[INFO] fetching crate mysql 20.0.1...
[INFO] checking mysql-20.0.1 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate mysql 20.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mysql 20.0.1 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mysql 20.0.1
[INFO] finished tweaking crates.io crate mysql 20.0.1
[INFO] tweaked toml for crates.io crate mysql 20.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a9552cc60cdeeb722cfaf4bb20071792eee127d28fc047c07387549b36078f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a9552cc60cdeeb722cfaf4bb20071792eee127d28fc047c07387549b36078f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a9552cc60cdeeb722cfaf4bb20071792eee127d28fc047c07387549b36078f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a9552cc60cdeeb722cfaf4bb20071792eee127d28fc047c07387549b36078f2", kill_on_drop: false }`
[INFO] [stdout] 9a9552cc60cdeeb722cfaf4bb20071792eee127d28fc047c07387549b36078f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1279e61e6896dc957135f14d57099a92f13194a3745751e55c4906b41fd309f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1279e61e6896dc957135f14d57099a92f13194a3745751e55c4906b41fd309f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking ahash v0.4.6
[INFO] [stderr]    Compiling mysql v20.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling io-enum v0.2.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rust_decimal v1.8.1
[INFO] [stderr]    Compiling derive_utils v0.11.0
[INFO] [stderr]     Checking native-tls v0.2.6
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking time v0.2.22
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking lru v0.6.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking lexical v5.2.0
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking mysql_common v0.24.1
[INFO] [stdout] warning: unused import: `Params`
[INFO] [stdout]     --> src/conn/mod.rs:1093:52
[INFO] [stdout]      |
[INFO] [stdout] 1093 |             LocalInfileHandler, Opts, OptsBuilder, Params, Pool, TxOpts,
[INFO] [stdout]      |                                                    ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.86s
[INFO] running `Command { std: "docker" "inspect" "1279e61e6896dc957135f14d57099a92f13194a3745751e55c4906b41fd309f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1279e61e6896dc957135f14d57099a92f13194a3745751e55c4906b41fd309f5", kill_on_drop: false }`
[INFO] [stdout] 1279e61e6896dc957135f14d57099a92f13194a3745751e55c4906b41fd309f5