[INFO] cloning repository https://github.com/ben-jl/rq-mesh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ben-jl/rq-mesh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben-jl%2Frq-mesh", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben-jl%2Frq-mesh'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e746a6f1f3bbd9aa2501a85fa88fe8d82919e070
[INFO] checking ben-jl/rq-mesh 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%2Fben-jl%2Frq-mesh" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ben-jl/rq-mesh
[INFO] finished tweaking git repo https://github.com/ben-jl/rq-mesh
[INFO] tweaked toml for git repo https://github.com/ben-jl/rq-mesh written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ben-jl/rq-mesh 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/ben-jl/rq-mesh 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ac81e0a0229f16e6cccb0e75b0c090f8e2624eeb0ca821071febac2a98309780
[INFO] running `Command { std: "docker" "start" "-a" "ac81e0a0229f16e6cccb0e75b0c090f8e2624eeb0ca821071febac2a98309780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac81e0a0229f16e6cccb0e75b0c090f8e2624eeb0ca821071febac2a98309780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac81e0a0229f16e6cccb0e75b0c090f8e2624eeb0ca821071febac2a98309780", kill_on_drop: false }`
[INFO] [stdout] ac81e0a0229f16e6cccb0e75b0c090f8e2624eeb0ca821071febac2a98309780
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4818e50c928f66c6dd05b8c0b009660a366efaeb5739b21066f901f339a5af26
[INFO] running `Command { std: "docker" "start" "-a" "4818e50c928f66c6dd05b8c0b009660a366efaeb5739b21066f901f339a5af26", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling pkg-config v0.3.20
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling libsqlite3-sys v0.23.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]     Checking simplelog v0.10.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rqmesh-core v0.1.0 (/opt/rustwide/workdir/rqmesh-core)
[INFO] [stderr]     Checking rusqlite v0.26.0
[INFO] [stderr]     Checking rqmesh-agent v0.1.0 (/opt/rustwide/workdir/rqmesh-agent)
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> rqmesh-agent/src/main.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde::{Deserialize, Serialize};
[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 imports: `deserialize` and `serialize`
[INFO] [stdout]  --> rqmesh-agent/src/main.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use bincode::{deserialize, serialize};
[INFO] [stdout]   |               ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DescribeAgentRequest`, `RqMeshFrame`, and `RqMeshProtocolAction`
[INFO] [stdout]   --> rqmesh-agent/src/main.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rqmesh_core::{RqMeshProtocolAction, RqMeshFrame, DescribeAgentRequest, DescribeAgentResponse };
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `describe` is never used
[INFO] [stdout]    --> rqmesh-agent/src/main.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 114 | impl Agent {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 115 |     fn describe(&self) -> Result<DescribeAgentResponse, RqMeshError> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]   --> rqmesh-agent/src/main.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         std::path::PathBuf::try_from(store_location).expect("STORE_LOCATION must be a valid path");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> rqmesh-agent/src/main.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     agent.listen();
[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] 93 |     let _ = agent.listen();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rqmesh-agent` (bin "rqmesh-agent" test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> rqmesh-agent/src/main.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde::{Deserialize, Serialize};
[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 imports: `deserialize` and `serialize`
[INFO] [stdout]  --> rqmesh-agent/src/main.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use bincode::{deserialize, serialize};
[INFO] [stdout]   |               ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DescribeAgentRequest`, `RqMeshFrame`, and `RqMeshProtocolAction`
[INFO] [stdout]   --> rqmesh-agent/src/main.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rqmesh_core::{RqMeshProtocolAction, RqMeshFrame, DescribeAgentRequest, DescribeAgentResponse };
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `describe` is never used
[INFO] [stdout]    --> rqmesh-agent/src/main.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 114 | impl Agent {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 115 |     fn describe(&self) -> Result<DescribeAgentResponse, RqMeshError> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]   --> rqmesh-agent/src/main.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         std::path::PathBuf::try_from(store_location).expect("STORE_LOCATION must be a valid path");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> rqmesh-agent/src/main.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     agent.listen();
[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] 93 |     let _ = agent.listen();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rqmesh-agent` (bin "rqmesh-agent") due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4818e50c928f66c6dd05b8c0b009660a366efaeb5739b21066f901f339a5af26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4818e50c928f66c6dd05b8c0b009660a366efaeb5739b21066f901f339a5af26", kill_on_drop: false }`
[INFO] [stdout] 4818e50c928f66c6dd05b8c0b009660a366efaeb5739b21066f901f339a5af26
