[INFO] cloning repository https://github.com/suzuki-hoge/rust-web
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suzuki-hoge/rust-web" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuzuki-hoge%2Frust-web", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuzuki-hoge%2Frust-web'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5239fe875557a9fe6efca424aabf03fa3b3cb56
[INFO] building suzuki-hoge/rust-web against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuzuki-hoge%2Frust-web" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/suzuki-hoge/rust-web on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/suzuki-hoge/rust-web
[INFO] finished tweaking git repo https://github.com/suzuki-hoge/rust-web
[INFO] tweaked toml for git repo https://github.com/suzuki-hoge/rust-web written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/suzuki-hoge/rust-web 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded io-enum v1.1.3
[INFO] [stderr]   Downloaded frunk v0.4.2
[INFO] [stderr]   Downloaded mysql_common v0.30.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "40ecb99525309c1185e7891e9084a58de065d47620c444bb6625c9a8d2047aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40ecb99525309c1185e7891e9084a58de065d47620c444bb6625c9a8d2047aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ecb99525309c1185e7891e9084a58de065d47620c444bb6625c9a8d2047aaf", kill_on_drop: false }`
[INFO] [stdout] 40ecb99525309c1185e7891e9084a58de065d47620c444bb6625c9a8d2047aaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3df74b1cba87e93ef48c8eda3d0aa8fe00768a48e3ef0781844f6f4f1879a53
[INFO] running `Command { std: "docker" "start" "-a" "b3df74b1cba87e93ef48c8eda3d0aa8fe00768a48e3ef0781844f6f4f1879a53", kill_on_drop: false }`
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[INFO] [stderr]    Compiling r2d2_mysql v24.0.0
[INFO] [stderr]    Compiling rust-web v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/database/mysql.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn get_conn(&self) -> MutexGuard<Conn> {
[INFO] [stdout]    |                 ^^^^^     ---------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn get_conn(&self) -> MutexGuard<'_, Conn> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "b3df74b1cba87e93ef48c8eda3d0aa8fe00768a48e3ef0781844f6f4f1879a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3df74b1cba87e93ef48c8eda3d0aa8fe00768a48e3ef0781844f6f4f1879a53", kill_on_drop: false }`
[INFO] [stdout] b3df74b1cba87e93ef48c8eda3d0aa8fe00768a48e3ef0781844f6f4f1879a53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dab43f4a0bb9f4a883fc5ea1ffa195b2924e6ad3e4e8f666e463e7497fee923b
[INFO] running `Command { std: "docker" "start" "-a" "dab43f4a0bb9f4a883fc5ea1ffa195b2924e6ad3e4e8f666e463e7497fee923b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling mysql-common-derive v0.30.2
[INFO] [stderr]    Compiling serde v1.0.199
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling rstest v0.18.2
[INFO] [stderr]    Compiling rust_decimal v1.35.0
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]    Compiling mysql_common v0.30.6
[INFO] [stderr]    Compiling mysql v24.0.0
[INFO] [stderr]    Compiling r2d2_mysql v24.0.0
[INFO] [stderr]    Compiling rust-web v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/database/mysql.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn get_conn(&self) -> MutexGuard<Conn> {
[INFO] [stdout]    |                 ^^^^^     ---------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn get_conn(&self) -> MutexGuard<'_, Conn> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 37.31s
[INFO] running `Command { std: "docker" "inspect" "dab43f4a0bb9f4a883fc5ea1ffa195b2924e6ad3e4e8f666e463e7497fee923b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab43f4a0bb9f4a883fc5ea1ffa195b2924e6ad3e4e8f666e463e7497fee923b", kill_on_drop: false }`
[INFO] [stdout] dab43f4a0bb9f4a883fc5ea1ffa195b2924e6ad3e4e8f666e463e7497fee923b