[INFO] updating cached repository https://github.com/technodeguy/rust-mysql
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0445aea57a1f236336c31fec360d5108e9710763
[INFO] checking technodeguy/rust-mysql against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnodeguy%2Frust-mysql" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/technodeguy/rust-mysql on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/technodeguy/rust-mysql
[INFO] finished tweaking git repo https://github.com/technodeguy/rust-mysql
[INFO] tweaked toml for git repo https://github.com/technodeguy/rust-mysql written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/technodeguy/rust-mysql already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 14544bd6f113cf67d7651e836bfdf8e1ba251070d053b03e0837c2aff449e275
[INFO] running `"docker" "start" "-a" "14544bd6f113cf67d7651e836bfdf8e1ba251070d053b03e0837c2aff449e275"`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling mysql v16.1.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking lexical-core v0.4.6
[INFO] [stderr]     Checking num-complex v0.2.3
[INFO] [stderr]     Checking lexical v2.2.2
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking bigdecimal v0.1.0
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking rust_decimal v1.0.3
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking mysql_common v0.18.0
[INFO] [stderr]     Checking rust-mysql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/main.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         Err(error) => panic!("Error with db connecting")
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `payments`
[INFO] [stderr]   --> src/main.rs:75:10
[INFO] [stderr]    |
[INFO] [stderr] 75 |      let payments = vec![
[INFO] [stderr]    |          ^^^^^^^^ help: consider prefixing with an underscore: `_payments`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `insert_values_query`
[INFO] [stderr]   --> src/main.rs:36:4
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn insert_values_query(values: Vec<Payment>, pool: db::Pool) -> Option<&'static str> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/main.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         Err(error) => panic!("Error with db connecting")
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `payments`
[INFO] [stderr]   --> src/main.rs:75:10
[INFO] [stderr]    |
[INFO] [stderr] 75 |      let payments = vec![
[INFO] [stderr]    |          ^^^^^^^^ help: consider prefixing with an underscore: `_payments`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `insert_values_query`
[INFO] [stderr]   --> src/main.rs:36:4
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn insert_values_query(values: Vec<Payment>, pool: db::Pool) -> Option<&'static str> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.93s
[INFO] running `"docker" "inspect" "14544bd6f113cf67d7651e836bfdf8e1ba251070d053b03e0837c2aff449e275"`
[INFO] running `"docker" "rm" "-f" "14544bd6f113cf67d7651e836bfdf8e1ba251070d053b03e0837c2aff449e275"`
[INFO] [stdout] 14544bd6f113cf67d7651e836bfdf8e1ba251070d053b03e0837c2aff449e275