[INFO] fetching crate bubble-db 0.1.0...
[INFO] checking bubble-db-0.1.0 against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] extracting crate bubble-db 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate bubble-db 0.1.0
[INFO] finished tweaking crates.io crate bubble-db 0.1.0
[INFO] tweaked toml for crates.io crate bubble-db 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bubble-db 0.1.0 on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bubble-db 0.1.0 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" "+54cf65b8d066c082e536455049b95943cf30378f" "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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e046bd1cb00481466760c01fedac002bf4b9e2b51a2f1300f7b2a403c06bf5f3
[INFO] running `Command { std: "docker" "start" "-a" "e046bd1cb00481466760c01fedac002bf4b9e2b51a2f1300f7b2a403c06bf5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e046bd1cb00481466760c01fedac002bf4b9e2b51a2f1300f7b2a403c06bf5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e046bd1cb00481466760c01fedac002bf4b9e2b51a2f1300f7b2a403c06bf5f3", kill_on_drop: false }`
[INFO] [stdout] e046bd1cb00481466760c01fedac002bf4b9e2b51a2f1300f7b2a403c06bf5f3
[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" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84d34519fce618ff3b2d50ea6649b77a72f8c909274f4d60098e44a356e48382
[INFO] running `Command { std: "docker" "start" "-a" "84d34519fce618ff3b2d50ea6649b77a72f8c909274f4d60098e44a356e48382", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.114
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[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling mysql-common-derive v0.30.2
[INFO] [stderr]    Compiling mysql-common-derive v0.32.1
[INFO] [stderr]     Checking tinystr v0.8.2
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[INFO] [stderr]    Compiling mysql_common v0.30.6
[INFO] [stderr]     Checking config v0.13.4
[INFO] [stderr]     Checking tokio-util v0.7.18
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[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking tokio-postgres v0.7.16
[INFO] [stderr]     Checking sqlx-core v0.7.2
[INFO] [stderr]     Checking rusqlite v0.29.0
[INFO] [stderr]     Checking mysql_async v0.36.1
[INFO] [stderr]     Checking bb8-postgres v0.8.1
[INFO] [stderr]     Checking postgres v0.19.12
[INFO] [stderr]     Checking sqlx-postgres v0.7.2
[INFO] [stderr]     Checking redis v0.22.3
[INFO] [stderr]     Checking redis v0.23.3
[INFO] [stderr]     Checking sqlx v0.7.2
[INFO] [stderr]     Checking bb8-redis v0.12.0
[INFO] [stderr]     Checking bubble-db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `total`
[INFO] [stdout]   --> src/mysql.rs:88:29
[INFO] [stdout]    |
[INFO] [stdout] 88 |                         let total = if neg { -total } else { total };
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_total`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total`
[INFO] [stdout]    --> src/mysql.rs:142:29
[INFO] [stdout]     |
[INFO] [stdout] 142 |                         let total = if neg { -total } else { total };
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_total`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total`
[INFO] [stdout]   --> src/mysql.rs:88:29
[INFO] [stdout]    |
[INFO] [stdout] 88 |                         let total = if neg { -total } else { total };
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_total`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total`
[INFO] [stdout]    --> src/mysql.rs:142:29
[INFO] [stdout]     |
[INFO] [stdout] 142 |                         let total = if neg { -total } else { total };
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_total`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sqlite.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut conn = self.conn.lock().await;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sqlite.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut conn = self.conn.lock().await;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.23.3, sqlx-postgres v0.7.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "84d34519fce618ff3b2d50ea6649b77a72f8c909274f4d60098e44a356e48382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d34519fce618ff3b2d50ea6649b77a72f8c909274f4d60098e44a356e48382", kill_on_drop: false }`
[INFO] [stdout] 84d34519fce618ff3b2d50ea6649b77a72f8c909274f4d60098e44a356e48382
