[INFO] fetching crate swimming 0.1.3...
[INFO] building swimming-0.1.3 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate swimming 0.1.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate swimming 0.1.3
[INFO] finished tweaking crates.io crate swimming 0.1.3
[INFO] tweaked toml for crates.io crate swimming 0.1.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swimming 0.1.3 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 71 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fa4d9a094eaa2ba7555ed35734c35bdb0b9e292644c25ef2f218d176352859b
[INFO] running `Command { std: "docker" "start" "-a" "9fa4d9a094eaa2ba7555ed35734c35bdb0b9e292644c25ef2f218d176352859b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fa4d9a094eaa2ba7555ed35734c35bdb0b9e292644c25ef2f218d176352859b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa4d9a094eaa2ba7555ed35734c35bdb0b9e292644c25ef2f218d176352859b", kill_on_drop: false }`
[INFO] [stdout] 9fa4d9a094eaa2ba7555ed35734c35bdb0b9e292644c25ef2f218d176352859b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38c560a1898dcbf3cb1a508da961d0fd76a78f2a8b1e39f0231476cd7345b359
[INFO] running `Command { std: "docker" "start" "-a" "38c560a1898dcbf3cb1a508da961d0fd76a78f2a8b1e39f0231476cd7345b359", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref_count v0.1.2
[INFO] [stderr]    Compiling lock_pool v0.2.0
[INFO] [stderr]    Compiling swimming v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:496:22
[INFO] [stdout]     |
[INFO] [stdout] 496 |     pub async fn get(&self) -> Result<LiveConn<Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                      ^^^^^            ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 496 |     pub async fn get(&self) -> Result<LiveConn<'_, Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:579:26
[INFO] [stdout]     |
[INFO] [stdout] 579 |     pub async fn try_get(&self) -> Option<Result<LiveConn<Conn, SIZE>, Conn::Error>> {
[INFO] [stdout]     |                          ^^^^^                   ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 579 |     pub async fn try_get(&self) -> Option<Result<LiveConn<'_, Conn, SIZE>, Conn::Error>> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:669:32
[INFO] [stdout]     |
[INFO] [stdout] 669 |     pub async fn get_or_create(&self) -> Result<FreshOrPooled<Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                                ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 669 |     pub async fn get_or_create(&self) -> Result<FreshOrPooled<'_, Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "38c560a1898dcbf3cb1a508da961d0fd76a78f2a8b1e39f0231476cd7345b359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c560a1898dcbf3cb1a508da961d0fd76a78f2a8b1e39f0231476cd7345b359", kill_on_drop: false }`
[INFO] [stdout] 38c560a1898dcbf3cb1a508da961d0fd76a78f2a8b1e39f0231476cd7345b359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 763338870e0d9f5c9ec1177b0d80d2446192a2febfa6e4d706e7226ec4b5f12c
[INFO] running `Command { std: "docker" "start" "-a" "763338870e0d9f5c9ec1177b0d80d2446192a2febfa6e4d706e7226ec4b5f12c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:496:22
[INFO] [stdout]     |
[INFO] [stdout] 496 |     pub async fn get(&self) -> Result<LiveConn<Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                      ^^^^^            ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 496 |     pub async fn get(&self) -> Result<LiveConn<'_, Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:579:26
[INFO] [stdout]     |
[INFO] [stdout] 579 |     pub async fn try_get(&self) -> Option<Result<LiveConn<Conn, SIZE>, Conn::Error>> {
[INFO] [stdout]     |                          ^^^^^                   ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 579 |     pub async fn try_get(&self) -> Option<Result<LiveConn<'_, Conn, SIZE>, Conn::Error>> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:669:32
[INFO] [stdout]     |
[INFO] [stdout] 669 |     pub async fn get_or_create(&self) -> Result<FreshOrPooled<Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                                ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 669 |     pub async fn get_or_create(&self) -> Result<FreshOrPooled<'_, Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling swimming v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:496:22
[INFO] [stdout]     |
[INFO] [stdout] 496 |     pub async fn get(&self) -> Result<LiveConn<Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                      ^^^^^            ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 496 |     pub async fn get(&self) -> Result<LiveConn<'_, Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:579:26
[INFO] [stdout]     |
[INFO] [stdout] 579 |     pub async fn try_get(&self) -> Option<Result<LiveConn<Conn, SIZE>, Conn::Error>> {
[INFO] [stdout]     |                          ^^^^^                   ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 579 |     pub async fn try_get(&self) -> Option<Result<LiveConn<'_, Conn, SIZE>, Conn::Error>> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:669:32
[INFO] [stdout]     |
[INFO] [stdout] 669 |     pub async fn get_or_create(&self) -> Result<FreshOrPooled<Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                                ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 669 |     pub async fn get_or_create(&self) -> Result<FreshOrPooled<'_, Conn, SIZE>, Conn::Error> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.90s
[INFO] running `Command { std: "docker" "inspect" "763338870e0d9f5c9ec1177b0d80d2446192a2febfa6e4d706e7226ec4b5f12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "763338870e0d9f5c9ec1177b0d80d2446192a2febfa6e4d706e7226ec4b5f12c", kill_on_drop: false }`
[INFO] [stdout] 763338870e0d9f5c9ec1177b0d80d2446192a2febfa6e4d706e7226ec4b5f12c
