[INFO] cloning repository https://github.com/common-cold/rust-exchange-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/common-cold/rust-exchange-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcommon-cold%2Frust-exchange-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcommon-cold%2Frust-exchange-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 369bc201f7c8b5fc44a3ea6d920ddfcc46868adc
[INFO] checking common-cold/rust-exchange-server against try#a3a874232ae0a7586b5fbe7483c5a42e157bd62a for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcommon-cold%2Frust-exchange-server" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/common-cold/rust-exchange-server
[INFO] finished tweaking git repo https://github.com/common-cold/rust-exchange-server
[INFO] tweaked toml for git repo https://github.com/common-cold/rust-exchange-server written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/common-cold/rust-exchange-server on toolchain a3a874232ae0a7586b5fbe7483c5a42e157bd62a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/common-cold/rust-exchange-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" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d84aabb8683d67c09ce3a3ea0c9a3d75eb8932d2787e679a4dfe0d96f0b6126
[INFO] running `Command { std: "docker" "start" "-a" "7d84aabb8683d67c09ce3a3ea0c9a3d75eb8932d2787e679a4dfe0d96f0b6126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d84aabb8683d67c09ce3a3ea0c9a3d75eb8932d2787e679a4dfe0d96f0b6126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d84aabb8683d67c09ce3a3ea0c9a3d75eb8932d2787e679a4dfe0d96f0b6126", kill_on_drop: false }`
[INFO] [stdout] 7d84aabb8683d67c09ce3a3ea0c9a3d75eb8932d2787e679a4dfe0d96f0b6126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63c5df86fb696e5ef9c9402f337778d73f7b7f32aa29cf32013c34a6a8842fd3
[INFO] running `Command { std: "docker" "start" "-a" "63c5df86fb696e5ef9c9402f337778d73f7b7f32aa29cf32013c34a6a8842fd3", kill_on_drop: false }`
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[INFO] [stderr]     Checking db v0.1.0 (/opt/rustwide/workdir/db)
[INFO] [stdout] warning: unused variable: `db_balance`
[INFO] [stdout]   --> db/src/balance.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let db_balance = sqlx::query_as!(
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_balance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_balance`
[INFO] [stdout]   --> db/src/balance.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let db_balance = sqlx::query_as!(
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_balance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_order`
[INFO] [stdout]   --> db/src/order.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let db_order = sqlx::query_as!(
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_order`
[INFO] [stdout]   --> db/src/order.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let db_order = sqlx::query_as!(
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking engine v0.1.0 (/opt/rustwide/workdir/engine)
[INFO] [stderr]     Checking workers v0.1.0 (/opt/rustwide/workdir/workers)
[INFO] [stdout] warning: unused import: `net::Shutdown`
[INFO] [stdout]  --> engine/src/engine.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, net::Shutdown};
[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: `net::Shutdown`
[INFO] [stdout]  --> engine/src/engine.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, net::Shutdown};
[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 variable: `key`
[INFO] [stdout]   --> engine/src/engine.rs:57:49
[INFO] [stdout]    |
[INFO] [stdout] 57 |                         EngineIx::CancelOrder { key } => {
[INFO] [stdout]    |                                                 ^^^ help: try ignoring the field: `key: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> engine/src/engine.rs:57:49
[INFO] [stdout]    |
[INFO] [stdout] 57 |                         EngineIx::CancelOrder { key } => {
[INFO] [stdout]    |                                                 ^^^ help: try ignoring the field: `key: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking runtime v0.1.0 (/opt/rustwide/workdir/runtime)
[INFO] [stderr]     Checking backend v0.1.0 (/opt/rustwide/workdir/backend)
[INFO] [stderr]     Checking tests v0.1.0 (/opt/rustwide/workdir/tests)
[INFO] [stdout] warning: unused import: `pool::PoolConnection`
[INFO] [stdout]  --> tests/tests/harness.rs:4:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sqlx::{PgConnection, Pool, Postgres, pool::PoolConnection, postgres::PgPoolOptions};
[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: `self`
[INFO] [stdout]  --> tests/tests/harness.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::sync::mpsc::{self, Sender};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DATABASE_URL` should have a snake case name
[INFO] [stdout]   --> tests/tests/harness.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let DATABASE_URL = env::var("DATABASE_URL").unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `database_url`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DATABASE_URL` should have a snake case name
[INFO] [stdout]   --> tests/tests/harness.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let DATABASE_URL = env::var("DATABASE_URL")?;
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `database_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "63c5df86fb696e5ef9c9402f337778d73f7b7f32aa29cf32013c34a6a8842fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c5df86fb696e5ef9c9402f337778d73f7b7f32aa29cf32013c34a6a8842fd3", kill_on_drop: false }`
[INFO] [stdout] 63c5df86fb696e5ef9c9402f337778d73f7b7f32aa29cf32013c34a6a8842fd3
