[INFO] fetching crate rldb 0.1.13...
[INFO] building rldb-0.1.13 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate rldb 0.1.13 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate rldb 0.1.13 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 crates.io crate rldb 0.1.13
[INFO] finished tweaking crates.io crate rldb 0.1.13
[INFO] tweaked toml for crates.io crate rldb 0.1.13 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate rldb 0.1.13 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]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.11.0
[INFO] [stderr]   Downloaded opentelemetry-http v0.8.0
[INFO] [stderr]   Downloaded opentelemetry-otlp v0.12.0
[INFO] [stderr]   Downloaded opentelemetry-proto v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 }`
[INFO] [stdout] 0c39c6d3666d459fa6dbe04ad368465e36d7e0d53c1be824311cee271416599e
[INFO] running `Command { std: "docker" "start" "-a" "0c39c6d3666d459fa6dbe04ad368465e36d7e0d53c1be824311cee271416599e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c39c6d3666d459fa6dbe04ad368465e36d7e0d53c1be824311cee271416599e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c39c6d3666d459fa6dbe04ad368465e36d7e0d53c1be824311cee271416599e", kill_on_drop: false }`
[INFO] [stdout] 0c39c6d3666d459fa6dbe04ad368465e36d7e0d53c1be824311cee271416599e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b319e98b5e6123ee9c3200ad25ba183fa077b1d9a9ae8536b285192ae2ab52a8
[INFO] running `Command { std: "docker" "start" "-a" "b319e98b5e6123ee9c3200ad25ba183fa077b1d9a9ae8536b285192ae2ab52a8", kill_on_drop: false }`
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[INFO] [stderr]    Compiling opentelemetry_sdk v0.19.0
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[INFO] [stderr]    Compiling opentelemetry v0.19.0
[INFO] [stderr]    Compiling opentelemetry-semantic-conventions v0.11.0
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[INFO] [stderr]    Compiling hyper-tls v0.5.0
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[INFO] [stderr]    Compiling opentelemetry-http v0.8.0
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[INFO] [stderr]    Compiling opentelemetry-otlp v0.12.0
[INFO] [stderr]    Compiling rldb v0.1.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/cluster/state.rs:120:21
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn acquire_lock(&self) -> Result<MutexGuard<StateInner>> {
[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] 120 |     fn acquire_lock(&self) -> Result<MutexGuard<'_, StateInner>> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "b319e98b5e6123ee9c3200ad25ba183fa077b1d9a9ae8536b285192ae2ab52a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b319e98b5e6123ee9c3200ad25ba183fa077b1d9a9ae8536b285192ae2ab52a8", kill_on_drop: false }`
[INFO] [stdout] b319e98b5e6123ee9c3200ad25ba183fa077b1d9a9ae8536b285192ae2ab52a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 12f1cca775a09f201ed07bc349401bd428dfbe6617371931b986321402d3838f
[INFO] running `Command { std: "docker" "start" "-a" "12f1cca775a09f201ed07bc349401bd428dfbe6617371931b986321402d3838f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rldb v0.1.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/cluster/state.rs:120:21
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn acquire_lock(&self) -> Result<MutexGuard<StateInner>> {
[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] 120 |     fn acquire_lock(&self) -> Result<MutexGuard<'_, StateInner>> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/cluster/state.rs:120:21
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn acquire_lock(&self) -> Result<MutexGuard<StateInner>> {
[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] 120 |     fn acquire_lock(&self) -> Result<MutexGuard<'_, StateInner>> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "12f1cca775a09f201ed07bc349401bd428dfbe6617371931b986321402d3838f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12f1cca775a09f201ed07bc349401bd428dfbe6617371931b986321402d3838f", kill_on_drop: false }`
[INFO] [stdout] 12f1cca775a09f201ed07bc349401bd428dfbe6617371931b986321402d3838f