[INFO] fetching crate rpytest-daemon 0.1.2...
[INFO] checking rpytest-daemon-0.1.2 against master#43a4909ee98ed4d006d9d773f5d94dc58e34f846 for pr-157576
[INFO] extracting crate rpytest-daemon 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rpytest-daemon 0.1.2
[INFO] finished tweaking crates.io crate rpytest-daemon 0.1.2
[INFO] tweaked toml for crates.io crate rpytest-daemon 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rpytest-daemon 0.1.2 on toolchain 43a4909ee98ed4d006d9d773f5d94dc58e34f846
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rpytest-daemon 0.1.2 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" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1fdad6a640e0d240dd238d903d151c4b9911b8fc6a31af5ea3e9ebbfbca5bd21
[INFO] running `Command { std: "docker" "start" "1fdad6a640e0d240dd238d903d151c4b9911b8fc6a31af5ea3e9ebbfbca5bd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1fdad6a640e0d240dd238d903d151c4b9911b8fc6a31af5ea3e9ebbfbca5bd21" "/opt/rustwide/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> build.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]   --> src/executor.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 | use tracing::{debug, error, info, warn};
[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: `error`
[INFO] [stdout]   --> src/pool.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tracing::{debug, error, info, warn};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]   --> src/server.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use uuid::Uuid;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]   --> src/executor.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 | use tracing::{debug, error, info, warn};
[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: `error`
[INFO] [stdout]   --> src/pool.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tracing::{debug, error, info, warn};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]    --> src/pool.rs:761:9
[INFO] [stdout]     |
[INFO] [stdout] 761 |     use std::env;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]   --> src/server.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use uuid::Uuid;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `check_is_flaky` is never used
[INFO] [stdout]    --> src/flakiness.rs:246:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl FlakinessTracker {
[INFO] [stdout]     | --------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 246 |     fn check_is_flaky(record: &FlakinessRecord) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ping` is never constructed
[INFO] [stdout]    --> src/pool.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 131 | enum WorkerRequest {
[INFO] [stdout]     |      ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 135 |     Ping,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WorkerRequest` 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 `exit_code` is never read
[INFO] [stdout]    --> src/pool.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | struct WorkerResponse {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 145 |     exit_code: i32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WorkerResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/embedded.rs:518:39
[INFO] [stdout]     |
[INFO] [stdout] 518 |     fn get_or_create_plugin_class(py: Python) -> Result<Bound<'_, PyAny>> {
[INFO] [stdout]     |                                       ^^^^^^                  ^^ the same lifetime is elided here
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'_`
[INFO] [stdout]     |
[INFO] [stdout] 518 |     fn get_or_create_plugin_class(py: Python<'_>) -> Result<Bound<'_, PyAny>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `check_is_flaky` is never used
[INFO] [stdout]    --> src/flakiness.rs:246:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl FlakinessTracker {
[INFO] [stdout]     | --------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 246 |     fn check_is_flaky(record: &FlakinessRecord) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ping` is never constructed
[INFO] [stdout]    --> src/pool.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 131 | enum WorkerRequest {
[INFO] [stdout]     |      ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 135 |     Ping,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WorkerRequest` 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 `exit_code` is never read
[INFO] [stdout]    --> src/pool.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | struct WorkerResponse {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 145 |     exit_code: i32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WorkerResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/embedded.rs:518:39
[INFO] [stdout]     |
[INFO] [stdout] 518 |     fn get_or_create_plugin_class(py: Python) -> Result<Bound<'_, PyAny>> {
[INFO] [stdout]     |                                       ^^^^^^                  ^^ the same lifetime is elided here
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'_`
[INFO] [stdout]     |
[INFO] [stdout] 518 |     fn get_or_create_plugin_class(py: Python<'_>) -> Result<Bound<'_, PyAny>> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.20s
[INFO] running `Command { std: "docker" "inspect" "1fdad6a640e0d240dd238d903d151c4b9911b8fc6a31af5ea3e9ebbfbca5bd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fdad6a640e0d240dd238d903d151c4b9911b8fc6a31af5ea3e9ebbfbca5bd21", kill_on_drop: false }`
[INFO] [stdout] 1fdad6a640e0d240dd238d903d151c4b9911b8fc6a31af5ea3e9ebbfbca5bd21
