[INFO] cloning repository https://github.com/blogh/fakepostmaster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blogh/fakepostmaster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblogh%2Ffakepostmaster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblogh%2Ffakepostmaster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50fb4050c884631485fd87af774e6e2c07f385ab
[INFO] checking blogh/fakepostmaster against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblogh%2Ffakepostmaster" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/blogh/fakepostmaster
[INFO] finished tweaking git repo https://github.com/blogh/fakepostmaster
[INFO] tweaked toml for git repo https://github.com/blogh/fakepostmaster written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/blogh/fakepostmaster on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/blogh/fakepostmaster 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f302e910328b77fcd360571ffa05d12d049547b701e3d216ee5333ff214f92aa
[INFO] running `Command { std: "docker" "start" "-a" "f302e910328b77fcd360571ffa05d12d049547b701e3d216ee5333ff214f92aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f302e910328b77fcd360571ffa05d12d049547b701e3d216ee5333ff214f92aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f302e910328b77fcd360571ffa05d12d049547b701e3d216ee5333ff214f92aa", kill_on_drop: false }`
[INFO] [stdout] f302e910328b77fcd360571ffa05d12d049547b701e3d216ee5333ff214f92aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98c4ceba4d87c974e0f7133842e5c6be8edb360364c9317c3bfe4c5d1721a13c
[INFO] running `Command { std: "docker" "start" "-a" "98c4ceba4d87c974e0f7133842e5c6be8edb360364c9317c3bfe4c5d1721a13c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]     Checking clap_builder v4.5.38
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling deluxe-core v0.5.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling deluxe-macros v0.5.0
[INFO] [stderr]     Checking clap v4.5.38
[INFO] [stderr]    Compiling deluxe v0.5.0
[INFO] [stderr]    Compiling libpq-serde-macros v0.1.0 (/opt/rustwide/workdir/libpq-serde-macros)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> libpq-serde-macros/src/lib.rs:504:5
[INFO] [stdout]     |
[INFO] [stdout] 365 | /     match &segment.ident.to_string()[..] {
[INFO] [stdout] ...   |
[INFO] [stdout] 501 | |         ),
[INFO] [stdout] 502 | |     }
[INFO] [stdout]     | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 503 |
[INFO] [stdout] 504 |       todo!()
[INFO] [stdout]     |       ^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking libpq-serde-types v0.1.0 (/opt/rustwide/workdir/libpq-serde-types)
[INFO] [stderr]     Checking fakepostmaster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `i32` should have an upper camel case name
[INFO] [stdout]    --> src/handler/passthru.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     i32(fn(i32) -> i32),
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `I32`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bytes`
[INFO] [stdout]  --> src/message/builder.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/message/builder.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use libpq_serde_types::{Deserialize, Serialize};
[INFO] [stdout]   |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Length16`, `NullLength`, and `VecWithEncoding`
[INFO] [stdout]  --> src/message/fbprotocol.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     libpq_types::{Byte, Byte4, Length16, NullLength, VecWithEncoding},
[INFO] [stdout]   |                                ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/message/raw_message.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `i32` should have an upper camel case name
[INFO] [stdout]    --> src/handler/passthru.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     i32(fn(i32) -> i32),
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `I32`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bytes`
[INFO] [stdout]  --> src/message/builder.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/message/builder.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use libpq_serde_types::{Deserialize, Serialize};
[INFO] [stdout]   |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Length16`, `NullLength`, and `VecWithEncoding`
[INFO] [stdout]  --> src/message/fbprotocol.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     libpq_types::{Byte, Byte4, Length16, NullLength, VecWithEncoding},
[INFO] [stdout]   |                                ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/message/raw_message.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `start_lsn` is never read
[INFO] [stdout]    --> src/handler/client.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct CBData {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 108 |     start_lsn: i64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CBData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `database`, `application_name`, and `client_parameters` are never read
[INFO] [stdout]    --> src/handler/client.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub struct ClientMachine {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 195 |     database: String,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 196 |     application_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 197 |     query: Vec<String>,
[INFO] [stdout] 198 |     client_parameters: HashMap<String, String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ClientMachine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start_lsn`, `last_commit_lsn`, and `relation_cache` are never read
[INFO] [stdout]   --> src/handler/passthru.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct CBData {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 88 |     start_lsn: i64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 89 |     last_commit_lsn: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 90 |     relation_cache: HashMap<i32, CBRelation>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CBData` 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: fields `user`, `database`, `application_name`, and `client_parameters` are never read
[INFO] [stdout]    --> src/handler/passthru.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub struct PassThruMachine {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 185 |     user: Option<String>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 186 |     database: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     application_name: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 191 |     client_parameters: HashMap<String, String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PassThruMachine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lsn_split` is never used
[INFO] [stdout]    --> src/handler/passthru.rs:847:4
[INFO] [stdout]     |
[INFO] [stdout] 847 | fn lsn_split(value: i64) -> (i32, i32) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lsn_create` is never used
[INFO] [stdout]    --> src/handler/passthru.rs:853:4
[INFO] [stdout]     |
[INFO] [stdout] 853 | fn lsn_create(upper: i32, lower: i32) -> i64 {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `start_lsn` is never read
[INFO] [stdout]    --> src/handler/client.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct CBData {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 108 |     start_lsn: i64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CBData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `database`, `application_name`, and `client_parameters` are never read
[INFO] [stdout]    --> src/handler/client.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub struct ClientMachine {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 195 |     database: String,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 196 |     application_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 197 |     query: Vec<String>,
[INFO] [stdout] 198 |     client_parameters: HashMap<String, String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ClientMachine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start_lsn`, `last_commit_lsn`, and `relation_cache` are never read
[INFO] [stdout]   --> src/handler/passthru.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct CBData {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 88 |     start_lsn: i64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 89 |     last_commit_lsn: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 90 |     relation_cache: HashMap<i32, CBRelation>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CBData` 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: fields `user`, `database`, `application_name`, and `client_parameters` are never read
[INFO] [stdout]    --> src/handler/passthru.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub struct PassThruMachine {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 185 |     user: Option<String>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 186 |     database: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     application_name: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 191 |     client_parameters: HashMap<String, String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PassThruMachine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lsn_split` is never used
[INFO] [stdout]    --> src/handler/passthru.rs:847:4
[INFO] [stdout]     |
[INFO] [stdout] 847 | fn lsn_split(value: i64) -> (i32, i32) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lsn_create` is never used
[INFO] [stdout]    --> src/handler/passthru.rs:853:4
[INFO] [stdout]     |
[INFO] [stdout] 853 | fn lsn_create(upper: i32, lower: i32) -> i64 {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> examples/passthru.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.32s
[INFO] running `Command { std: "docker" "inspect" "98c4ceba4d87c974e0f7133842e5c6be8edb360364c9317c3bfe4c5d1721a13c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c4ceba4d87c974e0f7133842e5c6be8edb360364c9317c3bfe4c5d1721a13c", kill_on_drop: false }`
[INFO] [stdout] 98c4ceba4d87c974e0f7133842e5c6be8edb360364c9317c3bfe4c5d1721a13c
