lib.rs:191:38 [INFO] [stdout] | [INFO] [stdout] 191 | let _req:InitializeRequest = req.try_into()?; [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 [INFO] [stdout] --> mcp-server/src/lib.rs:191:38 [INFO] [stdout] | [INFO] [stdout] 191 | let _req:InitializeRequest = req.try_into()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mcp-server` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: ControlFlow, InitializeRequest> [INFO] [stdout] --> mcp-server/src/lib.rs:191:38 [INFO] [stdout] | [INFO] [stdout] 191 | let _req:InitializeRequest = req.try_into()?; [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 [INFO] [stdout] --> mcp-server/src/lib.rs:191:38 [INFO] [stdout] | [INFO] [stdout] 191 | let _req:InitializeRequest = req.try_into()?; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mcp-server` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "042b1f41d4b4036ccd4644edba5d62d5ea3f636ac27d3e3e12b14d53a0b4a780", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "042b1f41d4b4036ccd4644edba5d62d5ea3f636ac27d3e3e12b14d53a0b4a780", kill_on_drop: false }` [INFO] [stdout] 042b1f41d4b4036ccd4644edba5d62d5ea3f636ac27d3e3e12b14d53a0b4a780